CN220710434U - Medium temperature control device applied to battery temperature control system test - Google Patents
Medium temperature control device applied to battery temperature control system test Download PDFInfo
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- CN220710434U CN220710434U CN202322318392.3U CN202322318392U CN220710434U CN 220710434 U CN220710434 U CN 220710434U CN 202322318392 U CN202322318392 U CN 202322318392U CN 220710434 U CN220710434 U CN 220710434U
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 68
- 238000010438 heat treatment Methods 0.000 claims abstract description 25
- 238000001704 evaporation Methods 0.000 claims description 33
- 230000008020 evaporation Effects 0.000 claims description 32
- 230000001276 controlling effect Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The utility model relates to a medium temperature control device applied to battery temperature control system test, which is provided with a compressor, wherein a medium outlet end of the compressor is communicated with a medium inlet of the battery temperature control system, a condensing unit, a cold quantity regulating valve, a heating unit, a heat quantity regulating valve, an inlet pressure sensor and an inlet temperature sensor are respectively arranged between the compressor and the medium inlet end of the battery temperature control system, a medium outlet of the battery temperature control system is communicated with the medium inlet end of the compressor, and an outlet pressure sensor and an outlet temperature sensor are arranged at the medium outlet end of the battery temperature control system. This application device circulates the medium through the compressor, does not need the circulating pump, reduces the energy loss, and in the direct battery temperature control system that gets into of medium simultaneously, does not pass through plate heat exchanger, reduced the energy loss that heat transfer caused on plate heat exchanger, and obtain different temperature medium through the adjustment control to cold volume governing valve, heat control valve and heat governing valve, the temperature regulation is convenient, and temperature range is wide.
Description
Technical Field
The utility model relates to the technical field of new energy batteries, in particular to a medium temperature control device applied to battery temperature control system test.
Background
The new energy battery is widely used as energy storage and new energy vehicle power. In order to enable the new energy battery to work stably, the new energy battery generally has a temperature control system for monitoring the working temperature of the new energy battery, when the working temperature is higher, the new energy battery can be cooled, and when the working temperature is lower, the new energy battery can be heated.
Therefore, when the new energy battery leaves the factory, the temperature control system is generally tested, and the medium temperature control device tested by the battery temperature control system adopts a cooling liquid circulation system at present, namely, a compressor, a condenser and a plate heat exchanger are arranged, the compressor compresses a refrigerant, the refrigerant is condensed by the condenser and evaporated in the plate heat exchanger, and heat exchange is carried out through the plate heat exchanger and the medium of the battery temperature control system, so that the medium of the battery temperature control system reaches the temperature required by the test.
The heat exchange mode of the plate heat exchanger is adopted, so that energy loss is often caused in the heat exchange process; meanwhile, in order to enable the medium of the battery temperature control system to flow, a circulating pump is often arranged, and energy consumption is also brought.
Disclosure of Invention
Therefore, the utility model provides a medium temperature control device applied to battery temperature control system test, which mainly solves the technical problem of energy loss caused by adopting a plate heat exchanger to exchange heat when the battery temperature control system test in the prior art is adopted.
In order to achieve the above object, the present utility model provides the following technical solutions:
a medium temperature control device applied to battery temperature control system test comprises a compressor; the medium outlet end of the compressor is provided with a first inlet pipe; the first inlet pipe is communicated with one end of the condensing pipe, one end of the heating pipe and one end of the temperature regulating pipe at the same time, the other ends of the condensing pipe, the heating pipe and the temperature regulating pipe are communicated with one end of the second inlet pipe, and the other end of the second inlet pipe is communicated with a medium inlet of the battery temperature control system; a medium outlet of the battery temperature control system is communicated with a first outlet pipe; the first outlet pipe is communicated with the medium inlet end of the compressor; the condensing pipe is sequentially provided with a condensing unit and a cold quantity regulating valve along the flowing direction of the medium; the heating pipe is sequentially provided with a heating unit and a heat control valve along the medium flowing direction; the temperature regulating pipe is sequentially provided with a heat regulating unit and a heat regulating valve along the medium flowing direction; the second inlet pipe is provided with an inlet pressure sensor and an inlet temperature sensor; the first outlet pipe is provided with an outlet pressure sensor and an outlet temperature sensor; the condensing unit comprises an expansion valve and a condenser which are sequentially arranged on the condensing pipe along the medium flowing direction; the heating unit is the heating pipe; the heat regulating unit is an expansion valve arranged on the temperature regulating pipe.
Preferably, the second inlet pipe is provided with an inlet electromagnetic valve.
Preferably, an outlet electromagnetic valve is arranged on the first outlet pipe.
Preferably, the evaporator further comprises a second outlet pipe, a third outlet pipe and an evaporation pipe; one end of the second outlet pipe and one end of the evaporating pipe are simultaneously communicated with the first outlet pipe, and the other end of the second outlet pipe and one end of the third outlet pipe are communicated; the other end of the third outlet pipe is communicated with the medium inlet end of the compressor; the second outlet pipe is provided with a cold-hot switching valve; the evaporation tube is sequentially provided with an evaporation regulating valve and an evaporation unit along the medium flowing direction; the evaporation unit is an evaporator arranged on the evaporation pipe.
Optionally, a filling pipe communicated with the first outlet pipe is further included for filling the medium into the device; the filling pipe is provided with a filling electromagnetic valve.
Preferably, the filling pipe is further provided with a filling one-way valve.
Optionally, also comprises an emptying pipe and a charging pipe; one end of the filling and draining pipe is communicated with the first outlet pipe, and the other end of the filling and draining pipe is simultaneously communicated with the filling pipe and the draining pipe; the emptying pipe is communicated with a vacuum pump; an emptying electromagnetic valve is arranged on the emptying pipe.
Preferably, the emptying pipe is also provided with an emptying one-way valve.
Preferably, the compressor is a variable frequency compressor.
Preferably, the control unit is further included; the control unit is respectively and electrically connected with the compressor, the cold quantity regulating valve, the heat control valve, the heat regulating valve, the inlet pressure sensor, the inlet temperature sensor, the inlet electromagnetic valve, the outlet pressure sensor, the outlet temperature sensor, the cold-hot switching valve and the evaporation regulating valve; the control unit obtains the values of the inlet pressure sensor, the inlet temperature sensor, the outlet pressure sensor and the outlet temperature sensor and controls the work of the compressor, the cold quantity regulating valve, the heat control valve, the heat regulating valve, the inlet electromagnetic valve, the outlet electromagnetic valve, the cold and heat switching valve and the evaporation regulating valve.
The utility model has at least the following beneficial effects:
the device is provided with a compressor, a medium outlet end of the compressor is communicated with a medium inlet of a battery temperature control system, a condensing unit, a cold quantity regulating valve, a heating unit, a heat control valve, a heat regulating unit and a heat regulating valve are respectively arranged between the medium outlet end of the compressor and the medium inlet of the battery temperature control system, an inlet pressure sensor and an inlet temperature sensor are arranged at the medium inlet end of the battery temperature control system, a medium outlet of the battery temperature control system is communicated with the medium inlet end of the compressor, and an outlet pressure sensor and an outlet temperature sensor are arranged at the medium outlet end of the battery temperature control system. According to the device, the medium is circulated through the compressor, a circulating pump is not needed, so that energy loss is reduced, meanwhile, the medium directly enters the battery temperature control system and does not pass through the plate heat exchanger, and energy loss caused by heat exchange on the plate heat exchanger is reduced; when a low-temperature medium is needed, the heat control valve is closed, and the low-temperature medium with different temperatures is obtained by adjusting the sizes of the cold quantity adjusting valve and the heat quantity adjusting valve; when a high-temperature medium is needed, the heat regulating valve is closed, and the high-temperature medium with different temperatures is obtained by regulating the sizes of the cold quantity regulating valve and the heat control valve; the temperature is convenient to adjust, the temperature range is wide, and the requirements of the battery temperature control system on different temperatures of the medium can be met; further, the compressor adopts a variable frequency compressor, and the frequency of the variable frequency compressor is adjusted by acquiring values of an inlet pressure sensor, an inlet temperature sensor, an outlet pressure sensor and an outlet temperature sensor, so that the medium temperature is more accurate.
Therefore, the medium temperature control device applied to the battery temperature control system test has the advantages of simple structure, easiness in implementation, cost and energy conservation, energy consumption reduction, capability of providing mediums with different temperatures, wide application range and the like.
Drawings
In order to more clearly illustrate the prior art and the present utility model, the drawings used in the description of the prior art and the embodiments of the present utility model will be briefly described. It will be apparent to those skilled in the art that the drawings in the following description are merely exemplary and that other drawings may be derived from the drawings provided without the inventive effort to those skilled in the art.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, for example, modifications, variations in proportions, or otherwise, used in the practice of the utility model, which are particularly adapted to specific environments without departing from the spirit and scope of the utility model.
FIG. 1 is a schematic diagram of a medium temperature control device for battery temperature control system test according to the present utility model;
reference numerals illustrate:
1. a control unit; 2. a compressor; 3. a condensing unit; 4. a cold quantity regulating valve; 5. a heating unit; 6. a heat control valve; 7. a heat regulating unit; 8. a heat regulating valve; 9. an inlet solenoid valve; 10. an outlet solenoid valve; 11. a cold-hot switching valve; 12. an evaporation regulating valve; 13. an evaporation unit; 14. filling a one-way valve; 15. filling an electromagnetic valve; 16. evacuating the solenoid valve; 17. an evacuation check valve; 18. a vacuum pump; 19. an inlet pressure sensor; 20. an inlet temperature sensor; 21. an outlet pressure sensor; 22. an outlet temperature sensor; 23. a first inlet pipe; 24. a condensing tube; 25. heating pipes; 26. a temperature adjusting tube; 27. a second inlet pipe; 28. a first outlet tube; 29. a second outlet tube; 30. a third outlet tube; 31. an evaporation tube; 32. a charging and discharging pipe; 33. a filling pipe; 34. an evacuation tube; 35. a first tee; 36. a second tee; 37. and a battery.
Detailed Description
The present application is further described in detail below with reference to the attached drawings.
In the description of the present application: unless otherwise indicated, the meaning of "a plurality" is two or more. The terms "first," "second," "third," and the like in this application are intended to distinguish between the referenced objects without a special meaning in terms of technical connotation (e.g., should not be construed as emphasis on degree or order of importance, etc.). The expressions "comprising", "including", "having", etc. also mean "not limited to" (certain units, components, materials, steps, etc.).
The terms such as "upper", "lower", "left", "right", "middle", and the like, as referred to in this application, are generally used for convenience in visual understanding with reference to the drawings, and are not intended to be an absolute limitation of the positional relationship in actual products. Such changes in relative positional relationship are considered to be within the scope of the present description without departing from the technical concepts disclosed herein.
According to the medium temperature control device applied to battery temperature control system test, as shown in fig. 1, a compressor 2 is arranged, a medium outlet end of the compressor 2 is communicated with a first inlet pipe 23, the first inlet pipe 23 is communicated with one end of a condensing pipe 24, one end of a heating pipe 25 and one end of a temperature regulating pipe 26 at the same time through a first tee joint 35, the other ends of the condensing pipe 24, the heating pipe 25 and the temperature regulating pipe 26 are communicated with one end of a second inlet pipe 27 through a second tee joint 36, the other end of the second inlet pipe 27 is communicated with a medium inlet of the battery temperature control system to regulate and control the temperature of a battery 37, a medium outlet of the battery temperature control system is communicated with a first outlet pipe 28, the first outlet pipe 28 is communicated with a medium inlet end of the compressor 2, the condensing pipe 24 is sequentially provided with a condensing unit 3 and a cold regulating valve 4 along the medium flow direction, the heating pipe 25 is sequentially provided with a heating unit 5 and a heat regulating valve 6 along the medium flow direction, the temperature regulating pipe 26 is sequentially provided with a heat regulating unit 7 and a heat regulating valve 8 along the medium flow direction, the second inlet pipe 27 is provided with an inlet pressure sensor 19 and an inlet temperature sensor 20, the first outlet pipe 28 is provided with an outlet pressure sensor 21 and an outlet temperature sensor 22, the condensing unit 3 is sequentially arranged on the medium flow direction of the heating pipe 25 and the heating pipe 25 is sequentially provided with the heating unit 5 along the medium flow direction, and the heating unit is sequentially provided with the heating unit 5.
Preferably, the second inlet pipe 27 is provided with an inlet solenoid valve 9.
Preferably, the first outlet pipe 28 is provided with an outlet solenoid valve 10.
Preferably, in order to fully gasify the refrigerant flowing back to the compressor 2 and prevent the liquid refrigerant from flowing back to the compressor 2 to damage the compressor, the evaporator further comprises a second outlet pipe 29, a third outlet pipe 30 and an evaporation pipe 31, wherein one end of the second outlet pipe 29 and one end of the evaporation pipe 31 are simultaneously communicated with the first outlet pipe 28, the other end of the second outlet pipe 29 is communicated with one end of the third outlet pipe 30, the other end of the third outlet pipe 30 is communicated with the medium inlet end of the compressor 2, the second outlet pipe 29 is provided with a cold-hot switching valve 11, the evaporation pipe 31 is sequentially provided with an evaporation regulating valve 12 and an evaporation unit 13 along the medium flowing direction, and the evaporation unit 13 is an evaporator arranged on the evaporation pipe 31.
Optionally, to facilitate filling the device of the present application with medium, a filling pipe 33 is further included, which communicates with the first outlet pipe 28, the filling pipe 33 being provided with a filling solenoid valve 15.
Preferably, to prevent leakage of the medium in the device of the present application, the filling tube 33 is further provided with a filling check valve 14.
Optionally, in order to vacuumize the device of the present application, to prevent air from being contained in the medium and affecting the system function, the device further comprises an emptying pipe 34 and a filling pipe 32, one end of the filling pipe 32 is communicated with the first outlet pipe 28, the other end of the filling pipe is simultaneously communicated with the filling pipe 33 and the emptying pipe 34, the emptying pipe 34 is communicated to the vacuum pump 18, and the emptying pipe 34 is provided with the emptying electromagnetic valve 16.
Preferably, the emptying pipe 34 is also provided with an emptying one-way valve 17.
Preferably, to enhance the precise control of the medium temperature by the apparatus of the present application, the compressor 2 is a variable frequency compressor.
Preferably, the control unit 1 is further included, and the control unit 1 is electrically connected with the compressor 2, the cold quantity adjusting valve 4, the heat quantity controlling valve 6, the heat quantity adjusting valve 8, the inlet pressure sensor 19, the inlet temperature sensor 20, the inlet solenoid valve 9, the outlet solenoid valve 10, the outlet pressure sensor 21, the outlet temperature sensor 22, the cold and heat switching valve 11 and the evaporation adjusting valve 12, respectively, and the control unit 1 acquires values of the inlet pressure sensor 19, the inlet temperature sensor 20, the outlet pressure sensor 21 and the outlet temperature sensor 22 and controls the operations of the compressor 2, the cold quantity adjusting valve 4, the heat quantity controlling valve 6, the heat quantity adjusting valve 8, the inlet solenoid valve 9, the outlet solenoid valve 10, the cold and heat switching valve 11 and the evaporation adjusting valve 12.
The working principle is as follows:
1) Vacuumizing: opening a cold quantity regulating valve, a heat quantity control valve, a heat quantity regulating valve, an inlet electromagnetic valve, an outlet electromagnetic valve and a cold and hot switching valve; an evaporation regulating valve; evacuating the solenoid valve; closing the filling solenoid valve; and starting a vacuum pump to vacuumize the device.
2) Medium injection: continuing the steps, and closing the emptying electromagnetic valve; opening the filling electromagnetic valve; filling a medium into the device; and then closing the filling electromagnetic valve.
3) And controlling the temperature of a heat medium of the battery temperature control system: a control unit for opening the inlet battery valve, the outlet solenoid valve and the evaporation control valve; closing the heat regulating valve and the cold-hot switching valve; the control unit controls the sizes of the refrigerating capacity regulating valve and the heat control valve according to the temperature required by the temperature control system; the control unit acquires values of an inlet pressure sensor and an inlet temperature sensor, if the values are consistent with the temperatures required by the temperature control system, the sizes of the cold quantity regulating valve and the heat quantity control valve are not regulated, and if the values are inconsistent, the sizes of the cold quantity regulating valve and the heat quantity control valve are continuously regulated; the control unit obtains the values of the outlet pressure sensor and the outlet temperature sensor, adjusts the frequency of the variable frequency compressor, and increases or decreases the refrigerating capacity so as to enable the medium to accurately reach the temperature required by the temperature control system.
4) And controlling the temperature of the cold medium of the battery temperature control system: the control unit is used for opening the inlet battery valve, the outlet electromagnetic valve and the cold-hot switching valve; closing the heat control valve and the evaporation regulating valve; according to the temperature required by the temperature control system, the control unit controls the size of the refrigerating capacity regulating valve and the heat regulating valve; the control unit acquires values of an inlet pressure sensor and an inlet temperature sensor, if the values are consistent with the temperatures required by the temperature control system, the sizes of the cold quantity regulating valve and the heat quantity regulating valve are not regulated, and if the values are inconsistent with the temperatures required by the temperature control system, the sizes of the cold quantity regulating valve and the heat quantity regulating valve are continuously regulated; the control unit obtains the values of the outlet pressure sensor and the outlet temperature sensor, adjusts the frequency of the variable frequency compressor, and increases or decreases the refrigerating capacity.
The foregoing has outlined and detailed description of the present application in terms of the general description and embodiments. It should be appreciated that numerous conventional modifications and further innovations may be made to these specific embodiments, based on the technical concepts of the present application; but such conventional modifications and further innovations may be made without departing from the technical spirit of the present application, and such conventional modifications and further innovations are also intended to fall within the scope of the claims of the present application.
Claims (10)
1. The medium temperature control device applied to the battery temperature control system test comprises a compressor (2), and is characterized in that a first inlet pipe (23) is arranged at the medium outlet end of the compressor (2); the first inlet pipe (23) is simultaneously communicated with one end of the condensing pipe (24), one end of the heating pipe (25) and one end of the temperature regulating pipe (26), the other ends of the condensing pipe (24), the heating pipe (25) and the temperature regulating pipe (26) are communicated with one end of the second inlet pipe (27), and the other end of the second inlet pipe (27) is communicated with a medium inlet of the battery temperature control system; a first outlet pipe (28) is communicated with a medium outlet of the battery temperature control system; the first outlet pipe (28) is communicated with the medium inlet end of the compressor (2); the condensing pipe (24) is sequentially provided with a condensing unit (3) and a refrigerating capacity regulating valve (4) along the flowing direction of the medium; the heating pipe (25) is sequentially provided with a heating unit (5) and a heat control valve (6) along the medium flowing direction; the temperature regulating pipe (26) is sequentially provided with a heat regulating unit (7) and a heat regulating valve (8) along the medium flowing direction; the second inlet pipe (27) is provided with an inlet pressure sensor (19) and an inlet temperature sensor (20); the first outlet pipe (28) is provided with an outlet pressure sensor (21) and an outlet temperature sensor (22); the condensing unit (3) comprises an expansion valve and a condenser which are sequentially arranged on the condensing pipe (24) along the medium flowing direction; the heating unit (5) is the heating pipe (25); the heat regulating unit (7) is an expansion valve arranged on the temperature regulating pipe (26).
2. A medium temperature control device applied to battery temperature control system test according to claim 1, wherein the second inlet pipe (27) is provided with an inlet electromagnetic valve (9).
3. A medium temperature control device for battery temperature control system testing according to claim 2, characterized in that the first outlet pipe (28) is provided with an outlet solenoid valve (10).
4. A medium temperature control device for use in battery temperature control system testing according to claim 2 or 3, further comprising a second outlet pipe (29), a third outlet pipe (30) and an evaporation pipe (31); one end of the second outlet pipe (29) and one end of the evaporation pipe (31) are simultaneously communicated with the first outlet pipe (28), and the other end of the second outlet pipe is communicated with one end of the third outlet pipe (30); the other end of the third outlet pipe (30) is communicated with the medium inlet end of the compressor (2); the second outlet pipe (29) is provided with a cold-hot switching valve (11); the evaporation tube (31) is sequentially provided with an evaporation regulating valve (12) and an evaporation unit (13) along the medium flowing direction; the evaporation unit (13) is an evaporator arranged on the evaporation pipe (31).
5. A medium temperature control device for use in battery temperature control system testing according to claim 4, further comprising a filling pipe (33) communicating with the first outlet pipe (28) for filling the device with medium; the filling pipe (33) is provided with a filling electromagnetic valve (15).
6. A medium temperature control device for battery temperature control system testing according to claim 5, characterized in that the filling pipe (33) is further provided with a filling check valve (14).
7. The media temperature control device for use in battery temperature control system testing according to claim 5, further comprising an evacuation tube (34) and a charge-discharge tube (32); one end of the filling pipe (32) is communicated with the first outlet pipe (28), and the other end of the filling pipe is simultaneously communicated with the filling pipe (33) and the emptying pipe (34); the emptying pipe (34) is communicated to the vacuum pump (18); an emptying electromagnetic valve (16) is arranged on the emptying pipe (34).
8. The medium temperature control device applied to battery temperature control system test according to claim 7, wherein an emptying check valve (17) is further arranged on the emptying pipe (34).
9. A medium temperature control device for battery temperature control system test according to claim 4, characterized in that the compressor (2) is a variable frequency compressor.
10. A medium temperature control device for use in battery temperature control system testing according to claim 9, further comprising a control unit (1); the control unit (1) is respectively and electrically connected with the compressor (2), the cold quantity regulating valve (4), the heat quantity control valve (6), the heat quantity regulating valve (8), the inlet pressure sensor (19), the inlet temperature sensor (20), the inlet electromagnetic valve (9), the outlet electromagnetic valve (10), the outlet pressure sensor (21), the outlet temperature sensor (22), the cold and heat switching valve (11) and the evaporation regulating valve (12); the control unit (1) acquires values of the inlet pressure sensor (19), the inlet temperature sensor (20), the outlet pressure sensor (21) and the outlet temperature sensor (22) and controls the operation of the compressor (2), the cold quantity regulating valve (4), the heat control valve (6), the heat regulating valve (8), the inlet electromagnetic valve (9), the outlet electromagnetic valve (10), the cold and heat switching valve (11) and the evaporation regulating valve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322318392.3U CN220710434U (en) | 2023-08-28 | 2023-08-28 | Medium temperature control device applied to battery temperature control system test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322318392.3U CN220710434U (en) | 2023-08-28 | 2023-08-28 | Medium temperature control device applied to battery temperature control system test |
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| Publication Number | Publication Date |
|---|---|
| CN220710434U true CN220710434U (en) | 2024-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322318392.3U Active CN220710434U (en) | 2023-08-28 | 2023-08-28 | Medium temperature control device applied to battery temperature control system test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220710434U (en) |
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2023
- 2023-08-28 CN CN202322318392.3U patent/CN220710434U/en active Active
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