CN210851962U - Heat management system of phase change cold storage plate based on embedded heat pipe heat transfer enhancement - Google Patents
Heat management system of phase change cold storage plate based on embedded heat pipe heat transfer enhancement Download PDFInfo
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- CN210851962U CN210851962U CN201921042176.8U CN201921042176U CN210851962U CN 210851962 U CN210851962 U CN 210851962U CN 201921042176 U CN201921042176 U CN 201921042176U CN 210851962 U CN210851962 U CN 210851962U
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Abstract
The utility model discloses a heat management system of a phase change cold storage plate based on embedded heat pipe heat transfer enhancement, which is applied to a refrigerator car and comprises a quick cold charging subsystem for supplementing cold energy to a gravity heat pipe in the cold storage plate of the refrigerator car; the quick cold filling subsystem comprises a hollow cold filling groove and a refrigeration house refrigerating unit; cold-carrying working media are pre-contained in the cold charging groove; a gravity heat pipe embedding frame is arranged in the cold charging groove; the gravity heat pipe embedding frame is provided with a plurality of embedding grooves; each embedded groove is communicated with the cold charging groove; each embedded groove is embedded with a gravity heat pipe; a heat exchange tube is arranged in the cold charging groove; the refrigerant outlet of the refrigeration house refrigerating unit is connected with the refrigerant inlet of the evaporator; the refrigerant outlet of the evaporator is connected with the upper end of the heat exchange tube; the lower end of the heat exchange tube penetrates through the cold charging groove and is connected with a refrigerant inlet of the refrigeration unit of the refrigeration house. The utility model discloses can carry out quick reliable replenishment to the cold energy in the fridge body in the refrigerator car, guarantee to have good cold-stored temperature in the fridge body.
Description
Technical Field
The utility model relates to a cold-stored technical field especially relates to a thermal management system of cold-storage board of phase transition based on embedded heat pipe heat transfer is reinforceed.
Background
At present, refrigerated transport is an important link in a cold chain logistics system, frozen or fresh goods are transported through a refrigerated truck box provided with a refrigeration system, and the refrigerated transport has no replaceable function in the aspects of cold chain goods transportation and quality guarantee.
In recent years, with the rapid development of cold chain logistics in China, the demand of refrigerated transport is rapidly increased, but the problems of low transport concentration, low transport efficiency, high cost and the like still exist in refrigerated transport in China. At present, the comprehensive circulation rate of the cold chain in China is only 19%, a large number of cold chain commodities directly enter the market and the consumption end without passing through a cold storage transportation link, and particularly the distribution process of the cold chain end link is very weak, so that the cold chain comprehensive circulation rate is related to the mismatch of the rapid development and the variable requirements of the cold storage transportation technology and the logistics industry in China. Therefore, the development of refrigeration transport equipment which is more suitable for basic national conditions such as road traffic, goods transport and the like in China is of great significance to the development of cold chain logistics in China.
With the continuous improvement of the environmental protection requirement, the pressure of updating and upgrading the steam compression refrigeration system for refrigeration transportation is larger and larger, and the technology combining cold accumulation and renewable energy does not need a refrigerant, so that the problem of environmental protection does not exist, and the steam compression refrigeration system is an important development direction of the refrigeration transportation technology. However, the logistics industry is facing the trouble of multi-batch and small-batch logistics, the complete freezing time of the traditional cold storage plate is very long, and a large number of cold storage plates which are completely frozen need to be prepared in advance for realizing frequent use of the cold storage plate, but the problems that the cold energy consumption is high, the cold storage plates in a large batch are to be replaced at the same time, the size of the cold storage plate is large, the cold storage plate is difficult to replace and the like in the cold chain logistics process are still difficult to solve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a thermal management system of phase transition cold-storage board based on embedded heat pipe conducts heat and reinforces to the technical defect that prior art exists.
Therefore, the utility model provides a heat management system of phase change cold-storage plate based on embedded heat pipe heat transfer enhancement, which is applied to a refrigerator car and comprises a rapid cold-charging subsystem, wherein the rapid cold-charging subsystem is used for supplementing cold energy to the gravity heat pipe in the cold-storage plate of the refrigerator car;
the quick cold filling subsystem comprises a hollow cold filling groove and a refrigeration house refrigerating unit;
the cold charging groove is pre-filled with cold carrying working medium;
a gravity heat pipe embedding frame which is transversely distributed is arranged in the cold charging groove;
the gravity heat pipe embedding frame is provided with a plurality of embedding grooves with upward openings and open front and back sides;
each embedded groove is communicated with the cold charging groove;
each embedded groove is embedded with a vertically distributed gravity heat pipe;
the cold charging groove is internally provided with heat exchange tubes which are distributed up and down;
the refrigerant outlet of the refrigeration house refrigerating unit is connected with the refrigerant inlet of the evaporator;
a refrigerant outlet of the evaporator connected with the upper end of the heat exchange tube;
the lower end of the heat exchange tube is hermetically penetrated through the cold charging groove and then is connected with a refrigerant inlet of the refrigeration house refrigerating unit through a hollow connecting pipeline.
Wherein, a stirrer is also arranged in the cold charging tank;
the stirring wheel of the stirrer is positioned in the cold-carrying working medium in the cold-charging groove.
Wherein, also includes the refrigeration subsystem;
the refrigeration subsystem is a cold storage plate of a refrigerator car and comprises a hollow box body;
the inner cavity of the box body is a phase-change material immersion area, and phase-change cold storage materials are injected into the phase-change material immersion area in advance;
a plurality of gravity heat pipes vertically penetrate through the interior of the box body;
the lower part of the gravity heat pipe protrudes out of the bottom surface of the box body.
Wherein, the shell of the box body is a sealed, hollow and heat-insulating heat-preservation shell.
The plurality of gravity heat pipes protrude out of the outer wall of the bottom surface of the box body and are tightly attached to the plurality of horizontally distributed fins.
Wherein, the bottom of the box body is also connected with a hollow air duct bracket;
the part of the lower part of the gravity heat pipe, which protrudes out of the bottom surface of the box body, and the fins are positioned in the air duct bracket;
the left end and the right end of the air duct bracket are respectively provided with an air outlet and an air inlet;
the air inlet is provided with a fan.
The system also comprises an intelligent temperature control and air supply quantity regulation subsystem;
intelligence control by temperature change and air feed volume regulation subsystem includes central processing unit, solenoid valve, meteorological information acquisition module, mobile terminal, network communication module and temperature sensor, wherein:
the meteorological information acquisition module is connected with the mobile terminal;
the mobile terminal is connected with the network communication module;
the network communication module is bidirectionally connected with the central processing unit;
the temperature sensor is connected with the central processing unit;
the central processing unit is connected with the electromagnetic valve;
the central processor and the electromagnetic valve are respectively connected with the fan;
the system comprises a weather information acquisition module, a mobile terminal and a weather information processing module, wherein the weather information acquisition module is used for acquiring real-time weather information of passing places on a driving route of the refrigerator car and then sending the real-time weather information to the mobile terminal;
the mobile terminal is used for sending the received real-time weather information of passing places on the driving route of the refrigerator car to the central processing unit through the network communication module;
the temperature monitoring system comprises a plurality of temperature sensors serving as temperature monitoring modules, a central processing unit and a control module, wherein the temperature sensors are arranged on the inner side and the outer side of a carriage of the refrigerated vehicle, are used for monitoring the ambient temperature in the carriage and the outside of the carriage of the refrigerated vehicle in real time and then send the ambient temperature to the central processing unit;
and the central processing unit is used for controlling the working state of a fan arranged on the cold storage plate of the refrigerator car according to the received real-time meteorological information, the environment temperature information in the carriage and outside the carriage, so that the air speed of the gravity heat pipe outside the control box body is adjusted, and the temperature in the carriage of the refrigerator car is correspondingly adjusted.
The refrigerator car comprises a carriage, a door, a partition plate, a cold storage plate and a cold storage plate, wherein the left side of the carriage of the refrigerator car is provided with four cold storage plates of the refrigerator car at equal intervals, the right side door is provided with three cold storage plates of the refrigerator car at equal intervals, the middle part of the carriage is provided with the partition plate, and the;
the carriage door is arranged on the right side surface and the back surface of the carriage of the refrigerator car.
By the above the technical scheme provided by the utility model it is visible, compare with prior art, the utility model provides a heat management system based on embedded heat pipe heat transfer is reinforceed phase transition cold-storage board, it can carry out quick reliable replenishment to the cold energy in the fridge body in the refrigerator car, has good cold-stored temperature in the assurance fridge body to energy-concerving and environment-protective has the meaning of the production practice of great importance.
Drawings
Fig. 1 is a schematic structural diagram of a rapid cooling charging subsystem for supplementing cold energy to a cold storage plate (specifically, a gravity heat pipe 10) of a refrigerator car in a heat management system of a phase change cold storage plate based on embedded heat pipe heat transfer enhancement according to the present invention;
fig. 2 is a schematic structural diagram of an embodiment of a cold storage plate of a refrigerator car (i.e., as a refrigeration system) in a thermal management system based on an embedded heat pipe heat transfer enhanced phase change cold storage plate according to the present invention;
fig. 3 is a schematic diagram of an intelligent temperature control and air supply volume adjusting system provided in an embodiment of the heat management system of the phase change cold storage plate based on embedded heat pipe heat transfer enhancement provided by the present invention;
fig. 4 is a schematic view of the placement position of the phase change cold storage plate in the carriage of the refrigerator car in the thermal management system of the phase change cold storage plate based on the embedded heat pipe heat transfer enhancement.
Detailed Description
In order to make the technical field of the present invention better understand, the present invention is further described in detail with reference to the accompanying drawings and embodiments.
Referring to fig. 1 to 4, the present invention provides a thermal management system for a phase change cold storage plate based on embedded heat pipe heat transfer enhancement, which is applied to a refrigerator car, and comprises a rapid cold charging subsystem, wherein the rapid cold charging subsystem is used for supplementing cold energy to the cold storage plate (specifically, the gravity heat pipe 10 therein) of the refrigerator car;
the quick cold filling subsystem comprises a hollow cold filling groove 4 and a refrigeration house refrigerating unit 5;
a cold-charging tank 4 is pre-filled with a cold-carrying working medium (ethylene glycol aqueous solution) 3;
the cold charging groove 4 is internally provided with a gravity heat pipe embedded frame 100 which is transversely distributed;
the gravity heat pipe embedding frame 100 is provided with a plurality of embedding grooves 101 with upward openings and open front and back sides;
each embedded groove 101 is communicated with a cold filling groove 4, and is filled with a cold filling working medium (such as ethylene glycol aqueous solution) 3;
each embedded groove 101 is embedded with a vertically distributed gravity heat pipe 10 (when cold energy needs to be supplemented to the gravity heat pipe 1 in the cold storage plate of the refrigerator car, the gravity heat pipe is inserted into the embedded groove 101 according to the cold energy supplement needs of users);
the heat exchange tubes 60 distributed up and down are arranged in the cold charging groove 4;
the refrigerant outlet of the refrigeration house refrigerating unit 5 is connected with the refrigerant inlet of the evaporator 6;
a refrigerant outlet of the evaporator 6 connected to an upper end of the heat exchange pipe 60;
the lower end of the heat exchange tube 60 is hermetically penetrated through the cold charging groove 4 and then connected with the refrigerant inlet of the refrigeration house refrigerating unit 5 through a hollow connecting pipeline.
It should be noted that the gravity assisted heat pipe 10 is an important component of the cold storage plate, and is filled with a working medium (ammonia or freon). In order to supplement cold energy to the gravity heat pipes 10 in the cold storage plate of the refrigerator car, the gravity heat pipes 10 in the cold storage plate are placed in the embedded grooves 101 in the cold charging grooves 4, then the gravity heat pipes 10 in the cold storage plate can realize quick supplement of the cold energy, and after the supplement is finished, the gravity heat pipes can be repeatedly used, namely are installed in the cold storage plate of the refrigerator car (shown in fig. 2 for example) and can be repeatedly used, so that the refrigeration function of the cold storage plate of the refrigerator car is exerted.
To the utility model discloses, evaporimeter 6 is connected through heat exchange tube 60 and filling cold groove 4 for carrying cold medium 3 and providing cold energy, make the temperature reduction of carrying cold medium 3, reach the target temperature, accomplish and fill cold process fast.
In the present invention, in particular, the refrigeration storage refrigeration unit 5 may be a common refrigeration system, including main functional components of the refrigeration system, such as a compressor, a condenser and a throttle valve, and in addition, the evaporator 6 is also an important functional component of the refrigeration storage refrigeration unit, and cooperates with other components to work;
wherein the refrigerant outlet of the compressor is communicated with the refrigerant inlet of the condenser, the refrigerant outlet of the condenser is communicated with the refrigerant inlet of the evaporator 6 through a throttle valve, and the refrigerant outlet of the evaporator 6 is communicated with the refrigerant inlet of the compressor through a heat exchange tube 60.
The power source of the compressor may be a generator (i.e., an internal power source) in the refrigerator car or any external power source capable of providing a driving voltage.
The compressor is configured to compress a low-temperature and low-pressure refrigerant into a high-temperature and high-pressure refrigerant, condense the refrigerant by the condenser, and then evaporate the refrigerant in the evaporator 6, thereby supplying cold energy to the heat exchange tube 60 connected to the evaporator 6.
In the utility model, the evaporator 6 can be a 1P-200P fin evaporator produced by hundreds of cold and warm air-conditioning equipment limited companies, and can also be a fin evaporator produced by other manufacturers and meeting the requirements of the patent;
in the utility model, in particular, the compressor in the refrigeration unit of the refrigeration house can adopt a sealed compressor with the model of 2V32S225AUA, which is produced by Linchang refrigeration electromechanical equipment limited company in Dongguan city, and can be a compressor which is produced by other manufacturers and meets the requirement of the patent;
in the utility model, the condenser in the refrigeration unit of the refrigeration house can adopt a condenser with the model of 020 produced by hundreds of cold and warm air-conditioning equipment Limited companies, and can also be a condenser which is produced by other manufacturers and meets the requirement of the patent;
the utility model discloses in, on specifically realizing, the model that the choke valve in the freezer refrigerating unit can adopt the new chang changes in temperature equipment limited company in Shanghai to produce is the choke valve of SHE, certainly can also be for the choke valve that other producers produced, satisfy this patent demand.
In the utility model, in the concrete realization, a stirrer 2 is also arranged in the cold charging groove 4;
the stirring wheel of the stirrer 2 is positioned in a cooling medium (e.g., an ethylene glycol aqueous solution) 3 in a cooling tank 4.
The mixer 2 includes a rotatable mixing wheel and a motor, and the motor drives the mixing wheel to rotate to forcibly flow the cooling medium.
In the utility model, in particular, the utility model also comprises a refrigeration subsystem;
the refrigeration subsystem is specifically a cold storage plate 1 of a refrigerator car and specifically comprises a hollow box body 7;
the inner cavity of the box body 7 is a phase-change material immersion area 9, and a phase-change cold storage material (for example, potassium fluoride tetrahydrate) is injected into the phase-change material immersion area 9 in advance;
a plurality of gravity heat pipes 10 vertically penetrate through the interior of the box body 7;
the lower part of the gravity heat pipe 10 protrudes from the bottom surface of the box body 7.
In particular, the housing of the box body 7 is a sealed, hollow and heat-insulating heat-preserving shell.
In a specific implementation, the plurality of gravity heat pipes 10 protrude from the outer wall of the bottom surface of the box body 7, and are tightly attached (e.g., clamped) to the plurality of horizontally distributed fins 11. Therefore, the heat transfer area between the portion of the gravity assisted heat pipe 10 protruding from the bottom surface of the case 7 and the outside air can be increased.
In particular, the bottom of the box body 7 is also connected with a hollow air duct bracket 13;
the part of the lower part of the gravity heat pipe 10 protruding out of the bottom surface of the box body 7 and the fins 11 are positioned in the air duct bracket 13.
In particular, the left end and the right end of the air duct bracket 13 are respectively provided with an air outlet 12 and an air inlet 14;
the air inlet 14 is provided with a fan 15, and the fan 15 is used for blowing outside air into the air duct support 13 through the air inlet buckle 14.
Therefore, it is right the utility model discloses, can be so that the air that drives through fan 15 can only pass through from wind channel support 13 to after skimming over the surface of fin 11 and gravity heat pipe 10 and carrying out the heat transfer, then outwards discharge from air outlet 12.
In particular, the fan 15 is a variable frequency fan, which can realize multi-gear adjustment of the rotating speed of the fan, thereby realizing adjustment of the air speed.
It should be noted that, to the utility model discloses, the outstanding part and the fin 11 in 7 bottom surfaces of box in gravity heat pipe 10 lower parts, the air that drives through fan 15 to when summer, can take place the heat transfer with external high temperature air. At this time, the working medium (ammonia or freon) in the gravity heat pipe 10 outside the box body 7 (i.e. the part of the lower part of the gravity heat pipe 10 protruding out of the bottom surface of the box body 7) is cooled by air after heat exchange, and the air outlet 12 discharges the working medium outwards to realize the refrigeration effect, and the working medium (ammonia or freon) in the gravity heat pipe 10 outside the box body 7 evaporates into gas and enters the part of the gravity heat pipe 10 inside the box body 7 (i.e. the gravity heat pipe inside the box body 7);
meanwhile, phase change cold storage material (for example, potassium fluoride tetrahydrate) is injected into the phase change material immersion area 9 in advance, the phase change cold storage material is filled in the box 7, one end of the gravity heat pipe 10 is connected with the box 7, the other end of the gravity heat pipe is connected with the fin 11, so that working medium steam inside the heat pipe 10 in the box 7 is in heat transfer and condensation with the inner wall surface of the heat pipe 10, meanwhile, the heat pipe outer wall in the box 7 is in heat transfer with the phase change cold storage material in the phase change cold storage material immersion area 9, the phase change cold storage material is melted, and the whole refrigeration process is completed.
In the utility model, in particular, the utility model also comprises an intelligent temperature control and air supply volume adjusting subsystem;
the intelligent temperature control and air supply volume adjusting subsystem comprises a central processing unit 16, an electromagnetic valve 17, a meteorological information acquisition module 18, a mobile terminal 19, a network communication module 20 and a temperature sensor 21, wherein:
the meteorological information acquisition module 18 is connected with the mobile terminal 19;
the mobile terminal 19 is connected with the network communication module 20;
a network communication module 20, which is connected with the central processor 16 in a bidirectional way;
the temperature sensor 21 is connected with the central processing unit 16;
the central processor 16 is connected with the electromagnetic valve 17;
the central processor 16 and the electromagnetic valve 17 are respectively connected with the fan 15;
among the modules, the weather information acquisition module 18 is used for acquiring real-time weather information of passing points on the driving route of the refrigerated vehicle and then sending the real-time weather information to the mobile terminal 19;
a mobile terminal (e.g., a mobile phone) 19, configured to send the received real-time weather information of the passing points on the driving route of the refrigerator car to the central processing unit 16 through a network communication module 20 (e.g., a 4G communication module);
a plurality of temperature sensors 21 as temperature monitoring modules, which are installed on both the inside and outside of the compartment of the refrigerator car, for monitoring the ambient temperature inside and outside the compartment of the refrigerator car in real time, and then sending the ambient temperature to the central processor 16;
The utility model discloses in, on specifically realizing, four cold-storage boards 1 of refrigerator car can be placed for the left side equidistance in the carriage 30 of refrigerator car to the position of putting of cold-storage board 1 of refrigerator car, and the right side removes the door part equidistance and places three cold-storage boards of refrigerator car, and division board of carriage 30 mid portion installation is placed cold-storage board 1 of refrigerator car on this division board, and the carriage door sets up in the carriage 30 right flank and the back of refrigerator car. Therefore, the phenomenon that the temperature in the refrigerator carriage is uneven due to the fact that cold energy cannot be supplemented or the cold supply amount cannot be reduced in time can be avoided. The unevenness of the temperature field in the carriage caused by the single air supply outlet of the fan in the traditional refrigeration equipment can be avoided. The design method improves the uniformity of the temperature field in the box and ensures the quality of the transported goods.
It should be noted that, to the utility model discloses, it adopts the phase transition cold-storage plate based on embedded heat pipe heat transfer is reinforceed, is to the difficult problem that meets in the current commodity circulation trade, and many-sided factors of comprehensive consideration to energy-conservation, cold energy are quick, accurate replenishment, optimize incasement temperature field homogeneity as the characteristic, have proposed patent scheme.
Compared with the prior art, the utility model provides a pair of thermal management system based on embedded heat pipe conducts heat and reinforces phase transition cold-storage board has following beneficial effect:
1. the utility model discloses an embedded heat pipe element (gravity heat pipe) and phase change material coupling heat transfer, heat pipe department sets up fan and wind channel outside the device simultaneously to utilize wind side air supply volume to adjust the cold energy that realizes in the cold-stored transportation quick, accurate replenishment.
2. The utility model discloses an adopt phase transition cold-storage working medium (CaCl) among the cold-storage plate2Solution), has higher heat conductivity coefficient, can produce larger latent heat value in the phase change process, has small volume change and lower material price in the phase change, has no toxicity, corrosion and pollution, has small volume and light weight, is convenient to mount and dismount, and is CaCl2The solution has proper phase transition temperature and can be used for refrigerating and transporting food at different storage temperatures.
3. The utility model discloses at night, in the freezer that is equipped with quick cold charge device, fill cold to the cold-storage board of phase transition, shortened greatly and filled cold time, combined together with renewable energy and peak valley price system, reduce cold-stored transportation reduce cost, respond energy saving and emission reduction's policy, solved the problem that the energy consumption that cold chain logistics in-process meets is fast, big batch cold-storage board is waited to change simultaneously.
4. The utility model discloses a refrigerating system adopts delta wing corrugated fin, strengthens the forced convection heat transfer of air in cold-storage plate and the carriage, and this kind of fin makes the air current flow along its surface zigzag, has strengthened the turbulent degree of air current to the surface heat transfer coefficient has been improved.
5. The utility model discloses a refrigerating system is applied to the refrigerator car, and the refrigerator car can carry out intelligence accuse temperature based on real-time meteorological information, according to in the real-time meteorological information of receipt, the carriage and outside ambient temperature in carriage, the speed of a motor vehicle, through the operating condition of neural network algorithm intelligent control refrigerator car cold-storage plate fan, realizes adjusting the temperature in the carriage of refrigerator car intelligently.
To sum up, compare with prior art, the utility model provides a pair of thermal management system based on embedded heat pipe conducts heat and reinforces phase transition cold-storage board, it can carry out quick reliable replenishment to the cold energy in the refrigerator car cold storage box, has good cold-stored temperature in the assurance refrigerator car to energy-concerving and environment-protective has the production practice meaning of great importance.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A thermal management system of a phase change cold storage plate based on embedded heat pipe heat transfer enhancement is applied to a refrigerator car and is characterized by comprising a rapid cold charging subsystem, a heat exchange subsystem and a heat exchange subsystem, wherein the rapid cold charging subsystem is used for supplementing cold energy to gravity heat pipes (10) in the cold storage plate of the refrigerator car;
the rapid cold filling subsystem comprises a hollow cold filling groove (4) and a refrigeration house refrigerating unit (5);
the cold charging groove (4) is pre-filled with cold-carrying working medium (3);
a gravity heat pipe embedded frame (100) which is transversely distributed is arranged in the cold charging groove (4);
the gravity heat pipe embedding frame (100) is provided with a plurality of embedding grooves (101) with upward openings and open front and back sides;
each embedded groove (101) is communicated with the cold charging groove (4);
each embedded groove (101) is embedded with a vertically distributed gravity heat pipe (10);
the cold charging groove (4) is internally provided with heat exchange tubes (60) which are distributed up and down;
the refrigerant outlet of the refrigeration house refrigerating unit (5) is connected with the refrigerant inlet of the evaporator (6);
a refrigerant outlet of the evaporator (6) is connected with the upper end of the heat exchange tube (60);
the lower end of the heat exchange tube (60) is hermetically penetrated through the cold charging groove (4) and then is connected with a refrigerant inlet of the refrigeration house refrigerating unit (5) through a hollow connecting pipeline.
2. The heat management system according to claim 1, wherein a blender (2) is further installed in the cold charging tank (4);
the stirring wheel of the stirrer (2) is positioned in the cold-carrying working medium (3) in the cold-charging groove (4).
3. The thermal management system of claim 1, further comprising a refrigeration subsystem;
the refrigeration subsystem is specifically a cold storage plate (1) of a refrigerator car and specifically comprises a hollow box body (7);
the inner cavity of the box body (7) is a phase-change material immersion area (9), and phase-change cold storage materials are injected into the phase-change material immersion area (9) in advance;
a plurality of gravity heat pipes (10) vertically penetrate through the interior of the box body (7);
the lower part of the gravity heat pipe (10) is protruded out of the bottom surface of the box body (7).
4. A thermal management system according to claim 3, characterized in that the outer shell of the box (7) is a sealed, hollow and thermally insulated insulating shell.
5. A thermal management system according to claim 3, characterized in that the outer wall of the part of the plurality of gravity assisted heat pipes (10) protruding from the bottom surface of the box (7) is closely fitted with the plurality of horizontally distributed fins (11).
6. The thermal management system according to claim 5, characterized in that a hollow duct support (13) is also connected to the bottom of the box (7);
the lower part of the gravity heat pipe (10) protrudes out of the bottom surface of the box body (7) and the fins (11) are positioned in the air duct bracket (13);
the left end and the right end of the air duct bracket (13) are respectively provided with an air outlet (12) and an air inlet (14);
the air inlet (14) is provided with a fan (15).
7. The thermal management system of any of claims 1 to 6, further comprising an intelligent temperature control and air supply volume conditioning subsystem;
intelligence control by temperature change and air feed volume regulation subsystem includes central processing unit (16), solenoid valve (17), meteorological information acquisition module (18), mobile terminal (19), network communication module (20) and temperature sensor (21), wherein:
the meteorological information acquisition module (18) is connected with the mobile terminal (19);
the mobile terminal (19) is connected with the network communication module (20);
the network communication module (20) is bidirectionally connected with the central processing unit (16);
the temperature sensor (21) is connected with the central processing unit (16);
the central processing unit (16) is connected with the electromagnetic valve (17);
the central processor (16) and the electromagnetic valve (17) are respectively connected with the fan (15);
the system comprises a weather information acquisition module (18) and a mobile terminal (19), wherein the weather information acquisition module is used for acquiring real-time weather information of passing points on a driving route of the refrigerator car and then sending the real-time weather information to the mobile terminal;
the mobile terminal (19) is used for sending the received real-time meteorological information of passing places on the running route of the refrigerator car to the central processing unit (16) through the network communication module (20);
the temperature monitoring system comprises a plurality of temperature sensors (21) serving as temperature monitoring modules, a central processing unit (16), a control module and a display module, wherein the temperature sensors are arranged on the inner side and the outer side of a carriage of the refrigerated vehicle and used for monitoring the ambient temperature in the carriage and the ambient temperature outside the carriage of the refrigerated vehicle in real time and then sending the ambient temperature to the central processing unit;
and the central processing unit (16) is used for controlling the working state of a fan (15) arranged on the cold storage plate of the refrigerated vehicle according to the received real-time meteorological information, the environment temperature information in the carriage and outside the carriage, so that the air speed of the gravity heat pipe outside the control box body is adjusted, and the temperature in the carriage of the refrigerated vehicle is correspondingly adjusted.
8. The thermal management system according to any one of claims 1 to 6, characterized in that four cold storage plates of the refrigerator car are equidistantly placed on the left side of the carriage (30) of the refrigerator car, three cold storage plates of the refrigerator car are equidistantly placed on the right side door-dividing part, a partition plate is installed on the middle part of the carriage (30), and one cold storage plate of the refrigerator car is placed on the partition plate;
the carriage door is arranged on the right side surface and the rear surface of a carriage (30) of the refrigerator car.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921042176.8U CN210851962U (en) | 2019-07-05 | 2019-07-05 | Heat management system of phase change cold storage plate based on embedded heat pipe heat transfer enhancement |
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| CN201921042176.8U CN210851962U (en) | 2019-07-05 | 2019-07-05 | Heat management system of phase change cold storage plate based on embedded heat pipe heat transfer enhancement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114013237A (en) * | 2021-10-27 | 2022-02-08 | 合肥通用机械研究院有限公司 | Vehicle-mounted 5G refrigeration and cold supplement system |
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2019
- 2019-07-05 CN CN201921042176.8U patent/CN210851962U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114013237A (en) * | 2021-10-27 | 2022-02-08 | 合肥通用机械研究院有限公司 | Vehicle-mounted 5G refrigeration and cold supplement system |
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