CN117902539A - A monitoring and alarm system and method for quantitative loading skid for fluid loading - Google Patents

Abstract

The present invention provides a monitoring and alarm system and method for a quantitative loading skid for fluid loading, the system comprising: a quantitative loading control module for determining the loading quantitative value of the vehicle to be loaded based on the transportation record data of the vehicle to be loaded, and loading according to the loading quantitative value; a quantitative loading monitoring module for acquiring the loading data of the vehicle to be loaded in real time during the loading process, and determining whether there is any loading abnormality in the vehicle to be loaded; a quantitative loading early warning module for generating and issuing a completion early warning signal after the loading is completed, or generating and issuing a tank emergency stop early warning signal when there is any loading abnormality in the vehicle to be loaded. The present invention realizes intelligent quantitative loading control of fluids, reduces labor costs for enterprises, and the quantitative data is intelligently and autonomously determined based on the transportation record data, improving the loading accuracy. At the same time, it also realizes full monitoring and early warning of the quantitative loading process, which is conducive to timely discovering abnormal loading problems, breaking through the blind spots caused by manual inspections, and improving loading safety.

Description

A monitoring and alarm system and method for quantitative loading skid for fluid loading

Technical Field

The present invention relates to the technical field of loading warning, and in particular to a monitoring and alarm system and method for a quantitative loading skid for fluid loading.

Background technique

Since the volume of gas in a gaseous state is greatly affected by temperature and the space requirement during transportation is large, many hazardous chemicals are transported after being liquefied, such as natural gas. In the traditional loading and unloading process of liquid hazardous chemicals, manual loading and unloading or on-site quantitative loading is adopted. Among them, the manual loading and unloading operation process generally requires three workers, one person in the pump room is responsible for starting and stopping the pump, and two people on the loading and unloading platform, one standing under the platform is responsible for opening and closing the valve, and the other standing on the roof is responsible for visual measurement; on-site quantitative loading requires two workers, one person in the pump room is responsible for starting and stopping the pump, and one person on the loading platform operates on the batch controller, automatically opens and closes the valve, the flow meter automatically measures, and the electrostatic oil spill interlocks the loading process. The quantitative data of these two loading methods are manually preset and the loading and stopping pumps are manually operated, resulting in low loading efficiency and easy to cause errors in accuracy. At the same time, there are many operators in the loading and unloading process, which increases the safety risk.

Summary of the invention

The present invention provides a monitoring and alarm system and method for a quantitative loading skid for fluid loading, which are used to realize intelligent quantitative loading control of the fluid, reduce labor costs for enterprises, and the quantitative data is intelligently and autonomously determined according to the transportation record data, thereby improving the loading accuracy and loading efficiency. At the same time, the whole process of quantitative loading is monitored and warned, which is conducive to timely discovering abnormal loading problems, breaking through the blind spots caused by manual inspections, and improving loading safety.

The present invention provides a monitoring and alarm system for a quantitative loading skid for fluid loading, comprising:

A quantitative loading control module is used to determine the loading quantitative value of the vehicle to be loaded based on the transportation record data of the vehicle to be loaded, and load the vehicle according to the loading quantitative value;

The quantitative loading monitoring module is used to obtain the loading data of the vehicle to be loaded in real time during the loading process, and to determine whether there is any loading anomaly in the vehicle to be loaded based on the loading data;

The quantitative loading warning module is used to generate and send a completion warning signal after the loading is completed, or to generate and send a tank emergency stop warning signal when there is a loading abnormality on the vehicle to be loaded.

Preferably, in a monitoring and alarm system for a quantitative loading skid for fluid loading, the quantitative loading control module includes:

A loading data downloading unit, used to generate corresponding data downloading instructions according to the loading task allocation results of each crane position, and download corresponding transportation record data from the material management database based on the data downloading instructions;

A loading quantity determination unit, used to determine the loading quantity value of the vehicle to be loaded corresponding to the current crane position based on the transportation record data;

The loading control unit is used to generate a control valve closing threshold based on the loading quantitative value. After the driver swipes the card, it waits for the operator to click to confirm the filling. After receiving the confirmation filling instruction, it starts the quantitative filling.

Preferably, in a monitoring and alarm system for a quantitative loading skid for fluid loading, a loading data downloading unit comprises:

The loading volume verification subunit is used to obtain the current weather data before downloading the transport record data, and determine the pre-loaded volume corresponding to the vehicle to be loaded based on the current weather data and the corresponding relationship between the temperature change and the volume of the loaded fluid, combined with the pre-loaded volume in the transport record data of the vehicle to be loaded;

Compare the pre-loaded volume with the nominal capacity of the vehicle to be loaded to determine whether the pre-loaded volume of the vehicle to be loaded is a safe value;

If the pre-loaded vehicle quantity is a safe value, the delivery purpose of the vehicle to be loaded is determined based on the transportation record data, and the delivery time is predicted based on the delivery purpose and the navigation results of the navigation software;

Based on the delivery time, determine whether the vehicle to be loaded is not a short-distance transport;

If yes, then obtain the weather forecast within the predicted delivery time to determine whether there is a risk of large temperature difference transportation. If yes, based on the highest temperature in the weather forecast corresponding to the high temperature area and the corresponding relationship between the temperature change and the volume of the loaded fluid, combined with the pre-loaded vehicle volume in the transportation record data of the vehicle to be loaded, obtain the predicted volume corresponding to the vehicle to be loaded;

When the predicted volume is less than the nominal capacity of the vehicle to be loaded, the pre-loaded volume of the vehicle to be loaded is determined to be the final loaded volume;

The loading and unloading data warehousing subunit is used to use the final loading quantity as the warehousing data in the transportation record data of the vehicle to be loaded, and synchronize the warehousing data to the financial management system.

Preferably, in a monitoring and alarm system for a quantitative loading skid for fluid loading, the loading data downloading unit further includes:

The loading quantity correction subunit is used to determine the optimal filling quantity based on the nominal capacity and the influence of the current weather data or the maximum temperature corresponding to the high-temperature area on the volume of the fluid to be loaded when the pre-loaded volume or the predicted volume is greater than or equal to the nominal capacity of the vehicle to be loaded, and send the optimal filling quantity to the tank control end for manual confirmation. After manual confirmation, the optimal filling quantity is used as the final loading quantity.

Preferably, in a monitoring and alarm system for a quantitative loading skid for fluid loading, the quantitative loading monitoring module includes:

A loading data collection unit, used to collect loading data of vehicles to be loaded in multiple dimensions;

The loading data analysis unit is used to compare the air pressure data in the tank with the air pressure threshold. When the enterprise data in the tank is greater than or equal to the air pressure threshold, it is determined that the loading of the vehicle to be loaded is abnormal;

At the same time, based on the liquid level height, it is determined whether there is an overflow risk in the current loading volume. If so, it is determined that the loading of the vehicle to be loaded is abnormal.

Preferably, in a monitoring and alarm system for a quantitative loading skid for fluid loading, the loading data collection unit includes:

A loading flow collection subunit is used to collect loading flow data in real time based on a flow meter;

The air pressure data collection subunit is used to collect the air pressure data inside the tank of the vehicle to be loaded;

The liquid level data collection subunit is used to collect the liquid level height data of the fluid in the tank to be loaded on the vehicle. When there are multiple tank isolation areas in the fluid to be loaded on the vehicle, the liquid level height data corresponding to each tank isolation area is collected respectively;

The data generation subunit is used to generate loading data based on the tank air pressure data, loading flow data and liquid level height data, and send it to the loading data analysis unit.

Preferably, in a monitoring and alarm system for a quantitative loading skid for fluid loading, the quantitative loading monitoring module includes:

A completion notification unit is used to generate a completion warning signal and a valve closing signal when the accumulated flow of the flow meter reaches the closing threshold, control the control valve to close based on the valve closing signal, and issue the completion warning signal in a timely manner;

The abnormal warning unit is used to generate a tank emergency stop warning signal to control the emergency closure of the control valve based on the abnormal cause when there is a loading abnormality on the vehicle to be loaded, and send the tank emergency stop warning to the console for display.

Preferably, in a monitoring and alarm system for a quantitative loading skid for fluid loading, the residual liquid and residual gas recovery module is used to:

When the current loading skid has no loading task within the preset time or reaches the preset rest time and there is no loading task being executed, the reflux collection valve is opened to collect the residual liquid and gas in the pipeline.

The present invention provides a monitoring and alarm method for a quantitative loading skid for fluid loading, comprising:

Determine the loading quantity value of the vehicle to be loaded based on the transportation record data of the vehicle to be loaded, and load the vehicle according to the loading quantity value;

During the loading process, the loading data of the vehicle to be loaded is obtained in real time, and based on the loading data, it is determined whether there is any loading anomaly in the vehicle to be loaded;

After loading is completed, a completion warning signal is generated and issued, or when there is a loading abnormality on the vehicle to be loaded, a tank emergency stop warning signal is generated and issued.

Preferably, in a monitoring and alarm method for a quantitative loading skid for fluid loading, a loading quantitative value of a vehicle to be loaded is determined based on the transportation record data of the vehicle to be loaded, and loading is performed according to the loading quantitative value, including:

Generate corresponding data download instructions according to the loading task allocation results of each crane position, and download corresponding transportation record data in the material management database based on the data download instructions;

Based on the transport record data, determine the loading quantity value of the vehicle to be loaded corresponding to the current crane position;

Based on the loading quantitative value, the control valve closing threshold is generated. After the driver swipes the card, the system waits for the operator to click to confirm the filling. After receiving the confirmation filling instruction, the quantitative filling begins.

Compared with the prior art, the present invention has at least the following beneficial effects:

The present invention determines the loading quantitative value of the vehicle to be loaded based on the transportation record data of the vehicle to be loaded through the quantitative loading control module, and loads the vehicle according to the loading quantitative value, thereby realizing intelligent quantitative loading control of the fluid. The control console only needs one control operator to complete the loading monitoring and control of multiple loading skids, and the quantitative data is independently determined according to the transportation record data, thereby improving the loading accuracy and loading precision. At the same time, at the loading site, only the driver needs to swipe the card or an operator needs to assist in the operation to complete the automatic loading, thereby reducing the safety of the loading process and reducing a lot of labor costs for the enterprise. The quantitative loading monitoring module obtains the loading data of the vehicle to be loaded in real time during the loading process, and judges whether there is any loading anomaly on the vehicle to be loaded based on the loading data, thereby realizing full monitoring of the automatic quantitative loading process, which is conducive to timely discovery of loading anomalies and breaking through the blind spots caused by manual inspections; finally, the quantitative loading early warning module generates and sends a completion early warning signal after the loading is completed, thereby realizing timely notification of the completion of loading, and generating and sending a tank emergency stop early warning signal when there is a loading anomaly on the vehicle to be loaded, so as to take timely stop measures in emergency situations, effectively reducing the probability of accidents during fluid loading and improving loading safety.

Other features and advantages of the present invention will be described in the following description, and partly become obvious from the description, or be understood by practicing the present invention. The purpose and other advantages of the present invention can be realized and obtained by the structures specifically pointed out in this application document.

The technical solution of the present invention is further described in detail below through the accompanying drawings and embodiments.

BRIEF DESCRIPTION OF THE DRAWINGS

The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

FIG1 is a schematic diagram of a monitoring and alarm system for a quantitative loading skid for fluid loading according to the present invention;

FIG2 is a schematic diagram of a quantitative loading control module of a monitoring and alarm system of a quantitative loading skid for fluid loading according to the present invention;

FIG3 is a schematic diagram of a quantitative loading monitoring module of a monitoring and alarm system of a quantitative loading skid for fluid loading according to the present invention;

FIG4 is a schematic diagram of a quantitative loading warning module of a monitoring and alarm system of a quantitative loading skid for fluid loading according to the present invention;

FIG5 is a flow chart of a monitoring and alarm method for a quantitative loading skid for fluid loading according to the present invention.

Detailed ways

The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

Embodiment 1:

The present invention provides a monitoring and alarm system for a quantitative loading skid for fluid loading, as shown in FIG1 , comprising:

A quantitative loading control module is used to determine the loading quantitative value of the vehicle to be loaded based on the transportation record data of the vehicle to be loaded, and load the vehicle according to the loading quantitative value;

The quantitative loading monitoring module is used to obtain the loading data of the vehicle to be loaded in real time during the loading process, and to determine whether there is any loading anomaly in the vehicle to be loaded based on the loading data;

The quantitative loading warning module is used to generate and send a completion warning signal after the loading is completed, or to generate and send a tank emergency stop warning signal when there is a loading abnormality on the vehicle to be loaded.

In this embodiment, the transport record data includes the model of the vehicle to be loaded, the vehicle capacity, the loading quantity, the payment amount, the purpose of transport, etc., which can be obtained through the driver's card swiping data.

The beneficial effects of the above technical solution are as follows: the present invention determines the loading quantitative value of the vehicle to be loaded based on the transportation record data of the vehicle to be loaded through the quantitative loading control module, and loads the vehicle according to the loading quantitative value, thereby realizing intelligent quantitative loading control of the fluid. The control console only needs one control operator to complete the loading monitoring and control of multiple loading skids, and the quantitative data is independently determined according to the transportation record data, thereby improving the loading accuracy and loading precision. At the same time, at the loading site, only the driver needs to swipe the card or an operator needs to assist in the operation to complete the automatic loading, thereby reducing the safety of the loading process and reducing a large amount of labor costs for the enterprise. Then, the quantitative loading monitoring module is used to obtain the loading data of the vehicle to be loaded in real time during the loading process, and based on the loading data, it is determined whether there is any loading abnormality in the vehicle to be loaded, thereby realizing full monitoring of the automatic quantitative loading process, which is conducive to timely discovery of loading abnormalities and breaking through the blind spots caused by manual inspections; finally, the quantitative loading early warning module is used to generate and send a completion early warning signal after the loading is completed, thereby realizing timely notification of the completion of loading, and generating and sending a tank emergency stop early warning signal when there is a loading abnormality in the vehicle to be loaded, so that stop loading measures can be taken in time in an emergency, thereby effectively reducing the probability of accidents during fluid loading and improving loading safety.

Embodiment 2:

Based on Example 1, the quantitative loading control module, as shown in FIG2 , includes:

A loading data downloading unit, used to generate corresponding data downloading instructions according to the loading task allocation results of each crane position, and download corresponding transportation record data from the material management database based on the data downloading instructions;

A loading quantity determination unit, used to determine the loading quantity value of the vehicle to be loaded corresponding to the current crane position based on the transportation record data;

The loading control unit is used to generate a control valve closing threshold based on the loading quantitative value. After the driver swipes the card, it waits for the operator to click to confirm the filling. After receiving the confirmation filling instruction, it starts the quantitative filling.

In this embodiment, the closing threshold refers to the value at which the control valve automatically closes when the vehicle to be loaded completes quantitative loading normally.

In this embodiment, the loading quantity value refers to the amount of fluid material that needs to be loaded on the vehicle to be loaded, and the unit is generally cubic meter.

The beneficial effects of the above technical solution are as follows: the present invention generates corresponding data download instructions according to the loading task allocation results of each crane position, downloads corresponding transportation record data in the material management database based on the data download instructions, and orderly allocates each vehicle to be loaded to different crane positions for loading, ensuring the orderliness of fluid loading. At the same time, the transport record data is downloaded to the corresponding loading skid, realizing the precise distribution of quantitative data, providing a basis for the loading control of different loading skids with different progress degrees, ensuring that the loading process of each vehicle to be loaded can be controlled individually, so that the loading operation can be started or stopped at any time, and at the same time, the loading quantity determination unit determines the loading quantitative value of the vehicle to be loaded corresponding to the current crane position based on the transportation record data; then, the loading control unit generates a control valve closing threshold based on the loading quantitative value, and after the driver swipes the card, waits for the operator to click to confirm the canning, and after receiving the confirmation canning instruction, starts the quantitative canning, realizing the remote control of the loading task by the driver-assisted operator, reducing the personnel requirements for each fluid loading, and effectively reducing the labor input cost of the enterprise.

Embodiment 3:

Based on the second embodiment, the loading data downloading unit includes:

The loading volume verification subunit is used to obtain the current weather data before downloading the transport record data, and determine the pre-loaded volume corresponding to the vehicle to be loaded according to the current weather data and the corresponding relationship between the temperature change and the volume of the loaded fluid, combined with the pre-loaded volume in the transport record data of the vehicle to be loaded;

Compare the pre-loaded volume with the nominal capacity of the vehicle to be loaded to determine whether the pre-loaded volume of the vehicle to be loaded is a safe value;

If the pre-loaded vehicle quantity is a safe value, the delivery purpose of the vehicle to be loaded is determined based on the transportation record data, and the delivery time is predicted based on the delivery purpose and the navigation results of the navigation software;

Based on the delivery time, determine whether the vehicle to be loaded is not a short-distance transport;

If yes, then obtain the weather forecast within the predicted delivery time to determine whether there is a risk of large temperature difference transportation. If yes, based on the highest temperature in the weather forecast corresponding to the high temperature area and the corresponding relationship between the temperature change and the volume of the loaded fluid, combined with the pre-loaded vehicle volume in the transportation record data of the vehicle to be loaded, obtain the predicted volume corresponding to the vehicle to be loaded;

When the predicted volume is less than the nominal capacity of the vehicle to be loaded, the pre-loaded volume of the vehicle to be loaded is determined to be the final loaded volume;

The loading and unloading data warehousing subunit is used to use the final loading quantity as the warehousing data in the transportation record data of the vehicle to be loaded, and synchronize the warehousing data to the financial management system.

In this embodiment, the pre-loaded volume refers to the estimated volume of fluid to be loaded calculated based on the target loading volume of the vehicle to be loaded (the loading volume required by the customer) in the transportation record data and the current loading environment temperature, combined with the correspondence between the temperature change and the volume of the fluid to be loaded.

In this embodiment, the nominal capacity refers to the maximum volume of fluid that can be loaded on the vehicle to be loaded.

In this embodiment, the safety value means that the pre-loaded vehicle quantity is less than or equal to the nominal capacity.

In this embodiment, the delivery time refers to the time it takes for the vehicle to transport the loaded fluid to the destination.

In this embodiment, short-distance transportation refers to transportation with a transportation time of less than 4 hours.

In this embodiment, the large temperature difference transportation risk refers to the risk that the fluid to be loaded on the vehicle may cross multiple areas with large temperature differences.

In this embodiment, the high temperature area refers to the area with the highest temperature that the vehicle to be loaded crosses during transportation.

In this embodiment, the predicted volume refers to the estimated volume of fluid to be loaded calculated based on the target loading capacity of the vehicle to be loaded in the transportation record data and the maximum temperature in the weather forecast corresponding to the high-temperature area, combined with the corresponding relationship between temperature change and the volume of the fluid to be loaded.

In this embodiment, the warehouse-in data refers to the data stored in the material management database.

Beneficial effects of the above technical solution: The present invention determines the pre-loaded volume corresponding to the vehicle to be loaded by the loading quantity verification subunit according to the current weather data and the corresponding relationship between the temperature change and the volume of the loaded fluid, combined with the pre-loaded quantity in the transportation record data of the vehicle to be loaded, so as to judge whether the required loading quantity of the vehicle to be loaded is reasonable, avoid the risk of accidents caused by the large actual loading quantity of the fluid, and when determining the pre-loaded quantity as a safe value, take the temperature during transportation into consideration to avoid accidents caused by large temperature differences during long-distance transportation, and determine the final loading quantity according to transportation safety before quantitative loading of the fluid, effectively improving the loading safety while also improving the transportation safety of the loaded fluid. Through the loading and unloading data warehousing subunit, the final loading quantity is used as the warehousing data in the transportation record data of the vehicle to be loaded, realizing the automatic recording of the loading data, and synchronizing the warehousing data to the financial management system, realizing the information synchronization between the quantitative loading system and the charging system, and facilitating the financial department to settle the loading and payment.

Embodiment 4:

Based on the third embodiment, the loading data downloading unit further includes:

The loading quantity correction subunit is used to determine the optimal filling quantity based on the nominal capacity and the influence of the current weather data or the maximum temperature corresponding to the high-temperature area on the volume of the fluid to be loaded when the pre-loaded volume or the predicted volume is greater than or equal to the nominal capacity of the vehicle to be loaded, and send the optimal filling quantity to the tank control end for manual confirmation. After manual confirmation, the optimal filling quantity is used as the final loading quantity.

The beneficial effects of the above technical solution are as follows: when the pre-loaded volume or predicted volume is greater than or equal to the nominal capacity of the vehicle to be loaded, the loading quantity correction subunit determines the optimal tank quantity based on the nominal capacity, combined with the current weather data or the influence of the maximum temperature corresponding to the high-temperature area on the volume of the loaded fluid, to provide the driver with the best safe loading quantity, effectively improve the safety of fluid transportation, and send the optimal tank quantity to the tank control end for manual confirmation to ensure that the driver and the control console can be informed in time when the loading quantity changes.

Embodiment 5:

On the basis of Example 2, a vehicle control unit is installed, including:

The fixed error analysis subunit is used to obtain a large amount of historical loading data, determine the loading error between the loading quantitative value and the loading weighing value according to the historical loading data, and determine the residual liquid and gas volume in the pipeline corresponding to each historical loading data based on the loading error;

According to the crane-pipe docking height corresponding to the loaded vehicle, the residual liquid and gas in the pipeline are classified to obtain multiple residual sets, and the data in each residual set are clustered respectively. According to the clustering results, the main error interval corresponding to the residual set is determined;

Based on the mean value calculation of all the residual liquid and gas volumes in the pipelines corresponding to the main error interval, the fixed setting difference corresponding to the crane pipe docking height corresponding to the real-time residual volume set is obtained;

The closing threshold setting subunit is used to determine the target fixed setting difference based on the current crane pipe docking height of the vehicle to be loaded, and to correct the loading quantitative value according to the target fixed setting value to determine the control valve closing threshold.

In this embodiment, the historical loading data refers to the historical loading data of all loading skids that are identical to the current loading skid.

In this embodiment, the loading weighing value refers to the fluid tank filling amount obtained after the vehicle is weighed on a scale after loading.

In this embodiment, the loading error refers to the difference between the loading quantity value and the loading weighing value.

In this embodiment, the residual liquid and gas volume in the pipeline refers to the mass of the fluid and the gasified product of the fluid remaining in the pipeline after the loading process is completed.

In this embodiment, the residual volume set refers to a data set consisting of the residual liquid and gas volumes of all pipelines corresponding to the same crane-pipe docking height.

In this embodiment, the main error region refers to the distribution interval of the data set in the margin set.

The beneficial effects of the above technical solution: the present invention determines the standard pipeline residual liquid and gas volume corresponding to different crane pipe docking heights (i.e., the fixed setting difference) through a fixed error analysis subunit, and obtains the residual liquid and gas volume in the pipe caused by different loading heights, which provides a basis for adjusting the difference for setting the control valve closing threshold, and then determines the target fixed setting difference based on the current crane pipe docking height of the vehicle to be loaded through the closing threshold setting subunit, and corrects the loading quantity value according to the target fixed setting value, determines the control valve closing threshold, and completes the automatic compensation of the tank filling volume during the loading process, ensuring that the final loading weighing value is closer to the expected loading volume, effectively improving the loading accuracy.

Embodiment 6:

Based on Example 1, the quantitative loading monitoring module, as shown in FIG3 , includes:

A loading data collection unit, used to collect loading data of vehicles to be loaded in multiple dimensions;

The loading data analysis unit is used to compare the air pressure data in the tank with the air pressure threshold. When the enterprise data in the tank is greater than or equal to the air pressure threshold, it is determined that the loading of the vehicle to be loaded is abnormal;

At the same time, based on the liquid level height, it is determined whether there is an overflow risk in the current loading volume. If so, it is determined that the loading of the vehicle to be loaded is abnormal.

In this embodiment, the air pressure threshold refers to the maximum pressure that can be reached inside the vehicle to be installed.

The beneficial effects of the above technical solution: The present invention determines whether there is any abnormal risk in the current loading by collecting and analyzing the loading data, and realizes full monitoring of the automatic quantitative loading process, which is conducive to timely discovering abnormal loading problems and breaking through the blind spots caused by manual inspections.

Embodiment 7:

Based on Example 6, the loading data collection unit includes:

A loading flow collection subunit is used to collect loading flow data in real time based on a flow meter;

The air pressure data collection subunit is used to collect the air pressure data inside the tank of the vehicle to be loaded;

The liquid level data collection subunit is used to collect the liquid level height data of the fluid in the tank to be loaded on the vehicle. When there are multiple tank isolation areas in the fluid to be loaded on the vehicle, the liquid level height data corresponding to each tank isolation area is collected respectively;

The data generation subunit is used to generate loading data based on the tank air pressure data, loading flow data and liquid level height data, and send it to the loading data analysis unit.

Beneficial effects of the above technical solution: The present invention collects loading data from multiple aspects, providing data support for abnormal loading monitoring and automatic valve closing for quantitative loading.

Embodiment 8:

Based on Example 1, the quantitative loading monitoring module, as shown in FIG4 , includes:

A completion notification unit is used to generate a completion warning signal and a valve closing signal when the accumulated flow of the flow meter reaches the closing threshold, control the control valve to close based on the valve closing signal, and issue the completion warning signal in a timely manner;

The abnormal warning unit is used to generate a tank emergency stop warning signal to control the emergency closure of the control valve based on the abnormal cause when there is a loading abnormality on the vehicle to be loaded, and send the tank emergency stop warning to the console for display.

In this embodiment, the completion warning signal refers to the voice broadcast signal of the completion of quantitative loading, which will be synchronously sent to the console display page for display.

In this embodiment, the valve closing signal refers to a signal that controls the loading control valve to close normally.

In this embodiment, the tank emergency stop warning signal refers to a signal that controls the emergency closure of the loading control valve and informs the control console of the reason for the emergency closure.

The beneficial effects of the above technical solution are as follows: when the cumulative flow of the flow meter of the completion notification unit reaches the closing threshold, the present invention generates a completion warning signal and a valve closing signal, controls the control valve to close based on the valve closing signal, and promptly issues the completion warning signal, and when there is a loading abnormality in the vehicle to be loaded, the abnormal warning unit generates a tank emergency stop warning signal based on the abnormal cause to control the emergency closure of the control valve, and sends the tank emergency stop warning to the console for display, thereby realizing automatic control of quantitative loading and promptly informing the operator and the driver, automatically and promptly taking stop measures when loading is abnormal, and notifying the console to wait for processing, effectively improving the safety of fluid loading.

Embodiment 9:

On the basis of Example 1, the residual liquid and residual gas recovery module is used to:

When the current loading skid has no loading task within the preset time or reaches the preset rest time and there is no loading task being executed, the reflux collection valve is opened to collect the residual liquid and gas in the pipeline.

The beneficial effect of the above technical solution: the present invention uses the residual liquid and residual gas recovery module to open the reflux collection valve to collect the residual liquid and residual gas in the pipeline when the current loading skid has no loading task within the preset time or reaches the preset rest time and there is no loading task being executed, so as to avoid the risk of long-term retention of materials in the pipeline and reduce loading losses.

Embodiment 10:

The present invention provides a monitoring and alarm method for a quantitative loading skid for fluid loading, as shown in FIG5 , comprising:

Step 1: Based on the transportation record data of the vehicle to be loaded, determine the loading quantity value of the vehicle to be loaded, and load the vehicle according to the loading quantity value;

Step 2: During the loading process, the loading data of the vehicle to be loaded is obtained in real time, and based on the loading data, it is determined whether there is any loading anomaly in the vehicle to be loaded;

Step 3: Generate and issue a completion warning signal after loading is completed, or generate and issue a tank emergency stop warning signal when there is a loading abnormality on the vehicle to be loaded.

The beneficial effects of the above technical solution are as follows: the present invention determines the loading quantitative value of the vehicle to be loaded based on the transportation record data of the vehicle to be loaded, and loads the vehicle according to the loading quantitative value, thereby realizing intelligent quantitative loading control of the fluid. The console only needs one control operator to complete the loading monitoring and control of multiple loading skids, and the quantitative data is independently determined according to the transportation record data, thereby improving the loading accuracy and loading precision. At the same time, at the loading site, only the driver needs to swipe the card or an operator needs to assist in the operation to complete the automatic loading, thereby reducing the safety of the loading process and reducing a large amount of labor costs for the enterprise. Then, the loading data of the vehicle to be loaded is obtained in real time during the loading process, and based on the loading data, it is determined whether there is any loading abnormality in the vehicle to be loaded, thereby realizing the full monitoring of the automatic quantitative loading process, thereby facilitating the timely discovery of loading abnormality problems and breaking through the blind spots caused by manual inspections. After the loading is completed, a completion warning signal is generated and issued, thereby realizing timely notification of the completion of the loading, and when there is any loading abnormality in the vehicle to be loaded, a tank emergency stop warning signal is generated and issued, and stop loading measures are taken in time in an emergency, thereby effectively reducing the probability of accidents during the fluid loading process and improving loading safety.

Embodiment 11:

On the basis of Example 10, based on the transportation record data of the vehicle to be loaded, determining the loading quantity value of the vehicle to be loaded, and loading the vehicle according to the loading quantity value, including:

Generate corresponding data download instructions according to the loading task allocation results of each crane position, and download corresponding transportation record data in the material management database based on the data download instructions;

Based on the transport record data, determine the loading quantity value of the vehicle to be loaded corresponding to the current crane position;

Based on the loading quantitative value, the control valve closing threshold is generated. After the driver swipes the card, the system waits for the operator to click to confirm the filling. After receiving the confirmation filling instruction, the quantitative filling begins.

The beneficial effects of the above technical solution are as follows: the present invention generates corresponding data download instructions according to the loading task allocation results of each crane position, downloads corresponding transportation record data in the material management database based on the data download instructions, and orderly allocates each vehicle to be loaded to different crane positions for loading, ensuring the orderliness of fluid loading. At the same time, the transport record data is downloaded to the corresponding loading skid, realizing the precise distribution of quantitative data, providing a basis for the loading control of different loading skids with different degrees of progress, ensuring that the loading process of each vehicle to be loaded can be controlled individually, so that the loading operation can be started or stopped at any time, and at the same time, the loading quantity determination unit determines the loading quantitative value of the vehicle to be loaded corresponding to the current crane position based on the transportation record data; then, the loading control unit generates a control valve closing threshold based on the loading quantitative value, and after the driver swipes the card, waits for the operator to click to confirm the canning, and after receiving the confirmation canning instruction, starts the quantitative canning, realizing the remote control of the loading task by the driver-assisted operator, reducing the personnel demand for each fluid loading, and effectively reducing the labor input cost of the enterprise.

Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims (10)

1. A monitoring alarm system of a fluid loading sled for loading a vehicle, comprising:

The quantitative loading control module is used for determining a loading quantitative value of the vehicle to be loaded based on the transportation record data of the vehicle to be loaded and loading according to the loading quantitative value;

the quantitative loading monitoring module is used for acquiring loading data of the vehicle to be loaded in real time in the loading process and judging whether the vehicle to be loaded has abnormal loading or not based on the loading data;

the quantitative loading early warning module is used for generating and sending out a completion early warning signal after loading is completed, or generating and sending out a canning emergency stop early warning signal when the loading abnormality exists in the vehicle to be loaded.

2. The fluid is loaded with a monitoring alarm system of ration loading sled of claim 1, wherein the ration loading control module includes:

The loading data downloading unit is used for generating corresponding data downloading instructions according to loading task distribution results of all the crane positions and downloading corresponding transportation record data in the material management database based on the data downloading instructions;

the loading quantity determining unit is used for determining a loading quantity value of the vehicle to be loaded corresponding to the current crane position based on the transportation record data;

and the loading control unit is used for generating a control valve closing threshold based on the loading quantitative value, waiting for an operator to click to confirm canning after a card is swiped by a driver, and starting quantitative canning after receiving a canning confirmation instruction.

3. The monitoring and alarm system of a fluid loading pick for a fluid loading truck of claim 2, wherein the loading data downloading unit comprises:

The loading quantity verification subunit is used for acquiring current weather data before downloading the transport record data, and determining the corresponding pre-loading volume of the vehicle to be loaded according to the current weather data and the corresponding relation between the temperature change and the volume of the fluid to be loaded by combining the pre-loading quantity in the transport record data of the vehicle to be loaded;

Comparing the preassembled volume with the nominal capacity of the vehicle to be assembled, and judging whether the preassembled vehicle quantity of the vehicle to be assembled is a safety value or not;

If the pre-loading vehicle quantity is a safety value, determining the delivery purpose of the vehicle to be loaded based on the transportation record data, and predicting delivery time according to the delivery purpose by referring to the navigation result of the navigation software;

judging whether the vehicle to be loaded is in non-short-distance transportation or not based on the delivery time;

If so, acquiring a weather forecast in the forecast delivery time, judging whether a large temperature difference transportation risk exists, and if so, combining the preassembled vehicle quantity in the transportation record data of the vehicle to be loaded to obtain the forecast volume corresponding to the vehicle to be loaded based on the highest temperature of the weather forecast corresponding to the high temperature area and the corresponding relation between the temperature change and the volume of the fluid to be loaded;

when the predicted volume is smaller than the nominal capacity of the vehicle to be loaded, judging that the pre-loaded vehicle quantity of the vehicle to be loaded is the final loading quantity;

And the loading and unloading data warehouse-in subunit is used for taking the final loading quantity as warehouse-in data in the transportation record data of the vehicle to be loaded and synchronizing the warehouse-in data to the financial management system.

4. A fluid loading is with monitoring alarm system of ration loading sled of claim 3, characterized in that loading data download unit still includes:

And the loading quantity correction subunit is used for determining the optimal loading quantity based on the nominal capacity when the preassembled volume or the predicted volume is larger than or equal to the nominal capacity of the vehicle to be loaded, combining the influence relationship of the current weather data or the highest temperature corresponding to the high-temperature area on the volume of the fluid to be loaded, transmitting the optimal loading quantity to a loading tube control end for manual confirmation, and taking the optimal loading quantity as the final loading quantity after the manual confirmation.

5. The fluid is loaded with monitoring alarm system of ration loading sled of claim 1, wherein the ration loading monitoring module includes:

The loading data acquisition unit is used for acquiring loading data of the vehicle to be loaded in a multi-dimensional manner;

The loading data analysis unit is used for comparing the air pressure data in the tank with an air pressure threshold value, and judging that the loading of the vehicle to be loaded is abnormal when the air pressure threshold value is greater than or equal to the tank internal enterprises industrial data;

meanwhile, whether the current loading quantity has overflow risk is judged based on the liquid level, and if so, abnormal loading of the vehicle to be loaded is judged.

6. The fluid is loaded with a monitoring alarm system of ration loading sled of for car according to claim 5, characterized in that, loading data acquisition unit includes:

the loading flow acquisition subunit is used for acquiring loading flow data in real time based on the flowmeter;

The air pressure data acquisition subunit is used for acquiring air pressure data in a tank of the vehicle to be loaded;

The liquid level data acquisition subunit is used for acquiring liquid level data of fluid in a tank of the vehicle to be filled, and respectively acquiring the liquid level data corresponding to each tank isolation area when a plurality of tank isolation areas exist in the fluid of the vehicle to be filled;

And the data generation subunit is used for generating loading data based on the in-tank air pressure data, the loading flow data and the liquid level height data and sending the loading data to the loading data analysis unit.

7. The fluid is loaded with monitoring alarm system of ration loading sled of claim 1, wherein the ration loading monitoring module includes:

The completion notification unit is used for generating a completion early warning signal and a valve closing signal when the accumulated flow of the flowmeter reaches a closing threshold value, controlling the closing of the control valve based on the valve closing signal and timely releasing the completion early warning signal;

And the abnormal early warning unit is used for generating a canned emergency stop early warning signal to control the control valve to be closed in an emergency mode based on an abnormal reason when the loading of the vehicle to be loaded is abnormal, and sending the canned emergency stop early warning to the control console for display.

8. The monitoring and alarm system of a fluid loading pick-up for a fluid loading truck of claim 1, wherein the residual air recovery module is configured to:

when the current loading sled does not have a loading task within a preset time or does not have a loading task which is being executed after reaching a preset rest time, a reflux collecting valve is opened to collect residual liquid and residual air in a pipeline.

9. The utility model provides a monitoring alarm method of quantitative loading sled for fluid loading which characterized in that includes:

Determining a loading quantitative value of the vehicle to be loaded based on the transportation record data of the vehicle to be loaded, and loading according to the loading quantitative value;

Acquiring loading data of the vehicle to be loaded in real time in the loading process, and judging whether the vehicle to be loaded has abnormal loading or not based on the loading data;

And generating and sending out a completion early warning signal after loading is completed, or generating and sending out a canning emergency stop early warning signal when the loading abnormality exists in the vehicle to be loaded.

10. The method for monitoring and alarming a quantitative loading sled for loading fluid according to claim 9, wherein the method for determining a loading quantitative value of a vehicle to be loaded based on transport record data of the vehicle to be loaded, loading according to the loading quantitative value, comprises:

Generating corresponding data downloading instructions according to the allocation results of the loading tasks of the crane positions, and downloading corresponding transportation record data in a material management database based on the data downloading instructions;

determining a loading quantitative value of the vehicle to be loaded corresponding to the current crane position based on the transportation record data;

And generating a control valve closing threshold based on the loading quantitative value, waiting for an operator to click to confirm canning after a card is swiped by a driver, and starting quantitative canning after receiving a confirmation canning instruction.