CN220155618U - Battery thermal management temperature control system - Google Patents
Battery thermal management temperature control system Download PDFInfo
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- CN220155618U CN220155618U CN202321532218.2U CN202321532218U CN220155618U CN 220155618 U CN220155618 U CN 220155618U CN 202321532218 U CN202321532218 U CN 202321532218U CN 220155618 U CN220155618 U CN 220155618U
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- plate heat
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000003507 refrigerant Substances 0.000 claims abstract description 44
- 239000000110 cooling liquid Substances 0.000 claims abstract description 27
- 239000008236 heating water Substances 0.000 claims abstract description 25
- 238000005485 electric heating Methods 0.000 claims abstract description 24
- 230000001502 supplementing effect Effects 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims description 72
- 239000007788 liquid Substances 0.000 claims description 28
- 239000012530 fluid Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims description 2
- 230000005856 abnormality Effects 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004146 energy storage Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a battery thermal management temperature control system, and relates to the technical field of temperature control systems. The refrigerant loop comprises a plate heat exchanger, a three-way valve, an electric heating water pump and a water joint which are sequentially connected in series, wherein two ends of one side of the plate heat exchanger are respectively connected with the water joint and the three-way valve to form a circulation loop; a third valve opening on the three-way valve is connected with a water supplementing kettle; the water joint is connected with the battery pack; the cooling liquid loop comprises an electric vortex compressor, a parallel flow type condenser with a brushless pre-control condensing fan and an H-shaped thermal expansion valve which are sequentially connected in series, and two ends of the other side of the plate heat exchanger are respectively connected with the H-shaped thermal expansion valve and the electric vortex compressor; the utility model has the advantages of few connecting parts of the cooling liquid loop and the refrigerant loop, simple structure and pipeline control; because the pipeline is short, the abnormality can be found conveniently in time, and the use safety and efficiency are improved; the occupied space and the size are small, the space utilization rate is provided, and the cost is low and the reliability is high.
Description
Technical Field
The utility model belongs to the technical field of temperature control systems, and particularly relates to a battery thermal management temperature control system.
Background
In a new energy automobile, a battery thermal management system is an important branch system, and the existing thermal management comprises a forced air cooling scheme and a liquid cooling mode; air cooling has the problems of poor temperature control precision, large temperature difference, high energy consumption and the like; the liquid cooling can relatively meet the thermal management temperature control requirements of the existing battery energy based on density improvement, rapid charge and discharge and complex environmental conditions.
In order to meet the requirement of fine battery thermal management and temperature control, such as a battery thermal management system of CN201220420259.8, a first bypass and a second bypass which are respectively connected with a heat exchanger and an electric heater in parallel, and a first flow path switching part and a second flow path switching part for controlling flow path switching are added on the basis of the existing battery thermal management system, so that when a battery pack is heated/cooled, cooling liquid only flows through a necessary heat exchange part, and energy waste caused by flowing through an unnecessary heat exchange part is reduced, and therefore, the battery thermal management system has a good energy-saving effect. The technical scheme adopts an independent electric heater, an air separator and an electric water pump to be connected in series, and a first bypass and a second bypass structure are additionally arranged, so that the defects are that: (1) The heating component is connected with the electric water pump in series and is independent, and the bypass structure is additionally arranged to complicate the structure and control; (2) The bypass structure and the structure that the heating component is connected with the electric water pump in series are additionally arranged, so that the pipeline is connected longer, when the flow of the cooling liquid is slow or the leakage occurs locally due to the too low environmental temperature, the heating element cannot be found abnormal in time due to the longer pipeline, the heater is easy to damage, and the system is invalid; (3) The multiple components and the series arrangement result in complex connecting lines, which increases the space and structure occupied. Therefore, based on the problems, the battery thermal management temperature control system is simple in structure, small in occupied space, and has the important significance in that the heater is combined with the water pump, the pipeline and the detection section of the heater are shortened, and the sensitivity is improved.
Disclosure of Invention
The utility model provides a battery thermal management temperature control system, which realizes high-efficiency battery thermal management temperature control through a cooling liquid loop and a refrigerant loop; the refrigerant loop consists of a water joint, a plate heat exchanger and a water supplementing kettle, wherein the water joint is connected with a component to be heat-exchanged by an electronic water pump with an integrated heating function; the cooling liquid loop is composed of an electric scroll compressor, a parallel flow type condenser with a brushless pre-control condensing fan, a plate heat exchanger, an H-shaped thermal expansion valve, a pressure switch and the like, the electronic water pump integrating the heating function is short in pipeline and convenient to find in time when the heating device is abnormal, the sensitivity is high, the space size is reduced by connection between the whole components, no complicated bypass control structure and control components are arranged, and the electric scroll compressor carries out data detection according to the two pressure switches and the temperature sensor, so that the cost is low and the reliability is high, and the problem in the background technology is solved.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a battery thermal management temperature control system, which comprises a refrigerant loop and a cooling liquid loop;
the refrigerant loop comprises a plate heat exchanger, a three-way valve, an electric heating water pump and a water joint which are sequentially connected in series, wherein two ends of one side of the plate heat exchanger are respectively connected with the water joint and the three-way valve to form a circulation loop; the refrigerant input end of the water joint is connected with the electric heating water pump, and the refrigerant output end is connected with the plate heat exchanger; a third valve opening on the three-way valve is connected with a water supplementing kettle; the electric heating water pump can accurately and efficiently heat the flowing refrigerant through the internal self-heating structure, and the water joint is connected with the battery pack;
the cooling liquid loop comprises an electric vortex compressor, a parallel flow type condenser with a brushless pre-control condensing fan and an H-shaped thermal expansion valve which are sequentially connected in series, and two ends of the other side of the plate heat exchanger are respectively connected with the H-shaped thermal expansion valve and the electric vortex compressor.
Further, a low-pressure switch is connected in series between the plate heat exchanger and the electric vortex compressor, and a high-pressure switch is connected in series between the electric vortex compressor and the parallel flow condenser.
Further, a temperature sensor is connected in series between the parallel flow condenser and the electric vortex compressor;
further, the electric heating water pump comprises a pump shell, wherein a rotor assembly with a rotor impeller is arranged in the pump shell;
the pump shell is provided with a pipeline type liquid inlet at the front end of the impeller with the rotor, and a pipeline type liquid outlet is arranged at the side part of the front end of the pump shell; a sleeve-shaped water-blocking sleeve is arranged in the pump shell and positioned on the outer peripheral side of the rotor assembly in a surrounding manner, a sleeve-shaped heating pipe is arranged between the outer wall of the water-blocking sleeve and the inner wall of the pump shell, and the front end of the heating pipe is connected with the inner front part of the pump shell through a connecting sleeve;
a first heating channel is formed between the heating pipe and the outer wall of the water-proof sleeve, a second heating channel is formed between the heating pipe and the inner wall of the pump shell, and a space is formed between the bottom of the heating pipe and the bottom of the pump shell; the refrigerating fluid flowing in through the liquid inlet is pressed into the first heating channel under the drive of the centrifugal force of the rotor impeller, and is output from the liquid outlet end through the second heating channel.
Compared with the prior art, the utility model has the following beneficial effects:
(1) The heating part adopts an electric heating water pump with a self-heating function, namely an internal self-heating structure to replace the heating part and the electric water pump which are connected in series and are arranged independently; the cooling liquid loop and the refrigerant loop have few connecting parts, and the structure and the pipeline control are simple;
(2) The electric heating water pump with the self-heating function, namely the internal self-heating structure is adopted, a connecting pipeline of a complex heating device and the water pump is not provided, a shorter pipeline is provided, when the flow of the cooling liquid is slow or the leakage occurs locally due to the excessively low environmental temperature, the abnormality can be conveniently and timely found due to the shorter pipeline, and the use safety and efficiency are improved;
(3) The adopted self-heating function is that the electric heating water pump with the self-heating structure and fewer parts connected in series are adopted, so that the complexity of system pipelines and wiring is reduced, the occupied space and the size are small, and the space utilization rate is provided;
(4) The refrigerant loop H-type expansion valve realizes the throttling and depressurization functions, and is characterized by low cost and high reliability, the refrigerant loop uses two pressure switches and a temperature sensor, and the electric compressor carries out load adjustment according to the detection data of the switches and the sensors, so that the cost is low and the reliability is high.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a battery thermal management and temperature control system according to the present utility model;
FIG. 2 is a schematic diagram of an electrically heated water pump according to an embodiment;
FIG. 3 is a cross-sectional view of the heating water pump of FIG. 2 taken along the middle line;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a cross-sectional view B-B of FIG. 3;
in the drawings, the list of components represented by the various numbers is as follows:
1-pump shell, 11-liquid inlet, 12-liquid outlet, 13-heating pipe, 14-first heating channel, 15-second heating channel, 16-end lateral wall, 17-communication hole, 18-adapter sleeve, 2-rotor assembly, 21-rotor impeller, 3-water proof jacket.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "series," "one side," "two ends," "output," "input," "interior," "other side," and the like indicate an orientation or positional relationship, merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1, a battery thermal management temperature control system of the present utility model includes a refrigerant circuit and a cooling liquid circuit;
the refrigerant loop comprises a plate heat exchanger, a three-way valve, an electric heating water pump and a water joint which are sequentially connected in series, and two ends of one side of the plate heat exchanger are respectively connected with the water joint and the three-way valve to form a circulation loop; the refrigerant input end of the water joint is connected with the electric heating water pump, and the refrigerant output end is connected with the plate heat exchanger; a third valve opening on the three-way valve is connected with a water supplementing kettle; the electric heating water pump can accurately and efficiently heat the flowing refrigerant through the internal self-heating structure, and the water joint is connected with the battery pack;
the cooling liquid loop comprises an electric vortex compressor, a parallel flow type condenser with a brushless pre-control condensing fan and an H-shaped thermal expansion valve which are sequentially connected in series, and two ends of the other side of the plate heat exchanger are respectively connected with the H-shaped thermal expansion valve and the electric vortex compressor.
The low-pressure switch is connected in series between the plate heat exchanger and the electric vortex compressor, and the high-pressure switch is connected in series between the electric vortex compressor and the parallel flow type condenser.
Wherein, a temperature sensor is connected in series between the parallel flow condenser and the electric vortex compressor.
The utility model is divided into two loops, a refrigerant loop and a cooling liquid loop; the refrigerant loop is composed of an electric scroll compressor, a temperature sensor, a high-pressure switch, a parallel flow condenser, a brushless pre-control condensing fan, an H-shaped thermal expansion valve, a plate heat exchanger and a low-pressure switch, and is connected by an air conditioner pipe to complete the refrigerant circulation. The cooling liquid loop is composed of an electronic water pump with an integrated heating function, a water joint connected with a part to be heat-exchanged, a plate heat exchanger and a water supplementing kettle. The power supply is realized by adopting a 220V/50HZ AC to 350V DC switching power supply, and the control system is controlled by adopting an independent controller.
As shown in fig. 1, when the ambient temperature is high, the battery has a need for cooling. And starting the compressor, throttling and reducing the pressure of the refrigerant through an expansion valve after the refrigerant releases heat through the condenser, and absorbing the heat of the cooling liquid in the plate heat exchanger. The cooled cooling liquid flows into the battery pack through the circulating electric heating water pump, so that the battery cooling function is realized.
When the ambient temperature is low and the battery thermal management requirement is small, the compressor is closed, the circulating electric heating water pump is started, and the battery temperature equalization function is realized.
When the ambient temperature is low, the battery has a need for heating. And closing the compressor, starting the electric heating water pump, and realizing the battery heating function.
As shown in fig. 1, the upper left frame is a coolant circulation. The cooling liquid is powered by an electric heating water pump in the frame, and the electric heating water pump pumps the cooling liquid into the energy storage battery module through a water joint. The cooling liquid flows out through the water joint after being heated or cooled in the module, and then flows into the plate heat exchanger through the connecting water pipe, and the outlet of the plate heat exchanger is connected with the inlet of the electric heating water pump and the water supplementing kettle. Thus, the complete cooling liquid circulation loop is completed. The cooling liquid is supplemented by a water supplementing kettle. The other side of the plate heat exchanger is filled with low-temperature low-pressure refrigerant to be cooled, and when the battery is required to cool, the cooling liquid is heated and cooled in the plate heat exchanger; if no cooling requirement exists, the plate heat exchanger only has the cooling liquid circulation, and the refrigerant does not flow and has no heat exchange function. And the electric heating water pump starts a heating function when the energy storage battery has a heating requirement, otherwise, the heating function is closed, and only a cooling liquid pressurizing function is provided.
The right frame of the upper diagram is a refrigerant circulation loop. Refrigerant type number R134a. The refrigerant is pressurized by a compressor, and a temperature sensor and a pressure switch are respectively arranged on an outlet pipeline of the compressor. The high-temperature high-pressure refrigerant after being pressurized by the compressor flows into the condenser through the high-pressure air conditioning pipe to be condensed and released heat, the high-pressure medium-temperature refrigerant is discharged, and the high-temperature high-pressure medium-temperature refrigerant flows through the thermal expansion valve to be throttled and depressurized. The expansion valve is arranged at the inlet of the plate heat exchanger, and refrigerant subjected to throttling and depressurization absorbs heat in the plate heat exchanger to discharge low-pressure low-temperature refrigerant. The low-temperature low-pressure refrigerant is connected with an air suction port of the compressor, and is sucked into the compressor to complete the refrigerant circulation. The pressure switch is connected between the plate heat exchanger and the suction inlet of the compressor, and the temperature sensor and the pressure switch at the outlet of the compressor are combined to provide load judgment for system control. The refrigerant circuit is only opened when the energy storage battery has a cooling demand.
As shown in fig. 2-5, the electrically heated water pump comprises a pump housing 1, and a rotor assembly 2 with a rotor impeller 21 is arranged in the pump housing 1; the pump shell 1 is made of stainless steel;
a rotor assembly 2 with a rotor impeller 21 is arranged in the pump shell 1; the rotor impeller 21 is in rotary fit with the driving main body part of the rotor assembly through a rotary shaft;
the front end of the pump shell 1, which is provided with a rotor impeller 21, is provided with a pipeline type liquid inlet 11, and the side part of the front end of the pump shell 1 is provided with a pipeline type liquid outlet 12; a sleeve-shaped water-blocking sleeve 3 is arranged in the pump shell 1 and around the outer peripheral side of the rotor assembly 2, a sleeve-shaped heating pipe 13 is arranged between the outer wall of the water-blocking sleeve 3 and the inner wall of the pump shell 1, and the front end of the heating pipe 13 is connected with the inner front part of the pump shell 1 through a connecting sleeve 18; in the specific embodiment, the heating pipe 13 is made of brass, and the water-blocking sleeve 3 is made of stainless steel integrally connected with the pump shell 1;
a first heating channel 14 is formed between the heating pipe 13 and the outer wall of the water-blocking sleeve 3, a second heating channel 15 is formed between the heating pipe 13 and the inner wall of the pump shell 1, and a space is formed between the bottom of the heating pipe 13 and the bottom of the pump shell 1; the refrigerant liquid flowing in through the liquid inlet 11 is pressed into the first heating channel 14 under the drive of the centrifugal force of the rotor impeller 21, and is output from the liquid outlet 12 end through the second heating channel 15; the first heating channel 14 and the second heating channel 15 are annular channels; the bottom of the liquid outlet 12 is connected with the front end of the second heating channel 15 through a communicating hole 17.
The side wall 16 of the end part of the pump shell 1 positioned at the liquid inlet 11 is flared from outside to inside, the refrigerating fluid can be thrown into the first heating channel 14 by centrifugal force under the rotation action of the rotor impeller 21 through the inlet of the liquid inlet 11 to be pressurized, and flows into the second heating channel 15 through the interval between the bottom of the heating pipe 13 and the bottom of the pump shell 1, and then enters the liquid outlet 12 from the communication hole 17 to be output, and the process can be connected with a water supplementing kettle according to actual conditions and controlled by an electromagnetic valve, and the corresponding water supplementing control is consistent with the prior art.
Wherein, the water-proof sleeve 3 seals and isolates the part of the rotor assembly 2 except the rotor impeller 21; the rotor impeller 21 includes a rotating shaft and an impeller coupled to the front end of the rotating shaft.
Wherein, the connecting sleeve 18 is internally provided with a hole, the front end of the heating pipe 13 is provided with a wiring terminal point, the wiring terminal point is inserted into the hole of the connecting sleeve 18 and is connected in a waterproof sealing way, and the wiring terminal point is output outside the pump shell 1 through a wiring built in the hole; the hole is preset, and the terminal at the front end of the heating pipe 13 is inserted into the hole in an interference manner and sealed by insulating sealant during installation, and the wiring terminal point is wired in the hole and is connected with the system control end after the power adapter or the existing transformer is installed.
Wherein, a pipeline type liquid inlet temperature sensor and a liquid inlet flow sensor are arranged in the liquid inlet 11; a liquid outlet temperature sensor and a liquid outlet flow sensor are arranged in the liquid outlet 12; the temperature and flow conditions of the inlet and outlet liquid can be detected in real time through the temperature sensor and the flow sensor and transmitted to the system.
In summary, in the technical scheme, the heating component adopts the electric heating water pump with a self-heating function, namely the internal self-heating structure to replace the heating component and the electric water pump which are connected in series and are arranged independently; the cooling liquid loop and the refrigerant loop have few connecting parts, and the structure and the pipeline control are simple; the electric heating water pump with the self-heating function, namely the internal self-heating structure is adopted, a connecting pipeline of a complex heating device and the water pump is not provided, a shorter pipeline is provided, when the flow of the cooling liquid is slow or the leakage occurs locally due to the excessively low environmental temperature, the abnormality can be conveniently and timely found due to the shorter pipeline, and the use safety and efficiency are improved; the adopted self-heating function is that the electric heating water pump with the self-heating structure and fewer parts connected in series are adopted, so that the complexity of system pipelines and wiring is reduced, the occupied space and the size are small, and the space utilization rate is provided;
the H-type expansion valve of the refrigerant circuit realizes the throttling and depressurization functions, and is characterized by low cost and high reliability, the refrigerant circuit uses two pressure switches and a temperature sensor, and the electric compressor carries out load adjustment according to the detection data of the switches and the sensors, so that the cost is low and the reliability is high
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (4)
1. A battery thermal management temperature control system, includes refrigerant circuit and coolant circuit, its characterized in that:
the refrigerant loop comprises a plate heat exchanger, a three-way valve, an electric heating water pump and a water joint which are sequentially connected in series, wherein two ends of one side of the plate heat exchanger are respectively connected with the water joint and the three-way valve to form a circulation loop; the refrigerant input end of the water joint is connected with the electric heating water pump, and the refrigerant output end is connected with the plate heat exchanger; a third valve opening on the three-way valve is connected with a water supplementing kettle; the electric heating water pump can accurately and efficiently heat the flowing refrigerant through the internal self-heating structure, and the water joint is connected with the battery pack;
the cooling liquid loop comprises an electric vortex compressor, a parallel flow type condenser with a brushless pre-control condensing fan and an H-shaped thermal expansion valve which are sequentially connected in series, and two ends of the other side of the plate heat exchanger are respectively connected with the H-shaped thermal expansion valve and the electric vortex compressor.
2. The battery thermal management and temperature control system of claim 1, wherein a low pressure switch is connected in series between the plate heat exchanger and the electric vortex compressor, and a high pressure switch is connected in series between the electric vortex compressor and the parallel flow condenser.
3. The battery thermal management and temperature control system of claim 1, wherein a temperature sensor is connected in series between the parallel flow condenser and the electric scroll compressor.
4. The battery thermal management and temperature control system according to claim 1, wherein the electrically heated water pump comprises a pump housing (1), and a rotor assembly (2) with a rotor impeller (21) is installed in the pump housing (1);
the pump shell (1) is provided with a pipeline type liquid inlet (11) at the front end of the impeller (21) with the rotor, and a pipeline type liquid outlet (12) is arranged at the side part of the front end of the pump shell (1); a sleeve-shaped water-blocking sleeve (3) is arranged in the pump shell (1) and positioned on the outer peripheral side of the rotor assembly (2) in a surrounding manner, a sleeve-shaped heating pipe (13) is arranged between the outer wall of the water-blocking sleeve (3) and the inner wall of the pump shell (1), and the front end of the heating pipe (13) is connected with the inner front part of the pump shell (1) through a connecting sleeve (18);
a first heating channel (14) is formed between the heating pipe (13) and the outer wall of the water-blocking sleeve (3), a second heating channel (15) is formed between the heating pipe (13) and the inner wall of the pump shell (1), and a space is formed between the bottom of the heating pipe (13) and the bottom of the pump shell (1); the refrigerating fluid flowing in through the liquid inlet (11) is driven by the centrifugal force of the rotor impeller (21) to be pressed into the first heating channel (14), and is output from the liquid outlet (12) through the second heating channel (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321532218.2U CN220155618U (en) | 2023-06-15 | 2023-06-15 | Battery thermal management temperature control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321532218.2U CN220155618U (en) | 2023-06-15 | 2023-06-15 | Battery thermal management temperature control system |
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| Publication Number | Publication Date |
|---|---|
| CN220155618U true CN220155618U (en) | 2023-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321532218.2U Active CN220155618U (en) | 2023-06-15 | 2023-06-15 | Battery thermal management temperature control system |
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| Country | Link |
|---|---|
| CN (1) | CN220155618U (en) |
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2023
- 2023-06-15 CN CN202321532218.2U patent/CN220155618U/en active Active
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