CN209700423U - A kind of DC high-power charging station frequency conversion liquid cooling equipment - Google Patents
A kind of DC high-power charging station frequency conversion liquid cooling equipment Download PDFInfo
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- CN209700423U CN209700423U CN201920244019.9U CN201920244019U CN209700423U CN 209700423 U CN209700423 U CN 209700423U CN 201920244019 U CN201920244019 U CN 201920244019U CN 209700423 U CN209700423 U CN 209700423U
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- charging station
- heat exchanger
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- frequency conversion
- condenser
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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Abstract
The utility model provides a kind of DC high-power charging station frequency conversion liquid cooling equipment, including cabinet, compressor is equipped in the cabinet, condenser, plate heat exchanger, liquid reserve tank and water pump, wherein, the gas outlet of the compressor connects condenser, the gas returning port connecting plate type heat exchanger of compressor, the condenser realizes coolant liquid refrigeration by expansion valve connecting plate type heat exchanger, the water pump connecting plate type heat exchanger is used to from plate heat exchanger extraction send coolant liquid to charging station refrigerating module equipment, coolant liquid after the cooling of refrigerating module equipment is flowed back to be pumped into plate heat exchanger in liquid reserve tank to water pump and carries out heat exchange, complete the cyclic process of coolant liquid.The utility model is the matched cooling system of high power DC quick charge station power module, the coolant liquid that frequency conversion liquid cooling equipment provides is under certain pressure and flow, into circulation in liquid cooling plate, the heat of charging station power module during the charging process is removed to the maximum extent.
Description
Technical field
The utility model relates generally to New-energy electric vehicle quick charge station liquid cooling correlative technology field, specifically a kind of
The frequency conversion liquid cooling equipment of heat is removed in the power module of DC high-power charging station.
Background technique
As the market occupancy volume of New-energy electric vehicle increases, quick charge station is that we popularize New-energy electric vehicle
Indispensable condition.New energy car battery is charged to 80% capacity, single channel charging current will be up in 10-30 minutes
500A, and each high-power charging station standard configuration is multichannel charging gun terminal, can simultaneously to multi-channel electric automobile quick charge,
The maximum calorific value of the charging module of 450KW, single power module is up to 10KW, can generate in a short time so a large amount of
Heat, as power module temperature increases, thermal resistance increases, and charging current will be reduced, to reduce charge efficiency, and electronics
Element works at high temperature for a long time, can accelerate the ageing failure of chip I GBT and can not work normally.
And the demand of high-power charging station is unable to satisfy using the cooling means of air-cooled mode originally.It is high-power at present straight
Stream quick charge station power module is all made of liquid cooling cooling, selects aluminum alloy melt cold plate to install as large power supply module and carries
Body will by liquid cooling plate by the heat for being mounted on high-power IGBT on cold plate by the liquid cooling runner of hot design of Simulation cold plate
Coolant liquid in runner takes away heat, reduces the calorific value of electronic component, guarantees power source charges module at a suitable temperature
It works normally.The cooling equipment of liquid cooling in traditional structure, has the shortcomings that at high cost, low efficiency structure is not compact enough.
Utility model content
For the deficiency for solving current technology, the utility model combination prior art provides a kind of low from practical application
Cost, high efficiency, compact-sized DC high-power charging station fill the cooling equipment of multiple power supplies module liquid cooling, it is big to meet direct current
Power charging station is in safety and reliability in high current quick charge.
To achieve the above object, the technical solution of the utility model is as follows:
A kind of DC high-power charging station frequency conversion liquid cooling equipment, including cabinet, the cabinet is interior to be equipped with compressor, condensation
Device, plate heat exchanger, liquid reserve tank and water pump, wherein the gas outlet of the compressor connects condenser, and the gas returning port of compressor connects
Plate heat exchanger is connect, the condenser realizes coolant liquid refrigeration, the water pump connecting plate by expansion valve connecting plate type heat exchanger
Formula heat exchanger is used to from plate heat exchanger extraction send coolant liquid to charging station refrigerating module equipment, and refrigerating module equipment is cooling
Coolant liquid, which flows back to be pumped into plate heat exchanger in liquid reserve tank to water pump, afterwards carries out heat exchange, completes the cyclic process of coolant liquid.
This equipment circulating cooling liquid in cooling liquid reserve tank through filter, flows into charging station power supply after the pressurization of multistage liquid feeding water pump
Heat is taken away, returns coolant liquid container by the coolant liquid that plate heat exchanger carries out after heat exchange by heating module, when
When liquid cooling equipment works normally, the heat absorbed from plate heat exchanger can be dispersed into environment by condenser fan.This equipment
Mention cooling temperature≤20 DEG C ± 1 DEG C, the coolant liquid of pressure 0.3-0.4Mpa to DC high-power charging station multiple power supplies module into
The demand of row heat dissipation, the electronic component met on power module work normally under the temperature environment of safety.
Further, the pipeline connected between the expansion valve and condenser is equipped with filter.
Further, connect between the plate heat exchanger and compressor；The pipeline connect is equipped with gas-liquid separator.
Further, the compressor is inverter scroll compressor, uses R410a for refrigerant.
Further, the condenser is aluminum tube fin type air-cooled condenser, and there are two axial-flow type wind for condenser side setting
Machine is air-cooled for realizing condenser.
Further, the expansion valve is electric expansion valve, for realizing refrigerant automatic adjustment.
Further, the water pump is stainless steel horizontal multi-stage centrifugal pump.
Further, liquid injection port and fluid level indicator are installed, leakage fluid dram is arranged in bottom above the liquid reserve tank.
Further, temperature sensor, pressure sensor and flow sensor are equipped on the circulating line of coolant liquid.
The utility model has the beneficial effects that
The utility model is the matched cooling system of high power DC quick charge station power module, and frequency conversion liquid cooling equipment mentions
The coolant liquid of confession is under certain pressure and flow, and into circulation in liquid cooling plate, charging station power module exists to the maximum extent
Heat in charging process removes, and reduces the thermal resistance of cold plate and IGBT；Fluid dielectric coolant validity is improved to the maximum extent, and most
The size for reducing to limits liquid cooling plate reduces entire charging station system by energy consumption；The utility model have simultaneously it is low in cost,
Work efficiency is high, compact-sized advantage, and the multiple power supplies module of DC high-power quick charge station can be guaranteed in charging
Safe and reliable operation.
Detailed description of the invention
Attached drawing 1 is the utility model overall work schematic illustration；
Attached drawing 2 is the utility model general structure schematic diagram；
Attached drawing 3 is the utility model schematic diagram of internal structure one；
Attached drawing 4 is the utility model schematic diagram of internal structure two；
Attached drawing 5 is the utility model condenser structure schematic diagram one；
Attached drawing 6 is the utility model condenser structure schematic diagram two；
Attached drawing 7 is the utility model master board schematic diagram.
Label shown in attached drawing:
1, compressor；2, condenser；3, filter；4, expansion valve；5, plate heat exchanger；6, liquid reserve tank；7, flow switch；
8, water pump；9, gas-liquid separator；10, cabinet；11, display screen；12, coolant liquid refluxing opening；13, coolant liquid delivery outlet；14, cooling
Hydraulic coupling table；15, fluid level indicator；16, liquid injection port；17, electric cabinet；18, blower；19, frequency-variable controller；20, power supply is always opened
It closes；21, serial server；22, master board；23, power inlet；24, power output.
Specific embodiment
With reference to the drawings and specific embodiments, the utility model is described in further detail.It should be understood that these embodiments are only used for
Illustrate the utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, having read the utility model instruction
Content after, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms are equally fallen
In range defined herein.
As shown in Figure 1, the frequency conversion liquid cooling equipment of the utility model mainly includes frequency changing refrigeration system, coolant liquid feed flow system
System, electrical control system and network system.In cooling cycle system, compressor 1 sucks low-temp low-pressure from plate-type evaporator 5
Refrigerant vapour, becomes the superheated steam of high temperature and pressure through 1 adiabatic compression of compressor, then is pressed into condensation, and level pressure is cooling in 2, and
Heat is released to cooling medium, is then cooled to sub-cooled liquid refrigerant, liquid refrigerant is insulated through electronic thermal expansion valve 4 and saves
Stream becomes low-pressure, liquid refrigerant, and evaporation absorbs the heat in cooled equipment recirculated water in plate heat exchanger 5, thus cooling
Coolant liquid achievees the purpose that refrigeration, and the gaseous refrigerant for flowing out low pressure is inhaled into compressor 1, such cycle operation.When liquid cooling is set
When standby normal work, the heat absorbed from plate heat exchanger 5 can be dispersed into environment by the blower 18 of condenser 2.
Coolant liquid water circulation system is to be extracted coolant liquid out from plate heat exchanger 5 by water pump 8, is sent to charging station refrigerating module
In equipment, for coolant liquid by the heat in refrigerating module as coolant liquid is taken away, the raised coolant liquid of temperature returns to coolant liquid storage
It is pumped into plate heat exchanger 8 in liquid case 6 to water pump 8 and carries out heat exchange, complete the cyclic process of cooling water.
In the specific implementation of the utility model:
(1), 1 Selection and Design of frequency-changeable compressor: factor receptor product limitation, 6 capacity of liquid reserve tank is small, it is contemplated that cooling system it is steady
Determine reliability service, reduce frequent start-stop, frequency-changeable compressor control program is selected in design, guarantees water temperature control in desired range
It is interior.Frequency conversion liquid cooling equipment selects inverter scroll compressor, and selection R410a is refrigerant, when environment temperature is 35 DEG C, design
50 DEG C of condensation temperature, when evaporating temperature is 12 DEG C, refrigeration work consumption 26.47KW meets design requirement.
(2), condenser 2 designs: selecting the dedicated pure red copper of ￠ 7.92*0.5mm of R410a, aluminum tube fin type air-cooled condenser.
(3), 18 Selection and Design of blower: 18 type selecting of blower considers 2 heat exchange area of condenser, heat exchanger and cabinet shape
Size selects outer rotor low noise acoustic axis stream to customize blower two, every power 0.3KW/380V, noise 64dB, air quantity 4000M3/
H, static pressure 51Pa, degree of protection IP54.
(4), 5 Selection and Design of plate heat exchanger: plate heat exchanger (is actually boiled by the evaporation of refrigerant liquid
Rise) absorb the heat exchange equipment of cooled medium heat.Its function in refrigeration systems is to absorb heat (or output is cold
Amount).In order to guarantee that evaporation process can stablize lasting progress, it is necessary to constantly with refrigeration compressor by the refrigerant gas of evaporation
It takes away, to keep certain evaporating pressure.This cooling device selects brazing plate type heat exchanger as evaporator, and heat exchange efficiency is high,
Internal resistance is small, heat exchange power 22.5KW, flow 3.85m3/ H, 2 square metres of effective heat exchange area.
(5), 4 Selection and Design of heating power expansion valve: heating power expansion valve 4 be both in refrigeration systems flow regulating valve and
Throttle valve in refrigeration equipment, it is being mounted between device for drying and filtering 3 and plate heat exchanger 5 in refrigeration equipment, its temperature-sensitive
Packet is wrapped up in the exit of plate heat exchanger 5.Its main function is to make the refrigerant liquid of high normal pressure and temperature to flow through heating power swollen
Reducing pressure by regulating flow when swollen valve 4 becomes low-temperature low-pressure refrigerant damp steam (being largely liquid, fraction is steam) and enters board-like change
Hot device 5 vaporizes heat absorption in plate heat exchanger 5, and achievees the purpose that refrigeration cool-down.Liquid cooling equipment selects 3.2 electric expansion valve of ￠,
Nominal refrigerating capacity 22-28KW realizes refrigerant automatic adjustment for refrigeration system, remains at entire liquid cooling equipment system
It is run under the operating condition of optimum state, reaches fast-refrigerating, accurate to control, energy-efficient purpose.
(6), 8 type selecting of circulation fluid water supply pump and design: circulation fluid water supply pump 8 is the important component of cooling system, provides and follows
Power needed for circulation body.The utility model selects separate unit stainless steel horizontal multi-stage centrifugal pump, and liquid cooling equipment selects 6 grades of stainless steels sleeping
Formula centrifugal multistage pump multiple centrifugal pump, metered flow: 3m3/ h, lift: 45M.
As shown in Fig. 2, being the general assembly structural schematic diagram of the utility model device.
In equipment, (900mm*480mm*1000mm (L*W*H), cooling power 21.5KW can meet more outer dimension simultaneously
The heat dissipation of road 120KW-450KW charging power modules, coolant liquid temperature control system is at≤20 DEG C ± 1 DEG C, coolant pressure 0.3-
0.4Mpa。
Be combined because this equipment needs to be fitted into an outer container, outer dimension require it is stringent, in order to by whole spare and accessory parts
It is fit into equipment, while can guarantee and achieve the purpose that refrigerating capacity, three-dimensional module design of Simulation is used first, is meeting shape ruler
Also to reach the refrigerating capacity of 21.5KW on the basis of very little.Condenser 2 is as shown, using aluminium alloy ripple fin and tube type structure.Control
Total power switch 20 processed, using 380V three-phase five-wire mode power input.All operations and control of this equipment are in display screen 11
Upper progress, and meet remote control function.Display screen 11 is communicated with master board 22, and the index of setting is passed through display screen
11 inputs, the information of the equipment course of work are all shown by Display panel screen 11, and pass through ethernet ip v6 agreement and host computer
Communication.Coolant liquid refluxing opening 12, the oral fluid body are high-temp liquid, are transmitted back to progress heat friendship in plate heat exchanger 5 by this mouth
It changes, heat is taken away.Coolant liquid delivery outlet 13, the coolant liquid for being up to cooling temperature are taken out from liquid reserve tank 6 by cooling fluid pump 8
Coolant liquid is sent in the water channel of power supply refrigerating module by this delivery outlet out.Coolant pressure table 14 shows cooling circuit
In pressure.Coolant liquid inlet 16 needs defuelling coolant liquid in actual motion, first adds for shutdown status for the first time
It is full, it also to be mended by this mouthful when equipment is run primary.Liquid storage high water tank indicator 15 is for showing level condition.
As shown in Figure 3, it is shown that the utility model internal structure components mounting means, wherein frequency-changeable compressor 1 uses
Saddle type structural member, below mountable water pump 8, above install compressor 1.Liquid reserve tank 6 is mounted at water pump 8, using 25L capacity
Structure installs liquid injection port and fluid level indicator, the beneath row's of being equipped with mouth above.Plate heat exchanger 5 is installed using high-order pellet type and is tied
Electric cabinet 17 is installed in component design, one side.
As shown in Figure 4, it is shown that the electric control box inner mounting structure figure of the utility model, this equipment electrical control master
Plate 22, is designed using single-chip microcontroller.Main power switch 20, using panel operation handle, control cabinet could operate when closing.Serial port service
Control panel RS485 interface is turned Ethernet and is uploaded using IPv6 agreement by device 21.Frequency-variable controller 19 is inputted by master board 22
The revolving speed of signal automatic adjustment compressor 1.
It Fig. 5, is 2 structure of condenser of the utility model, outer dimension 1000mm*670mm*76mm, thermic load shown in 6
Power 24725W.
It is the utility model control principle drawing shown in Fig. 7.Master board using singlechip chip design, I/O photoelectricity every
From frequency converter port and combined network communication mouth use RS485 agreement, motherboard power supply DC12V.The input of 10 path switching signals, 6 tunnel temperature
Analog input, No. 7 intermediate relay contacts output are spent, wherein 1 tunnel is blower, 1 tunnel is liquid cooling water pump.Other several roads can be used as
Signal is extended to use, such as water immersion switch in outer container, fire alarm switch and inclination alarm switch.There is 1 tunnel electrical adjustment on master control borad
The output of expansion valve excitation con-trol, 1 road display screen communication interface, the input of 1 road Phase sequence detection, the master control borad of the utility model are able to satisfy
The control requirement of this equipment.Since this equipment belongs to a subsystem as the liquid cooling source of charging station, need to meet whole system
Communications protocol requirement, it is contemplated that the development need of the following Internet of Things, this system net all use IPv6 communications protocol, liquid cooling equipment
The node needs for acting on a system are met the requirements.This equipment turns IPv6 serial server to extranet Ethernet using RS485
Output, Ethernet support that 10/100M network, interface form are RJ45 socket.Network system is collected into change by system master making sheet
All information of frequency liquid cooling equipment are output to the port master board RS485, turn Ethernet serial server, connect through ipv6 agreement
It is connected to charging station control gateway, the work state information of frequency conversion liquid cooling equipment is uploaded into host computer server, to frequency conversion liquid cooling
Equipment is remotely monitored.
Claims (9)
1. a kind of DC high-power charging station frequency conversion liquid cooling equipment, including cabinet, it is characterised in that: be equipped with compression in the cabinet
Machine, condenser, plate heat exchanger, liquid reserve tank and water pump, wherein the gas outlet of the compressor connects condenser, compressor
Gas returning port connecting plate type heat exchanger, the condenser realize coolant liquid refrigeration, the water by expansion valve connecting plate type heat exchanger
Pump connecting plate type heat exchanger is used to from plate heat exchanger extraction send coolant liquid to charging station refrigerating module equipment, by refrigerating module
Coolant liquid, which flows back to be pumped into plate heat exchanger in liquid reserve tank to water pump, after equipment is cooling carries out heat exchange, completes following for coolant liquid
Ring process.
2. a kind of DC high-power charging station frequency conversion liquid cooling equipment as described in claim 1, it is characterised in that: the expansion valve
The pipeline connected between condenser is equipped with filter.
3. a kind of DC high-power charging station frequency conversion liquid cooling equipment as described in claim 1, it is characterised in that: described board-like to change
The pipeline connected between hot device and compressor is equipped with gas-liquid separator.
4. a kind of DC high-power charging station frequency conversion liquid cooling equipment as described in claim 1, it is characterised in that: the compressor
For inverter scroll compressor, use R410a for refrigerant.
5. a kind of DC high-power charging station frequency conversion liquid cooling equipment as described in claim 1, it is characterised in that: the condenser
For aluminum tube fin type air-cooled condenser, there are two axial fan is air-cooled for realizing condenser for condenser side setting.
6. a kind of DC high-power charging station frequency conversion liquid cooling equipment as described in claim 1, it is characterised in that: the expansion valve
For electric expansion valve, automatically adjusted for realizing refrigerant.
7. a kind of DC high-power charging station frequency conversion liquid cooling equipment as described in claim 1, it is characterised in that: the water pump is
Stainless steel horizontal multi-stage centrifugal pump.
8. a kind of DC high-power charging station frequency conversion liquid cooling equipment as described in claim 1, it is characterised in that: the liquid reserve tank
Liquid injection port and fluid level indicator are installed above, leakage fluid dram is arranged in bottom.
9. a kind of DC high-power charging station frequency conversion liquid cooling equipment as described in claim 1, it is characterised in that: in coolant liquid
Circulating line is equipped with temperature sensor, pressure sensor and flow sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920244019.9U CN209700423U (en) | 2019-02-26 | 2019-02-26 | A kind of DC high-power charging station frequency conversion liquid cooling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920244019.9U CN209700423U (en) | 2019-02-26 | 2019-02-26 | A kind of DC high-power charging station frequency conversion liquid cooling equipment |
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| Publication Number | Publication Date |
|---|---|
| CN209700423U true CN209700423U (en) | 2019-11-29 |
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ID=68644250
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| CN201920244019.9U Active CN209700423U (en) | 2019-02-26 | 2019-02-26 | A kind of DC high-power charging station frequency conversion liquid cooling equipment |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111970902A (en) * | 2020-08-13 | 2020-11-20 | 苏州浪潮智能科技有限公司 | Refrigerant distribution system based on Web monitoring |
| CN113619449A (en) * | 2020-05-07 | 2021-11-09 | 比亚迪股份有限公司 | Battery thermal management system and charging station |
| CN113662238A (en) * | 2021-09-22 | 2021-11-19 | 宁波市永旭机电设备有限公司 | Rolling and connecting machine shaping constant temperature system |
| CN114801808A (en) * | 2022-05-13 | 2022-07-29 | 广东天枢新能源科技有限公司 | High-power liquid-cooled super quick charging equipment |
| CN115468376A (en) * | 2022-09-06 | 2022-12-13 | 南通御渡半导体科技有限公司 | Cooling device and method for cooling test core plate in ATE |
| WO2023065724A1 (en) * | 2021-10-20 | 2023-04-27 | 华为数字能源技术有限公司 | Refrigeration system and charging system |
| CN116605076A (en) * | 2023-07-10 | 2023-08-18 | 毫厘机电(苏州)有限公司 | High-power charging station cooling system |
-
2019
- 2019-02-26 CN CN201920244019.9U patent/CN209700423U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619449A (en) * | 2020-05-07 | 2021-11-09 | 比亚迪股份有限公司 | Battery thermal management system and charging station |
| CN113619449B (en) * | 2020-05-07 | 2023-06-13 | 比亚迪股份有限公司 | Battery thermal management system and charging station |
| CN111970902A (en) * | 2020-08-13 | 2020-11-20 | 苏州浪潮智能科技有限公司 | Refrigerant distribution system based on Web monitoring |
| CN113662238A (en) * | 2021-09-22 | 2021-11-19 | 宁波市永旭机电设备有限公司 | Rolling and connecting machine shaping constant temperature system |
| WO2023065724A1 (en) * | 2021-10-20 | 2023-04-27 | 华为数字能源技术有限公司 | Refrigeration system and charging system |
| CN114801808A (en) * | 2022-05-13 | 2022-07-29 | 广东天枢新能源科技有限公司 | High-power liquid-cooled super quick charging equipment |
| CN114801808B (en) * | 2022-05-13 | 2022-11-18 | 广东天枢新能源科技有限公司 | High-power liquid-cooled super quick charging equipment |
| CN115468376A (en) * | 2022-09-06 | 2022-12-13 | 南通御渡半导体科技有限公司 | Cooling device and method for cooling test core plate in ATE |
| CN116605076A (en) * | 2023-07-10 | 2023-08-18 | 毫厘机电(苏州)有限公司 | High-power charging station cooling system |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Peng Biao Inventor after: Chen Weiyi Inventor after: Wang Yang Inventor after: Chen Nan Inventor after: Zi Lei Inventor before: Peng Biao Inventor before: Chen Weiyi Inventor before: Wang Yang |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220329 Address after: 215000 No. 51 zhanqiaotou street, Tong'an Town, high tech Zone, Suzhou City, Jiangsu Province Patentee after: Millimeter Electromechanical (Suzhou) Co.,Ltd. Address before: No. 1215 Yushu Road, Songjiang District, Songjiang District, Shanghai Patentee before: SHANGHAI HAOLI MECHANICAL AND ELECTRICAL TECHNOLOGY CO.,LTD. |