Refrigeration start-stop control method, system and device based on cold chain transportation

Abstract

The invention discloses a refrigeration start-stop control method, system and device based on cold chain transportation. The method comprises the steps that the latest positioning position of a cold chain vehicle is obtained in real time; according to the latest positioning position and the position of the cold chain loading and unloading area, the predicted arrival time of the cold chain vehicle arriving at the cold chain loading and unloading area is updated in real time; in response to a refrigeration start-stop request signal of the cold chain vehicle, obtaining the loading and unloading capacity of the cold chain loading and unloading area; obtaining the loading and unloading demand capability of the cold chain vehicle; if it is detected that the loading and unloading capacity of the cold chain loading and unloading area meets the loading and unloading demand capacity, the start-stop time of a refrigerating system of the cold chain vehicle is estimated; and sending the start-stop time to a terminal of the cold chain vehicle, and controlling the cold chain vehicle to close or start a refrigeration system according to the start-stop time. Accurate management and energy-saving control of the cold chain vehicle are achieved, it is ensured that goods are always in a proper temperature environment in the transportation process, and meanwhile unnecessary energy consumption is reduced.

Description

Technical Field

[0001] The present invention relates to the field of logistics technology, and in particular to a refrigeration start-stop control method, system and device based on cold chain transportation. Background Art

[0002] Cold chain logistics refers to a logistics system that always maintains a low temperature environment during transportation, storage, loading and unloading to ensure the quality of goods. It is widely used in temperature-sensitive products such as food, medicine, and chemicals. Modern cold chain logistics relies on advanced information management systems that can monitor parameters such as temperature, humidity, and location in real time to ensure that goods are transported under optimal conditions.

[0003] At present, the control of the refrigeration system of cold chain vehicles is not precise enough, and the flexibility of turning on and off the refrigeration during actual loading and unloading is not high. How to ensure that the goods are in an appropriate temperature environment and reduce energy consumption is an urgent problem that needs to be solved. Summary of the invention

[0004] In order to solve the technical problems existing in the background technology, the present invention proposes a refrigeration start-stop control method, system and device based on cold chain transportation, which solves the problem of low flexibility in refrigeration start-stop of vehicles and energy waste during the current cold chain loading and unloading process.

[0005] The present invention proposes a refrigeration start-stop control method based on cold chain transportation, comprising:

[0006] Get the latest location of cold chain vehicles in real time;

[0007] According to the latest positioning position and the position of the cold chain loading and unloading area, the estimated arrival time of the cold chain vehicle at the cold chain loading and unloading area is updated in real time;

[0008] In response to a refrigeration start / stop request signal of a cold chain vehicle, obtaining the loading and unloading capacity of the cold chain loading and unloading area;

[0009] Obtaining the loading and unloading demand capacity of the cold chain vehicle;

[0010] If it is detected that the loading and unloading capacity of the cold chain loading and unloading area meets the loading and unloading demand capacity, the start and stop time of the refrigeration system of the cold chain vehicle is estimated;

[0011] The start and stop times are sent to the terminal of the cold chain vehicle to control the cold chain vehicle to close or open the refrigeration system according to the start and stop times.

[0012] As a further improvement of the present invention, it also includes:

[0013] A virtual electronic fence is generated in the area with the cold chain loading and unloading area as the center and the set distance as the radius;

[0014] Sending the virtual electronic fence to a terminal of a cold chain vehicle;

[0015] If it is detected that the cold chain vehicle is in the start-up state, the positioning device of the cold chain vehicle is turned on to trigger the virtual electronic fence;

[0016] When it is detected that the cold chain vehicle enters the range of the virtual electronic fence, the refrigeration start and stop request signal is sent to the control center of the cold chain loading and unloading area.

[0017] As a further improvement of the present invention, obtaining the loading and unloading capacity of the cold chain loading and unloading area specifically includes:

[0018] Obtain current loading and unloading task information of the cold chain loading and unloading area before the estimated arrival time;

[0019] The surplus loading and unloading capacity of the cold chain loading and unloading area is determined according to the current loading and unloading task information, and the surplus loading and unloading capacity includes idle loading and unloading personnel and idle loading and unloading equipment.

[0020] As a further improvement of the present invention, obtaining the loading and unloading demand capacity of the cold chain vehicle specifically includes:

[0021] Obtaining cargo information of the cold chain vehicle, the cargo information including cargo type, volume, weight, and fragility;

[0022] The required loading and unloading capacity of the cold chain vehicle is determined based on the cargo information.

[0023] As a further improvement of the present invention, estimating the start and stop time of the cold chain vehicle refrigeration system specifically includes:

[0024] Obtaining a temperature attenuation curve of the cargo of the cold chain vehicle and determining a limit threshold temperature of the cargo, wherein the limit threshold temperature is used to characterize an optimal temperature of the cold chain vehicle compartment when loading and unloading cargo;

[0025] Obtaining the current temperature of the cold chain vehicle, and estimating the target time required for the cold chain vehicle to reach the limit threshold temperature from the current temperature;

[0026] The start and stop times of the refrigeration system are determined according to the estimated arrival time and the target time.

[0027] As a further improvement of the present invention, after responding to the refrigeration start and stop request signal of the cold chain vehicle, it also includes: if it is detected that the loading and unloading capacity of the cold chain loading and unloading area does not meet the loading and unloading demand capacity, sending refrigeration start and stop unadjustable information to the terminal of the cold chain vehicle.

[0028] The present invention also provides a refrigeration start-stop control system based on cold chain transportation, comprising:

[0029] Positioning acquisition module, used to obtain the latest positioning position of cold chain vehicles in real time;

[0030] A vehicle arrival update module is used to update the estimated arrival time of the cold chain vehicle at the cold chain loading and unloading area in real time according to the latest positioning position and the cold chain loading and unloading area position;

[0031] A first acquisition module, configured to acquire the loading and unloading capacity of the cold chain loading and unloading area in response to a refrigeration start and stop request signal of a cold chain vehicle;

[0032] A second acquisition module is used to obtain the loading and unloading demand capacity of the cold chain vehicle;

[0033] A determination module, for estimating the start and stop time of the refrigeration system of the cold chain vehicle if it is detected that the loading and unloading capacity of the cold chain loading and unloading area meets the loading and unloading demand capacity;

[0034] The processing module is used to send the start and stop time to the terminal of the cold chain vehicle, and control the cold chain vehicle to close or open the refrigeration system according to the start and stop time.

[0035] The present invention also proposes a refrigeration start and stop control device based on cold chain transportation, comprising: a memory and a processor, the memory is used to store information including program instructions, the processor is used to control the execution of the program instructions, and when the program instructions are loaded and executed by the processor, the above-mentioned refrigeration start and stop control method based on cold chain transportation is implemented.

[0036] Beneficial effects:

[0037] The present invention obtains the latest positioning position of the cold chain vehicle in real time; updates the estimated arrival time of the cold chain vehicle at the cold chain loading and unloading area in real time according to the latest positioning position and the position of the cold chain loading and unloading area; obtains the loading and unloading capacity of the cold chain loading and unloading area in response to the refrigeration start and stop request signal of the cold chain vehicle; obtains the required loading and unloading capacity of the cold chain vehicle; if it is detected that the loading and unloading capacity of the cold chain loading and unloading area meets the required loading and unloading capacity, estimates the start and stop time of the refrigeration system of the cold chain vehicle; sends the start and stop time to the terminal of the cold chain vehicle, controls the cold chain vehicle to close or start the refrigeration system according to the start and stop time, thereby accurately controlling the opening or closing of the refrigeration system of the cold chain vehicle during the loading and unloading process, and reducing unnecessary energy consumption. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] Figure 1 This is a flow chart of a refrigeration start-stop control method based on cold chain transportation proposed by the present invention;

[0039] Figure 2 This is a flow chart of a refrigeration start-stop control method based on cold chain transportation proposed by the present invention. DETAILED DESCRIPTION

[0040] like Figure 1 As shown, Figure 1 This is a flow chart of a refrigeration start-stop control method based on cold chain transportation according to an embodiment of the present invention;

[0041] Reference Figure 1 , a refrigeration start-stop control method based on cold chain transportation proposed in an embodiment of the present invention includes:

[0042] S10: Obtain the latest positioning position of the cold chain vehicle in real time: Obtain the latest positioning position of the cold chain vehicle in real time through GPS or other positioning technologies. This can be achieved through the positioning equipment installed on the vehicle and the background control center.

[0043] In some implementations, further comprising:

[0044] S101: Generate a virtual electronic fence in an area with the cold chain loading and unloading area as the center and the set distance as the radius;

[0045] S102: Sending the virtual electronic fence to the terminal of the cold chain vehicle;

[0046] S103: If it is detected that the cold chain vehicle is in the start-up state, the positioning device of the cold chain vehicle is turned on to trigger the virtual electronic fence;

[0047] S104: When a cold chain vehicle is detected to enter the range of the virtual electronic fence, a refrigeration start / stop request signal is sent to the control center of the cold chain loading and unloading area.

[0048] S20: based on the latest positioning position and the location of the cold chain loading and unloading area, the estimated arrival time of the cold chain vehicle at the cold chain loading and unloading area is updated in real time;

[0049] According to the latest positioning position of the cold chain vehicle and the location of the cold chain loading and unloading area, the estimated arrival time of the vehicle at the loading and unloading area is calculated in real time, which can be achieved through navigation algorithms and real-time traffic data.

[0050] S30: Responding to the refrigeration start / stop request signal of the cold chain vehicle, obtaining the loading and unloading capacity of the cold chain loading and unloading area;

[0051] When the cold chain vehicle sends a refrigeration start and stop request signal, the control center obtains the loading and unloading capacity of the cold chain loading and unloading area, and can monitor the working status and loading and unloading capacity of the loading and unloading area in real time through the management system or sensors of the loading and unloading area.

[0052] In some embodiments, obtaining the loading and unloading capacity of the cold chain loading and unloading area specifically includes:

[0053] Obtain current loading and unloading task information of the cold chain loading and unloading area before the estimated arrival time;

[0054] The surplus loading and unloading capacity of the cold chain loading and unloading area is determined according to the current loading and unloading task information, and the surplus loading and unloading capacity includes idle loading and unloading personnel and idle loading and unloading equipment.

[0055] S40: Obtain the loading and unloading demand capacity of the cold chain vehicle; obtain the loading and unloading demand capacity of the cold chain vehicle, including information such as the quantity and type of goods carried by the vehicle and the time required for loading and unloading.

[0056] In some implementations, obtaining the loading and unloading demand capacity of the cold chain vehicle specifically includes:

[0057] Obtaining cargo information of the cold chain vehicle, the cargo information including cargo type, volume, weight, and fragility;

[0058] The required loading and unloading capacity of the cold chain vehicle is determined based on the cargo information.

[0059] S50: If it is detected that the loading and unloading capacity of the cold chain loading and unloading area meets the loading and unloading demand capacity, the start and stop time of the refrigeration system of the cold chain vehicle is estimated;

[0060] The control center detects whether the loading and unloading capacity of the cold chain loading and unloading area meets the loading and unloading requirements of the vehicle. If the loading and unloading capacity meets the requirements, the control center will estimate the start and stop time of the cold chain vehicle's refrigeration system. The estimated start and stop time is sent to the terminal of the cold chain vehicle, and the vehicle is controlled to shut down or start the refrigeration system according to the scheduled time. This can be remotely controlled through the vehicle terminal and the background control center.

[0061] In some implementations, estimating the start and stop time of the cold chain vehicle refrigeration system specifically includes:

[0062] Obtaining a temperature attenuation curve of the cargo of the cold chain vehicle and determining a limit threshold temperature of the cargo, wherein the limit threshold temperature is used to characterize an optimal temperature of the cold chain vehicle compartment when loading and unloading cargo;

[0063] Obtaining the current temperature of the cold chain vehicle, and estimating the target time required for the cold chain vehicle to reach the limit threshold temperature from the current temperature;

[0064] The start and stop times of the refrigeration system are determined according to the estimated arrival time and the target time.

[0065] S60: Send the start and stop time to the terminal of the cold chain vehicle, and control the cold chain vehicle to close or open the refrigeration system according to the start and stop time.

[0066] By obtaining the loading and unloading capacity of the loading and unloading area and the loading and unloading needs of the vehicle in real time, the working status of the refrigeration system can be adjusted in real time to ensure that the vehicle can start or shut down the refrigeration system in time when needed, thereby improving the flexibility and response speed of the system. By accurately controlling the start and stop time of the refrigeration system, the refrigeration system can be avoided from being turned on during unnecessary time periods, thereby reducing energy consumption and operating costs.

[0067] In some embodiments, after responding to the refrigeration start and stop request signal of the cold chain vehicle, it also includes: if it is detected that the loading and unloading capacity of the cold chain loading and unloading area does not meet the loading and unloading demand capacity, sending refrigeration start and stop unadjustable information to the terminal of the cold chain vehicle.

[0068] The present invention also provides a refrigeration start-stop control system based on cold chain transportation, comprising:

[0069] Positioning acquisition module, used to obtain the latest positioning position of cold chain vehicles in real time;

[0070] A vehicle arrival update module is used to update the estimated arrival time of the cold chain vehicle at the cold chain loading and unloading area in real time according to the latest positioning position and the cold chain loading and unloading area position;

[0071] A first acquisition module, configured to acquire the loading and unloading capacity of the cold chain loading and unloading area in response to a refrigeration start and stop request signal of a cold chain vehicle;

[0072] A second acquisition module is used to obtain the loading and unloading demand capacity of the cold chain vehicle;

[0073] A determination module, for estimating the start and stop time of the refrigeration system of the cold chain vehicle if it is detected that the loading and unloading capacity of the cold chain loading and unloading area meets the loading and unloading demand capacity;

[0074] The processing module is used to send the start and stop time to the terminal of the cold chain vehicle, and control the cold chain vehicle to close or open the refrigeration system according to the start and stop time.

[0075] The present invention also proposes a refrigeration start and stop control device based on cold chain transportation, comprising: a memory and a processor, the memory is used to store information including program instructions, the processor is used to control the execution of the program instructions, and when the program instructions are loaded and executed by the processor, the above-mentioned refrigeration start and stop control method based on cold chain transportation is implemented.

[0076] It should be noted that the program in the above embodiment can be any combination of one or more programming languages ​​to write program codes for executing the operation of the embodiment of the present application, and the programming language includes object-oriented programming languages, such as Java, C++, etc., and also includes conventional procedural programming languages, such as "C" language or similar programming languages. The program code can be executed completely on the user computing device, partially on the user device, as an independent software package, partially on the user computing device and partially on the remote computing device, or completely on the remote computing device or server.

[0077] Those skilled in the art can clearly understand that for the convenience and simplicity of description, only the division of the above-mentioned functional modules is used as an example for illustration. In actual applications, the above-mentioned functions can be assigned to different functional modules as needed, that is, the internal structure of the device is divided into different functional modules to complete all or part of the functions described above. The specific working process of the device described above can refer to the corresponding process in the aforementioned method embodiment, and will not be repeated here.

[0078] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A refrigeration start-stop control method based on cold chain transportation, characterized in that: include: Get the latest location of cold chain vehicles in real time; According to the latest positioning position and the position of the cold chain loading and unloading area, the estimated arrival time of the cold chain vehicle at the cold chain loading and unloading area is updated in real time; Responding to a refrigeration start / stop request signal of a cold chain vehicle, obtaining the loading and unloading capacity of the cold chain loading and unloading area; Obtaining the loading and unloading demand capacity of the cold chain vehicle; If it is detected that the loading and unloading capacity of the cold chain loading and unloading area meets the loading and unloading demand capacity, the start and stop time of the refrigeration system of the cold chain vehicle is estimated; The start and stop times are sent to the terminal of the cold chain vehicle to control the cold chain vehicle to close or open the refrigeration system according to the start and stop times.

2. A refrigeration start-stop control method based on cold chain transportation according to claim 1, characterized in that: Also includes: A virtual electronic fence is generated in the area with the cold chain loading and unloading area as the center and the set distance as the radius; Sending the virtual electronic fence to a terminal of a cold chain vehicle; If it is detected that the cold chain vehicle is in the start-up state, the positioning device of the cold chain vehicle is turned on to trigger the virtual electronic fence; When it is detected that the cold chain vehicle enters the range of the virtual electronic fence, the refrigeration start and stop request signal is sent to the control center of the cold chain loading and unloading area.

3. The refrigeration start-stop control method based on cold chain transportation according to claim 1 is characterized in that: Obtaining the loading and unloading capacity of the cold chain loading and unloading area specifically includes: Obtain current loading and unloading task information of the cold chain loading and unloading area before the estimated arrival time; The surplus loading and unloading capacity of the cold chain loading and unloading area is determined according to the current loading and unloading task information, and the surplus loading and unloading capacity includes idle loading and unloading personnel and idle loading and unloading equipment.

4. A refrigeration start-stop control method based on cold chain transportation according to claim 3, characterized in that: Obtaining the loading and unloading demand capacity of the cold chain vehicle specifically includes: Obtaining cargo information of the cold chain vehicle, the cargo information including cargo type, volume, weight, and fragility; The required loading and unloading capacity of the cold chain vehicle is determined based on the cargo information.

5. The refrigeration start-stop control method based on cold chain transportation according to claim 1 is characterized in that: The estimated start and stop time of the cold chain vehicle refrigeration system specifically includes: Obtaining a temperature attenuation curve of the cargo of the cold chain vehicle, and determining a limit threshold temperature of the cargo, wherein the limit threshold temperature is used to characterize an optimal temperature of the cold chain vehicle compartment when loading and unloading cargo; Obtaining the current temperature of the cold chain vehicle, and estimating the target time required for the cold chain vehicle to reach the extreme threshold temperature from the current temperature; The start and stop times of the refrigeration system are determined according to the estimated arrival time and the target time.

6. The refrigeration start-stop control method based on cold chain transportation according to claim 1 is characterized in that: After responding to the refrigeration start and stop request signal of the cold chain vehicle, it also includes: if it is detected that the loading and unloading capacity of the cold chain loading and unloading area does not meet the loading and unloading demand capacity, sending refrigeration start and stop unadjustable information to the terminal of the cold chain vehicle.

7. A refrigeration start-stop control system based on cold chain transportation, characterized in that: include: Positioning acquisition module, used to obtain the latest positioning position of cold chain vehicles in real time; A vehicle arrival update module is used to update the estimated arrival time of the cold chain vehicle at the cold chain loading and unloading area in real time according to the latest positioning position and the cold chain loading and unloading area position; A first acquisition module, configured to acquire the loading and unloading capacity of the cold chain loading and unloading area in response to a refrigeration start and stop request signal of a cold chain vehicle; A second acquisition module is used to obtain the loading and unloading demand capacity of the cold chain vehicle; A determination module, for estimating the start and stop time of the refrigeration system of the cold chain vehicle if it is detected that the loading and unloading capacity of the cold chain loading and unloading area meets the loading and unloading demand capacity; The processing module is used to send the start and stop time to the terminal of the cold chain vehicle, and control the cold chain vehicle to close or open the refrigeration system according to the start and stop time.

8. A refrigeration start-stop control device based on cold chain transportation, characterized in that: include: A memory and a processor, wherein the memory is used to store information including program instructions, and the processor is used to control the execution of the program instructions, characterized in that: when the program instructions are loaded and executed by the processor, a refrigeration start and stop control method based on cold chain transportation as described in any one of claims 1 to 6 is implemented.

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