CN114784414A - Direct-cooling liquid-cooling general heat exchanger structure for new energy battery pack - Google Patents
Direct-cooling liquid-cooling general heat exchanger structure for new energy battery pack Download PDFInfo
- Publication number
- CN114784414A CN114784414A CN202210553580.1A CN202210553580A CN114784414A CN 114784414 A CN114784414 A CN 114784414A CN 202210553580 A CN202210553580 A CN 202210553580A CN 114784414 A CN114784414 A CN 114784414A
- Authority
- CN
- China
- Prior art keywords
- cooling
- heat exchanger
- plate
- direct
- battery pack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
- H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
Abstract
The invention discloses a direct-cooling liquid-cooling universal heat exchanger structure for a new energy battery pack, which comprises a heat exchanger consisting of a runner plate, a temperature-equalizing plate and a water-cooling joint, wherein the temperature-equalizing plate is arranged between the water-cooling joint and the runner plate, and the runner plate is arranged above the temperature-equalizing plate far away from the battery pack. The invention has the beneficial effects that: the heat exchange capacity and the temperature equalizing performance of the heat exchanger are guaranteed (the temperature difference is less than 10 ℃), the flow dividing design and the simulation calculation are carried out on the flow passage plates, the flow uniformity of each flow passage is guaranteed, the liquid cooling and direct cooling functions can be realized simultaneously, the high pressure-resistant blasting requirement (pressure-resistant 4MPa blasting 9 MPa) of the heat exchanger is met, the low flow resistance requirement (less than 40 KPa) of the heat exchanger is met, the heat exchanger can be used for liquid cooling projects and direct cooling projects, and the heat exchanger is high in universality and low in cost.
Description
Technical Field
The invention relates to the technical field of automobile new energy heat exchangers, in particular to a direct-cooling liquid-cooling universal heat exchanger structure for a new energy battery pack.
Background
In the new energy battery industry, a heat exchanger is an indispensable part, and the heat exchanger for the existing new energy battery pack in the market mainly adopts liquid cooling (cooling by cooling liquid, water and the like) and direct cooling (cooling by cooling medium R134a and the like);
the prior art of liquid cooling plates has the following disadvantages:
direct cold plate is lower compared to cooling efficiency, and direct cold plate cooling efficiency is higher than the liquid cooling board 3~4 times, and the structure is not as compact as direct cold plate, and weight is heavier, occupies more spaces, compares the liquid cooling board, and direct cold plate more can satisfy the requirement of filling soon, and the compressive capacity is low.
The prior art of the direct cooling plate has the defects that:
the flow resistance is too large to meet the requirement of the liquid cooling plate for low flow resistance.
Disclosure of Invention
The invention aims to provide a direct-cooling liquid-cooling universal heat exchanger structure for a new energy battery pack, which is used for solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a new forms of heat exchanger structure is used in direct cooling liquid cooling to energy battery package, includes the heat exchanger that connects to constitute by runner plate, samming board and water-cooling, the samming board set up in the water-cooling connect with in the middle of the runner plate, the runner plate set up in the top that the battery package was kept away from to the samming board.
Further preferably, the water-cooling joint is arranged at one end of the temperature-equalizing plate and one end of the runner plate, and the cooling medium is conveyed into the runner through the water-cooling joint.
Further optimizing, the water-cooling joint with the temperature-uniforming plate is connected through furnace brazing after being pressed and riveted and then is connected through furnace brazing after being riveted, so that the connection is tighter, the sealing effect is better, and the cooling medium cannot leak.
Further optimization, the welding surface of the temperature-equalizing plate is connected with the runner plate in a furnace brazing mode after being attached and pre-fixed, the sealing effect is better, and cooling media cannot leak.
Further optimizing, the runner plate is single face composite aluminum plate, and through single face stamping forming, panel is integrated into one piece, guarantees its stability.
Further preferably, the runner plate and the temperature equalizing plate are connected through furnace brazing, a through runner is formed in the middle of the runner plate, the runner is in through connection with the water-cooling connector, and a cooling medium rapidly enters the heat exchanger.
Further preferably, the water-cooling joint medium inlet/outlet is connected with the through flow channel.
Advantageous effects
The direct-cooling liquid-cooling universal heat exchanger structure for the new energy battery pack ensures the heat exchange capacity and the temperature equalizing performance (the temperature difference is less than 10 ℃) of the heat exchanger, performs shunt design and simulation calculation on the flow passage plate, ensures the uniform flow of each flow passage, can realize the liquid cooling and direct cooling functions at the same time, meets the higher pressure-resistant blasting requirement (the pressure resistance is 4MPa and the blasting is 9 MPa), meets the lower flow resistance requirement (less than 40 KPa) of the heat exchanger, can be used for liquid cooling projects and direct cooling projects, and has strong universality and low cost.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Reference numerals
1-flow channel plate, 2-temperature-equalizing plate and 3-water-cooling joint.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Examples
As shown in fig. 1, a direct-cooling liquid-cooling universal heat exchanger structure for a new energy battery pack comprises a heat exchanger composed of a runner plate 1, a temperature-equalizing plate 2 and a water-cooling joint 3, wherein the temperature-equalizing plate 2 is arranged between the water-cooling joint 3 and the runner plate 1, and the runner plate 1 is arranged above the temperature-equalizing plate 2 far away from the battery pack.
In this embodiment, the water-cooling joint 3 is disposed at one end of the temperature-uniforming plate 2 and one end of the runner plate 1, is located at a cooling medium inlet and outlet position of the heat exchanger, is an input/output device for a cooling medium, and is connected with the temperature-uniforming plate by furnace brazing after being pre-fixed by riveting. The water-cooling joint 3 is connected with the temperature-equalizing plate 2 through furnace brazing after being pre-fixed through pressure riveting, and the non-welding surface is in direct contact with the battery pack to play a role in heat exchange and temperature equalization of the battery pack.
The welding surface of the uniform temperature plate 2 is jointed and pre-fixed with the runner plate 1 and then is connected by furnace brazing, the runner plate 1 is a single-face composite aluminum plate, the surface of the runner plate is distributed with a path for the circulation of a cooling medium by single-face punch forming, the runner plate is connected with the uniform temperature plate by furnace brazing, the runner plate 1 is connected with the uniform temperature plate 2 by furnace brazing, and a through runner is formed in the middle of the runner plate.
The medium inlet/outlet of the water-cooling joint 3 is connected with the through flow passage.
The heat exchanger is provided with a water-cooling joint structure connected with a refrigerant pipeline, and the water-cooling joint inputs the refrigerant into the heat exchanger through an internal inlet and outlet pipeline; the main structure of the heat exchanger is formed by brazing a temperature equalizing plate and a flow channel plate, a through flow channel is formed in the middle, the flow channel is a refrigerant flowing path, the refrigerant passes through the flow channel and then realizes the heat exchange and temperature equalization effect of the battery pack through the temperature equalizing plate, and in order to ensure the heat exchange capacity and the temperature equalization performance (the temperature difference is less than 10 ℃) of the heat exchanger, the flow channel plate is subjected to flow division design and simulation calculation so as to ensure the uniform flow of each flow channel; in order to realize the liquid cooling and direct cooling functions at the same time, namely the heat exchanger is required to meet the requirements of higher pressure resistance blasting (pressure resistance 4MPa blasting 9 MPa) and lower flow resistance (less than 40 KPa), the width of a flow channel and the distribution of flow paths are required to be determined through calculation and simulation.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the content of the present invention within the scope of the protection of the present invention.
Claims (7)
1. The utility model provides a new forms of energy battery package is with general type heat exchanger structure of direct cooling liquid cooling which characterized in that: include by runner plate (1), samming board (2) and water-cooling connect the heat exchanger that (3) are constituteed, samming board (2) set up in the water-cooling connect (3) with in the middle of runner plate (1), runner plate (1) set up in the top that the battery package was kept away from in samming board (2).
2. The direct-cooling liquid-cooling universal heat exchanger structure for the new energy battery pack according to claim 1, characterized in that: the water-cooling joint (3) is arranged at one end of the temperature-equalizing plate (2) and one end of the runner plate (1).
3. The direct-cooling liquid-cooling general type heat exchanger structure for the new energy battery pack according to claim 1, characterized in that: the water-cooling joint (3) is connected with the temperature-uniforming plate (2) through pressure riveting and furnace brazing after being pre-fixed.
4. The direct-cooling liquid-cooling universal heat exchanger structure for the new energy battery pack according to claim 1, characterized in that: and the welding surface of the temperature-equalizing plate (2) is jointed with the runner plate (1) and is connected with the runner plate through furnace brazing after being pre-fixed.
5. The direct-cooling liquid-cooling general type heat exchanger structure for the new energy battery pack according to claim 1, characterized in that: the runner plate (1) is a single-side composite aluminum plate and is formed by single-side punch forming.
6. The direct-cooling liquid-cooling universal heat exchanger structure for the new energy battery pack according to claim 1, characterized in that: the runner plate (1) is connected with the temperature equalizing plate (2) through furnace brazing, and a through runner is formed in the middle of the runner plate.
7. The direct-cooling liquid-cooling general type heat exchanger structure for the new energy battery pack according to claim 6, characterized in that: and the medium inlet/outlet of the water-cooling joint (3) is connected with the through flow channel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210553580.1A CN114784414A (en) | 2022-05-20 | 2022-05-20 | Direct-cooling liquid-cooling general heat exchanger structure for new energy battery pack |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210553580.1A CN114784414A (en) | 2022-05-20 | 2022-05-20 | Direct-cooling liquid-cooling general heat exchanger structure for new energy battery pack |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114784414A true CN114784414A (en) | 2022-07-22 |
Family
ID=82408073
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210553580.1A Pending CN114784414A (en) | 2022-05-20 | 2022-05-20 | Direct-cooling liquid-cooling general heat exchanger structure for new energy battery pack |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114784414A (en) |
-
2022
- 2022-05-20 CN CN202210553580.1A patent/CN114784414A/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205027181U (en) | Industrial grade microchannel heat exchanger | |
CN207963578U (en) | Fin plate heat exchanger | |
CN108592665A (en) | Fin plate heat exchanger | |
CN204165288U (en) | A kind of automotive air-conditioning condenser | |
CN105157456A (en) | Industrial microchannel heat exchanger | |
CN201885490U (en) | Parallel-flow air-cooled type air-conditioner heat exchanger | |
CN108225064A (en) | A kind of fin plate heat exchanger of braze-welded structure | |
CN205051962U (en) | Efficient thick copper heating panel | |
CN203249520U (en) | Tube arrayed type cooler | |
CN217468572U (en) | Direct-cooling liquid-cooling general heat exchanger structure for new energy battery pack | |
CN108387023B (en) | Refrigerating and heating system for coupling vehicle-mounted air conditioner power battery pack | |
CN114784414A (en) | Direct-cooling liquid-cooling general heat exchanger structure for new energy battery pack | |
CN107966057A (en) | A kind of plate heat exchanger and its application method | |
CN218123530U (en) | New forms of energy battery package is with directly cold heat exchanger punching press board and flat tubular construction directly | |
CN207268583U (en) | A kind of diagonal stream welded plate type heat exchanger | |
CN207963579U (en) | A kind of fin plate heat exchanger of braze-welded structure | |
CN216205546U (en) | Hybrid precooler for hydrogenation machine | |
CN206113731U (en) | Heat exchanger with high -efficient heat transfer | |
CN115566309A (en) | New energy battery package is with directly cold direct heat exchanger punching press board and flat tubular construction | |
CN218472089U (en) | Double-sided heat radiation structure of direct-cooling and direct-heating heat exchanger for new energy battery pack | |
CN114976350A (en) | New forms of energy battery package is with directly cold directly hot heat exchanger stamping plate structure | |
CN203719482U (en) | One-piece box-shaped stacked heat exchanger with gas-liquid separation device | |
CN209147489U (en) | New type low temperature heat pump system | |
CN209214164U (en) | A kind of regenerator for air conditioner refrigerating performance boost under idling | |
CN208918682U (en) | Intercooler and vehicle |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |