CN109591549A - A kind of new-energy automobile heavy-duty motor thermal management and management method - Google Patents
A kind of new-energy automobile heavy-duty motor thermal management and management method Download PDFInfo
- Publication number
- CN109591549A CN109591549A CN201811448041.1A CN201811448041A CN109591549A CN 109591549 A CN109591549 A CN 109591549A CN 201811448041 A CN201811448041 A CN 201811448041A CN 109591549 A CN109591549 A CN 109591549A
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- Prior art keywords
- driving motor
- motor
- radiator
- electric
- hot water
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- 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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H1/2215—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00385—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell
- B60H1/00392—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell for electric vehicles having only electric drive means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/02—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant
- B60H1/04—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant from cooling liquid of the plant
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a kind of new-energy automobile heavy-duty motor thermal management and management methods.Management system includes driving motor, ptc heater, electric water pump, first electric check valve, hot water radiation, air blower and interior evaporator, cooling passage one end of the driving motor is connected by one end of first pipe and hot water radiation, the electric water pump, first electric check valve and ptc heater are sequentially arranged in first pipe, described electric water pump one end and cooling passage one end of driving motor connect, the cooling passage other end of the driving motor is connected by the other end of second pipe and hot water radiation, the air blower is set to the side of hot water radiation, the car evaporator is set to the other side of hot water radiation.The heat recovery that the present invention can enable automobile generate driving motor when winter-spring season uses is utilized to cockpit, will reduce the energy consumption of ptc heater, increases automobile in winter course continuation mileage.
Description
Technical field
The present invention relates to automotive fields, more specifically, in particular to a kind of new-energy automobile heavy-duty motor heat pipe
Reason system and management method.
Background technique
Global energy and environmental system face huge challenge, and automobile is big as consumption of petroleum and CO2 emission
Family needs to carry out revolutionary change.New-energy automobile development in the whole world has formd common recognition at present, on long terms, including
Pure electric drive including pure electric vehicle, fuel cell technology by be new-energy automobile major technique direction, in a short time, oil electricity is mixed
Conjunction, plug-in hybrid will be important transition route.Domestic Automotive Industry is using pure electric drive as the main of technology shifts
Strategic direction, key breakthrough battery, motor and electronic control technology promote pure electric automobile, plug-in hybrid-power automobile industrialization
Foring with three pure electric vehicle, oil electric mixed dynamic, fuel cell technology paths is " three is vertical ", with power accumulator, driving electricity
Three kinds of machine, power assembly control system common technologies are that the electric car of " three is horizontal " researches and develops pattern.
Traditional air conditioning for automobiles is warmed oneself using the waste heat of engine, but electric car especially pure electric automobile is no longer sharp
With the waste heat of engine, this just need it is a kind of can freeze but also the car air-conditioner of heating, the energy consumption part of air-conditioning system
The main energy sources consumption of mainly refrigeration system and heating system, refrigeration system is concentrated on the compressor, and consumption machine is generally required
High-grade energy such as tool energy or electric energy;The energy-output ratio of heating system is larger, but its to can use waste heat etc. low
The energy of grade, therefore the technical solution of air-conditioning system should be reasonably selected according to the energy source configuration situation of vehicle.With fuel-engined vehicle
It compares, has a higher requirement to the energy-efficient of new-energy automotive air-conditioning system, meanwhile, new-energy automotive air-conditioning system is necessary
Solve refrigeration, heating two large problems.
The power of motor of pure electric vehicle special-purpose vehicle is big, and power loss is big, and becoming thermal energy can only lose in vain, energy loss
Greatly.Electric car relies primarily on PTC heating in the heating of winter cockpit, big to the electric quantity consumption of battery, to course continuation mileage shadow
It rings big.In winter, as can the heat recovery that motor is generated is utilized to cockpit, the energy consumption of winter PTC will be reduced, is increased
Vehicle is in winter course continuation mileage.
Summary of the invention
The purpose of the present invention is to provide a kind of new-energy automobile heavy-duty motor thermal management and management method, with
Overcome the problems of prior art.
In order to achieve the above object, The technical solution adopted by the invention is as follows:
A kind of new-energy automobile heavy-duty motor thermal management, including driving motor and ptc heater further include
Electric water pump, the first electric check valve, hot water radiation, air blower and interior evaporator, the coolant liquid of the driving motor are logical
Road one end is connected by one end of first pipe and hot water radiation, the electric water pump, the first electric check valve and PTC heating
Device is sequentially arranged in first pipe, cooling passage one end connection of described electric water pump one end and driving motor, the driving
The cooling passage other end of motor is connected by the other end of second pipe and hot water radiation, and the air blower is set to hot-water heating
The side of radiator, the car evaporator are set to the other side of hot water radiation.
It further, further include heat dissipation circulating system, the heat dissipation circulating system includes driving motor radiator, air-conditioning cold
One end of condenser, condensation fan, the second electric check valve and driving motor temperature sensor, the driving motor radiator passes through
The other end of the connection of the other end of third pipeline and electric water pump, the driving motor radiator passes through the 4th pipeline and driving electricity
The cooling passage other end of machine connects, and the driving motor temperature sensor is set to cooling passage one end of driving motor,
The condensation fan is set to the side of driving motor radiator, and the air-conditioning condenser is set to the another of driving motor radiator
Side.
Further, one end of the air-conditioning condenser is connect by heating power expansion valve with one end of interior evaporator, institute
The other end for stating air-conditioning condenser is connect by motor compressor with the other end of interior evaporator, the air-conditioning condenser and electricity
High and low voltage switch is also connected between dynamic compressor.
Further, the side on the second pipe close to driving motor is additionally provided with expansion water supply tank.
Further, the hot water radiation includes radiator body, and the radiator body is equipped with inlet and outlet,
The side of the outlet is equipped with drainage stopper, and the upper end of the radiator body is equipped with installation card, under the radiator body
End is equipped with positioning column, is additionally provided with temperature-sensing probe mounting hole on the radiator body.
The present invention also provides a kind of management method of new-energy automobile heavy-duty motor thermal management, the management methods
Including heat dissipation circulating working mode and thermal energy recovery operation mode,
The heat dissipation circulating working mode are as follows: in summer and autumn, driving motor need of work radiates, driving motor temperature
Degree sensor sensing reaches setting value to motor coolant temperature, and the second electric check valve is opened, and the first electric check valve is closed,
Electric water pump starting, motor coolant liquid are recycled to driving motor radiator and are radiated by the condensation fan of air-conditioning system,
Export motor heat;
The thermal energy recovery operation mode are as follows: in winter-spring season, when crew module needs heating, open ptc heater and carry out
Heating, driving motor temperature sensor are sensing that motor coolant liquid rises to certain temperature, and the second electric check valve is closed,
First electric check valve is opened, and electric water pump starting, motor coolant liquid is recycled to hot water radiation, is radiated by air blower
Heating.
Further, in thermal energy recovery operation mode, when crew module's temperature rises to set temperature, ptc heater
It closes, carries out crew module's heating using the heat that driving motor recycles.
Compared with the prior art, the advantages of the present invention are as follows: the present invention provides a kind of new-energy automobile heavy-duty motors
Thermal management and management method, the heat recovery for enabling automobile to generate driving motor when winter-spring season uses to driving
Cabin utilizes, and will reduce the energy consumption of ptc heater, increases automobile in winter course continuation mileage;And in summer and autumn, can directly it lead to
The thermal energy of driving motor is discharged motor radiator of overdriving.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the frame diagram of new-energy automobile heavy-duty motor thermal management of the present invention.
Fig. 2 is the structure chart of hot water radiation in new-energy automobile heavy-duty motor thermal management of the present invention.
Description of symbols: 1 driving motor radiator, 2 air-conditioning condensers, 3 condensation fans, 4 electric water pumps, 5 driving electricity
Machine, 6 first electric check valves, 7 second electric check valves, 8PTC heater, 9 hot water radiations, 10 air blowers, 11 electric compressors
Machine, 12 high and low voltage switches, 13 heating power expansion valves, 14 interior evaporators, 15 cockpit return air temperature sensors, 16 driving motor temperature
Degree sensor, 17 expansion water supply tanks, 20, radiator body, 21, import, 22, outlet, 23, drainage stopper, 24, positioning column, 25,
Temperature-sensing probe mounting hole, 26, installation card.
Specific embodiment
The preferred embodiment of the present invention is described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
As shown in fig.1, the present invention provides a kind of new-energy automobile heavy-duty motor thermal management, including driving electricity
Machine 5, ptc heater 8, electric water pump 4, the first electric check valve 6, hot water radiation 9, air blower 10 and interior evaporator 14,
Cooling passage one end of the driving motor 5 is connect by first pipe with one end of hot water radiation 9, the electric water pump
4, the first electric check valve 6 and ptc heater 8 are sequentially arranged in first pipe, described 4 one end of electric water pump and driving motor 5
The connection of cooling passage one end, the cooling passage other end of the driving motor 5 passes through second pipe and hot water radiation 9
The other end connection, the air blower 10 be set to hot water radiation 9 side, it is described car evaporator 14 be set to hot water radiation
9 other side.
The present invention further comprises heat dissipation circulating system, and the heat dissipation circulating system includes driving motor radiator 1, sky
Adjust condenser 2, condensation fan 3, the second electric check valve 7 and driving motor temperature sensor 16, the driving motor radiator 1
One end connect with the other end of electric water pump 4 by third pipeline, the other end of the driving motor radiator 1 passes through the 4th
Pipeline is connect with the cooling passage other end of driving motor 5, and the driving motor temperature sensor 16 is set to driving motor 5
Cooling passage one end, the condensation fan 3 are set to the side of driving motor radiator 1, and the air-conditioning condenser 2 is set to driving
The other side of motor radiator 1.
Wherein, one end of the air-conditioning condenser 2 is connect by heating power expansion valve 13 with one end of interior evaporator 14, institute
The other end for stating air-conditioning condenser 2 is connect by motor compressor 11 with the other end of interior evaporator 14, the air conditioner condensation
High and low voltage switch 12 is also connected between device 2 and motor compressor 11.
Side on the second pipe close to driving motor 5 is additionally provided with expansion water supply tank 17.
The operating mode of thermal management of the invention includes: heat dissipation circulating working mode and thermal energy recovery operation mould
Formula.
Hot water radiation in the present invention is existing directly to be bought, and structure chart is as shown in Figure 2.The hot-water heating dissipates
Hot device includes radiator body 20, and the radiator body 20 is equipped with import 21 and outlet 22, and the side of the outlet 22 is set
There is drainage stopper 23, the upper end of the radiator body 20 is equipped with installation card 26, and it is fixed that the lower end of the radiator body 20 is equipped with
Position column 24, is additionally provided with temperature-sensing probe mounting hole 25 on the radiator body 20.
The heat dissipation circulating working mode are as follows: in summer and autumn, 5 need of work of driving motor radiates, driving electricity
Machine temperature sensor 16 senses that motor coolant temperature reaches setting value, and the second electric check valve 7 is opened, the first electronic cut-off
Valve 6 is closed, and electric water pump 4 starts, and motor coolant liquid is recycled to driving motor radiator 1 and the condensation fan by air-conditioning system
3 radiate, and export motor heat;
The thermal energy recovery operation mode are as follows: in winter-spring season, when crew module needs heating, open ptc heater 8 into
Row heating, driving motor temperature sensor 16 are sensing that motor coolant liquid rises to certain temperature, the second electric check valve 7
It closes, the first electric check valve 6 is opened, and electric water pump 4 starts, and motor coolant liquid is recycled to hot water radiation 9, passes through air blower
10 carry out heat dissipation heating, and when crew module's temperature rises to set temperature, ptc heater 8 is closed, and are recycled using driving motor 5
Heat carry out crew module's heating.
The present invention controls the air conditioner condensation that coolant liquid flows to headstock when summer and autumn not needing motor heat, through valve
Device radiates to driving motor, when winter-spring season needs motor heat to heat crew module, is controlled by valve cold
But liquid stream radiates to cockpit evaporator, heats to crew module, while installing a small-power ptc heater and carrying out assisting adding
Heat.Ensure quickly to heat and defrosting-defogging reaches laws and regulations requirement.
The present invention is described below and applies the effect in electronic light truck.
The driving motor parameter of electronic light truck are as follows:
The rated power 75KW of the driving motor of electronic light truck.
Driving motor and automatically controlled efficiency are 92%, loss power 75KW*8%=6KW.
It is 50% that loss power, which is converted to heat energy efficiency, thermal energy 6KW*50%=3KW.
It is expected that recuperable thermal power is 3KW, original car PTC heating power need to use 5KW, now can be using 2KW's
Ptc heater heats.Per hour save 3 ° of electric energy, light truck be expected to be power consumption be 30 degree electricity/hundred kilometers, saving electric energy can mention
Height continuation of the journey 10%, always continue a journey 240KM, it is contemplated that can promote 10% course continuation mileage 24KM.Implementation through the invention, Ke Yigeng
The course continuation mileage of the good electronic light truck of raising, more saving energy.
Although the embodiments of the invention are described in conjunction with the attached drawings, but patent owner can be in appended claims
Within the scope of make various deformations or amendments, as long as it does not exceed the scope of protection described in the claims to the invention, all should
Within protection scope of the present invention.
Claims (7)
1. a kind of new-energy automobile heavy-duty motor thermal management, including driving motor and ptc heater, feature exist
In: it further include electric water pump, the first electric check valve, hot water radiation, air blower and interior evaporator, the driving motor
Cooling passage one end is connected by one end of first pipe and hot water radiation, the electric water pump, the first electric check valve
It is sequentially arranged in first pipe with ptc heater, cooling passage one end connection of described electric water pump one end and driving motor,
The cooling passage other end of the driving motor is connected by the other end of second pipe and hot water radiation, the air blower
Set on the side of hot water radiation, the car evaporator is set to the other side of hot water radiation.
2. new-energy automobile heavy-duty motor thermal management according to claim 1, it is characterised in that: further include dissipating
Heat circulating system, the heat dissipation circulating system include driving motor radiator, air-conditioning condenser, condensation fan, second electronic section
Only valve and driving motor temperature sensor, one end of the driving motor radiator are another by third pipeline and electric water pump
The other end of end connection, the driving motor radiator is connected by the cooling passage other end of the 4th pipeline and driving motor
It connects, the driving motor temperature sensor is set to cooling passage one end of driving motor, and the condensation fan is set to driving electricity
The side of machine radiator, the air-conditioning condenser are set to the other side of driving motor radiator.
3. new-energy automobile heavy-duty motor thermal management according to claim 2, it is characterised in that: the air-conditioning
One end of condenser is connect by heating power expansion valve with one end of interior evaporator, and the other end of the air-conditioning condenser passes through electricity
Dynamic compressor is connect with the other end of interior evaporator, is also connected with high-low pressure between the air-conditioning condenser and motor compressor
Switch.
4. new-energy automobile heavy-duty motor thermal management according to claim 2, it is characterised in that: described second
Side on pipeline close to driving motor is additionally provided with expansion water supply tank.
5. new-energy automobile heavy-duty motor thermal management according to claim 1, it is characterised in that: the hot-water heating
Radiator includes radiator body, and the radiator body is equipped with inlet and outlet, and it is stifled that the side of the outlet is equipped with draining
Head, the upper end of the radiator body are equipped with installation card, and the lower end of the radiator body is equipped with positioning column, the radiator sheet
Temperature-sensing probe mounting hole is additionally provided on body.
6. a kind of management method of new-energy automobile heavy-duty motor thermal management, it is characterised in that: the management method packet
Include heat dissipation circulating working mode and thermal energy recovery operation mode;
The heat dissipation circulating working mode are as follows: in summer and autumn, driving motor need of work radiates, and driving motor temperature passes
Sensor senses that motor coolant temperature reaches setting value, and the second electric check valve is opened, and the first electric check valve is closed, electronic
Water pump starting, motor coolant liquid are recycled to driving motor radiator and are radiated by the condensation fan of air-conditioning system, export
Motor heat;
The thermal energy recovery operation mode are as follows: in winter-spring season, when crew module needs heating, opens ptc heater and carry out heating,
Driving motor temperature sensor is sensing that motor coolant liquid rises to certain temperature, and the second electric check valve is closed, first
Electric check valve is opened, and electric water pump starting, motor coolant liquid is recycled to hot water radiation, carries out heat dissipation system by air blower
It is warm.
7. the management method of new-energy automobile heavy-duty motor thermal management according to claim 6, feature exist
In: in thermal energy recovery operation mode, when crew module's temperature rises to set temperature, ptc heater is closed, and uses driving electricity
The heat of machine recycling carries out crew module's heating.
Priority Applications (1)
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CN201811448041.1A CN109591549A (en) | 2018-11-29 | 2018-11-29 | A kind of new-energy automobile heavy-duty motor thermal management and management method |
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CN201811448041.1A CN109591549A (en) | 2018-11-29 | 2018-11-29 | A kind of new-energy automobile heavy-duty motor thermal management and management method |
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CN201811448041.1A Pending CN109591549A (en) | 2018-11-29 | 2018-11-29 | A kind of new-energy automobile heavy-duty motor thermal management and management method |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111746297A (en) * | 2020-05-29 | 2020-10-09 | 广汽新能源汽车有限公司 | New energy automobile motor system of preheating, vehicle thermal management system and new energy automobile |
CN112428784A (en) * | 2020-12-02 | 2021-03-02 | 苏州博威科制冷科技有限公司 | Air conditioner heating system of pure electric vehicle |
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CN107901730A (en) * | 2017-12-08 | 2018-04-13 | 珠海长欣汽车智能系统有限公司 | A kind of vehicle temperature control system with check valve |
CN108215713A (en) * | 2017-12-25 | 2018-06-29 | 珠海长欣汽车智能系统有限公司 | A kind of new-energy automobile temperature control system |
CN208006689U (en) * | 2018-02-05 | 2018-10-26 | 珠海长欣汽车智能系统有限公司 | A kind of battery case heating system of new-energy automobile |
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2018
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2014167286A (en) * | 2013-02-28 | 2014-09-11 | Iseki & Co Ltd | Work vehicle |
CN107901730A (en) * | 2017-12-08 | 2018-04-13 | 珠海长欣汽车智能系统有限公司 | A kind of vehicle temperature control system with check valve |
CN108215713A (en) * | 2017-12-25 | 2018-06-29 | 珠海长欣汽车智能系统有限公司 | A kind of new-energy automobile temperature control system |
CN208006689U (en) * | 2018-02-05 | 2018-10-26 | 珠海长欣汽车智能系统有限公司 | A kind of battery case heating system of new-energy automobile |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111746297A (en) * | 2020-05-29 | 2020-10-09 | 广汽新能源汽车有限公司 | New energy automobile motor system of preheating, vehicle thermal management system and new energy automobile |
CN111746297B (en) * | 2020-05-29 | 2021-11-30 | 广汽埃安新能源汽车有限公司 | Vehicle thermal management system and new energy automobile |
CN112428784A (en) * | 2020-12-02 | 2021-03-02 | 苏州博威科制冷科技有限公司 | Air conditioner heating system of pure electric vehicle |
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Application publication date: 20190409 |