CN111708341A

CN111708341A - Intelligent control method of rice cooker, cooking system and storage medium

Info

Publication number: CN111708341A
Application number: CN202010655475.XA
Authority: CN
Inventors: 李慧军; 李崇威
Original assignee: Guangdong Zhiyuan Robot Technology Co Ltd
Current assignee: Guangdong Zhiyuan Robot Technology Co Ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2020-09-25

Abstract

The application relates to an intelligent control method of a rice cooker, a cooking system and a storage medium; the intelligent control method of the pot rice machine comprises the following steps: receiving a cooking command transmitted by the upper computer through the central board card through the bus; analyzing the cooking command, and entering a corresponding cooking process according to an analyzed result; wherein the cooking process comprises a plurality of cooking stages; after the current cooking stage is finished, transmitting a current feeding request to the upper computer through the central board card; the current feeding request is used for indicating the upper computer to start corresponding feeding action and completing indication through the feedback action of the central board card; after receiving the action completion instruction through the bus, the next cooking stage is executed until the cooking process is completed. The number of the furnace ends of the application single equipment is large, the complex process of manually adjusting cooking parameters is not needed, the whole process is automatic, and the working efficiency is obviously improved.

Description

Intelligent control method of rice cooker, cooking system and storage medium

Technical Field

The application relates to the technical field of control of cooking appliances, in particular to an intelligent control method of a rice cooker, a cooking system and a storage medium.

Background

The existing pot rice machine comprises a frame, a pot body with a pot cover, a heating element, a pot (i.e. a clay pot) and a microcomputer control device for controlling the heating of the heating element. Wherein the pot body is arranged on the frame, the heating element is arranged in the pot body, the pot is arranged on the heating element, and the microcomputer control device is arranged outside the pot body.

In the implementation process, the inventor finds that at least the following problems exist in the conventional technology: when traditional pot rice machine cooks, every furnace end needs the manual work to be reinforced according to display panel display state, and every furnace end needs the independent control, through display panel adjustment parameter, has the problem that work efficiency is low.

Disclosure of Invention

In view of the above, it is necessary to provide an intelligent control method for a rice cooker, a cooking system, and a storage medium capable of improving work efficiency.

In order to achieve the above object, in one aspect, an embodiment of the present invention provides an intelligent control method for a rice cooker, including:

receiving a cooking command transmitted by the upper computer through the central board card through the bus;

analyzing the cooking command, and entering a corresponding cooking process according to an analyzed result; wherein the cooking process comprises a plurality of cooking stages; after the current cooking stage is finished, transmitting a current feeding request to the upper computer through the central board card; the current feeding request is used for indicating the upper computer to start corresponding feeding action and completing indication through the feedback action of the central board card;

after receiving the action completion instruction through the bus, the next cooking stage is executed until the cooking process is completed.

In one embodiment, the cooking command is obtained by processing a cooking demand message transmitted by the upper computer through the central board card; the cooking demand message is obtained by processing the ordering information by the upper computer.

In one embodiment, the current fueling requests include a meter-in request, a water-in request, and a fueling request;

the cooking command comprises cooking technological parameters; the cooking process parameters are obtained by processing dish information through an upper computer; or the like, or, alternatively,

the cooking command comprises an ordering type instruction; further comprising the steps of:

and calling the corresponding cooking process parameters according to the ordering type instruction, and entering a corresponding cooking process.

In one embodiment, the method further comprises the following steps:

after the current cooking stage is finished, transmitting the current working state data to the central board card; the current working state data is used for indicating the central board card to feed back the current cooking state to the upper computer; wherein the current operating state data includes a heating tray temperature.

In one embodiment, before the step of receiving the cooking command transmitted by the central board card through the bus, the method further comprises the following steps:

receiving a cooking request through a bus, preheating by adopting a corresponding preheating processing model based on the cooking request, and detecting the temperature of a furnace end;

transmitting a cooker releasing request to the upper computer through the central board card under the condition that the temperature of the furnace end reaches a preset temperature; the pot placing request is used for indicating the upper computer to start corresponding pot placing actions and feeding back a pot placing completion indication through the central board card.

In one embodiment, after the step of parsing the cooking command and entering the corresponding cooking process according to the parsed result, the method further comprises the steps of:

after the cooking process is confirmed to be completed, transmitting a cooking taking request to the upper computer through the central board card; the cooker taking request is used for indicating the upper computer to start corresponding cooker taking actions and feeding back a cooker taking completion indication through the central board card.

In one embodiment, the cooking process includes a first heating stage, a second heating stage, a third heating stage, and a fourth heating stage;

the step of analyzing the cooking command and entering the corresponding cooking process according to the analyzed result comprises the following steps:

confirming that the cooking is finished, entering a first heating stage, and entering a second heating stage after the first heating stage is finished; wherein the heating temperature of the first heating stage is higher than the heating temperature of the second heating stage;

after the second heating stage is finished, transmitting an oiling request to the upper computer through the central board card; the refueling request is used for indicating the upper computer to start corresponding refueling actions and feeding back a refueling completion indication through the central board card;

after receiving an oiling completion instruction through the bus, entering a third heating stage, and after the third heating stage is finished, entering a fourth heating stage until the fourth heating stage is finished; wherein the heating temperature of the third heating stage is less than the heating temperature of the fourth heating stage.

In one embodiment, the cooking process further comprises a fifth heating stage;

the step of analyzing the cooking command and entering the corresponding cooking process according to the analyzed result further comprises the following steps:

after the fourth heating stage is finished, entering a fifth heating stage; wherein the heating temperature in the fifth heating stage is 0 ℃.

A method of cooking comprising the steps of:

receiving a plurality of meal ordering information;

respectively sending the cooking commands corresponding to the plurality of pieces of ordering information to corresponding furnace end board cards through the center board card, so that the furnace end board cards enter corresponding cooking processes according to results of analyzing the cooking commands after receiving the cooking commands;

receiving a current feeding request transmitted by a central board card, starting a corresponding feeding action, and feeding back an action completion indication to the corresponding furnace end board card through the central board card; wherein the current feeding request is transmitted by the furnace end board card after the current cooking stage in the cooking process is finished; the action completion indication is used for indicating the furnace end plate card to execute the next cooking stage until the cooking process is completed.

In one embodiment, the step of sending the cooking commands corresponding to the plurality of ordering information to the corresponding furnace end board cards respectively comprises:

processing the cooking information respectively to obtain corresponding cooking demand messages;

transmitting each cooking requirement message to the central board card; the cooking demand message is used for indicating the central board card to transmit a corresponding cooking command to the corresponding furnace end board card.

A furnace end board card comprises a controller and a bus communication circuit; one end of the bus communication circuit is connected with the controller, and the other end of the bus communication circuit is connected with the upper computer through the central board card;

the controller is used for executing the steps of the intelligent control method of the rice cooker from the angle of the furnace end plate card.

In one embodiment, the temperature measuring circuit and/or the heating circuit are/is connected with the controller;

the temperature measuring circuit is used for detecting the temperature of the heating plate and feeding the temperature back to the controller;

the controller is used for instructing the heating circuit to heat the heating plate based on the temperature.

In one embodiment, the controller is an MCU; the bus communication circuit is a CAN bus communication circuit; the heating circuit is a silicon controlled heating circuit; the temperature measuring circuit is a thermocouple temperature measuring circuit;

the furnace end board card also comprises a power supply circuit for supplying power, a key connected with the MCU and a nixie tube display circuit.

The upper computer is used for connecting the furnace end board cards through a central board card; the host computer is used for executing the steps of the method implemented from the perspective of the host computer.

A cooking system comprises a central board card, the upper computer and the furnace end board cards;

each furnace end board card is connected with the central board card through a bus; the central board card is connected with an upper computer.

In one embodiment, the food ordering system further comprises a food ordering screen; the ordering screen is in communication connection with the upper computer;

the ordering screen is used for receiving ordering information.

A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the above-mentioned method.

At least one of the above technical solutions has the following advantages and beneficial effects:

the utility model provides a furnace end board card is equipped for each furnace end and connected to a central board card in a bus mode, and the central board card is connected to an upper computer; specifically, when the furnace end board card receives a cooking command transmitted by the central board card through the bus, the furnace end board card enters a corresponding cooking process; after the current cooking stage is finished, transmitting a current feeding request to the upper computer through the central board card, and after receiving an action completion instruction through the bus, executing the next cooking stage until the cooking process is finished; the upper computer can respectively send the cooking commands corresponding to the plurality of ordering information to the corresponding furnace end board cards, and can also process the charging states of all stages, so that the whole process is completed without manual intervention, and the real full-automatic cooking process is realized. The number of the furnace ends of the application single equipment is large, the complex process of manually adjusting cooking parameters is not needed, the whole process is automatic, and the working efficiency is obviously improved.

Drawings

The foregoing and other objects, features and advantages of the application will be apparent from the following more particular description of preferred embodiments of the application, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the drawings, and the drawings are not intended to be drawn to scale in actual dimensions, emphasis instead being placed upon illustrating the subject matter of the present application;

fig. 1 is an application environment diagram of an intelligent control and cooking method of a rice cooker in one embodiment;

fig. 2 is a schematic flow chart illustrating an intelligent control method of the rice cooker in one embodiment;

FIG. 3 is a schematic flow chart of a cooking method implemented from a host computer perspective in one embodiment;

FIG. 4 is a schematic flow chart of a cooking process performed from the perspective of the center plate card in one embodiment;

FIG. 5 is a block diagram showing the structure of an intelligent control device of the rice cooker in one embodiment;

FIG. 6 is a block diagram of a cooking device implemented from a host computer perspective in one embodiment;

FIG. 7 is a block diagram of a cooking device implemented from the perspective of a center plate card in one embodiment;

fig. 8 is a schematic structural view of a furnace end plate card in one embodiment;

fig. 9 is a schematic view of a specific structure of a furnace end plate card in one embodiment;

fig. 10 is a schematic view of a control flow of a furnace end board card in one embodiment;

FIG. 11 is a schematic diagram of the cooking system in one embodiment;

fig. 12 is a schematic control flow diagram of a cooking system according to an embodiment.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Embodiments of the present application are set forth in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

It will be understood that, as used herein, the terms "first," "second," and the like may be used herein to describe various elements or stages of a process step, but these elements or process steps are not limited by these terms. These terms are only used to distinguish one element from another element, and to distinguish a first flow stage from another flow stage; for example, a first resistance may be referred to as a second resistance, and similarly, a second resistance may be referred to as a first resistance, without departing from the scope of the present application. The first resistance and the second resistance are both resistances, but they are not the same resistance. As another example, the first heating stage may be referred to as a second heating stage, and similarly, the second heating stage may be referred to as a first heating stage, without departing from the scope of the present application. Both the first heating stage and the second heating stage are heating stages, but they are not the same heating stage.

It is to be understood that "connection" in the following embodiments is to be understood as "electrical connection", "communication connection", and the like if the connected circuits, modules, units, and the like have communication of electrical signals or data with each other.

As used herein, the singular forms "a", "an" and "the" may include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises/comprising," "includes" or "including," etc., specify the presence of stated features, integers, steps, operations, components, parts, or combinations thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof. Also, as used in this specification, the term "and/or" includes any and all combinations of the associated listed items.

The rice cooker is an intelligent control electric cooker which organically combines rice and vegetables. The heating body of the traditional rice cooker is provided with a temperature detecting probe which is connected to a microcomputer control device. The microcomputer control device controls the heating of the heating element, detects the temperature of the heating element in real time through the temperature probe, and adjusts the heating temperature of each stage in the heating process according to the temperature fed back, the whole process forms closed-loop control, and the whole process of cooking rice is completed.

However, in the conventional pot rice machine, each furnace end is provided with a microcomputer control device and a display control panel, each furnace end needs to be manually fed according to the display state of the display panel during cooking, each furnace end needs to be controlled independently, parameters are adjusted through the display panel, and therefore the pot rice machine is very inconvenient, cannot form an automatic pot rice flow, and is low in working efficiency.

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

The intelligent control method and the cooking method of the rice cooker can be applied to the application environment shown in fig. 1. The central board card is communicated with the upper computer through a bus or network communication, and the central board card is connected with each furnace end board card through the bus. In fig. 1, burners 1-N are burner boards provided for each burner, each burner board is connected to a central board in a bus manner, and the number theory of burners is limited only by bus limitations; furthermore, the furnace end board card can comprise a controller, and the controller controls the heating, temperature measurement and other work of the furnace end so as to finish the cooking process.

Specifically, the upper computer may be connected to the central board card through a 485 bus, and the central board card may be connected to each furnace end board card through a can (controller Area network) bus. The upper computer can be but not limited to a PLC (programmable Logic controller), a singlechip and the like; the furnace end board card includes but is not limited to MCU (microcontroller Unit), a minimum system of a singlechip and the like. It should be noted that the present application is applicable to a container-type rice cooking robot, for example, a multi-burner container rice cooking machine.

In one embodiment, as shown in fig. 2, an intelligent control method for a rice cooker is provided, which is described by taking the method as an example of being applied to the furnace end board card in fig. 1, and includes the following steps:

step S202, receiving a cooking command transmitted by the upper computer through the central board card through the bus.

The cooking command is used for instructing the furnace end board card to start heating for cooking, for example, the heating circuit is controlled to heat the heating plate based on the cooking command, and preheating and heating are performed. Specifically, the central board receives and processes a communication instruction (for example, a cooking demand message) of the upper computer, and then transmits a command to the corresponding furnace end board through the bus; further, the center board card CAN convert the CAN protocol into RS485, so that communication between the furnace end board card and an upper computer (for example, PLC) is realized.

It should be noted that, the central board card of the present application can also send a cooking command to a plurality of burner board cards simultaneously through the bus according to the cooking requirement.

Specifically, the application provides that a furnace end board card is equipped for each furnace end; the furnace end board card can receive the cooking command transmitted by the central board card through the bus, and executes corresponding heating action after receiving the cooking command.

In a specific embodiment, the cooking command is obtained by processing a cooking demand message transmitted by the upper computer through the central board card; the cooking demand message is obtained by processing the ordering information by the upper computer.

That is, based on this application, the user accessible sweeps a yard and orders, and the host computer receives ordering information back, sends the demand message of cooking and gives the central integrated circuit board, and central integrated circuit board sends the order of cooking to corresponding furnace end integrated circuit board through the bus.

Step S204, analyzing the cooking command, and entering a corresponding cooking process according to an analyzed result; wherein the cooking process comprises a plurality of cooking stages.

Specifically, when the furnace end board card receives a cooking command, the furnace end board card can analyze the cooking command and perform a corresponding cooking process according to an analysis result. Namely, the furnace end board card receives and analyzes the cooking command, and then the corresponding technological process is adopted.

The cooking process can comprise a plurality of cooking stages; the functional parameters and index requirements corresponding to different cooking stages can be different; in one particular example, the cooking process may include a pre-heating stage, a first heating stage, a second heating stage, a third heating stage, and a fourth heating stage in that order. In another specific example, the cooking process may include a preheating stage, a first heating stage, a second heating stage, a third heating stage, a fourth heating stage, and a fifth heating stage in this order.

Step S206, after the current cooking stage is finished, transmitting a current feeding request to the upper computer through the central board card; the current feeding request is used for indicating the upper computer to start corresponding feeding action, and the indication is completed through the feedback action of the central board card.

Specifically, when the furnace end board card is finished in the current cooking stage and feeding is needed, a current feeding request is transmitted to the upper computer through the central board card based on the bus, and the current feeding request can be used for indicating the upper computer to start corresponding feeding action and finishing indication through feedback action of the central board card;

the furnace end integrated circuit board in this application can judge every furnace end technological requirement promptly, whether carry out the demand of cooking or carry out to certain stage and need carry out what operation etc.. Furthermore, the upper computer can judge and execute the corresponding dish flow according to the transmitted information, and automatically adjust the process flow so as to maximally utilize the power.

In a particular embodiment, the current fueling request may include a meter-in request, a water-in request, and a fueling request;

the cooking command may include cooking process parameters; the cooking process parameters are obtained by processing dish information through an upper computer;

or the like, or, alternatively,

the cooking command comprises an ordering type instruction; the method can also comprise the following steps:

Specifically, the furnace end board card can transmit a corresponding feeding request to the upper computer through the central board card based on the bus after each cooking stage in the cooking process. Meanwhile, corresponding process flow requests, such as a pot placing request and a pot taking request, can also be transmitted. After the upper computer receives the request, the feeding mechanism and the clamping jaw are started to act, and the corresponding process is completed, so that the full-process automation of the rice cooker is realized.

In addition, the cooking process parameters can also be pre-stored in the furnace end board card, and when the furnace end board card determines the type of the pot rice, the corresponding cooking process parameters can be directly called. Specifically, the upper computer sends an instruction (that is, the cooking command may include an order type instruction) to the furnace end board card according to the order type, and the furnace end board card calls the stored cooking parameters (that is, the cooking process parameters) to control.

Taking the rice cooking process as an example, the rice cooking process sequentially comprises a preheating stage, a first heating stage, a second heating stage, a third heating stage and a fourth heating stage, after the preheating stage is finished (namely when the heating plate reaches a preset temperature), the furnace end board card confirms that a cooker can be placed, a cooker placing request is transmitted to the central board card through the bus, the cooker placing request is transmitted to the upper computer through the central board card, the upper computer starts the cooker placing mechanism and the clamping jaw to act, so that the cooker placing work is completed, and the cooker placing action completion indication is fed back. If the second heating stage is finished, the furnace end board card confirms that the refueling can be carried out, the refueling request is transmitted to the central board card through the bus, the central board card transmits the refueling request to the upper computer, and the upper computer starts the refueling mechanism and the clamping jaw to act so as to finish the refueling work and feed back the refueling action completion indication.

Furthermore, the cooking command may include cooking process parameters, that is, the upper computer may store the configuration after receiving the cooking process parameters output by the upper computer according to different dishes of each burner, and complete each cooking stage according to the corresponding cooking process parameters after analyzing the cooking command.

In step S208, after receiving the operation completion instruction through the bus, the next cooking stage is executed until the cooking process is completed.

Specifically, when the upper computer completes the corresponding charging action, an action completion indication can be fed back, for example, the action completion indication is transmitted to the furnace end board card through the central board card; and after the furnace end board card receives the action completion indication, executing the next cooking stage until the cooking process is completed.

Taking the rice cooking process as an example, the rice cooking process sequentially comprises a preheating stage, a first heating stage, a second heating stage, a third heating stage and a fourth heating stage, after the second heating stage is finished, the furnace end board card confirms that the oil can be added, an oil adding request is transmitted to the central board card through the bus, the central board card transmits the oil adding request to the upper computer, and the upper computer starts the oil adding mechanism and the clamping jaw to act, completes the oil adding work and feeds back an oil adding action completion indication; and after the furnace end board card receives the oiling action completion instruction, starting to execute a third heating stage until the cooking process is completed.

In a specific embodiment, the method may further include the steps of:

Particularly, in the cooking process, the furnace end board card can send the state in the cooking process to the upper computer in real time so as to facilitate the real-time monitoring and processing of the upper computer. For example, after the current cooking stage is finished, the current working state data (such as the temperature of the heating plate) is transmitted to the central board card, the central board card replies the current cooking stage and state to the upper computer, and the upper computer processes the charging state of each stage, so that the whole process is completed without manual intervention, and the real full-automatic cooking process is realized.

In a specific embodiment, before the step of receiving the rice cooking command transmitted by the central board via the bus, the method may further include the steps of:

Specifically, before the cooking process is executed, based on the present application, the furnace end board card can preferentially execute the preheating process; namely, when receiving a cooking demand (namely a cooking request), the furnace end board card can be preheated by utilizing a preheating function processing function (namely a preheating processing model), and when reaching a preset temperature, the furnace end board card can request to put a pot on the furnace end (at the moment, water, rice and ingredients are all put in the pot); the executable process of preheating of furnace end integrated circuit board in this application, and then form automatic a kind of deep pot meal flow to effectively improve work efficiency.

In a specific embodiment, after the step of parsing the cooking command and entering the corresponding cooking process according to the parsed result, the method further comprises the steps of:

when the cooking process is confirmed to be completed, a cooker taking request is transmitted to the upper computer through the central board card; the cooker taking request is used for indicating the upper computer to start corresponding cooker taking actions and feeding back a cooker taking completion indication through the central board card.

Specifically, after the cooking stage is completed, the furnace end board card can indicate and confirm whether the upper computer completes the cooking action or not, so that the cooking stage corresponding to the next cooking command can be rapidly entered; thereby improving the working efficiency and realizing the real full-automatic rice cooking process.

In a particular embodiment, the cooking process includes a first heating stage, a second heating stage, a third heating stage, and a fourth heating stage;

when the cooking is confirmed to be finished, entering a first heating stage, and after the first heating stage is finished, entering a second heating stage; wherein the heating temperature of the first heating stage is higher than the heating temperature of the second heating stage;

Specifically, when the cooking is confirmed to be completed, the furnace end board card can automatically perform the first-stage heating treatment, the heating temperature at this time can be T1 (i.e., the heating temperature of the first heating stage), the second-stage heating treatment is performed after the furnace end board card is heated for a period of time (i.e., after the first heating stage is finished), the heating temperature at this time is T2 (i.e., the heating temperature of the second heating stage), and the fuel filling request can be sent after the furnace end board card is heated for a period of time (i.e., after the second heating stage is finished), wherein T1 is greater than T2; in the above, based on the present application, the water may be boiled in the first heating stage, and then slowly cooked by lowering the temperature in the second heating stage;

after the refueling is completed, the burner board card may perform a third stage heating process, where the heating temperature is T3 (i.e., the heating temperature in the third heating stage), where T3 may be as much as T2; after heating for a period of time, executing a fourth-stage heating treatment, wherein the heating temperature is T4 (namely the heating temperature of the fourth heating stage), and after heating for a period of time, sending a pot taking request; wherein T3 is less than T4; based on the third and fourth heating stages, the rice in the pot body can generate rice crust, so that the rice is more delicious.

In a particular embodiment, the cooking process further comprises a fifth heating stage;

Specifically, after the heat treatment in the fourth heating stage is completed, the treatment in the fifth heating stage may be performed, and in this case, the heating temperature may be set to 0 degrees, which corresponds to keeping the burner unheated; thereby the pot body can braise the hot pot rice for a while, the rice can be better eaten, and then a request for taking the pot can be sent out.

In the intelligent control method of the rice cooker, the application provides that each furnace end is provided with a furnace end board card and connected to a central board card in a bus mode, and the central board card is connected with an upper computer; specifically, when the furnace end board card receives a cooking command transmitted by the central board card through the bus, the furnace end board card enters a corresponding cooking process; after the current cooking stage is finished, transmitting a current feeding request to the upper computer through the central board card, and after receiving an action completion instruction through the bus, executing the next cooking stage until the cooking process is finished; the upper computer can respectively send the cooking commands corresponding to the plurality of ordering information to the corresponding furnace end board cards, and can also process the charging states of all stages, so that the whole process is completed without manual intervention, and the real full-automatic cooking process is realized. The number of the furnace ends of the application single equipment is large, the complex process of manually adjusting cooking parameters is not needed, the whole process is automatic, and the working efficiency is obviously improved.

In one embodiment, as shown in fig. 3, a cooking method is provided, which is described by taking the method as an example of being applied to the upper computer in fig. 1, and includes the following steps:

step S302, receiving a plurality of ordering information;

step S304, respectively sending the cooking command corresponding to the plurality of ordering information to the corresponding furnace end board card through the center board card, so that the furnace end board card enters the corresponding cooking process according to the result of analyzing the cooking command after receiving the cooking command;

step S306, receiving a current feeding request transmitted by the central board card, and starting a corresponding feeding action;

step S308, feeding back an action completion indication to the corresponding furnace end board card through the central board card; the current feeding request is transmitted after the current cooking stage of the furnace end board card in the cooking process is finished; the action completion indication is used for indicating the furnace end plate card to execute the next cooking stage until the cooking process is completed.

In a particular embodiment of the present invention,

respectively with a plurality of steps that the order of cooking that the information corresponds of ordering sends corresponding furnace end integrated circuit board, include:

Specifically, a user orders food by scanning a code, and after receiving the food ordering information, the upper computer sends a cooking requirement message to the central board card through the bus; the central board card sends a cooking command to the corresponding furnace end board card through the bus, and the furnace end board card receives and analyzes the cooking command and adopts the corresponding process flow to automatically run the process flow.

The furnace end board card starts heating and cooking according to a cooking command, rice adding, water adding and oil adding are achieved in the heating process, when each stage is completed, the furnace end board card sends the requirement to the central board card, the central board card further forwards the requirement to the upper computer, the upper computer starts the feeding mechanism and the clamping jaw to act after receiving the command, and the feedback action is completed to indicate.

Further, in the application, the upper computer is connected with the central board card, and the central board card is connected with each furnace end board card through a bus; the upper computer transmits the cooking demand message to the central board card, and the central board card can send a cooking command to the corresponding furnace end board card to start heating and cooking; the heating process of cooking reaches and adds rice, adds water, refuels, when accomplishing each stage, the furnace end integrated circuit board sends the demand to central integrated circuit board, and central integrated circuit board further forwards to the host computer, and the host computer receives the demand and then starts feeding mechanism and clamping jaw action.

Meanwhile, the upper computer can issue different cooking processes of different dishes of each furnace end, the furnace end board card can be stored and configured after being received, and the state of the furnace end board card in the cooking process can be sent to the upper computer in real time, so that the upper computer can monitor and process the state in real time. With this application be applied to container hot pot rice robot, for example, many furnace ends container hot pot rice machine, whole container can have 36 furnace ends, can cook simultaneously, can accomplish 36 in 15 minutes, and efficiency is high.

It should be noted that, regarding the step flow realized by the furnace end board card side, the specific limitations thereof may refer to the limitations of the above-mentioned intelligent control method for the rice cooker implemented from the angle of the furnace end board card, and are not described herein again.

In the cooking method, the upper computer is connected with the central board card, each furnace end board card is provided with one furnace end board card, and each furnace end board card is connected to the central board card in a bus mode; specifically, the upper computer transmits a cooking command to the furnace end board card through the central board card, so that the furnace end board card enters a corresponding cooking process; the upper computer starts the feeding mechanism and the clamping jaw to act through the central board card and the current feeding request transmitted by the furnace end board card after the current cooking stage is finished, so that the corresponding process is finished, and an action completion indication is fed back to indicate the furnace end board card to execute the next cooking stage until the cooking process is finished;

the upper computer can process the charging state of each stage, the whole process is completed without manual intervention, and the real full-automatic rice cooking process is realized. The number of the furnace ends of the application single equipment is large, the complex process of manually adjusting cooking parameters is not needed, the whole process is automatic, and the working efficiency is obviously improved.

In one embodiment, as shown in fig. 4, a cooking method is provided, which is described by taking the central board card in fig. 1 as an example, and includes the following steps:

step S402, transmitting a cooking command to a corresponding furnace end board card through a bus; the cooking command is used for indicating the furnace end board card to analyze the cooking command and entering a corresponding cooking process according to an analyzed result; the cooking process comprises a plurality of cooking stages;

step S404, after receiving a current feeding request transmitted by the stove head board card after the current cooking stage is finished through the bus, transmitting the current feeding request to an upper computer; the current feeding request is used for indicating the upper computer to start corresponding feeding action and feeding back an action completion indication;

step S406, transmitting the action completion indication to the furnace end board card through the bus; the action completion indication is used for indicating the furnace end plate card to execute the next cooking stage until the cooking process is completed.

Specifically, each furnace end board card is connected to a central board card in a bus mode, and the central board card is connected with an upper computer; the central board transmits the cooking command to the corresponding furnace end board through the bus, and the furnace end board executes the corresponding cooking process after receiving the cooking command; in a specific example, after receiving and processing a communication instruction (for example, a rice cooking demand message) of the upper computer, the central board transmits a command to the corresponding burner board through the bus.

Further, the central board card of this application can also be according to the demand of cooking, sends the order of cooking to a plurality of furnace end board cards simultaneously through the bus.

After the central board card receives the current cooking stage end of the furnace head board card, the central board card forwards the current feeding request to the upper computer based on the current feeding request transmitted by the bus; the current feeding request can be used for indicating the upper computer to start corresponding feeding action and feeding back an action completion indication; the central board card forwards the action completion indication to the furnace end board card through a bus; and after the furnace end board card receives the action completion indication, executing the next cooking stage until the cooking process is completed.

It should be noted that, regarding the step flow implemented by the furnace end board card and the upper computer side, the specific limitations thereof may refer to the above limitations on the intelligent control method of the rice cooker implemented from the angle of the furnace end board card and the cooking method implemented from the angle of the upper computer, and are not described herein again.

In the cooking method, each furnace end is provided with a furnace end board card and connected to the central board card in a bus mode, and the number theory of the furnace ends is only limited by the limit of the bus; the central board card can be connected to the upper computer in a bus or network mode, the upper computer sends a cooking requirement through a communication command, the central board card replies the current cooking stage and state, the upper computer processes the feeding state of each stage, the whole process is completed without manual intervention, and the real full-automatic cooking process is realized. Specifically, the central board transmits a cooking command of the upper computer to the furnace end board, so that the furnace end board enters a corresponding cooking process; the central board card transmits a current feeding request transmitted by the furnace end board card after the current cooking stage is finished to the upper computer, so that the upper computer starts the feeding mechanism and the clamping jaw to act, a corresponding process is finished, and an action completion indication is fed back; the central board card transmits the action completion indication to the furnace end board card to indicate the furnace end board card to execute the next cooking stage until the cooking process is completed;

it should be understood that although the various steps in the flow charts of fig. 2-4 are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least some of the steps in fig. 2-4 may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performance of the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternating with other steps or at least some of the sub-steps or stages of other steps.

In one embodiment, as shown in fig. 5, there is provided an intelligent control device for a rice cooker, which is exemplified by applying the device to a furnace end board card in fig. 1, and includes:

a communication module 510 for receiving a cooking command from the upper computer via the central board card via the bus;

the heating module 520 is used for analyzing the cooking command and entering a corresponding cooking process according to the analyzed result; wherein the cooking process comprises a plurality of cooking stages; and executing the next cooking stage after receiving the action completion instruction through the bus until the cooking process is completed;

the feeding request module 530 is used for transmitting a feeding request to the upper computer through the central board card after the current cooking stage is finished; the current feeding request is used for indicating the upper computer to start corresponding feeding action, and the indication is completed through the feedback action of the central board card.

For the specific limitations of the intelligent control device of the rice cooker, reference may be made to the above limitations of the intelligent control method of the rice cooker, and details are not repeated here. All modules in the intelligent control device of the rice cooker can be completely or partially realized through software, hardware and a combination thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.

In one embodiment, as shown in fig. 6, there is provided a cooking apparatus, which is described by taking an example of the apparatus applied to the upper computer in fig. 1, and includes:

the meal ordering information module 610 is used for respectively sending the cooking commands corresponding to the meal ordering information to the corresponding furnace end board cards through the center board cards so that the furnace end board cards enter the corresponding cooking processes according to the results of analyzing the cooking commands after receiving the cooking commands;

the feeding execution module 620 is configured to start a corresponding feeding action when receiving a current feeding request transmitted by the central board card;

the action feedback module 630 is used for feeding back an action completion indication to the corresponding furnace end board card through the central board card; the current feeding request is transmitted after the current cooking stage of the furnace end board card in the cooking process is finished; the action completion indication is used for indicating the furnace end plate card to execute the next cooking stage until the cooking process is completed.

For specific limitations of the cooking device implemented from the perspective of the upper computer, reference may be made to the above limitations of the cooking method implemented from the perspective of the upper computer, which are not described herein again. The various modules in the cooking device described above may be implemented in whole or in part by software, hardware, and combinations thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.

In one embodiment, as shown in fig. 7, a cooking apparatus is provided, which is illustrated by applying the apparatus to the center board in fig. 1, and includes:

the command module 710 is used for transmitting a cooking command to the corresponding furnace end board card through a bus; the cooking command is used for indicating the furnace end board card to analyze the cooking command and entering a corresponding cooking process according to an analyzed result; the cooking process comprises a plurality of cooking stages;

the forwarding module 720 is used for receiving a current feeding request transmitted by the stove head board card after the current cooking stage is finished through the bus, and transmitting the current feeding request to the upper computer; the current feeding request is used for indicating the upper computer to start corresponding feeding action and feeding back an action completion indication; and transmitting the action completion indication to the furnace end board card through a bus; the action completion indication is used for indicating the furnace end plate card to execute the next cooking stage until the cooking process is completed.

For specific definitions of the cooking device implemented from the central board angle, reference may be made to the above definitions of the cooking method implemented from the central board angle, which are not described in detail herein. The various modules in the cooking device described above may be implemented in whole or in part by software, hardware, and combinations thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.

In one embodiment, as shown in fig. 8, there is provided a burner board card including a controller and a bus communication circuit; one end of the bus communication circuit is connected with the controller, and the other end of the bus communication circuit is connected with the upper computer through the central board card;

Particularly, the application provides that each furnace end is provided with a furnace end board card; the furnace end board card can comprise a controller, and the controller can execute the steps in the intelligent control method of the rice cooker implemented from the angle of the furnace end board card.

The controller is connected with the central board card through a bus communication circuit, and the central board card is connected with the upper computer. After receiving the cooking demand message of the upper computer, the central board card can send a cooking command to the corresponding furnace end board card; the furnace end integrated circuit board and then start the heating and cook, reach among the heating process and add rice, add water, refuel, when accomplishing each stage, the furnace end integrated circuit board sends the central integrated circuit board with reinforced demand, and the host computer is forwarded to the host computer to further reinforced demand to the central integrated circuit board, and the host computer is received and is started reinforced mechanism and clamping jaw action after the demand.

Meanwhile, the furnace end board card can receive different cooking processes of different dishes of each furnace end sent by the upper computer and store and configure the cooking processes; the furnace end board card can send the state of the cooking process to the upper computer in real time in the cooking process so as to facilitate the real-time monitoring and processing of the upper computer. Be applied to container pot rice robot with this application, for example, many furnace ends container pot rice machine, whole container has 36 furnace ends to be equipped with 36 furnace end integrated circuit boards, can cook simultaneously, can accomplish 36 in 15 minutes and copy, efficiency is high.

Further, as shown in fig. 9, in a specific embodiment, the furnace end board card may further include a temperature measuring circuit and/or a heating circuit connected to the controller;

As shown in FIG. 9, in one particular embodiment, the controller is an MCU; the bus communication circuit is a CAN bus communication circuit; the heating circuit is a silicon controlled heating circuit; the temperature measuring circuit is a thermocouple temperature measuring circuit;

Particularly, this application furnace end integrated circuit board CAN include power supply circuit, MCU, silicon controlled rectifier heating circuit, temperature measurement circuit, button and charactron display circuit and CAN bus communication circuit. The control flow of the furnace end board card CAN be as shown in fig. 10, and the corresponding command is obtained through the CAN bus communication circuit, and the corresponding process flow is executed.

The power circuit can convert 220V commercial power into 3.3V power to supply power to the MCU and various digital logic chips. The controllable silicon heating circuit can heat the heating plate by controlling the on-off of 220V by the controllable silicon; the temperature measuring circuit can detect the temperature of the heating plate through the thermocouple and feed back the temperature to the MCU for heating control; the MCU can be realized by a singlechip minimum system, and the singlechip minimum system can be used for executing control and communication functions. The key and the nixie tube display circuit can set cooking parameters through the key, and the nixie tube displays the state of the cooking process. The CAN communication circuit CAN send and receive communication commands with the central board card through a CAN bus, and further realizes information interaction with an upper computer.

In one embodiment, a host computer is provided for connecting each burner board card through a central board card; the host computer is used for executing the steps of the method implemented from the perspective of the host computer.

In one embodiment, as shown in fig. 11, a cooking system is provided, which includes an upper computer, a central board card and each furnace end board card; each furnace end board card is connected with the central board card through a bus; the central board card is connected with an upper computer;

wherein, the upper computer is used for executing the steps of the cooking method implemented from the angle of the upper computer; the central board card is used for executing the steps of the cooking method implemented from the central board card angle.

In one embodiment, the cooking system may further include an ordering screen; the ordering screen is in communication connection with the upper computer;

the ordering screen is used for receiving ordering information.

Specifically, the upper computer transmits a corresponding cooking demand message to the central board card when receiving the ordering information; the center board transmits a cooking command to the corresponding furnace end board card through the bus based on the cooking demand message;

the furnace end board card analyzes the cooking command and enters a corresponding cooking process according to the analyzed result; wherein the cooking process may include several cooking stages; after the current cooking stage is finished, the furnace head plate card transmits a current feeding request to the upper computer through the central plate card; the upper computer starts corresponding feeding actions based on the current feeding request and feeds back action completion instructions to the furnace end board card through the central board card; the stove head plate card executes the next cooking stage after receiving the action completion instruction through the bus till the cooking process is completed.

The PLC CAN be connected to the central board card through a 485 bus, and the central board card CAN be connected with each furnace end board card through a CAN bus. Further, by applying the cooking system of the present application, the intelligent control process of the rice cooker can be as shown in fig. 12:

when a cooking requirement is received, the furnace end board card can be preheated by utilizing a preheating function processing function, and when the preset temperature is reached, the upper computer is requested to place a pot on the furnace end (at the moment, water, rice and ingredients are placed in the pot);

then, the furnace end board card can execute a first stage heating treatment, wherein the heating temperature is T1, after heating for a period of time, the second stage heating treatment is executed, the heating temperature is T2, after heating for a period of time, an oiling request is sent out, wherein T1 is greater than T2; as above, based on the present application, the water may be boiled first in the first heating stage, and then slowly cooked by lowering the temperature in the second heating stage;

after oiling is finished, the furnace end board card can execute a third-stage heating treatment, wherein the heating temperature is T3, (T3 is almost equal to T2), after heating for a period of time, a fourth-stage heating treatment is executed, wherein the heating temperature is T4, and after heating for a period of time, a pot taking request is sent; wherein T3 is less than T4; based on the third and fourth heating stages, the rice in the pot body can generate rice crust, so that the rice is more delicious.

Further, after the fourth stage heating treatment is completed, the furnace end board card can also perform the fifth stage treatment, at this time, the heating temperature is set to be 0, which is equivalent to that the furnace end is not heated; thereby the pot body can braise the hot pot rice for a while, the rice can be better eaten, and then a request for taking out the pot can be sent out.

It should be noted that, in this application, the MCU of the furnace end board card CAN receive data from the central board card of the cooker through the CAN circuit, and determine the process requirement of each furnace end, whether to execute the cooking requirement or what operation needs to be performed at a certain stage. And then the host computer can judge the dish flow according to the information that conveys, and automatic adjustment process flow utilizes power to the maximize.

The user CAN order food by scanning the code, the upper computer sends a cooking demand message to the central board card through the bus after receiving the ordering information, the central board card sends a cooking command to the furnace end board card through the CAN bus, and the furnace end board card receives and analyzes the cooking command, acquires dish information, and then adopts a corresponding process flow and automatically runs the process flow.

In the cooking system of this application, every furnace end all is equipped with a furnace end integrated circuit board, is connected to central integrated circuit board through the bus mode, and furnace end quantity theory only is subject to the bus restriction. The central board card is connected to the PLC or the upper computer in a bus or network mode, the upper computer issues a cooking requirement through a communication command, the central board card replies the current cooking stage and state, the upper computer processes the feeding state of each stage, the whole process is completed without manual intervention, and the real full-automatic cooking process is realized. The application form set has the advantages of large number of furnace ends, no need of complicated manual adjustment of cooking parameters, automatic whole process and high efficiency.

It will be understood by those skilled in the art that the configurations shown in fig. 1, 8, 9 and 11 are merely block diagrams of some configurations relevant to the present disclosure, and do not constitute a limitation on the structural devices to which the present disclosure may be applied, and a particular structural device may include more or less components than shown in the figures, or may combine certain components, or have a different arrangement of components.

In an embodiment, a computer-readable storage medium is provided, on which a computer program is stored, which computer program, when being executed by a processor, realizes the steps of any of the methods described above.

It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms, such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus DRAM (RDRAM), and interface DRAM (DRDRAM).

In the description herein, references to the description of "some embodiments," "other embodiments," "desired embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic description of the above terminology may not necessarily refer to the same embodiment or example.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An intelligent control method of a rice cooker is characterized by comprising the following steps:

analyzing the cooking command, and entering a corresponding cooking process according to the analyzed result; wherein the cooking process comprises a plurality of cooking stages; after the current cooking stage is finished, transmitting a current feeding request to an upper computer through the central board card; the current feeding request is used for indicating the upper computer to start corresponding feeding action and feeding back an action completion indication through the central board card;

and executing the next cooking stage after receiving the action completion instruction through the bus till the cooking process is completed.

2. The intelligent control method of the rice cooker as claimed in claim 1, wherein the cooking command is obtained by processing the cooking demand message transmitted by the upper computer through the central board card; the cooking demand message is obtained by processing the ordering information by the upper computer.

3. The intelligent control method of a rice cooker as recited in claim 1, wherein the current filling request includes a rice filling request, a water filling request and a fuel filling request;

the cooking command comprises cooking technological parameters; the cooking process parameters are obtained by processing dish information through the upper computer; or the like, or, alternatively,

and calling corresponding cooking process parameters according to the ordering type instruction, and entering a corresponding cooking process.

4. The intelligent control method of a rice cooker according to any one of claims 1 to 3, further comprising the steps of:

5. The intelligent control method for a rice cooker as recited in claim 1, wherein before the step of receiving the cooking command transmitted from the central board via the bus, the method further comprises the steps of:

receiving a cooking request through the bus, preheating by adopting a corresponding preheating processing model based on the cooking request, and detecting the temperature of a furnace end;

transmitting a cooker releasing request to the upper computer through the central board card under the condition that the temperature of the furnace end reaches a preset temperature; the cooker placing request is used for indicating the upper computer to start corresponding cooker placing actions and feeding back a cooker placing completion indication through the central board card.

6. The intelligent control method of a rice cooker as claimed in claim 1, wherein after the step of parsing the rice cooking command and entering the corresponding rice cooking process according to the result of the parsing, the method further comprises the steps of:

after the cooking process is confirmed to be completed, transmitting a cooking taking request to the upper computer through the central board card; the pot taking request is used for indicating the upper computer to start corresponding pot taking actions and feeding back a pot taking completion indication through the central board card.

7. The intelligent control method of a rice cooker according to claim 1, 5 or 6, wherein the rice cooking process comprises a first heating stage, a second heating stage, a third heating stage and a fourth heating stage;

the step of analyzing the cooking command and entering a corresponding cooking process according to the analyzed result comprises the following steps:

confirming that the cooking is finished, entering the first heating stage, and entering the second heating stage after the first heating stage is finished; wherein the heating temperature of the first heating stage is greater than the heating temperature of the second heating stage;

after the second heating stage is finished, transmitting an oiling request to an upper computer through the central board card; the refueling request is used for indicating the upper computer to start corresponding refueling actions and feeding back a refueling completion indication through the central board card;

after receiving the oiling completion indication through the bus, entering the third heating stage, and after the third heating stage is finished, entering the fourth heating stage until the fourth heating stage is finished; wherein the heating temperature of the third heating stage is less than the heating temperature of the fourth heating stage.

8. The intelligent control method of a rice cooker as claimed in claim 7, wherein the rice cooking process further comprises a fifth heating stage;

the step of analyzing the cooking command and entering a corresponding cooking process according to the analyzed result further comprises the following steps:

after the fourth heating stage is finished, entering the fifth heating stage; wherein the heating temperature in the fifth heating stage is 0 ℃.

9. A method of cooking, comprising the steps of:

receiving a plurality of meal ordering information;

respectively sending a cooking command corresponding to the plurality of pieces of ordering information to corresponding furnace end board cards through a center board card, so that the furnace end board cards enter corresponding cooking processes according to results of analyzing the cooking command after receiving the cooking command;

receiving a current feeding request transmitted by the central board card, starting a corresponding feeding action, and feeding back an action completion indication to the corresponding furnace end board card through the central board card; wherein the current feeding request is transmitted by the furnace head plate card after the current cooking stage in the cooking process is finished; the action completion indication is used for indicating the furnace end board card to execute the next cooking stage until the cooking process is completed.

10. The cooking method according to claim 9, wherein the step of sending the cooking commands corresponding to the plurality of pieces of meal ordering information to the corresponding burner boards respectively comprises:

processing each ordering information respectively to obtain corresponding cooking demand information;

transmitting each cooking demand message to the central board card; the cooking requirement message is used for indicating the central board card to transmit a corresponding cooking command to the corresponding furnace end board card.

11. A furnace end board card is characterized by comprising a controller and a bus communication circuit; one end of the bus communication circuit is connected with the controller, and the other end of the bus communication circuit is connected with an upper computer through a central board card;

the controller is configured to perform the steps of the method of any one of claims 1 to 8.

12. The furnace end board card of claim 11, further comprising a temperature measuring circuit and/or a heating circuit connected to the controller;

the controller is used for indicating the heating circuit to heat the heating plate based on the temperature.

13. The furnace end board card of claim 12, wherein the controller is an MCU; the bus communication circuit is a CAN bus communication circuit; the heating circuit is a silicon controlled heating circuit; the temperature measuring circuit is a thermocouple temperature measuring circuit;

the furnace end board card also comprises a power supply circuit for supplying power, and a key and a nixie tube display circuit which are connected with the MCU.

14. The upper computer is characterized in that the upper computer is used for connecting the furnace end board cards through a central board card; wherein the host computer is configured to perform the steps of the method of any one of claims 9 to 10.

15. A cooking system comprising a central board, an upper computer as claimed in claim 14 and a jamb board each as claimed in any of claims 11 to 13;

each furnace end board card is connected with the central board card through a bus; the central board card is connected with the upper computer.

16. The cooking system of claim 15, further comprising an ordering screen; the ordering screen is in communication connection with the upper computer;

the ordering screen is used for receiving ordering information.

17. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method of any one of claims 1 to 10.