CN114689824A - On-line detection method and detection device for sulfur content of automobile oil - Google Patents

Abstract

The application provides an on-line detection method and detection device for the sulfur content of automobile oil. The method includes: first, controlling a separation device to separate the automobile oil to be tested into a plurality of reserve automobile oils, and a plurality of reserve automobile oils. Then, control multiple working electrodes to test the corresponding preparatory automobile oil, and calculate the preparatory sulfur content according to the test results. The preparatory sulfur content is the sulfur content of each preparatory automobile oil. Correspondingly test the prepared automobile oil with different sulfur components; finally, according to multiple preliminary sulfur contents, determine the sulfur content of the automobile oil to be tested. Multiple working electrodes ensure high accuracy of sulfur content detection, ensure that the sulfur content of automobile oil can be quickly detected online, solve the defect that the existing offline detection method cannot monitor the quality of automobile oil in real time, and avoid Excessive emissions, corrosion of engine components and shortened oil change intervals due to untimely monitoring.

Description

On-line detection method and detection device for sulfur content of automobile oil

technical field

The present application relates to the field of automotive oil, and in particular, to an online detection method for the sulfur content of automotive oil, a detection device thereof, a computer-readable storage medium, a processor, and an online detection device for the sulfur content of automotive oil.

Background technique

At present, when users use unqualified diesel produced by small workshops, there are many dangers. On the one hand, the sulfur content of diesel is high, and the sulfide in the exhaust gas produced by combustion will poison the aftertreatment catalyst, resulting in excessive emissions; on the other hand , Active sulfur can directly corrode metals, and regardless of active sulfide or inactive sulfide, sulfur dioxide and sulfur trioxide generated after combustion encounter water and water vapor generated by combustion, and will form sulfurous acid and sulfuric acid at high temperature, causing serious corrosion. Engine parts; on the other hand, acidic substances will cause the total base value of the oil to drop rapidly, and the oil change cycle will be greatly shortened. Due to the variety of sulfur-containing molecules in diesel fuel, traditional electrochemical sensors cannot accurately identify the total sulfur content in diesel fuel. Traditional sulfur content detectors are bulky and expensive, and cannot perform online detection of the sulfur content of diesel fuel added by users. , There is an urgent need for an online rapid detection method of sulfur content in diesel fuel, and a corresponding control strategy is developed to realize the protection of the engine and solve the problem that the sulfur content cannot be quickly detected online.

The above information disclosed in this Background section is only for enhancement of understanding of the background of the technology described in this article and therefore it may contain certain information that does not form part of the already known in this country to a person of ordinary skill in the art known prior art.

SUMMARY OF THE INVENTION

The main purpose of the present application is to provide an online detection method for the sulfur content of automobile oil, its detection device, a computer-readable storage medium, a processor, and an online detection device for the sulfur content of automobile oil, so as to solve the problems in the prior art. The problem that the sulfur content of automobile oil cannot be quickly detected online.

According to an aspect of the embodiments of the present invention, there is provided an on-line detection method for the sulfur content of automotive oil, the method comprising: controlling a separation device to separate the automotive oil to be tested into a plurality of preparatory automotive oils, a plurality of The sulfur components of the prepared automobile oil are all different; a plurality of working electrodes are controlled to test the corresponding prepared automobile oil, and the preliminary sulfur content is calculated according to the test result, and the preliminary sulfur content is For the sulfur content of the oil, a plurality of the working electrodes correspond to testing the prepared automobile oil with different sulfur components; according to the plurality of the preliminary sulfur contents, the sulfur content of the automobile oil to be tested is determined.

Optionally, before controlling the separation device to separate the vehicle oil to be tested into a plurality of preparatory vehicle oils, the method further includes: determining whether the vehicle is refueling or whether the vehicle has completed the refueling action; When refueling or when the vehicle completes the refueling action, part of the added oil is obtained to obtain the vehicle oil to be tested.

Optionally, determining whether the car is refueling or whether the car has completed the refueling action includes: acquiring a current signal in real time, where the current signal is a signal generated by the rotation of the oil pump; determining whether the car is refueling according to the current signal, When the current signal is greater than a predetermined threshold, it is determined that the car is refueling; when the current signal is less than or equal to the predetermined threshold, it is determined that the car is not refueling; when it is determined that the car is refueling In the case of determining whether the start signal of the car is received, the start signal is a signal representing the start of the car; in the case of determining that the start signal is received, it is determined that the car has completed the refueling action .

Optionally, controlling the separation device to separate the oil to be tested into a plurality of preparatory motor oils includes: controlling the separation device including molecular sieves with different pore sizes to separate the oil to be tested to obtain a plurality of the oil for the car to be tested. Prepare motor oil as described above.

Optionally, controlling a plurality of working electrodes to test the corresponding preliminary automobile oil, and calculating the preliminary sulfur content according to the test results, including: controlling each of the working electrodes and the corresponding reference electrodes to be inserted into the preliminary automobile oil. obtain the voltage value between each of the working electrodes and the corresponding reference electrode, and obtain a plurality of voltage signals; according to the plurality of the voltage signals, calculate the reserve corresponding to each of the reserve automobile oil Sulfur content.

Optionally, after it is determined that the vehicle completes the refueling action, the method further includes: acquiring refueling information, where the refueling information includes location information of the refueling location and refueling time information; when the sulfur content is greater than a predetermined value , and send out a prompt signal and the refueling information, and the prompt signal is a signal prompting that the sulfur content of the added automobile oil exceeds the standard.

According to another aspect of the embodiments of the present invention, there is also provided an on-line detection device for the sulfur content of automobile oil, the device includes a first control unit, a second control unit and a first determination unit, wherein the first A control unit is used to control the separation equipment to separate the vehicle oil to be tested into a plurality of preparatory motor oils, and the sulfur components of the plurality of preparatory motor oils are different; the second control unit is used to control a plurality of work The electrodes test the corresponding prepared automobile oil, and calculate the preliminary sulfur content according to the test results. The preliminary sulfur content is the sulfur content of each of the prepared automobile oils. A plurality of the working electrodes correspond to testing different sulfur groups. and the first determining unit is configured to determine the sulfur content of the automobile oil to be tested according to a plurality of the preliminary sulfur contents.

According to yet another aspect of the embodiments of the present invention, a computer-readable storage medium is also provided, the computer-readable storage medium includes a stored program, wherein the program is used to execute any one of the methods.

According to yet another aspect of the embodiments of the present invention, a processor is also provided, and the processor is configured to run a program, wherein any one of the methods is executed when the program is run.

According to yet another aspect of the embodiments of the present invention, there is also provided an online detection device for the sulfur content of automobile oil, the online detection device is located in the fuel tank of the automobile, and the online detection device includes a separation device, a plurality of working electrodes and a controller, wherein the separation device is used for separating the automotive oil to be tested into a plurality of preparatory automotive oils, and the sulfur components of the plurality of the preparatory automotive oils are all different; and the plurality of the working electrodes are used for The preparatory motor oil is tested for different sulfur components; the controller is used to perform any of the methods.

In the embodiment of the present invention, in the on-line detection method of the sulfur content of the automobile oil, first, the separation equipment is controlled to separate the automobile oil to be tested into a plurality of preparatory automobile oils, and a plurality of the preparatory automobile oils The sulfur components are all different; then, a plurality of working electrodes are controlled to test the corresponding preparatory automobile oil, and the preparatory sulfur content is calculated according to the test results, and the preparatory sulfur content is the sulfur content of each of the preparatory automobile oils , a plurality of the working electrodes are correspondingly tested for the prepared automobile oil with different sulfur components; finally, the sulfur content of the automobile oil to be tested is determined according to the plurality of the preliminary sulfur contents. Compared with the problem in the prior art that the sulfur content of automobile oil cannot be quickly detected online, the on-line detection method of the sulfur content of the automobile oil of the present application is to separate the automobile oil into multiple components through the separation device. Each of the prepared automobile oils is controlled, and then a plurality of working electrodes are controlled to test the corresponding prepared automobile oils with different sulfur components, and the sulfur content in the prepared automobile oils with different sulfur components is calculated according to the test results. Finally, the sulfur content in the automobile oil is obtained, and a plurality of the working electrodes can detect the preparatory oil with different sulfur contents, which ensures that the detection accuracy of the sulfur content is high, and it can be quickly detected. The sulfur content of the automobile oil is detected online, which solves the defect that the existing offline detection method cannot monitor the quality of the automobile oil in real time, and avoids excessive emission, corrosion of engine parts and shortening of replacement caused by untimely monitoring. Oil cycle problem.

Description of drawings

The accompanying drawings that form a part of the present application are used to provide further understanding of the present application, and the schematic embodiments and descriptions of the present application are used to explain the present application and do not constitute improper limitations on the present application. In the attached image:

1 shows a schematic flowchart of an on-line detection method for the sulfur content of automotive oil according to an embodiment of the present application;

2 shows a schematic diagram of an on-line detection device for the sulfur content of automotive oil according to an embodiment of the present application;

FIG. 3 shows a flow chart of on-line detection of sulfur content of automobile oil according to an embodiment of the present application.

Detailed ways

It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict. The present application will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

In order to make those skilled in the art better understand the solutions of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only The embodiments are part of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the scope of protection of the present application.

It should be noted that the terms "first", "second", etc. in the description and claims of the present application and the above drawings are used to distinguish similar objects, and are not necessarily used to describe a specific sequence or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances for the embodiments of the application described herein. Furthermore, the terms "comprising" and "having" and any variations thereof, are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device comprising a series of steps or units is not necessarily limited to those expressly listed Rather, those steps or units may include other steps or units not expressly listed or inherent to these processes, methods, products or devices.

It will be understood that when an element such as a layer, film, region, or substrate is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. Also, in the specification and claims, when an element is described as being "connected" to another element, the element can be "directly connected" to the other element or "connected" to the other element through a third element.

As mentioned in the background art, there is a problem in the prior art that the sulfur content of automotive oil cannot be quickly detected online. In order to solve the above problem, a typical embodiment of the present application provides a An online detection method for sulfur content, a detection device thereof, a computer-readable storage medium, a processor, and an online detection device for the sulfur content of automobile oil.

According to the embodiments of the present application, an on-line detection method for the sulfur content of automobile oil is provided.

FIG. 1 is a flowchart of an on-line detection method for the sulfur content of automobile oil according to an embodiment of the present application. As shown in Figure 1, the method includes the following steps:

Step S101, controlling the separation device to separate the vehicle oil to be tested into a plurality of preparatory motor oils, and the sulfur components of the plurality of preparatory motor oils are all different;

Step S102, controlling a plurality of working electrodes to test the corresponding preparatory motor oil, and calculating the preparatory sulfur content according to the test results, where the preparatory sulfur content is the sulfur content of each preparatory motor oil, and a plurality of the above-mentioned working electrodes are tested correspondingly The above-mentioned preparatory motor oils of different sulphur compositions;

Step S103: Determine the sulfur content of the automobile oil to be tested according to a plurality of the above-mentioned preliminary sulfur contents.

In the on-line detection method of the sulfur content of the above-mentioned automobile oil, first, control the separation device to separate the automobile oil to be tested into a plurality of preparatory automobile oils, and the sulfur components of the plurality of above-mentioned preparatory automobile oils are all different; then, control A plurality of working electrodes are tested on the corresponding preparatory automobile oil, and the preparatory sulfur content is calculated according to the test results, and the above preparatory sulfur content is the sulfur content of each of the above preparatory automobile oils, and a plurality of the above-mentioned working electrodes are correspondingly tested for different sulfur components and finally, according to a plurality of the above-mentioned preliminary sulfur contents, determine the sulfur content of the above-mentioned vehicle oil to be tested. Compared with the problem that the sulfur content of automobile oil cannot be quickly detected online in the prior art, the online detection method of the sulfur content of the above-mentioned automobile oil of the present application is to separate the above-mentioned automobile oil into a plurality of the above-mentioned preparations by the above-mentioned separation equipment. Automobile oil, and then control a plurality of working electrodes to test the above-mentioned prepared automobile oil with different sulfur components, calculate the sulfur content in the above-mentioned prepared automobile oil with different sulfur components according to the test results, and finally obtain the above-mentioned automobile oil For the sulfur content in the oil, a plurality of the above-mentioned working electrodes can detect the above-mentioned preliminary oil with different sulfur contents, which ensures the high accuracy of the above-mentioned sulfur content detection, and ensures that the sulfur content of the above-mentioned automobile oil can be quickly detected online. The problem that the existing offline detection method cannot monitor the quality of the automobile oil in real time is solved, and the problems of excessive emission, corrosion of engine parts and shortening of the oil change period caused by untimely monitoring are avoided.

Specifically, the above-mentioned working electrodes of different compositions have different sensitivities to different sulfur-containing molecules, and the high accuracy of the above-mentioned sulfur content detection is ensured by setting a variety of the above-mentioned working electrodes.

According to a specific embodiment of the present application, before controlling the separation device to separate the vehicle oil to be tested into a plurality of preparatory vehicle oils, the method further includes: determining whether the vehicle is refueling or whether the vehicle has completed the refueling action; When the above-mentioned vehicle is refueling or the above-mentioned vehicle completes the refueling action, a part of the added oil is obtained to obtain the above-mentioned vehicle oil to be tested. Under the condition that it is determined that the above-mentioned automobile is being refueled, the above-mentioned automobile oil to be tested is obtained, which ensures that the automobile oil to be tested is the oil that has just been added, and further ensures that the accuracy of the online detection of the sulfur content of the above-mentioned automobile oil is high. When it is determined that the above-mentioned vehicle completes the above-mentioned refueling action, the above-mentioned vehicle oil to be tested is obtained again, which avoids the influence of the foam generated during the refueling process on the detection result of the above-mentioned sulfur content, and further ensures that the sulfur content of the above-mentioned vehicle oil is detected online. The accuracy is high, which ensures that the sulfur content of the above-mentioned automobile oil can be quickly detected online, and the problems of excessive emissions, corrosion of engine parts and shortening of oil change intervals caused by untimely monitoring are avoided.

According to another specific embodiment of the present application, determining whether the car is refueling or whether the car has completed the refueling operation includes: acquiring a current signal in real time, where the current signal is a signal generated by the rotation of the oil pump; determining whether the car is refueling according to the current signal Refueling, if the current signal is greater than a predetermined threshold, it is determined that the car is refueling, and if the current signal is less than or equal to the predetermined threshold, it is determined that the car is not refueling; if it is determined that the car is refueling , determine whether the starting signal of the vehicle is received, and the starting signal is a signal representing the starting of the vehicle; if it is determined that the starting signal is received, it is determined that the vehicle has completed the refueling action. By determining whether the current signal generated when the oil pump rotates is greater than the predetermined threshold value, it is ensured that the accuracy of determining whether the vehicle is in the refueling state is high, and the vehicle oil to be tested obtained when it is determined that the vehicle is in the refueling state is guaranteed. For the above-mentioned newly added automobile oil, it is further ensured that the accuracy of the online detection of the sulfur content of the above-mentioned automobile oil is high, and then by determining whether the above-mentioned start signal is received, it is ensured that whether the above-mentioned automobile has completed the refueling action can be determined in time. , avoids the influence of the foam generated in the refueling process on the detection results of the above-mentioned sulfur content, further ensures that the accuracy of the online detection of the sulfur content of the above-mentioned automobile oil is high, and further ensures that the above-mentioned automobile oil can be quickly detected online. Sulfur content.

In a specific embodiment, in addition to determining whether the vehicle is in a refueling state through the current signal generated by the rotation of the oil pump, a liquid level sensor can also be set in the fuel tank of the vehicle, and by monitoring the liquid level in the fuel tank, When the liquid level rises above a certain value, it is determined that the above-mentioned vehicle is in the above-mentioned refueling state.

Specifically, the current signal generated by the rotation of the oil pump can also be used to charge the energy storage, and the energy storage can ensure that the vehicle can also perform the detection of the sulfur content during the parking phase.

In order to further ensure that the detection accuracy of the above-mentioned sulfur content is high, according to another specific embodiment of the present application, controlling the separation device to separate the oil to be tested into a plurality of preparatory automobile oils includes: controlling molecular sieves including different pore sizes The above-mentioned separation equipment separates the above-mentioned vehicle oil to be tested to obtain a plurality of the above-mentioned preparatory vehicle oils. By controlling the above-mentioned separation equipment including molecular sieves with different pore sizes to separate the above-mentioned automotive oil to be tested, a plurality of the above-mentioned preparatory automotive oils are obtained, which ensures high accuracy of the above-mentioned preparatory automotive oils with different sulfur components, and further ensures that Therefore, the accuracy of the above-mentioned sulfur content of the above-mentioned automobile oil is high.

According to a specific embodiment of the present application, controlling a plurality of working electrodes to test the corresponding preparatory automobile oil, and calculating the preparatory sulfur content according to the test results, includes: controlling each of the above working electrodes and the corresponding reference electrodes to be inserted into the above In preparing automobile oil; obtaining the voltage value between each of the above-mentioned working electrodes and the corresponding above-mentioned reference electrode, and obtaining a plurality of voltage signals; according to the plurality of above-mentioned voltage signals, calculating the above-mentioned reserve sulfur content corresponding to each of the above-mentioned reserve automobile oil . By controlling a plurality of the working electrodes and the reference electrode to be inserted into the reserved automobile oil, and then obtaining a plurality of the above-mentioned voltage signals, and calculating a plurality of the above-mentioned reserved sulfur contents according to the plurality of the above-mentioned voltage signals, the above-mentioned automobile oil is further guaranteed. The accuracy of the above-mentioned sulfur content of the oil is high.

The above-mentioned reference electrode forms a voltage test loop with the above-mentioned working electrode during the measurement process, and provides a stable potential for the above-mentioned working electrode. The characteristic of the above-mentioned reference electrode is that the potential is constant under the condition of constant temperature and constant voltage.

According to another specific embodiment of the present application, after it is determined that the vehicle has completed the refueling action, the method further includes: acquiring refueling information, where the refueling information includes location information of the refueling location and refueling time information; when the sulfur content is greater than a predetermined value In the case of , a prompt signal and the above-mentioned refueling information are issued, and the above-mentioned prompt signal is a signal indicating that the sulfur content of the added automobile oil exceeds the standard. By acquiring the fueling information, and when the above-mentioned sulfur content is greater than the above-mentioned predetermined value, the prompt information and the above-mentioned fueling information are issued, which ensures that the user can make corresponding preprocessing according to the above-mentioned prompting information and the above-mentioned fueling information in time, and avoids the need for monitoring due to monitoring. Excessive emissions, corrosion of engine components and shortened oil change intervals caused by untimely performance.

Specifically, according to the above prompt information and the above refueling information, the user can determine that the sulfur content of the automobile oil in the gas station corresponding to the above refueling information exceeds the standard, to provide evidence for subsequent failure analysis, and for the national environmental protection and other relevant departments to investigate and deal with unqualified oil refineries. The location information can give an early warning of the harm caused by the above-mentioned excessive sulfur content to the aftertreatment system, and can also roughly calculate the distribution level of the above-mentioned sulfur content of the automobile oil in different regions.

In a specific embodiment, because the above-mentioned sulfur content of the above-mentioned automobile oil on the market is uneven, and the application specificity and maintenance cost of high-power engines such as medium and heavy-duty vehicles, special vehicles and ships are relatively high, while Users have higher and higher requirements for intelligence and fault prediction and diagnosis. Real-time monitoring of the above-mentioned sulfur content of the above-mentioned automobile oil is of great significance for reducing engine loss and saving user costs.

Specifically, when the sulfur content is greater than the predetermined value, diagnosis can be performed through On Board Diagnostics (OBD); when the sulfur content is not greater than the predetermined value, the vehicle runs normally.

The embodiment of the present application also provides an online detection device for the sulfur content of automobile oil. It should be noted that the online detection device of the sulfur content of the automobile oil according to the embodiment of the present application can be used to implement the method provided by the embodiment of the present application. A method for on-line detection of sulfur content in automotive oils. The on-line detection device for the sulfur content of automobile oil provided in the embodiments of the present application will be introduced below.

FIG. 2 is a schematic diagram of an on-line detection device for the sulfur content of automobile oil according to an embodiment of the present application. As shown in FIG. 2 , the device includes a first control unit 10 , a second control unit 20 and a first determination unit 30 , wherein the first control unit 10 is used to control the separation equipment to separate the vehicle oil to be tested into a plurality of Prepare the automobile oil, and the sulfur components of the plurality of the above-mentioned reserved automobile oils are all different; the above-mentioned second control unit 20 is used to control the plurality of working electrodes to test the corresponding above-mentioned reserved automobile oil, and calculate the prepared sulfur according to the test results. The above-mentioned preliminary sulfur content is the sulfur content of each of the above-mentioned preliminary automobile oils, and a plurality of the above-mentioned working electrodes correspond to the above-mentioned preliminary automobile oil for testing different sulfur components; the above-mentioned first determining unit 30 is used for according to the plurality of above-mentioned preliminary sulfur contents. , to determine the sulfur content of the automotive oil to be tested.

In the on-line detection device for the sulfur content of the above-mentioned automobile oil, the above-mentioned first control unit controls the separation device to separate the automobile oil to be tested into a plurality of preparatory automobile oils, and the sulfur components of the plurality of the above-mentioned preparatory automobile oils are all different. ; Control a plurality of working electrodes by the above-mentioned second control unit to test the corresponding above-mentioned preparatory automobile oil, and calculate and obtain the preparatory sulfur content according to the test result, and the above-mentioned preparatory sulfur content is the sulfur content of each of the above-mentioned preparatory motor oil, and a plurality of the above The working electrode corresponds to testing the above-mentioned prepared automobile oil with different sulfur components; the above-mentioned first determining unit determines the sulfur content of the above-mentioned automobile oil to be tested according to a plurality of the above-mentioned preliminary sulfur contents. Compared with the problem in the prior art that the sulfur content of automobile oil cannot be quickly detected online, the on-line detection device for the sulfur content of the above-mentioned automobile oil of the present application separates the above-mentioned automobile oil into a plurality of the above-mentioned preparations through the above-mentioned separation equipment. Automobile oil, and then control a plurality of working electrodes to test the above-mentioned prepared automobile oil with different sulfur components, calculate the sulfur content in the above-mentioned prepared automobile oil with different sulfur components according to the test results, and finally obtain the above-mentioned automobile oil For the sulfur content in the oil, a plurality of the above-mentioned working electrodes can detect the above-mentioned preliminary oil with different sulfur contents, which ensures the high accuracy of the above-mentioned sulfur content detection, and ensures that the sulfur content of the above-mentioned automobile oil can be quickly detected online. The problem that the existing offline detection method cannot monitor the quality of the automobile oil in real time is solved, and the problems of excessive emission, corrosion of engine parts and shortening of the oil change period caused by untimely monitoring are avoided.

Specifically, the above-mentioned working electrodes of different compositions have different sensitivities to different sulfur-containing molecules, and the high accuracy of the above-mentioned sulfur content detection is ensured by setting a variety of the above-mentioned working electrodes.

According to a specific embodiment of the present application, the above-mentioned apparatus further includes a second determination unit and a first acquisition unit, wherein the second determination unit is used to separate the oil to be tested into a plurality of preparatory vehicles for use in the control separation device. Before refueling, determine whether the car is refueling or whether the above-mentioned car has completed the refueling action; the above-mentioned first obtaining unit is used to obtain part of the added oil when it is determined that the above-mentioned car is refueling or the above-mentioned car has completed the refueling action, and obtain the above-mentioned car to be tested. Use oil. Under the condition that it is determined that the above-mentioned automobile is being refueled, the above-mentioned automobile oil to be tested is obtained, which ensures that the automobile oil to be tested is the oil that has just been added, and further ensures that the accuracy of the online detection of the sulfur content of the above-mentioned automobile oil is high. When it is determined that the above-mentioned vehicle completes the above-mentioned refueling action, the above-mentioned vehicle oil to be tested is obtained again, which avoids the influence of the foam generated during the refueling process on the detection result of the above-mentioned sulfur content, and further ensures that the sulfur content of the above-mentioned vehicle oil is detected online. The accuracy is high, which ensures that the sulfur content of the above-mentioned automobile oil can be quickly detected online, and the problems of excessive emissions, corrosion of engine parts and shortening of oil change intervals caused by untimely monitoring are avoided.

According to another specific embodiment of the present application, the above-mentioned second determination unit includes a first acquisition module, a first determination module, a second determination module and a third determination module, wherein the above-mentioned first acquisition module is used to acquire the current signal in real time , the above-mentioned current signal is a signal generated by the rotation of the oil pump; the above-mentioned first determination module is used to determine whether the above-mentioned car is refueling according to the above-mentioned current signal, and when the above-mentioned current signal is greater than a predetermined threshold, it is determined that the above-mentioned car is refueling. When the signal is less than or equal to the above-mentioned predetermined threshold, it is determined that the above-mentioned car is not being refueled; the above-mentioned second determination module is used to determine whether the above-mentioned car is being refueled in the case of refueling. The signal for starting the vehicle; the third determining module is configured to determine that the vehicle has completed the refueling action when the starting signal is determined to be received. By determining whether the current signal generated when the oil pump rotates is greater than the predetermined threshold value, it is ensured that the accuracy of determining whether the vehicle is in the refueling state is high, and the vehicle oil to be tested obtained when it is determined that the vehicle is in the refueling state is guaranteed. For the above-mentioned newly added automobile oil, it is further ensured that the accuracy of the online detection of the sulfur content of the above-mentioned automobile oil is high, and then by determining whether the above-mentioned start signal is received, it is ensured that whether the above-mentioned automobile has completed the refueling action can be determined in time. , avoids the influence of the foam generated in the refueling process on the detection results of the above-mentioned sulfur content, further ensures that the accuracy of the online detection of the sulfur content of the above-mentioned automobile oil is high, and further ensures that the above-mentioned automobile oil can be quickly detected online. Sulfur content.

In a specific embodiment, in addition to determining whether the vehicle is in a refueling state through the current signal generated by the rotation of the oil pump, a liquid level sensor can also be set in the fuel tank of the vehicle, and by monitoring the liquid level in the fuel tank, When the liquid level rises above a certain value, it is determined that the above-mentioned vehicle is in the above-mentioned refueling state.

Specifically, the current signal generated by the rotation of the oil pump can also be used to charge the energy storage, and the energy storage can ensure that the vehicle can also perform the detection of the sulfur content during the parking phase.

In order to further ensure that the detection accuracy of the above-mentioned sulfur content is high, according to another specific embodiment of the present application, the above-mentioned first control unit includes a first control module, and the above-mentioned first control module is used to control the above-mentioned molecular sieves including different pore sizes. The separation device separates the above-mentioned vehicle oil to be tested to obtain a plurality of the above-mentioned preparatory vehicle oil. By controlling the above-mentioned separation equipment including molecular sieves with different pore sizes to separate the above-mentioned automotive oil to be tested, a plurality of the above-mentioned preparatory automotive oils are obtained, which ensures high accuracy of the above-mentioned preparatory automotive oils with different sulfur components, and further ensures that Therefore, the accuracy of the above-mentioned sulfur content of the above-mentioned automobile oil is high.

According to a specific embodiment of the present application, the second control unit includes a second control module, a second acquisition module, and a calculation module, wherein the second control module is used to control the insertion of each of the working electrodes and the corresponding reference electrodes. In the above-mentioned preparatory automobile oil; the above-mentioned second acquisition module is used to acquire the voltage value between each of the above-mentioned working electrodes and the corresponding above-mentioned reference electrode, and obtain a plurality of voltage signals; the above-mentioned calculation module is used to obtain a plurality of above-mentioned voltage signals, according to The above-mentioned reserve sulfur content corresponding to each of the above-mentioned reserve automobile oils is calculated. By controlling a plurality of the working electrodes and the reference electrode to be inserted into the reserved automobile oil, and then obtaining a plurality of the above-mentioned voltage signals, and calculating a plurality of the above-mentioned reserved sulfur contents according to the plurality of the above-mentioned voltage signals, the above-mentioned automobile oil is further guaranteed. The accuracy of the above-mentioned sulfur content of the oil is high.

The above-mentioned reference electrode forms a voltage test loop with the above-mentioned working electrode during the measurement process, and provides a stable potential for the above-mentioned working electrode. The characteristic of the above-mentioned reference electrode is that the potential is constant under the condition of constant temperature and constant voltage.

According to another specific embodiment of the present application, the above-mentioned device further includes a second acquiring unit and a sending unit, wherein the above-mentioned second acquiring unit is configured to acquire refueling information after it is determined that the vehicle has completed the refueling action, and the above-mentioned refueling information includes refueling Location information of the location and refueling time information; the above-mentioned sending unit is used to send a prompt signal and the above-mentioned refueling information when the above-mentioned sulfur content is greater than a predetermined value. By acquiring the fueling information, and when the above-mentioned sulfur content is greater than the above-mentioned predetermined value, the prompt information and the above-mentioned fueling information are issued, which ensures that the user can make corresponding preprocessing according to the above-mentioned prompting information and the above-mentioned fueling information in time, and avoids the need for monitoring due to monitoring. Excessive emissions, corrosion of engine components and shortened oil change intervals caused by untimely performance.

Specifically, according to the above prompt information and the above refueling information, the user can determine that the sulfur content of the automobile oil in the gas station corresponding to the above refueling information exceeds the standard, to provide evidence for subsequent failure analysis, and for the national environmental protection and other relevant departments to investigate and deal with unqualified oil refineries. The location information can give an early warning of the harm caused by the above-mentioned excessive sulfur content to the aftertreatment system, and can also roughly calculate the distribution level of the above-mentioned sulfur content of the automobile oil in different regions.

In a specific embodiment, because the above-mentioned sulfur content of the above-mentioned automobile oil on the market is uneven, and the application specificity and maintenance cost of high-power engines such as medium and heavy-duty vehicles, special vehicles and ships are relatively high, while Users have higher and higher requirements for intelligence and fault prediction and diagnosis. Real-time monitoring of the above-mentioned sulfur content of the above-mentioned automobile oil is of great significance for reducing engine loss and saving user costs.

Specifically, when the sulfur content is greater than the predetermined value, diagnosis can be performed through On Board Diagnostics (OBD); when the sulfur content is not greater than the predetermined value, the vehicle runs normally.

The on-line detection device for the sulfur content of the above-mentioned automobile oil includes a processor and a memory, and the above-mentioned first control unit, the above-mentioned second control unit, and the above-mentioned first determination unit are all stored in the memory as program units, and the processor executes and stores in the memory. The above program units in the memory implement the corresponding functions.

The processor includes a kernel, and the kernel calls the corresponding program unit from the memory. One or more kernels can be set, and by adjusting kernel parameters, the problem that the sulfur content of automobile oil cannot be quickly detected online in the prior art can be solved.

Memory may include non-persistent memory in computer readable media, random access memory (RAM) and/or non-volatile memory, such as read only memory (ROM) or flash memory (flash RAM), the memory including at least one memory chip.

An embodiment of the present invention provides a computer-readable storage medium on which a program is stored, and when the program is executed by a processor, realizes the above-mentioned online detection method for the sulfur content of automobile oil.

An embodiment of the present invention provides a processor, and the processor is used for running a program, wherein the on-line detection method for the sulfur content of the automobile oil is executed when the program is running.

An embodiment of the present invention provides a device. The device includes a processor, a memory, and a program stored in the memory and running on the processor. The processor implements at least the following steps when executing the program:

Step S101, controlling the separation device to separate the vehicle oil to be tested into a plurality of preparatory motor oils, and the sulfur components of the plurality of preparatory motor oils are all different;

Step S102, controlling a plurality of working electrodes to test the corresponding preparatory motor oil, and calculating the preparatory sulfur content according to the test results, where the preparatory sulfur content is the sulfur content of each preparatory motor oil, and a plurality of the above-mentioned working electrodes are tested correspondingly The above-mentioned preparatory motor oils of different sulphur compositions;

Step S103: Determine the sulfur content of the automobile oil to be tested according to a plurality of the above-mentioned preliminary sulfur contents.

The devices in this article can be servers, PCs, PADs, mobile phones, and so on.

The present application also provides a computer program product that, when executed on a data processing device, is adapted to execute a program initialized with at least the following method steps:

Step S101, controlling the separation device to separate the vehicle oil to be tested into a plurality of preparatory motor oils, and the sulfur components of the plurality of preparatory motor oils are all different;

Step S102, controlling a plurality of working electrodes to test the corresponding preparatory motor oil, and calculating the preparatory sulfur content according to the test results, where the preparatory sulfur content is the sulfur content of each preparatory motor oil, and a plurality of the above-mentioned working electrodes are tested correspondingly The above-mentioned preparatory motor oils of different sulphur compositions;

Step S103: Determine the sulfur content of the automobile oil to be tested according to a plurality of the above-mentioned preliminary sulfur contents.

According to another typical embodiment of the present application, there is also provided an online detection device for the sulfur content of automobile oil, the online detection device is located in the fuel tank of the automobile, and the online detection device includes a separation device, a plurality of working electrodes and a controller, wherein the above-mentioned separation equipment is used to separate the oil to be tested into a plurality of preparatory automotive oils, and the sulfur components of the plurality of the above-mentioned preparatory automotive oils are all different; a plurality of the above-mentioned working electrodes are used to test different sulfur components The above-mentioned preparatory motor oil of the components; the above-mentioned controller for performing any of the above-mentioned methods.

The online detection equipment for the sulfur content of the above-mentioned automobile oil is located in the fuel tank of the automobile. The above-mentioned online detection equipment includes a separation device, a plurality of working electrodes and a controller, wherein the above-mentioned separation equipment is used to separate the automotive oil to be tested into multiple a plurality of preparatory automotive oils, the sulfur components of a plurality of the preparatory motor oils are all different; a plurality of the above-mentioned working electrodes are used for testing the preparatory motor oils of different sulfur components; the above-mentioned controller is used to execute any one of the above methods . Compared with the problem in the prior art that the sulfur content of automobile oil cannot be quickly detected online, the on-line detection equipment for the sulfur content of the above-mentioned automobile oil of the present application separates the above-mentioned automobile oil into a plurality of the above-mentioned preparations through the above-mentioned separation equipment. Automobile oil, and then control a plurality of working electrodes to test the above-mentioned prepared automobile oil with different sulfur components, calculate the sulfur content in the above-mentioned prepared automobile oil with different sulfur components according to the test results, and finally obtain the above-mentioned automobile oil For the sulfur content in the oil, a plurality of the above-mentioned working electrodes can detect the above-mentioned preliminary oil with different sulfur contents, which ensures the high accuracy of the above-mentioned sulfur content detection, and ensures that the sulfur content of the above-mentioned automobile oil can be quickly detected online. The problem that the existing offline detection method cannot monitor the quality of the automobile oil in real time is solved, and the problems of excessive emission, corrosion of engine parts and shortening of the oil change period caused by untimely monitoring are avoided.

Specifically, the online detection device further includes an energy storage, which can ensure that the vehicle can also perform the detection of the sulfur content during the parking phase.

In a specific embodiment, after a period of time after it is determined that the user refuels and completes the above-mentioned refueling action, the pipeline valve on the oil filling port side of the above-mentioned automobile is closed and the oil pump is started, and the above-mentioned automobile oil that is filled is pumped into the above-mentioned separation equipment. Under the action of the above-mentioned separation equipment of molecular sieves with different apertures, the above-mentioned automobile oils with different sulfur-containing components are separated into a plurality of the above-mentioned preparatory automobile oils. The oil valve is opened to ensure that the fuel pressure inside the separation equipment does not exceed the set value.

Fig. 3 is the working flow chart of the on-line detection equipment of the sulfur content of automobile oil, will be described in detail below in conjunction with Fig. 3,

According to whether the current signal generated by the rotation of the oil pump is in a predetermined range, or according to the liquid level sensor in the oil tank, it is determined whether the above-mentioned car is in the state of refueling;

When the car is in the above refueling state, according to the start signal of the engine, determine whether the car has been started, and record the refueling information;

Feedback the above-mentioned refueling information to the above-mentioned controller, and the above-mentioned controller records the above-mentioned refueling information, and controls the oil pump to supply power;

The above-mentioned automobile oil is added to the above-mentioned separation equipment to obtain a plurality of the above-mentioned reserved automobile oil;

Ensure that the above-mentioned reference electrode and the above-mentioned working electrode are inserted into the above-mentioned prepared automobile oil, and determine whether the voltage between the above-mentioned reference electrode and the above-mentioned working electrode is stable;

Under the condition that the above-mentioned voltage is stable, the above-mentioned voltage signal is obtained, and the above-mentioned controller converts the series of voltage signals into the sulfur content information of the vehicle oil added this time according to the recorded calculation formula;

Determine whether the above-mentioned sulfur content is greater than a predetermined value;

In the case that the above-mentioned sulfur content is greater than the predetermined value, the above-mentioned prompt signal and the above-mentioned refueling information are sent out. When the above-mentioned sulfur content is not greater than the above-mentioned predetermined value, the above-mentioned oil pump is powered off and stops working and the oil discharge valve is opened to discharge oil for the next time. Prepare for testing.

In the above-mentioned embodiments of the present invention, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

In the several embodiments provided in this application, it should be understood that the disclosed technical content can be implemented in other ways. The device embodiments described above are only illustrative. For example, the division of the above-mentioned units may be a logical function division. In actual implementation, there may be other division methods. For example, multiple units or components may be combined or integrated. to another system, or some features can be ignored, or not implemented. On the other hand, the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of units or modules, and may be in electrical or other forms.

The units described above as separate components may or may not be physically separated, and components shown as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.

In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit. The above-mentioned integrated units may be implemented in the form of hardware, or may be implemented in the form of software functional units.

If the above-mentioned integrated units are implemented in the form of software functional units and sold or used as independent products, they may be stored in a computer-readable storage medium. Based on this understanding, the technical solution of the present invention is essentially or the part that contributes to the prior art, or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium , which includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the above-mentioned methods in various embodiments of the present invention. The aforementioned storage medium includes: U disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disk or optical disk and other media that can store program codes .

From the above description, it can be seen that the above-mentioned embodiments of the present application achieve the following technical effects:

1), in the on-line detection method of the sulfur content of the above-mentioned automobile oil of the present application, at first, the control separation device separates the automobile oil to be tested into a plurality of preparatory automobile oils, the sulfur components of a plurality of above-mentioned preparatory automobile oils. are different; then, control a plurality of working electrodes to test the corresponding preparatory automobile oil, and calculate the preparatory sulfur content according to the test results, and the above preparatory sulfur content is the sulfur content of each of the above preparatory automotive oils, and a plurality of the above-mentioned working electrodes Correspondingly test the above-mentioned prepared automobile oil with different sulfur components; finally, according to a plurality of the above-mentioned preliminary sulfur contents, determine the sulfur content of the above-mentioned automobile oil to be tested. Compared with the problem that the sulfur content of automobile oil cannot be quickly detected online in the prior art, the online detection method of the sulfur content of the above-mentioned automobile oil of the present application is to separate the above-mentioned automobile oil into a plurality of the above-mentioned preparations by the above-mentioned separation equipment. Automobile oil, and then control a plurality of working electrodes to test the above-mentioned prepared automobile oil with different sulfur components, calculate the sulfur content in the above-mentioned prepared automobile oil with different sulfur components according to the test results, and finally obtain the above-mentioned automobile oil For the sulfur content in the oil, a plurality of the above-mentioned working electrodes can detect the above-mentioned preliminary oil with different sulfur contents, which ensures the high accuracy of the above-mentioned sulfur content detection, and ensures that the sulfur content of the above-mentioned automobile oil can be quickly detected online. The problem that the existing offline detection method cannot monitor the quality of the automobile oil in real time is solved, and the problems of excessive emission, corrosion of engine parts and shortening of the oil change period caused by untimely monitoring are avoided.

2), in the online detection device of the sulfur content of the above-mentioned automobile oil of the present application, the above-mentioned first control unit controls the separation device to separate the automobile oil to be tested into a plurality of reserve automobile oils, a plurality of the above-mentioned reserve automobile oils The sulfur components are all different; the above-mentioned second control unit controls multiple working electrodes to test the corresponding above-mentioned preparatory automobile oil, and calculates the preparatory sulfur content according to the test result, and the above-mentioned preparatory sulfur content is the amount of each above-mentioned preparatory automobile oil. Sulfur content, a plurality of the above-mentioned working electrodes correspond to testing the above-mentioned preparatory automobile oil with different sulfur components; the above-mentioned first determining unit determines the sulfur content of the above-mentioned to-be-tested automobile oil according to the plurality of above-mentioned preparatory sulfur contents. Compared with the problem in the prior art that the sulfur content of automobile oil cannot be quickly detected online, the on-line detection device for the sulfur content of the above-mentioned automobile oil of the present application separates the above-mentioned automobile oil into a plurality of the above-mentioned preparations through the above-mentioned separation equipment. Automobile oil, and then control a plurality of working electrodes to test the above-mentioned prepared automobile oil with different sulfur components, calculate the sulfur content in the above-mentioned prepared automobile oil with different sulfur components according to the test results, and finally obtain the above-mentioned automobile oil For the sulfur content in the oil, a plurality of the above-mentioned working electrodes can detect the above-mentioned preliminary oil with different sulfur contents, which ensures the high accuracy of the above-mentioned sulfur content detection, and ensures that the sulfur content of the above-mentioned automobile oil can be quickly detected online. The problem that the existing offline detection method cannot monitor the quality of the automobile oil in real time is solved, and the problems of excessive emission, corrosion of engine parts and shortening of the oil change period caused by untimely monitoring are avoided.

3), the online detection equipment of the sulfur content of the above-mentioned automobile oil of the present application is located in the fuel tank of the automobile, and the above-mentioned online detection equipment comprises a separation device, a plurality of working electrodes and a controller, wherein, the above-mentioned separation equipment is used for the test to be tested. The automobile oil is separated into a plurality of spare automobile oils, and the sulfur components of the plurality of the spare automobile oils are different; the plurality of the working electrodes are used to test the spare automobile oils with different sulfur components; the above-mentioned controller is used to execute any of the above methods. Compared with the problem in the prior art that the sulfur content of automobile oil cannot be quickly detected online, the on-line detection equipment for the sulfur content of the above-mentioned automobile oil of the present application separates the above-mentioned automobile oil into a plurality of the above-mentioned preparations through the above-mentioned separation equipment. Automobile oil, and then control a plurality of working electrodes to test the above-mentioned prepared automobile oil with different sulfur components, calculate the sulfur content in the above-mentioned prepared automobile oil with different sulfur components according to the test results, and finally obtain the above-mentioned automobile oil For the sulfur content in the oil, a plurality of the above-mentioned working electrodes can detect the above-mentioned preliminary oil with different sulfur contents, which ensures the high accuracy of the above-mentioned sulfur content detection, and ensures that the sulfur content of the above-mentioned automobile oil can be quickly detected online. The problem that the existing offline detection method cannot monitor the quality of the automobile oil in real time is solved, and the problems of excessive emission, corrosion of engine parts and shortening of the oil change period caused by untimely monitoring are avoided.

The above descriptions are only preferred embodiments of the present application, and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of this application shall be included within the protection scope of this application.

Claims (10)

1. an on-line detection method of the sulfur content of automobile oil, is characterized in that, described method comprises: Control the separation equipment to separate the automotive oil to be tested into a plurality of preparatory automotive oils, and the sulfur components of the plurality of preparatory automotive oils are different; Controlling a plurality of working electrodes to test the corresponding preparatory automobile oil, and calculating the preparatory sulfur content according to the test results, the preparatory sulfur content is the sulfur content of each of the preparatory automobile oils, and the plurality of the working electrodes correspond to testing said preparatory motor oil with different sulfur components; According to a plurality of the preliminary sulfur contents, the sulfur content of the automobile oil to be tested is determined. 2. The method according to claim 1, characterized in that, before controlling the separation device to separate the vehicle oil to be tested into a plurality of preparatory vehicle oils, the method further comprises: determining whether the car is refueling or whether the car has completed a refueling action; When it is determined that the vehicle is refueling or the vehicle has completed the refueling action, part of the added oil is obtained to obtain the vehicle oil to be tested. 3. The method according to claim 2, wherein determining whether the car is refueling or whether the car has completed the refueling action comprises: Real-time acquisition of a current signal, the current signal is a signal generated by the rotation of the oil pump; According to the current signal, determine whether the car is refueling, if the current signal is greater than a predetermined threshold, determine that the car is refueling, if the current signal is less than or equal to the predetermined threshold, determine the vehicle is not being refueled; In the case of determining that the car is refueling, determining whether a start signal of the car is received, where the start signal is a signal representing the start of the car; When it is determined that the start signal is received, it is determined that the vehicle has completed the refueling action. 4. method according to claim 2, is characterized in that, control separation equipment separates to be tested automobile oil into a plurality of reserve automobile oil, comprises: The separation equipment including molecular sieves with different pore sizes is controlled to separate the automotive oil to be tested, and a plurality of the prepared automotive oils are obtained. 5. The method according to claim 2, characterized in that, controlling a plurality of working electrodes to test the corresponding preparatory motor oil, and calculating the preparatory sulfur content according to the test result, comprising: Controlling each of the working electrodes and the corresponding reference electrodes to be inserted into the prepared automotive oil; acquiring a voltage value between each of the working electrodes and the corresponding reference electrode to obtain a plurality of voltage signals; According to a plurality of the voltage signals, the reserve sulfur content corresponding to each of the reserve automobile oils is calculated. 6. The method according to any one of claims 2 to 5, wherein after it is determined that the vehicle completes the refueling action, the method further comprises: acquiring refueling information, where the refueling information includes location information of the refueling location and refueling time information; When the sulfur content is greater than a predetermined value, a prompt signal and the refueling information are issued, and the prompt signal is a signal indicating that the sulfur content added to the motor oil exceeds the standard. 7. an on-line detection device of the sulfur content of automobile oil, is characterized in that, described device comprises: a first control unit, used for controlling the separation device to separate the vehicle oil to be tested into a plurality of reserve vehicle oils, and the sulfur components of the multiple reserve vehicle oils are all different; The second control unit is configured to control a plurality of working electrodes to test the corresponding preparatory motor oil, and calculate the preparatory sulfur content according to the test result, where the preparatory sulfur content is the sulfur content of each preparatory motor oil, A plurality of the working electrodes are corresponding to test the prepared automobile oil with different sulfur components; The first determining unit is configured to determine the sulfur content of the automobile oil to be tested according to a plurality of the preliminary sulfur contents. 8. A computer-readable storage medium, wherein the computer-readable storage medium comprises a stored program, wherein the program executes the method of any one of claims 1 to 6. 9 . A processor, characterized in that the processor is used for running a program, wherein when the program is running, the method according to any one of claims 1 to 6 is executed. 10. An online detection device for the sulfur content of automobile oil, the online detection device is located in a fuel tank of an automobile, wherein the online detection device comprises: Separation equipment for separating the automotive oil to be tested into a plurality of preparatory automotive oils, wherein the sulfur components of the plurality of preparatory automotive oils are all different; a plurality of working electrodes, a plurality of the working electrodes are used to test the preparatory motor oil of different sulfur components; A controller for performing the method of any one of claims 1 to 6.

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