CN108807768A - A kind of lithium battery box of active heat removal - Google Patents
A kind of lithium battery box of active heat removal Download PDFInfo
- Publication number
- CN108807768A CN108807768A CN201810672395.8A CN201810672395A CN108807768A CN 108807768 A CN108807768 A CN 108807768A CN 201810672395 A CN201810672395 A CN 201810672395A CN 108807768 A CN108807768 A CN 108807768A
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- active heat
- heat removal
- battery box
- liquid
- 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.)
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Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 76
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 74
- 238000001816 cooling Methods 0.000 claims abstract description 71
- 239000004065 semiconductor Substances 0.000 claims abstract description 36
- 238000012544 monitoring process Methods 0.000 claims abstract description 17
- 239000003921 oil Substances 0.000 claims abstract description 15
- 238000009413 insulation Methods 0.000 claims abstract description 8
- 239000002480 mineral oil Substances 0.000 claims abstract description 6
- 235000010446 mineral oil Nutrition 0.000 claims abstract description 6
- 238000005057 refrigeration Methods 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 42
- 238000001514 detection method Methods 0.000 claims description 21
- 239000000446 fuel Substances 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000002826 coolant Substances 0.000 claims 1
- 239000002828 fuel tank Substances 0.000 claims 1
- 238000007654 immersion Methods 0.000 claims 1
- 230000001172 regenerating effect Effects 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 9
- 229910052802 copper Inorganic materials 0.000 description 9
- 239000010949 copper Substances 0.000 description 9
- 229910000838 Al alloy Inorganic materials 0.000 description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 description 6
- 239000000956 alloy Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000004880 explosion Methods 0.000 description 4
- 210000004209 hair Anatomy 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- -1 polytetrafluoroethylene Polymers 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 210000002268 wool Anatomy 0.000 description 3
- 229910000733 Li alloy Inorganic materials 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000001989 lithium alloy Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009329 sexual behaviour Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M10/65—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
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Materials Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The object of the present invention is to provide a kind of lithium battery boxes of active heat removal, by the way that battery to be positioned in the mineral oil of insulation, are monitored in real time to temperature by device for monitoring temperature, cooling system does not work when normal, allows battery auto-radiating；When battery temperature is excessively high, heat pump system starts, and is radiated by oil cooling；When oil cooling can't radiating requirements when, semiconductor refrigeration system starts, by reaching the requirement of system cooling to the direct cooling of mineral oil.
Description
Technical field
The present invention relates to a kind of lithium battery, specifically a kind of lithium battery box of active heat removal.
Background technology
It by lithium metal or lithium alloy is negative material, using the battery of non-aqueous electrolytic solution that lithium battery, which is a kind of,.Lithium electricity
Pond is broadly divided into two classes：Lithium metal battery and lithium ion battery.Lithium ion battery does not contain the lithium of metallic state, and being can be with
Charging.It is positive electrode that lithium ion battery, which is usually using lithium alloy metals oxide, graphite is negative material, using non-aqueous
Electrolyte.Increasing with the capacity of lithium battery, heat dissipation problem has become problem, and existing lithium battery is to pass through metal
Center pillar is exported heat by the both ends of battery, but radiating efficiency is not high.And charging current is excessive, will produce temperature mistake
Height can not only damage battery and may set off an explosion, cause security risk.
The lithium iron phosphate dynamic battery monomer capacity that new-energy automobile uses at present is made big (300A/h；400A/h；
600A/h), since internal structure laminates, intermediate heat dissipates longtime running of not going out and causes electrolyte inside withered, short
Road, expansion are until explosion on fire, threatens the safe operation of electric vehicle.More, the one group of single battery string of the problem of grouping is installed
Connection is installed in vehicle body, is fixed with frame, and battery and wiring are exposed to outside.
First, inevitable extraneous factor makes battery generate connection electricity to vehicle in operation, causes the things such as electric arc, spark, on fire, explosion
Therefore.Seriously threaten personal safety.Second, between battery it is interdependent together, the heat of itself cannot distribute, and easily form electrolyte
Withered, short circuit, expansion are until explosion on fire.Equally seriously threaten personal safety.Third, vehicle in operation, once hit
Sexual behavior therefore, if the vehicle body of steel construction with battery unicom due to accident, then, entire vehicle body is exactly the electrical body of 320V voltages, it
It is also the hidden trouble of personal safety, so we are badly in need of a kind of solution of the battery of high efficiency heat radiation now.
Invention content
The object of the present invention is to provide a kind of lithium battery boxes of active heat removal, by the mineral oil that battery is positioned over to insulation
In, temperature is monitored in real time by device for monitoring temperature, cooling system does not work when normal, allows battery auto-radiating；Work as battery
When the temperature is excessively high, heat pump system starts, and is radiated by oil cooling；When oil cooling can't radiating requirements when, semiconductor refrigeration system opens
It is dynamic, by reaching the requirement of system cooling to the direct cooling of mineral oil.
In order to solve the above problem existing for background technology, the technical scheme is that：
A kind of lithium battery box of active heat removal, including cooling device, which is characterized in that the cooling device includes heat pump system
System and semiconductor cooling system, the heat pump system include battery, and the battery is positioned in the fuel reserve tank for filling mineral oil；Institute
It further includes fuel reserve tank, evaporator, expansion valve, oil pump, throttle valve, the liquid storage sequentially connected by pipeline closed to state heat pump system
Device, condenser, four-way reversing valve, compressor, gas-liquid separator and inverse control all-in-one machine, the fuel reserve tank is interior to be equipped with monitoring system
System；The outlet of the compressor connects the port A of the four-way reversing valve, the port B connection condensed systems of the four-way reversing valve
The entrance of system, the entrance of the outlet connection liquid storage device of the condenser system, the outlet of the liquid storage device is connect with throttle valve, described
Throttle valve is connected with the entrance of evaporator, the port of four-way reversing valve described in the outlet of the pipeline of the evaporator
C, the port D of the four-way reversing valve are connected to the entrance of the gas-liquid separator, described in the outlet of the gas-liquid separator
The entrance of compressor；The condenser system includes condenser；The evaporator is coil pipe, is set to inside fuel reserve tank；The pressure
The input terminal of the delivery outlet connection four-way reversing valve of contracting machine, the output end of four-way reversing valve connect gas-liquid separator, the four-way
The third output end of reversal valve connects the input terminal of the compressor, is respectively set in the connecting pipe of the gas-liquid separator
Throttle valve, while expansion valve is set in the formulation position of pipeline；The semiconductor cooling system includes cold end, hot junction, semiconductor
And air cooling equipment；The cold end and fuel reserve tank bottom are closely coupled；The semiconductor is that N is glad and P-type semiconductor, is disposed vertically
In be positioned over cold end (, among hot junction；The air cooling equipment includes babinet, head cover, side cover, is positioned over the underface in hot junction；It is described
Semiconductor cooling system is connected with the positive and negative anodes of lithium battery.
Furthermore, in above-mentioned technical proposal, the air cooling equipment includes：The head cover central portion is provided with air inlet
Mouthful, the head cover is provided at both ends with air outlet, and the head cover central portion is installed with fan, and the fan and lithium battery are just
Cathode connects, and radiates to semiconductor hot junction, the bottom plate both sides are provided with air outlet, and central portion is provided with air inlet.
Furthermore, in above-mentioned technical proposal, the monitoring system includes lithium battery monitoring unit, current detecting mould
Block, total voltage detection module, microcontroller, switch drive module, temperature sensor, displacement sensor, alarm module, the lithium
Battery monitoring unit, current detection module, total voltage detection module, switch drive module, temperature sensor, displacement sensor,
Alarm module is electrically connected with the microcontroller；The lithium battery is provided with Zigbee wireless communication modules.
Furthermore, in above-mentioned technical proposal, the evaporator is pressure-pipe type liquid cooling pipe, and the liquid cooling pipe uses alloy
Material, preferably aluminium alloy plate add copper pipe, and the copper pipe is buried in aluminium alloy plate, and the condensation working medium in the copper pipe is
The mixed liquor of R410A, preferably water and ethylene glycol.
A kind of lithium battery box of active heat removal, lithium battery further include cooling fin, and the cooling fin is alloy material, and inside is set
Have for the logical runner of cooling liquid stream, flow diameter 3-5mm, runner is arranged vertically, and cooling flows from above to below.
Furthermore, in above-mentioned technical proposal, the semiconductor heat dissipation device is provided with air duct, and the air duct is located at half
The underface in conductor cooling system hot junction.
Furthermore, in above-mentioned technical proposal, gas hole is uniformly provided on the side cover, the hole of blowing afloat is circle.
Furthermore, in above-mentioned technical proposal, N-type and P-type semiconductor are vertically installed between the cold and hot end.
Furthermore, in above-mentioned technical proposal, the semiconductor cooling system is connected with the positive and negative anodes of lithium battery.
Furthermore, in above-mentioned technical proposal, the total voltage detection module is connected with lithium battery, detects charge and discharge
When lithium battery operating voltage, the current detection module is connected with lithium battery, the work of lithium battery group when detecting charge and discharge
Electric current, when charging, when the voltage detection module detects that voltage reaches 55V, signal is passed to switch drive by microcontroller
Module, switch drive module close power source charges switch；Alarm module includes warning lamp and alarm hooter.
Furthermore, in above-mentioned technical proposal, the temperature sensor is mounted in battery case, is connected with lithium battery
It connecing, the temperature sensor is electrically connected microcontroller, and microcontroller is electrically connected with switch drive module and alarm module,
The temperature sensor starts oil cooling when temperature is higher than 50 degree；The temperature sensor is when temperature is higher than 60 degree, microcontroller
Signal is passed to switch drive module and alarm module by device, and alarm module warning lamp brighten the hair goes out alarm hooter and starts semiconductor cooling
But device, the temperature sensor when temperature is higher than 70 degree, cut off the power power supply by switch drive module.
Furthermore, in above-mentioned technical proposal, the lithium battery is provided with Zigbee wireless communication modules, described
Zigbee wireless communication modules are connected with microprocessor displacement sensor, alarm module.
Furthermore, in above-mentioned technical proposal, the head cover, which is adopted, to be made from an insulative material, and the side panel uses heat conduction
The plate easily thermally expanded, the insulating materials are polytetrafluoroethylene (PTFE), and the plate that the heat conduction easily thermally expands is silicon substrate, the material of bottom plate
For high silica wool.
Compared with prior art, the beneficial effects of the invention are as follows：1, active heat removal system can maximumlly be dropped to battery
Temperature prevents the generation of accident.2, temperature in use sensor, monitoring system match, and can know the state of lithium battery in time, peace
Full property higher, and using effect is more preferably；
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is semiconductor cooling device structural schematic diagram of the present invention；
Fig. 3 is heat sink structure illustration of the present invention；
Fig. 4 is four-way reversing valve schematic diagram of the present invention；
Fig. 5 is evaporation structure schematic diagram of the present invention.
Specific implementation mode
Below in conjunction with drawings and examples, the present invention will be described in further detail.It should be appreciated that described herein
Specific examples are only used to explain the present invention, is not intended to limit the present invention.
Below in conjunction with drawings and examples, the present invention will be described in further detail.It should be appreciated that described herein
Specific examples are only used to explain the present invention, is not intended to limit the present invention.
Embodiment 1：
As shown in Figure 1, a kind of lithium battery box of active heat removal, including cooling device, which is characterized in that the cooling device
Including heat pump system and semiconductor cooling system, the heat pump system includes battery (1), and the battery (1), which is positioned over, fills mine
In the fuel reserve tank (3) of object oil (16)；The heat pump system further includes fuel reserve tank 3, the evaporator sequentially connected by pipeline closed
2, expansion valve 14, oil pump 13, throttle valve 12, liquid storage device 11, condenser 10, four-way reversing valve 9, compressor 8, gas-liquid separator 7
And inverse control all-in-one machine 15, the fuel reserve tank 3 is interior to be equipped with monitoring system；The outlet of the compressor 8 connects the four-way commutation
The port A of valve 9, the entrance of the port B connection condenser systems of the four-way reversing valve 9, the outlet connection storage of the condenser system
The outlet of the entrance of liquid device 11, the liquid storage device 11 is connect with throttle valve 12, the entrance of the throttle valve 12 and evaporator 2
It is connected, the port C of four-way reversing valve 9 described in the outlet of the pipeline of the evaporator 2, the end of the four-way reversing valve 9
Mouthful D is connected to the entrance of the gas-liquid separator 7, the entrance of compressor 8 described in the outlet of the gas-liquid separator 7；It is described
Condenser system includes condenser 10；The evaporator 2 is coil pipe, is set to inside fuel reserve tank 3；The delivery outlet of the compressor 8
The input terminal of four-way reversing valve 9 is connected, the output end of four-way reversing valve 9 connects gas-liquid separator 7, the four-way reversing valve 9
Third output end connects the input terminal of the compressor 8, and throttle valve is respectively set in the connecting pipe of the gas-liquid separator 7
12, while expansion valve 14 is set in the formulation position of pipeline；The semiconductor cooling system includes cold end (4), hot junction 5, air-cooled
Device and semiconductor；The cold end 4 and 3 bottom of fuel reserve tank are closely coupled；The semiconductor is that N is glad and P-type semiconductor, vertically
It is positioned over cold end (4), among hot junction 5；The air cooling equipment includes babinet, head cover, side cover, be positioned over hot junction just under
Side；The semiconductor cooling system is connected with the positive and negative anodes of lithium battery.
Furthermore, in above-mentioned technical proposal, the air cooling equipment includes：The head cover central portion is provided with air inlet
Mouthful, the head cover is provided at both ends with air outlet, and the head cover central portion is installed with fan 6, the fan 6 and lithium battery
Positive and negative anodes connect, and radiate to the hot junction 5 of semiconductor cooling device, the bottom plate both sides are provided with air outlet, and central portion is set
It is equipped with air inlet.
Furthermore, in above-mentioned technical proposal, the monitoring system includes lithium battery monitoring unit, current detecting mould
Block, total voltage detection module, microcontroller, switch drive module, temperature sensor, displacement sensor, alarm module, the lithium
Battery monitoring unit, current detection module, total voltage detection module, switch drive module, temperature sensor, displacement sensor,
Alarm module is electrically connected with the microcontroller；The lithium battery is provided with Zigbee wireless communication modules.
Furthermore, in above-mentioned technical proposal, the evaporator 2 is pressure-pipe type liquid cooling pipe, and the liquid cooling pipe is using conjunction
Golden material, preferably aluminium alloy plate add copper pipe, and the copper pipe is buried in aluminium alloy plate, and the condensation working medium in the copper pipe is
The mixed liquor of R410A, preferably water and ethylene glycol.
A kind of lithium battery box of active heat removal, condenser 10 further include cooling fin, and the cooling fin is alloy material, internal
Equipped with for the logical runner of cooling liquid stream, flow diameter 3-5mm, runner is arranged vertically, cooling to flow from above to below.
Furthermore, in above-mentioned technical proposal, the semiconductor heat dissipation device is provided with air duct, and the air duct is located at half
The underface in conductor cooling system hot junction.
Furthermore, in above-mentioned technical proposal, gas hole is uniformly provided on the side cover, the hole of blowing afloat is circle.
Furthermore, in above-mentioned technical proposal, it is vertically installed with N-type between the cold end 4 and hot junction 5 and p-type is partly led
Body.
Furthermore, in above-mentioned technical proposal, the semiconductor cooling system is connected with the positive and negative anodes of lithium battery.
Furthermore, in above-mentioned technical proposal, the total voltage detection module is connected with lithium battery, detects charge and discharge
When lithium battery operating voltage, the current detection module is connected with lithium battery, the work of lithium battery group when detecting charge and discharge
Electric current, when charging, when the voltage detection module detects that voltage reaches 55V, signal is passed to switch drive by microcontroller
Module, switch drive module close power source charges switch；Alarm module includes warning lamp and alarm hooter.
Furthermore, in above-mentioned technical proposal, the temperature sensor is mounted in fuel reserve tank 3, is connected with lithium battery
It connecing, the temperature sensor is electrically connected microcontroller, and microcontroller is electrically connected with switch drive module and alarm module,
The temperature sensor starts oil cooling when temperature is higher than 50 degree；The temperature sensor is when temperature is higher than 60 degree, microcontroller
Signal is passed to switch drive module and alarm module by device, and alarm module warning lamp brighten the hair goes out alarm hooter and starts semiconductor cooling
But device, the temperature sensor when temperature is higher than 70 degree, cut off the power power supply by switch drive module.
Furthermore, in above-mentioned technical proposal, the lithium battery is provided with Zigbee wireless communication modules, described
Zigbee wireless communication modules are connected with microprocessor displacement sensor, alarm module.
Furthermore, in above-mentioned technical proposal, the head cover, which is adopted, to be made from an insulative material, and the side panel uses heat conduction
The plate easily thermally expanded, the insulating materials are polytetrafluoroethylene (PTFE), and the plate that the heat conduction easily thermally expands is silicon substrate, the material of bottom plate
For high silica wool.
Embodiment 2：
As shown in Fig. 2, a kind of lithium battery box of active heat removal, uniformly it is provided with and blows on the side cover of the semiconductor cooling system
Stomata, the hole of blowing afloat is circle.
Embodiment 3：
As shown in figure 3, a kind of lithium battery box of active heat removal, the cooling fin is alloy material, the cooling fin section
In comb shape, interval 30mm is provided with preventing hot deformation slot, and cooling fin 22 is vertically attached on independent coil pipe.
Preferably, the cooling fin 22 is aluminium alloy heat radiator, embedded a piece of copper coin on pedestal.The thermal conductivity of copper
Good but expensive, difficulty of processing is higher, and weight is excessive, and thermal capacity is smaller, and is easy oxidation.And fine aluminium is too soft, Bu Nengzhi
Connect use, the advantages of enough hardness could be provided by being all the aluminium alloy used, aluminium alloy be it is cheap, it is light-weight, but lead
It is hot will be far short of what is expected than copper, so being combined using the two in the present invention, utmostly remain the heat absorption capacity of cooling fin
And capacity of heat transmission.
Embodiment 4：
A kind of distribution luminous energy quadri-generation system, the outlet of the compressor 8 connect the port A of the four-way reversing valve 9,
The entrance of the port B connection condenser systems of the four-way reversing valve 9, the outlet connection liquid storage device 11 of the condenser system enter
Mouthful, the outlet of the liquid storage device 11 is connect with throttle valve 12, and the throttle valve 12 is connected with the entrance of evaporator 2, institute
The port C of four-way reversing valve 9 described in the outlet of the pipeline of evaporator 2 is stated, the port D of the four-way reversing valve 9 is connected to institute
State the entrance of gas-liquid separator 7, the entrance of compressor 8 described in the outlet of the gas-liquid separator 7.
In some embodiments, a kind of distributed luminous energy quadri-generation system, the side of the throttle valve 12 are equipped with oil pump
13, the oil pump 13 is connected with fuel reserve tank 3.
Furthermore, in above-mentioned technical proposal, the throttle valve 12 is adjustable throttle valve, adjustable section
Stream valve includes needle and spool, and the needle and spool are manufactured using hard alloy, and product is designed by API6A standards, is had resistance to
Mill, flushing resistance.
Embodiment 5：
A kind of lithium battery box of active heat removal, the semiconductor heat dissipation device are provided with air duct, and the air duct is corresponding
Be provided with arcuate socket, the head cover and bottom plate are equipped with arcuate socket, the arcuate socket of the liquid cooling plate, head cover, bottom plate arcuate socket with
Air duct is corresponding.
Embodiment 6：
A kind of lithium battery box of active heat removal, the total voltage detection module are connected with lithium battery, when detecting charge and discharge
The operating voltage of lithium battery, the current detection module are connected with lithium battery, the work electricity of lithium battery group when detecting charge and discharge
Stream, when charging, when the voltage detection module detects that voltage reaches 55V, signal is passed to switch drive mould by microcontroller
Block, switch drive module close power source charges switch；Alarm module includes warning lamp and alarm hooter.
Embodiment 7：
A kind of lithium battery box of active heat removal, the temperature sensor are mounted in battery case, are connected with lithium battery, institute
It states temperature sensor and is electrically connected microcontroller, microcontroller is electrically connected with switch drive module and alarm module, described
Temperature sensor starts oil cooling when temperature is higher than 50 degree；The temperature sensor is when temperature is higher than 60 degree, microcontroller handle
Signal passes to switch drive module and alarm module, and alarm module warning lamp brighten the hair goes out alarm hooter and starts semiconductor cooling dress
It sets, the temperature sensor when temperature is higher than 70 degree, cut off the power power supply by switch drive module.
Embodiment 8：
A kind of lithium battery box of active heat removal, the lithium battery are provided with Zigbee wireless communication modules, the Zigbee
Wireless communication module is connected with microprocessor displacement sensor, alarm module.Pass through Zigbee wireless communication modules and distal end
Computer is connected, it can be achieved that far-end computer is alarmed, and shows alarm content.
Embodiment 9：
A kind of lithium battery box of active heat removal, the semiconductor cooling device head cover, which is adopted, to be made from an insulative material, the side
It is polytetrafluoroethylene (PTFE) that panel, which uses the plate that heat conduction easily thermally expands, the insulating materials, and the plate that the heat conduction easily thermally expands is silicon substrate
The material of plate, bottom plate is high silica wool.
Embodiment 10：
A kind of lithium battery box of active heat removal, the air quantity of the fan 6 are divided into 5 parts and are used, and the air duct is direct
The hot junction of cooling system is cooled down.
Furthermore, in above-mentioned technical proposal, shown lithium battery monitoring unit includes the monitoring of electric quantity of lithium battery, is passed through
Alarm module carries out capacity prompt.Furthermore, it is connected with far-end computer by Zigbee wireless communication modules, it can be
The problem of electricity is reminded on computer, avoids charging not in time.
Furthermore, in above-mentioned technical proposal, when the battery works, each component starts running, and oil cooling system starts,
Total voltage detection module detects the operating voltage of lithium battery, and current detection module detects the operating current of lithium battery group, and temperature passes
Sensor monitors the temperature of lithium battery.The temperature sensor starts oil cooling when temperature is higher than 50 degree；The temperature sensor exists
When temperature is higher than 60 degree, signal is passed to switch drive module and alarm module, alarm module warning lamp brighten the hair by microcontroller
Go out alarm hooter and start semiconductor cooling device, the temperature sensor is when temperature is higher than 70 degree, switch drive module cut-out
Power supply power supply.
The preferred embodiment of the present invention has shown and described in above description, as previously described, it should be understood that the present invention is not office
Be limited to form disclosed herein, be not to be taken as excluding other embodiments, and can be used for various other combinations, modification and
Environment, and can be changed by the above teachings or related fields of technology or knowledge in the scope of the invention is set forth herein
It is dynamic.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be appended by the present invention
In scope of the claims.
Claims (10)
1. a kind of lithium battery box of active heat removal, including cooling device, which is characterized in that the cooling device includes heat pump system
And semiconductor cooling system, the heat pump system include battery (1), the battery (1) is positioned over the storage for filling mineral oil (16)
In fuel tank (3)；The heat pump system further includes fuel reserve tank (3), evaporator (2), the expansion valve sequentially connected by pipeline closed
(14), oil pump (13), throttle valve (12), liquid storage device (11), condenser (10), four-way reversing valve (9), compressor (8), gas-liquid point
From device (7) and inverse control all-in-one machine (15), monitoring system is equipped in the fuel reserve tank (3)；The outlet of the compressor (8) connects
The port A of the four-way reversing valve (9), the entrance of the port B connection condenser systems of the four-way reversing valve (9), the condensation
The entrance of the outlet connection liquid storage device (11) of system, the outlet of the liquid storage device (11) are connect with throttle valve (12), the throttling
Valve (12) is connected with the entrance of evaporator (2), four-way reversing valve described in the outlet of the pipeline of the evaporator (2)
(9) port C, the port D of the four-way reversing valve (9) are connected to the entrance of the gas-liquid separator (7), the gas-liquid separator
(7) entrance of compressor (8) described in outlet；The condenser system includes condenser (10)；The evaporator (2) is disk
It is internal to be set to fuel reserve tank (3) for pipe；The input terminal of the delivery outlet connection four-way reversing valve (9) of the compressor (8), four-way change
To the output end of valve (9) connection gas-liquid separator (7), the third output end of the four-way reversing valve (9) connects the compressor
(8) throttle valve (12) is respectively set in input terminal in the connecting pipe of the gas-liquid separator (7), while in the system of pipeline
Positioning installs expansion valve (14)；The semiconductor cooling system includes cold end (4), hot junction (5), air cooling equipment and partly leads
Body；The cold end (4) and fuel reserve tank (3) bottom are closely coupled；The semiconductor is that N is glad and P-type semiconductor, is disposed vertically in putting
It is placed in cold end (4), hot junction (5) centre；The air cooling equipment includes babinet, head cover, side cover, is positioned over the underface in hot junction；Institute
Semiconductor cooling system is stated with the positive and negative anodes of lithium battery to be connected.
2. a kind of lithium battery box of active heat removal according to claim 1, it is characterised in that：The cold end (4) is insulation
Potsherd.
3. a kind of lithium battery box of active heat removal according to claim 1, it is characterised in that：The hot junction (5) is metal
Conductor.
4. a kind of lithium battery box of active heat removal according to claim 1, it is characterised in that：The semiconductor is N-type and P
Type semiconductor.
5. a kind of lithium battery box of active heat removal according to claim 1, it is characterised in that：The working medium of the heat pump system
For R410A.
6. a kind of lithium battery box of active heat removal according to claim 1, it is characterised in that：Pacify on the condenser (10)
Equipped with active heat radiating device, the active heat radiating device is air cooling equipment, and condenser (10) side is placed with conducive to heat dissipation
The independent coil pipe of independent coil pipe, the condenser system is connected with regenerative resource conversion system, on the independent coil pipe
It equidistantly is placed with cooling fin, air cooling equipment is installed in independent coil pipe side.
7. a kind of lithium battery box of active heat removal according to claim 1, it is characterised in that：The air cooling equipment is fan
(6)。
8. a kind of lithium battery box of active heat removal according to claim 1, it is characterised in that：The monitoring system includes lithium
Battery monitoring unit, current detection module, total voltage detection module, microcontroller, switch drive module, temperature sensor, position
Displacement sensor, alarm module, the lithium battery monitoring unit, current detection module, total voltage detection module, switch drive mould
Block, temperature sensor, displacement sensor, alarm module are electrically connected with the microcontroller；The lithium battery is provided with
Zigbee wireless communication modules.
9. a kind of lithium battery box of active heat removal according to claim 1, it is characterised in that：The evaporator (10) is heavy
Immersion evaporator, the evaporator include insulation shell, liquid bath, agitating device, refrigeration liquid pipeline, motor and chassis；The guarantor
Warm shell is fixed on chassis, and the liquid bath is located in insulation shell, and the refrigeration liquid pipeline spirals in liquid bath, the refrigeration
Liquid pipeline upper end extends to and carries out heat exchange in compressor (8), and agitating device, the agitating device are equipped in the middle part of the liquid bath
Shaft end stretch out insulation shell outside, by outside insulation shell motor drive, the evaporator (10)
The sidewall upper of insulation shell is provided with water inlet, lower end is provided with discharge outlet, filled with coolant liquid in liquid bath.
10. a kind of lithium battery box of active heat removal according to claim 6, it is characterised in that：The cooling fin closes for aluminium
Golden material.
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| CN201810672395.8A CN108807768B (en) | 2018-06-26 | 2018-06-26 | Active heat dissipation lithium battery box |
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|---|---|---|---|
| CN201810672395.8A CN108807768B (en) | 2018-06-26 | 2018-06-26 | Active heat dissipation lithium battery box |
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| CN108807768B CN108807768B (en) | 2024-01-30 |
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| CN110071244A (en) * | 2019-04-30 | 2019-07-30 | 南京理工自动化研究院有限公司 | A kind of electric powered motor lithium ion battery heat exchange heat dissipation battery box |
| CN110176655A (en) * | 2019-05-16 | 2019-08-27 | 江苏金派克新能源有限公司 | Novel lithium battery heat dissipation heat-insulation system |
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| Publication number | Publication date |
|---|---|
| CN108807768B (en) | 2024-01-30 |
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