CN108556821A - Electric vehicle embedded hub motor integrated thermal management system based on chemical solution - Google Patents
Electric vehicle embedded hub motor integrated thermal management system based on chemical solution Download PDFInfo
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- CN108556821A CN108556821A CN201810347076.XA CN201810347076A CN108556821A CN 108556821 A CN108556821 A CN 108556821A CN 201810347076 A CN201810347076 A CN 201810347076A CN 108556821 A CN108556821 A CN 108556821A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T5/00—Vehicle modifications to facilitate cooling of brakes
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
- H02K9/193—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil with provision for replenishing the cooling medium; with means for preventing leakage of the cooling medium
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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
- Y02T10/64—Electric machine technologies in electromobility
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Abstract
The electric vehicle embedded hub motor integrated thermal management system based on chemical solution that the invention discloses a kind of, including embedded magnet steel cooling system and brake disc spiral flow deflector cooling system；Embedded magnet steel cooling system includes embedded magnet steel, solenoid valve A, temperature sensor A, solution return line, steam return pipeline A, condensation water storage filling, solution pump A, integrated solution hold-up tank, boost pump, fan, power supply, controller, solution pump B and solution pump C；Brake disc spiral flow deflector cooling system includes brake disc spiral flow deflector, solenoid valve B, temperature sensor B, gas-liquid separator, solution return line B, steam return pipeline B, condensation water storage filling, solution pump A, integrated solution hold-up tank, boost pump, fan, power supply, controller, solution pump B, solution pump C.Beneficial effects of the present invention：It realizes embedded hub electrical-coil heat collection, transmission and dissipation, converts the pulse thermal force that brake block generates to steady thermal force.
Description
Technical field
The present invention relates to wheel hub motor heat management system technical field, in particular to a kind of based on chemical solution
Electric vehicle embedded hub motor integrated thermal management system.
Background technology
With the fast development of China's economy, national vehicle guaranteeding organic quantity is increased with annual 3.5% speed.Car ownership
Increase not only cause energy crisis, but also the harmful substance of motor vehicle emission has become an important sources of atmosphere pollution,
Totally unfavorable influence is caused to the production and life of people.Transportation and energy's consumption has become the local pollution of the environment and the whole world
The main source of greenhouse gas emission, the development and utilization that people have to sight steering new-energy automobile.Data show, phase
Than conventional fuel oil automobile, electric vehicle can realize emission reduction CO per 100km2For 7.6kg.Electric vehicle has height in new-energy automobile
The distinguishing features such as effect, energy saving, low noise, zero-emission, therefore Development of EV will solve environmental pollution, energy shortage etc. to ask
The effective way of topic.
Compared with traditional motor, wheel hub motor is with compact-sized, small, type of drive is individually controllable, power is close
The advantages that high is spent, the important directions of Development of Electric Vehicles are become.The sharpest edges of embedded hub motor are by power plant, pass
Dynamic device and brake apparatus integration are embedded into wheel hub, eliminate the components such as traditional clutch, Transmission Bridge, increase using space
It is big by 15%.
However, since wheel hub motor and wheel rotate together with, and against brake disc system, so its own system is integrated
Property brings temperature to rise high a series of heat dissipation problem to motor.When wheel hub motor works, the loss of stator, rotor, coil etc.
Friction with brake disc will produce a large amount of heat.Traditional wheel hub motor mainly uses motor housing and cross-ventilated wind
Cold heat dissipating method, sinking path is single, and heat dissipation effect is bad.The temperature of wheel hub motor rises and must control in corresponding temperature range
It is interior, could electric vehicle be run safe efficiently.In addition, brake disc system temperature under different operating modes is different, work as braking
When, the Wen Shenghui of brake system is sharply increased, if heat cannot effectively scatter and disappear, the brake disc service life can greatly shorten or even band
Carry out security risk.
Invention content
To solve the above problems, the purpose of the present invention is to provide a kind of embedded wheels of the electric vehicle based on chemical solution
Hub motor integrated thermal management system, the absorption using chemical solution and desorption reaction, good fluidity, heat transfer efficiency are high, exchange heat work(
Rate is controllable, and embedded hub motor not only may be implemented in narrow space interior loop heat collection, transmission and dissipation, and can be with
It converts generated pulse thermal force in brake process to steady thermal force, reduces range of temperature, improve the peace of system
Quan Xing, simple in structure, adaptation condition range is complete, and embedded hub motor stator coil is avoided to overheat and motor performance is caused to decline
And brake disc temperature steeply rises and leads to the lost of life.
The electric vehicle embedded hub motor integrated thermal management system based on chemical solution that the present invention provides a kind of, packet
Include embedded magnet steel cooling system and brake disc spiral flow deflector cooling system；
The embedded magnet steel cooling system includes embedded magnet steel, solenoid valve A, temperature sensor A, solution recurrent canal
Road, steam return pipeline A, condensation water storage filling, solution pump A, integrated solution hold-up tank, boost pump, fan, power supply, controller,
Solution pump B and solution pump C, the embedded magnet steel are equipped with the temperature sensor A, and the embedded magnet steel passes through described molten
Liquid return pipeline is connected with the integrated solution hold-up tank, and the embedded magnet steel passes through the steam return pipeline A and institute
It states condensation water storage and fills and be connected, the condensation water storage fills the pipeline being connected with the integrated solution hold-up tank internal solution and is equipped with
The boost pump, and the pipeline is equipped with the fan, the condensation water storage is filled to be set between the integrated solution hold-up tank
There is the solution pump A, is equipped with the solution pump B and institute between the integration solution hold-up tank and the embedded magnet steel successively
Solenoid valve A is stated, and in parallel equipped with the solution pump C on the pipeline at the both ends the solution pump B；
The brake disc spiral flow deflector cooling system includes the brake disc spiral stream guidance for being close to interior brake surfaces of revolution setting
Piece, solenoid valve B, temperature sensor B, gas-liquid separator, solution return line B, steam return pipeline B, condensation water storage filling, solution
A, integrated solution hold-up tank, boost pump, fan, power supply, controller, solution pump B, solution pump C are pumped, the brake disc spiral is led
The temperature sensor B, the liquid-inlet phase of the brake disc spiral flow deflector and the gas-liquid separator are provided in flow
Even, the liquid outlet of the gas-liquid separator is connected by the solution return line B with the integrated solution hold-up tank, institute
The gas vent for stating gas-liquid separator is connected by the steam return pipeline B with condensation water storage filling, the brake valve snail
The solenoid valve B is set between rotation flow deflector and the solenoid valve A；
The power supply, solenoid valve A, the solenoid valve B, the temperature sensor A, temperature sensor B, the solution pump B
It is connected with the controller with the solution pump C.
As further improvement of the invention, the embedded magnet steel and the temperature sensor A, the solution recurrent canal
Road A, the steam return pipeline A, the power supply, the controller, the solution pump B, the solution pump C and the solenoid valve
A, circulation loop is formed, by its internal chemical solution desorption reaction occurs for the embedded magnet steel, by wheel hub motor stator
Heat caused by the coil windings of wrapped on cores takes in the condensation water storage filling and the integrated solution hold-up tank, and
Forced convection occurs with the air of fan driving, by heat from wheel hub motor internal migration to ambient enviroment；
The brake disc spiral flow deflector, the gas-liquid separator, the solution return line B, the steam recurrent canal
Road B, the power supply, the controller, the solution pump B and the solenoid valve B form circulation loop, and the brake disc spiral is led
By its internal chemical solution desorption reaction occurs for flow, and the heat that disc system generates that will brake takes the condensation water storage to and fills
Forced convection occurs in the integrated solution hold-up tank, and with the air of fan driving, by heat from wheel hub motor
Internal migration is to ambient enviroment.
As further improvement of the invention, when the controller collects the temperature sensor a-signal, the control
Device processed starts the solenoid valve A and solution pump B, and the chemical solution in the embedded magnet steel is desorbed by thermal evaporation
Reaction, heat absorption, generated water vapour occur absorbing reaction, put in the steam return pipeline A to the condensation water storage is filled
Heat, weak solution is along the solution return line A to the integrated solution hold-up tank；
When the controller collects the temperature sensor B signal, the controller starts the solenoid valve B and institute
Solution pump B is stated, by thermal evaporation desorption reaction is occurred for the chemical solution in the brake disc spiral flow deflector, and heat absorption is generated
In the steam return pipeline B to the condensation water storage is filled absorbing reaction occurs for water vapour, heat release, weak solution is along described molten
In liquid return pipeline B to the integrated solution hold-up tank；
When the controller collects the temperature sensor A and the temperature sensor B signal simultaneously, the control
Device starts the solenoid valve A and solenoid valve B, opens simultaneously the solution pump B and the solution pump C, the embedded magnetic
By thermal evaporation desorption reaction, heat absorption, generated water vapour are occurred for the chemical solution in steel and the brake disc spiral flow deflector
Respectively in the steam return pipeline A and steam return pipeline B to the condensation water storage is filled, absorbing reaction occurs, puts
Heat, weak solution is along the solution return line A and solution return line B to the integrated solution hold-up tank.
As further improvement of the invention, the embedded magnet steel is built-in with micro-channel solution generator, the microflute
The inlet of road solution generator enters micro-channel solution with the chemical solution in the embedded magnet steel by the inlet
Micro-channel circular response inside generator, weak solution are returned by the liquid outlet of the micro-channel solution generator with the solution
Return pipe road, which is connected, enters the integrated solution hold-up tank, venthole and institute of the vapor by the micro-channel solution generator
Steam return pipeline A is stated to be connected into condensation water storage filling.
Improved as of the invention further, the micro-channel solution generator include punching successively laminate left cover,
Partition board and right cover plate, are arranged inlet on the left cover, setting liquid outlet and venthole on the right cover plate, the left cover
Micro-channel flow pattern control sheet is both provided between the partition board and the right cover plate between partition board.
As further improvement of the invention, the micro-channel flow pattern control sheet is disposed with microflute on vertically
The cold liquid device of trace gather and several slots, in the horizontal direction on be provided with micro-channel heat collecting liquid device, the cold liquid device of the microflute trace gather and one
Between a slot, between adjacent several slots and another slot side be both provided with several micro-channels, the microflute trace gather
Cold liquid device is connected with several micro-channels by micro-channel cooling liquid tube road, the micro-channel heat collecting liquid device and several microflutes
Road is connected by micro-channel hydrothermal solution pipeline；
Several slots corresponding with the micro-channel flow pattern control sheet are both provided on the left cover and the right cover plate；
Be provided on the partition board the cold liquid device of corresponding with micro-channel flow pattern control sheet microflute trace gather, several slots and
Micro-channel heat collecting liquid device.
It is improved as of the invention further, the left cover, the micro-channel flow pattern control sheet, the partition board and described
Two slots are respectively provided on right cover plate.
As further improvement of the invention, the width of the cold liquid device of microflute trace gather and the micro-channel heat collecting liquid device is
The width of 3-5mm, micro-channel cooling liquid tube road and the micro-channel hydrothermal solution pipeline is 85-100um, the width of the micro-channel
For 50-85um.
Improved as of the invention further, in the embedded magnet steel and the brake disc spiral flow deflector in it is built-in
Chemical solution is lithium-bromide solution.
As further improvement of the invention, the brake disc spiral flow deflector includes the spiral inside pipe and pipe
Flow deflector.
Beneficial effects of the present invention are：
1, using the absorption of chemical solution and desorption reaction, essence is to utilize the conversion of " temperature difference " and " concentration difference ", will
Heat drains into exterior space caused by wheel hub motor coil and brake disc system, and heat dissipation effect is notable；
2, the lithium bromide-water solution of environmentally friendly working medium is selected, good fluidity, heat transfer efficiency are high, heat exchange power is controllable；
3, the spiral flow deflector used in brake disc spiral flow deflector cooling system, has dexterously agreed with the machine of wheel hub motor
Tool designs, and keeps structure more reasonable, applicable；
4, embedded magnet steel cooling system and brake disc spiral flow deflector cooling system share condensation water storage filling, solution pump
A, the local circulation system that integrated solution hold-up tank, boost pump, fan are constituted, it is simple in structure, space is saved, heat loss is made
It is more efficient.
Description of the drawings
Fig. 1 is a kind of electric vehicle embedded hub motor Thermal Synthetic based on chemical solution described in the embodiment of the present invention
The schematic diagram of management system；
Fig. 2 is the structural schematic diagram of the micro-channel solution generator described in the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of micro-channel flow pattern control sheet in Fig. 2；
Fig. 4 is the structural schematic diagram of partition board in Fig. 2；
Fig. 5 is the structural schematic diagram of brake disc spiral flow deflector in Fig. 1；
Fig. 6 is the structural schematic diagram of gas-liquid separator in Fig. 1.
In figure,
1, embedded magnet steel cooling system；2, brake disc spiral flow deflector cooling system；1-1, embedded magnet steel；1-2, electricity
Magnet valve A；1-3, temperature sensor A；1-4, solution return line A；1-5, steam return pipeline A；1-1-1, inlet；1-1-2、
Left cover；1-1-3, micro-channel flow pattern control sheet；1-1-4, partition board；1-1-5, right cover plate；1-1-6, liquid outlet；1-1-7, go out vapour
Mouthful；The cold liquid device of 1-1-3-1, microflute trace gather；1-1-3-2, micro-channel hydrothermal solution pipeline；1-1-3-3, slot；1-1-3-4, micro-channel
Heat collecting liquid device；1-1-3-5, micro-channel cooling liquid tube road；1-1-3-6, micro-channel；2-1, brake disc spiral flow deflector；2-2, electromagnetism
Valve B；2-3, temperature sensor B；2-4, gas-liquid separator；2-5, solution return line A；2-6, steam return pipeline A；5-1-1、
Pipe；5-2-2, spiral flow deflector；12-1, condensation water storage fill；12-2, solution pump A；12-3, integrated solution hold-up tank；12-
4, boost pump；12-5, fan；12-6, power supply；12-7, controller；12-8, solution pump B；12-9, solution pump C.
Specific implementation mode
It is described in further detail below by specific embodiment and in conjunction with attached drawing to the present invention.
As shown in Figure 1, a kind of electric vehicle embedded hub motor synthesis based on chemical solution of the embodiment of the present invention
Heat management system, including embedded magnet steel cooling system 1 and brake disc spiral flow deflector cooling system 2.It applies in electric vehicle
On embedded hub motor, wheel hub motor is product in the prior art.
Embedded magnet steel cooling system 1 includes embedded magnet steel 1-1, solenoid valve A 1-2, temperature sensor A 1-3, solution
Return pipeline 1-4, steam return pipeline A 1-5, condensation water storage fill 12-1, solution pump A 12-2, integrated solution hold-up tank 12-
3, boost pump 12-4, fan 12-5, power supply 12-6, controller 12-7, solution pump B 12-8 and solution pump C 12-9, embedded magnetic
Steel 1-1 is the existing component in wheel hub motor.Embedded magnet steel 1-1 is equipped with temperature sensor A 1-3, embedded magnet steel 1-1
It is connected with integrated solution hold-up tank 12-3 by solution return line 1-4, embedded magnet steel 1-1 passes through steam return pipeline A
1-5 fills 12-1 with condensation water storage and is connected, and condensation water storage fills the pipe that 12-1 is connected with integrated solution hold-up tank 12-3 internal solutions
Road is equipped with boost pump 12-4, and the pipeline is equipped with fan 12-5, and condensation water storage fills 12-1 and integrated solution hold-up tank 12-
It is equipped with solution pump A 12-2 between 3, is equipped with solution pump B between integrated solution hold-up tank 12-3 and embedded magnet steel 1-1 successively
12-8 and solenoid valve A 1-2, and it is in parallel equipped with solution pump C 12-9 on the pipeline at the both ends solution pump B 12-8.Wherein, condensation storage
Water fills 12-1, solution pump A 12-2, integrated solution hold-up tank 12-3, boost pump 12-4, fan 12-5 and constitutes local circulation system
System, keeps heat loss more efficient.
Brake disc spiral flow deflector cooling system 2 includes the brake disc spiral flow deflector 2- for being close to interior brake surfaces of revolution setting
1, solenoid valve B2-2, temperature sensor B 2-3, gas-liquid separator 2-4, solution return line B 2-5, steam return pipeline B 2-
6, condensation water storage fills 12-1, solution pump A 12-2, integrated solution hold-up tank 12-3, boost pump 12-4, fan 12-5, power supply
12-6, controller 12-7, solution pump B 12-8, solution pump C 12-9 are provided with temperature sensing on brake disc spiral flow deflector 2-1
Device B 2-3, brake disc spiral flow deflector 2-1 are connected with the liquid-inlet of gas-liquid separator 2-4, the liquid of gas-liquid separator 2-4
Outlet is connected by solution return line B 2-5 with integrated solution hold-up tank 12-3, and the gas vent of gas-liquid separator 2-4 is logical
It crosses steam return pipeline B 2-6 with condensation water storage filling 12-1 to be connected, between brake disc spiral flow deflector 2-1 and solenoid valve A 1-2
Solenoid valve B 2-2 are set.Gas-liquid separator 2-4 is as shown in Figure 6.
Power supply 12-6, solenoid valve A 1-2, solenoid valve B 2-2, temperature sensor A 1-3, temperature sensor B 2-3, solution
Pump B 12-8 and solution pump C 12-9 are connected with controller 12-7.Temperature sensor A 1-3, temperature sensor B 2-3 acquisitions
The temperature signal of embedded magnet steel cooling system 1 and brake disc spiral flow deflector cooling system 2, controller 12-7 is by power supply 12-6
Control electricity receives the temperature signal of temperature sensor A 1-3, temperature sensor B 2-3, controller 12-7 output control signals, control
The startup and closing of solenoid valve A 1-2, solenoid valve B 2-2, solution pump B 12-8 and solution pump C 12-9 processed, to adjust solution
Flow, and then reach the adjusting to temperature.According to the difference of temperature signal, control unlatching is different to be recycled back to controller 12-7
Road adjusts different liquid inventories, and while making system steady operation, different size of heat loss is gone out.
The operation principle of the electric vehicle embedded hub motor integrated thermal management system of the present invention：Embedded magnet steel 1-1
With temperature sensor A 1-3, solution return line A 1-4, steam return pipeline A 1-5, power supply 12-6, controller 12-7, molten
Liquid pump B 12-8, solution pump C 12-9 and solenoid valve A 1-2, circulation loop is formed, embedded magnet steel 1-1 passes through its internal change
It learns solution and desorption reaction occurs, take heat caused by the coil windings wound in wheel hub motor stator core to condensation water storage
It fills in 12-1 and integrated solution hold-up tank 12-3, and forced convection occurs with the air of fan 12-5 drivings, by heat from wheel
Hub motor internal migration is to ambient enviroment；Brake disc spiral flow deflector 2-1, gas-liquid separator 2-4, solution return line B2-5,
Steam return pipeline B 2-6, power supply 12-6, controller 12-7, solution pump B12-8 and solenoid valve B2-2 form circulation loop, stop
By its internal chemical solution desorption reaction occurs for hull spiral flow deflector 2-1, and the heat that disc system generates that will brake takes to
It condenses water storage to fill in 12-1 and integrated solution hold-up tank 12-3, and forced convection occurs with the air of fan 12-5 drivings, it will
Heat is from wheel hub motor internal migration to ambient enviroment.
Further, the chemical reaction inside embedded magnet steel 1-1 is by being arranged to obtain micro-channel solution generator inside it
Complete, conduit solution generator realizes the collecting function in embedded magnet steel Space Heat Flux, micro-channel solution generator into
Chemical solution in liquid mouth 1-1-1 and embedded magnet steel 1-1 is entered by inlet 1-1-1 inside micro-channel solution generator
Micro-channel circular response, weak solution are repeatedly kicked by the liquid outlet 1-1-6 of micro-channel solution generator with solution return line 1-4 phases
Enter integrated solution hold-up tank 12-3, the venthole 1-1-7 and steam return pipeline A that vapor passes through micro-channel solution generator
1-5, which is connected, enters condensation water storage filling 12-1.
Specifically, as shown in Fig. 2, left cover 1-1-2, partition board 1- that micro-channel solution generator, which includes punching successively, to be laminated
Inlet 1-1-1 is set on 1-4 and right cover plate 1-1-5, left cover 1-1-2, on right cover plate 1-1-5 setting liquid outlet 1-1-6 and
Venthole 1-1-7 is both provided between left cover 1-1-2 and partition board 1-1-4 between partition board 1-1-4 and right cover plate 1-1-5 micro-
Conduit flow pattern control sheet 1-1-3.
As shown in figure 3, micro-channel flow pattern control sheet 1-1-3 is disposed with the cold liquid device 1- of microflute trace gather on vertically
1-3-1 and several slot 1-1-3-3, in the horizontal direction on be provided with micro-channel heat collecting liquid device 1-1-3-4, the cold liquid device of microflute trace gather
Between 1-1-3-1 and slot 1-1-3-3, between the adjacent several slot 1-1-3-3 and sides another slot 1-1-3-3
It is both provided with several micro-channel 1-1-3-6, the cold liquid device 1-1-3-1 of microflute trace gather and several micro-channel 1-1-3-6 and passes through micro-channel
Cooling liquid tube road 1-1-3-5 is connected, and micro-channel heat collecting liquid device 1-1-3-4 and several micro-channel 1-1-3-6 pass through micro-channel hydrothermal solution pipe
Road 1-1-3-2 is connected.
It is both provided with several slots corresponding with micro-channel flow pattern control sheet 1-1-3 on left cover 1-1-2 and right cover plate 1-1-5
Hole 1-1-3-3.
As shown in figure 4, being provided with the cold liquid of microflute trace gather corresponding with micro-channel flow pattern control sheet 1-1-3 on partition board 1-1-4
Device 1-1-3-1, several slot 1-1-3-3 and micro-channel heat collecting liquid device 1-1-3-4.
In the present embodiment, on left cover 1-1-2, micro-channel flow pattern control sheet 1-1-3, partition board 1-1-4 and right cover plate 1-1-5
It is respectively provided with two slot 1-1-3-3.
It is preferred as the present embodiment, the width of the cold liquid device 1-1-3-1 of microflute trace gather and micro-channel heat collecting liquid device 1-1-3-4
Width for 3-5mm, micro-channel cooling liquid tube road 1-1-3-5 and micro-channel hydrothermal solution pipeline 1-1-3-2 is 85-100um, micro-channel 1-
The width of 1-3-6 is 50-85um.
Further, it as shown in figure 5, in order to make brake disc spiral flow deflector 2-1 agree with the Machine Design of wheel hub motor, stops
Hull spiral flow deflector 2-1 is close to outer brake block setting, including the spiral flow deflector inside pipe 5-1-1 and pipe 5-1-1
5-2-2, the spiral flow deflector is simple in structure, and chemical solution causes gas-liquid two-phase in the pipe of brake disc spiral flow deflector 2-1
It flows, the spiral flow deflector in pipe can improve heat exchange efficiency, and this structure has not only agreed with the design of automobile itself, and will
Steady small thermal force when the big density thermal force of big hot-fluid concentrated in short-term on brake block in brake process is modulated to long, drain into around
Environment.
When controller 12-7 collects temperature sensor A 1-3 signals, controller 12-7 starts solenoid valve A 1-2 and molten
By thermal evaporation desorption reaction, heat absorption, generated water vapour are occurred for the chemical solution in liquid pump B 12-8, embedded magnet steel 1-1
It is filled in 12-1 to condensation water storage along steam return pipeline A 1-5, absorbing reaction occurs, heat release, weak solution is along solution return line A
In 1-4 to integrated solution hold-up tank 12-3, working medium (chemical solution) circulation loop takes heat caused by coil to condensation
In water storage filling 12-1 and integrated solution hold-up tank 12-3, and forced convection occurs with the air of fan 12-5 drivings, thus will
Heat drains into ambient enviroment, realizes the function of cooling protection.
When controller 12-7 collects temperature sensor B 2-3 signals, controller 12-7 starts solenoid valve B 2-2 and molten
Liquid pump B 12-8, by thermal evaporation desorption reaction is occurred for the chemical solution of 2-1 in brake disc spiral flow deflector, and heat absorption is generated
Water vapour is filled to condensation water storage in 12-1 along steam return pipeline B 2-6, and absorbing reaction, heat release occurs, and weak solution is returned along solution
In return pipe road B 2-5 to integrated solution hold-up tank 12-3, working medium (chemical solution) circulation loop will be warm caused by brake disc
Amount takes condensation water storage to and fills 12-1 and integrated solution hold-up tank 12-3, and forced convection occurs with the air of fan 12-5 drivings,
To which heat is drained into ambient enviroment, the function of cooling protection is realized.
When controller 12-7 collects temperature sensor A 1-3 and temperature sensor B 2-3 signals simultaneously, controller
12-7 starts solenoid valve A 1-2 and solenoid valve B 2-2, at this time to ensure the flow of chemical solution, opens simultaneously solution pump B 12-
The chemical solution of 2-1 is solved by thermal evaporation in 8 and solution pump C 12-9, embedded magnet steel 1-1 and brake disc spiral flow deflector
Reaction, heat absorption are inhaled, generated water vapour is store along steam return pipeline A 1-5 and steam return pipeline B 2-6 to condensation respectively
Water fills in 12-1, absorbing reaction occurs, heat release, weak solution is along solution return line A 1-4 and solution return line B 2-5 to one
In body solution hold-up tank 12-3, working medium (chemical solution) circulation loop by coil and brake disc system caused by the equal band of heat
12-1 and integrated solution hold-up tank 12-3 are filled to condensation water storage, forced convection occurs with the air of fan 12-5 drivings, to
Heat is drained into ambient enviroment, realizes the function of cooling protection.
The present invention utilizes the characteristics of absorption-type energy-accumulation of chemical solution, is stored and is released by the reversible change of energy accumulation working medium
Exoergic amount, desorption process be fill can process, the weak solution in integrated solution hold-up tank absorb outside heat become concentrated solution and
Gaseous refrigerant, condensed refrigerant are stored in liquid form in condensation water storage filling, and the concentrated solution after parsing is stored in embedding
Enter in formula magnet steel and brake disc spiral flow deflector, absorption process is radiation processes, the liquid refrigeration being stored in condensation water storage filling
Agent (aqueous solution) is gasified, and is inhaled with the concentrated solution (i.e. chemical solution) in embedded magnet steel and brake disc spiral flow deflector
It receives to react and discharge heat generation weak solution and be stored in integrated solution hold-up tank.In the present embodiment, embedded magnet steel 1-1 and
Chemical solution built-in in 2-1 is lithium-bromide solution in brake disc spiral flow deflector, but is not limited only to above-mentioned solution, be may be implemented
The chemical solution of desorption and absorbing reaction.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of electric vehicle embedded hub motor integrated thermal management system based on chemical solution, which is characterized in that including
Embedded magnet steel cooling system (1) and brake disc spiral flow deflector cooling system (2)；
The embedded magnet steel cooling system (1) includes embedded magnet steel (1-1), solenoid valve A (1-2), temperature sensor A (1-
3), solution return line (1-4), steam return pipeline A (1-5), condensation water storage fill (12-1), solution pump A (12-2), integration
Solution hold-up tank (12-3), boost pump (12-4), fan (12-5), power supply (12-6), controller (12-7), solution pump B (12-
8) and solution pump C (12-9), the embedded magnet steel (1-1) are equipped with the temperature sensor A (1-3), the embedded magnetic
Steel (1-1) is connected by the solution return line (1-4) with the integrated solution hold-up tank (12-3), the embedded magnetic
Steel (1-1) fills (12-1) with the condensation water storage by the steam return pipeline A (1-5) and is connected, and the condensation water storage fills
The pipeline that (12-1) is connected with described integrated solution hold-up tank (12-3) internal solution is equipped with the boost pump (12-4), and
The fan (12-5) is equipped with outside the pipeline, the condensation water storage fills (12-1) and the integrated solution hold-up tank (12-3)
Between be equipped with the solution pump A (12-2), it is described integration solution hold-up tank (12-3) and the embedded magnet steel (1-1) between
It is equipped with the solution pump B (12-8) and the solenoid valve A (1-2) successively, and on the pipeline at the both ends the solution pump B (12-8) simultaneously
Connection is equipped with the solution pump C (12-9)；
The brake disc spiral flow deflector cooling system (2) includes the brake disc spiral flow deflector for being close to interior brake surfaces of revolution setting
(2-1), solenoid valve B (2-2), temperature sensor B (2-3), gas-liquid separator (2-4), solution return line B (2-5), steam return
Return pipe road B (2-6), condensation water storage fill (12-1), solution pump A (12-2), integrated solution hold-up tank (12-3), boost pump (12-
4), fan (12-5), power supply (12-6), controller (12-7), solution pump B (12-8), solution pump C (12-9), the brake disc
The temperature sensor B (2-3), the brake disc spiral flow deflector (2-1) and the gas are provided on spiral flow deflector (2-1)
The liquid-inlet of liquid/gas separator (2-4) is connected, and the liquid outlet of the gas-liquid separator (2-4) passes through the solution return line
B (2-5) is connected with the integrated solution hold-up tank (12-3), and the gas vent of the gas-liquid separator (2-4) is described in
Steam return pipeline B (2-6) and the condensation water storage fill (12-1) and are connected, the brake disc spiral flow deflector (2-1) and described
The solenoid valve B (2-2) is set between solenoid valve A (1-2)；
The power supply (12-6), solenoid valve A (1-2), the solenoid valve B (2-2), the temperature sensor A (1-3), temperature pass
Sensor B (2-3), the solution pump B (12-8) and the solution pump C (12-9) are connected with the controller (12-7).
2. electric vehicle embedded hub motor integrated thermal management system according to claim 1, which is characterized in that described
Embedded magnet steel (1-1) and the temperature sensor A (1-3), the solution return line A (1-4), the steam return pipeline
A (1-5), the power supply (12-6), the controller (12-7), the solution pump B (12-8), the solution pump C (12-9) and
The solenoid valve A (1-2) forms circulation loop, and the embedded magnet steel (1-1) is desorbed by its internal chemical solution
Reaction, by heat caused by the coil windings wound in wheel hub motor stator core take to condensation water storage filling (12-1) and
In the integration solution hold-up tank (12-3), and forced convection occurs with the air of the fan (12-5) driving, by heat
From wheel hub motor internal migration to ambient enviroment；
It is the brake disc spiral flow deflector (2-1), the gas-liquid separator (2-4), the solution return line B (2-5), described
Steam return pipeline B (2-6), the power supply (12-6), the controller (12-7), the solution pump B (12-8) and the electricity
Magnet valve B (2-2) forms circulation loop, and the brake disc spiral flow deflector (2-1) is desorbed by its internal chemical solution
Reaction, the heat that disc system generates that will brake take the condensation water storage to and fill (12-1) and the integrated solution hold-up tank (12-
3) in, and forced convection occurs with the air of the fan (12-5) driving, by heat from wheel hub motor internal migration to surrounding
Environment.
3. electric vehicle embedded hub motor integrated thermal management system according to claim 2, which is characterized in that work as institute
When stating controller (12-7) and collecting temperature sensor A (1-3) signal, the controller (12-7) starts the solenoid valve
By thermal evaporation desorption is occurred for A (1-2) and the solution pump B (12-8), the chemical solution in the embedded magnet steel (1-1) anti-
It answers, absorbs heat, generated water vapour fills (12-1) along the steam return pipeline A (1-5) to the condensation water storage, absorbs
Reaction, heat release, weak solution is along the solution return line A (1-4) to the integrated solution hold-up tank (12-3)；
When the controller (12-7) collects temperature sensor B (2-3) signal, the controller (12-7) starts institute
State solenoid valve B (2-2) and the solution pump B (12-8), the chemical solution of (2-1) is heated in the brake disc spiral flow deflector steams
Hair, occurs desorption reaction, heat absorption, and generated water vapour is filled along the steam return pipeline B (2-6) to the condensation water storage
In (12-1), absorbing reaction occurs, heat release, weak solution is along the solution return line B (2-5) to the integrated solution storage
In tank (12-3)；
When the controller (12-7) while collecting the temperature sensor A (1-3) and the temperature sensor B (2-3) letters
Number when, the controller (12-7) starts the solenoid valve A (1-2) and the solenoid valve B (2-2), opens simultaneously the solution
B (12-8) and the solution pump C (12-9) is pumped, in the embedded magnet steel (1-1) and the brake disc spiral flow deflector (2-1)
Chemical solution by thermal evaporation, desorption reaction occurs, heat absorption, generated water vapour is respectively along the steam return pipeline A (1-
5) it is filled in (12-1) to the condensation water storage with the steam return pipeline B (2-6), absorbing reaction, heat release, weak solution edge occurs
In the solution return line A (1-4) and the solution return line B (2-5) to the integrated solution hold-up tank (12-3).
4. electric vehicle embedded hub motor integrated thermal management system according to claim 1, which is characterized in that described
Embedded magnet steel (1-1) is built-in with micro-channel solution generator, the inlet (1-1-1) of the micro-channel solution generator and institute
The chemical solution stated in embedded magnet steel (1-1) is entered by the inlet (1-1-1) inside micro-channel solution generator
Micro-channel circular response, liquid outlet (1-1-6) and the solution recurrent canal of the weak solution by the micro-channel solution generator
Road (1-4), which is connected, enters the integrated solution hold-up tank (12-3), and vapor is gone out by the micro-channel solution generator
Steam ports (1-1-7) is connected with the steam return pipeline A (1-5) fills (12-1) into the condensation water storage.
5. electric vehicle embedded hub motor integrated thermal management system according to claim 4, which is characterized in that described
Micro-channel solution generator includes left cover (1-1-2), partition board (1-1-4) and the right cover plate (1-1-5) that punching successively laminates, institute
It states and inlet (1-1-1) is set on left cover (1-1-2), liquid outlet (1-1-6) is set on the right cover plate (1-1-5) and goes out vapour
Mouthful (1-1-7), between the left cover (1-1-2) and partition board (1-1-4) with the partition board (1-1-4) and the right cover plate (1-
Micro-channel flow pattern control sheet (1-1-3) is both provided between 1-5).
6. electric vehicle embedded hub motor integrated thermal management system according to claim 5, which is characterized in that described
Micro-channel flow pattern control sheet (1-1-3) is disposed with the cold liquid device (1-1-3-1) of microflute trace gather and several slots on vertically
Hole (1-1-3-3), in the horizontal direction on be provided with micro-channel heat collecting liquid device (1-1-3-4), the cold liquid device (1-1- of microflute trace gather
3-1) between a slot (1-1-3-3), between adjacent several slots (1-1-3-3) and another slot (1-1-3-3)
Side is both provided with several micro-channels (1-1-3-6), the cold liquid device (1-1-3-1) of microflute trace gather and several micro-channels
(1-1-3-6) is connected by micro-channel cooling liquid tube road (1-1-3-5), and the micro-channel heat collecting liquid device (1-1-3-4) is if with described
Dry micro-channel (1-1-3-6) is connected by micro-channel hydrothermal solution pipeline (1-1-3-2)；
It is both provided on the left cover (1-1-2) and the right cover plate (1-1-5) and the micro-channel flow pattern control sheet (1-1-
3) corresponding several slots (1-1-3-3)；
The cold liquid device of microflute trace gather corresponding with micro-channel flow pattern control sheet (1-1-3) is provided on the partition board (1-1-4)
(1-1-3-1), several slots (1-1-3-3) and micro-channel heat collecting liquid device (1-1-3-4).
7. electric vehicle embedded hub motor integrated thermal management system according to claim 6, which is characterized in that described
Left cover (1-1-2), the micro-channel flow pattern control sheet (1-1-3), the partition board (1-1-4) and the right cover plate (1-1-5)
On be respectively provided with two slots (1-1-3-3).
8. electric vehicle embedded hub motor integrated thermal management system according to claim 6, which is characterized in that described
The width of the cold liquid device (1-1-3-1) of microflute trace gather and the micro-channel heat collecting liquid device (1-1-3-4) is 3-5mm, the micro-channel
The width of cooling liquid tube road (1-1-3-5) and the micro-channel hydrothermal solution pipeline (1-1-3-2) is 85-100um, the micro-channel (1-
Width 1-3-6) is 50-85um.
9. electric vehicle embedded hub motor integrated thermal management system according to claim 1, which is characterized in that described
Chemical solution built-in in (2-1) is lithium-bromide solution in embedded magnet steel (1-1) and the brake disc spiral flow deflector.
10. electric vehicle embedded hub motor integrated thermal management system according to claim 1, which is characterized in that institute
It includes pipe (5-1-1) and the spiral flow deflector (5- of the pipe (5-1-1) inside to state brake disc spiral flow deflector (2-1)
2-2)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810347076.XA CN108556821B (en) | 2018-04-18 | 2018-04-18 | Embedded wheel hub motor comprehensive heat management system of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810347076.XA CN108556821B (en) | 2018-04-18 | 2018-04-18 | Embedded wheel hub motor comprehensive heat management system of electric automobile |
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| Publication Number | Publication Date |
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| CN108556821A true CN108556821A (en) | 2018-09-21 |
| CN108556821B CN108556821B (en) | 2020-05-22 |
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| CN201810347076.XA Expired - Fee Related CN108556821B (en) | 2018-04-18 | 2018-04-18 | Embedded wheel hub motor comprehensive heat management system of electric automobile |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103378667A (en) * | 2012-04-26 | 2013-10-30 | 西门子公司 | A stator segment for cooling and supporting an electro-mechanical machine, especially for wind turbine application |
| CN103391799A (en) * | 2010-08-10 | 2013-11-13 | 佐治亚科技研究公司 | Vapor-liquid heat and/or mass exchange device |
| CN204623116U (en) * | 2015-05-30 | 2015-09-09 | 谷伟 | A kind of automobile electrical motor car wheel |
| CN205533914U (en) * | 2016-03-16 | 2016-08-31 | 云南科威液态金属谷研发有限公司 | Brake block and be equipped with car of this brake block |
| CN205882115U (en) * | 2016-05-20 | 2017-01-11 | 广东工业大学 | Microchannel battery heat managing system based on waste heat recovery |
-
2018
- 2018-04-18 CN CN201810347076.XA patent/CN108556821B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103391799A (en) * | 2010-08-10 | 2013-11-13 | 佐治亚科技研究公司 | Vapor-liquid heat and/or mass exchange device |
| CN103378667A (en) * | 2012-04-26 | 2013-10-30 | 西门子公司 | A stator segment for cooling and supporting an electro-mechanical machine, especially for wind turbine application |
| CN204623116U (en) * | 2015-05-30 | 2015-09-09 | 谷伟 | A kind of automobile electrical motor car wheel |
| CN205533914U (en) * | 2016-03-16 | 2016-08-31 | 云南科威液态金属谷研发有限公司 | Brake block and be equipped with car of this brake block |
| CN205882115U (en) * | 2016-05-20 | 2017-01-11 | 广东工业大学 | Microchannel battery heat managing system based on waste heat recovery |
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| CN108556821B (en) | 2020-05-22 |
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