CN106314072A - Thermal management system for range extender of electric car - Google Patents
Thermal management system for range extender of electric car Download PDFInfo
- Publication number
- CN106314072A CN106314072A CN201610781914.5A CN201610781914A CN106314072A CN 106314072 A CN106314072 A CN 106314072A CN 201610781914 A CN201610781914 A CN 201610781914A CN 106314072 A CN106314072 A CN 106314072A
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- Prior art keywords
- port
- control valve
- range extender
- electric
- heat management
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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
- B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
- B60H1/00278—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit for the battery
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/27—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by heating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Hybrid Electric Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a thermal management system for the range extender of an electric car, and relates to the technical field of electric car thermal control systems. The thermal management system for the range extender of the electric car comprises an electric driving cooling device which is used for cooling the operating temperature of electrical equipment in the electric car, and supplying a high temperature cooling liquid which is required for preheating for the range extender, and an engine water jacket which is used for preheating the range extender which is not started with the high temperature cooling liquid of the electric driving cooling device when the electric quantity of the electric car is reduced to a given threshold value. According to the thermal management system for the range extender of the electric car, a cooling liquid is used to absorb the excess heat and waste heat of the electromotor and electrical apparatus elements of the electric car, so as to preheat the range extender which is not started, thus the starting performance of the range extender is improved, fuel consumption is reduced and pollutant discharge is reduced.
Description
Technical field
The present invention relates to electric automobile thermal control system technical field, particularly relate to a kind of range extender of electric vehicle heat pipe
Reason system.
Background technology
Due to the shortage of petroleum resources and going from bad to worse so that people have to take into account that from traditional combustion engine vapour of environment
Car makes the transition to new-energy automobile, and stroke-increasing electric automobile is born the most in this context, and it effectively compensate for pure electronic vapour
The problem that car course continuation mileage is not enough, but it there is also fuel oil consumption and emission problem simultaneously.Send out owing to distance increasing unit is exactly one
Motivation, it only just starts less than minimum limit value at battery electric quantity, and its operating point is single, and typically load in middling speed, opens just
Under dynamic state, engine speed is higher, and warm-up period is long, does not reaches due to coolant and lubricating oil temperature in the process
Not high enough to normal level, air inlet and combustion system surface temperature, mixed Daqu is uniform not, incomplete combustion, emission
In containing substantial amounts of Hydrocarbon and carbon monoxide, environment and human health are caused high risks, and due to low temperature
Lower engine oil viscosity is low causes engine friction horsepower big, and oil consumption is higher.
Summary of the invention
It is an object of the present invention to overcome prior art defect, it is provided that one can preheat distance increasing unit, and fall in advance
The range extender of electric vehicle heat management system of low automobile fuel consumption and discharge.
A kind of electric drive cooling system by electric automobile independence of offer and distance increasing unit are provided
Pre-heating system effectively combines, and improves the range extender of electric vehicle heat management system of heat energy service efficiency.
Especially, the invention provides a kind of range extender of electric vehicle heat management system, right before starting at distance increasing unit
It preheats, including:
Electric drive chiller, for cooling down the operating temperature of the electric equipment within described electric automobile, and to described
Distance increasing unit provides preheating required high temperature coolant；
Engine water jacket, when described electric automobile electricity is reduced to set threshold value, utilizes described electric drive chiller
High temperature coolant not actuated described distance increasing unit is preheated.
Further, described electric drive chiller is cooling circuit, including sequentially pass through pipeline connect electronic water pump,
Electric machine controller heat exchanger, electromotor heat exchanger, control valve and radiator, wherein, described control valve has first to fourth end
Mouthful, the first port of described control valve and the 3rd port correspondence connect described heating element heat exchanger and described radiator；
Described engine water jacket has water inlet and outlet, and the second port of described control valve and the 4th port correspondence are even
Connect water inlet and the outlet of described engine water jacket；
Preferably, described engine water jacket has independent cooling system and cools down it.
Further, also including heat management device, described heat management device is in different by controlling described control valve
Connection status, it is achieved being turned on and off of described distance increasing unit preheating.
Further, described heat management device includes the electricity that the electronic control unit ECU with described electric automobile is connected
Table, described heat management device arranges described control by the information about power of the described voltameter that described electronic control unit ECU obtains
The duty of valve processed.
Further, the battery electric quantity SOC of described electric automobile has setting battery charge level SOCp and minimum limit value
SOCmin, as SOC > SOCp time, signal is passed to described electronic control unit ECU, described Electronic Control list by described voltameter
Unit ECU outputs signal to described control valve, it is achieved the first port of described control valve and the connection of the 3rd port, described engine water
Set is off with electric drive chiller.
Further, as SOC≤SOCp, signal is passed to described electronic control unit ECU by described voltameter, described
Electronic control unit ECU outputs signal to described control valve, it is achieved the first port of described control valve and the second port connection with
And the 3rd port and the connection of the 4th port, described engine water jacket and electric drive cooling system are in connected state, start as institute
State engine water jacket to preheat.
Further, described heat management device also includes the speed probe being arranged on described distance increasing unit, described rotating speed
Sensor obtains described for the rotating speed of monitoring electromotor in real time, described heat management device by described electronic control unit ECU
The information about power of voltameter and the rotary speed information of described speed probe also arrange the work shape of described control valve on this basis
State.
Further, when battery electric quantity SOC reaches SOCmin, described distance increasing unit starts, described speed probe and institute
State voltameter signal passes to described electronic control unit ECU, described electronic control unit ECU to output signal to described control
Valve, it is achieved the first port of described control valve and the connection of the 3rd port, described engine water jacket is in electric drive chiller
Off-state, described distance increasing unit and described electric drive chiller realize independent cooling.
The range extender of electric vehicle management system of the present invention is by pre-to electric drive chiller and the distance increasing unit of independent automobile
Thermal effectively combines, and utilizes coolant to absorb electric automobile motor and the waste heat of electric elements and used heat to not actuated
Distance increasing unit preheats, and reduces oil consumption and optimizes the purpose of discharge and waste heat and used heat are obtained by.
According to below in conjunction with the accompanying drawing detailed description to the specific embodiment of the invention, those skilled in the art will be brighter
Above-mentioned and other purposes, advantage and the feature of the present invention.
Accompanying drawing explanation
Describe some specific embodiments of the present invention the most by way of example, and not by way of limitation in detail.
Reference identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these
Accompanying drawing is not necessarily drawn to scale.In accompanying drawing:
Fig. 1 is the schematic diagram of one embodiment of the invention range extender of electric vehicle heat management system；
Fig. 2 is the attachment structure schematic diagram under the I in working order of the control valve in the present invention；
Fig. 3 is the attachment structure schematic diagram under the II in working order of the control valve in the present invention.
Detailed description of the invention
Fig. 1 is the schematic diagram of one embodiment of the invention range extender of electric vehicle heat management system.As it is shown in figure 1,
The invention provides a kind of range extender of electric vehicle heat management system, before starting at distance increasing unit, it is preheated, including
Electric drive chiller and engine water jacket.Described electric drive chiller sets for cooling down the electrical equipment within described electric automobile
Standby operating temperature, and provide preheating required high temperature coolant to described distance increasing unit；Described engine water jacket 4 is at described electronic vapour
When car electricity is reduced to set threshold value, utilize the high temperature coolant of described electric drive chiller to not actuated described distance increasing unit
Preheat.
The range extender of electric vehicle management system of the present invention is by pre-to electric drive chiller and the distance increasing unit of independent automobile
Thermal effectively combines, and utilizes coolant to absorb electric automobile motor and the waste heat of electric elements and used heat to not actuated
Distance increasing unit preheats, and reduces oil consumption and optimizes the purpose of discharge and waste heat and used heat are obtained by.
In one embodiment, described electric drive chiller is cooling circuit, including sequentially passing through the electricity that pipeline connects
Sub-water pump 1, electric machine controller heat exchanger 9, electromotor heat exchanger 8, control valve 3 and radiator 2, wherein, described control valve 3 has
First port the 11, second port the 12, the 3rd port 13 and to the 4th port 14, the first port 11 and the 3rd end of described control valve
Mouth 13 is corresponding connects described heating element heat exchanger 8 and described radiators 2；Described engine water jacket 4 has water inlet 41 and water outlet
The corresponding water inlet 41 connecting described engine water jacket of mouth 42, the second port 12 of described control valve and the 4th port 14 and water outlet
Mouth 42；Described engine water jacket 4 has independent cooling system and cools down it.
Electromotor and electric machine controller are cooled down by electric drive chiller by the coolant circulated, low temperature
After coolant flows through transducer, temperature uprises, and can carry out not actuated distance increasing unit after connecting engine water jacket by control valve 3
Preheating, to reducing oil consumption and optimizing the purpose of discharge and make waste heat and used heat be obtained by.
In one embodiment, range extender of electric vehicle heat management system of the present invention also includes heat management device,
Described heat management device is in different connection status by controlling described control valve 3, it is achieved the unlatching of described distance increasing unit preheating
Or close.More specifically, described heat management device includes the electricity that the electronic control unit ECU 6 with described electric automobile is connected
Table 7, described heat management device arranges institute by the information about power of the described voltameter 7 that described electronic control unit ECU 6 obtains
State the duty of control valve 3；Described heat management device also includes the speed probe 5 being arranged on described distance increasing unit, described
Speed probe 5 is for the rotating speed of monitoring electromotor in real time, and described heat management device is obtained by described electronic control unit ECU 6
Take the information about power of described voltameter 7 and the rotary speed information of described speed probe 5 and described control valve 3 is set on this basis
Duty.
The battery electric quantity of electric automobile and engine speed information are to arranging the duty of described control valve 3 to closing weight
, heat management device passes through ammeter 7 and the battery electric quantity of speed probe collection automobile that electronic control unit ECU 6 connects
And rotary speed information, provide foundation for arranging the duty of control valve 3.
Fig. 2 is the attachment structure schematic diagram under the I in working order of the control valve in the present invention, as in figure 2 it is shown, described control
First port 11 of valve connects with the 3rd port 13.Fig. 3 is the attachment structure under the II in working order of the control valve in the present invention
Schematic diagram, as it is shown on figure 3, the first port 11 of described control valve connects with the second port 12 and the 3rd port 13 and the 4th end
Mouth 14 connection.The battery electric quantity SOC of described electric automobile has setting battery charge level SOCp and minimum limit value SOCmin, when
During SOC > SOCp, now automobile power is sufficient, and wheeled is under pure electronic pattern, it is not necessary to starting distance increasing unit, described electricity drives
Dynamic chiller has only to the operating temperature for cooling down the electric equipment within described electric automobile, and described voltameter is by signal
Pass to described electronic control unit ECU 6, described electronic control unit ECU 6 and output signal to described control valve 3, it is achieved institute
The first port 11 stating control valve connects with the 3rd port 13, and described engine water jacket 4 is off.As SOC≤SOCp
Time, automobile needs to preheat distance increasing unit, and signal is passed to described electronic control unit ECU 6 by described voltameter, described
Electronic control unit ECU 6 outputs signal to described control valve 3, it is achieved the first port 11 and the second port 12 of described control valve
Connection and the 3rd port 13 connect with the 4th port 14, and described engine water jacket 4 is in connected state with electric drive chiller
State, starts to preheat for described engine water jacket 4.When battery electric quantity SOC reaches SOCmin, described distance increasing unit starts, institute
State speed probe, with described voltameter, signal is passed to described electronic control unit ECU 6, described electronic control unit ECU
6 output signal to described control valve 3, it is achieved the first port 11 of described control valve connects with the 4th port 14, described electromotor
Water jacket 4 is off with electric drive chiller, and described distance increasing unit and described electric drive chiller realize independent cooling.
Range extender of electric vehicle management system is sentenced according to battery charge level SOCp set and minimum limit value SOCmin
The disconnected connection status arranging running car pattern and electric drive chiller and engine water jacket, utilizes coolant to absorb electronic
Not actuated distance increasing unit is preheated by electric motor of automobile and the waste heat of electric elements and used heat, reduces oil consumption and optimization
Discharge purpose and waste heat and used heat are obtained by.
So far, although those skilled in the art will appreciate that the multiple of the most detailed present invention of illustrate and describing show
Example embodiment, but, without departing from the spirit and scope of the present invention, still can be direct according to present disclosure
Determine or derive other variations or modifications of many meeting the principle of the invention.Therefore, the scope of the present invention is it is understood that and recognize
It is set to and covers other variations or modifications all these.
Claims (8)
1. a range extender of electric vehicle heat management system, preheats it before starting at distance increasing unit, including:
Electric drive chiller, for cooling down the operating temperature of the electric equipment within described electric automobile, and to described increasing journey
Device provides preheating required high temperature coolant；
Engine water jacket (4), when described electric automobile electricity is reduced to set threshold value, utilizes described electric drive chiller
Not actuated described distance increasing unit is preheated by high temperature coolant.
Range extender of electric vehicle heat management system the most according to claim 1, it is characterised in that described electric drive cooling dress
It is set to cooling circuit, including sequentially passing through the electronic water pump (1) of pipeline connection, electric machine controller heat exchanger (9), electromotor heat exchange
Device (8), control valve (3) and radiator (2), wherein, described control valve (3) has first to fourth port (11,12,13,14),
First port (11) of described control valve and the 3rd port (13) correspondence connect described heating element heat exchanger (8) and described radiator
(2)；
Described engine water jacket (4) has water inlet and outlet, second port (12) of described control valve and the 4th port
(14) the corresponding water inlet connecting described engine water jacket and outlet；
Preferably, described engine water jacket (4) has independent cooling system and cools down it.
Range extender of electric vehicle heat management system the most according to claim 1 and 2, it is characterised in that also include heat management
Device, described heat management device is in different connection status by controlling described control valve (3), it is achieved described distance increasing unit preheats
Be turned on and off.
Range extender of electric vehicle heat management system the most according to claim 3, it is characterised in that described heat management device bag
Including the voltameter (7) that the electronic control unit ECU (6) with described electric automobile is connected, described heat management device passes through described electricity
The information about power of the described voltameter (7) that sub-control unit ECU (6) obtains arranges the duty of described control valve (3).
Range extender of electric vehicle heat management system the most according to claim 4, it is characterised in that the electricity of described electric automobile
Pond electricity SOC has setting battery charge level SOCp and minimum limit value SOCmin, as SOC > SOCp time, described voltameter will letter
Number passing to described electronic control unit ECU (6), described electronic control unit ECU (6) outputs signal to described control valve (3),
The first port (11) realizing described control valve connects with the 3rd port (13), described engine water jacket (4) and described electric drive
Chiller is off.
Range extender of electric vehicle heat management system the most according to claim 5, it is characterised in that as SOC≤SOCp, institute
Stating voltameter and signal passes to described electronic control unit ECU (6), described electronic control unit ECU (6) outputs signal to
Described control valve (3), it is achieved first port (11) of described control valve connects with the second port (12) and the 3rd port (13)
Connecting with the 4th port (14), described engine water jacket (4) and described electric drive chiller are in connected state, start as institute
State engine water jacket (4) to preheat.
Range extender of electric vehicle heat management system the most according to claim 6, it is characterised in that described heat management device is also
Including the speed probe (5) being arranged on described distance increasing unit, described speed probe (5) turns for monitoring electromotor in real time
Speed, described heat management device obtains the information about power of described voltameter (7) and described by described electronic control unit ECU (6)
The rotary speed information of speed probe (5) also arranges the duty of described control valve (3) on this basis.
Range extender of electric vehicle heat management system the most according to claim 7, it is characterised in that when battery electric quantity SOC reaches
During to SOCmin, described distance increasing unit starts, and signal is passed to described Electronic Control by described speed probe and described voltameter
Unit ECU (6), described electronic control unit ECU (6) outputs signal to described control valve (3), it is achieved the first of described control valve
Port (11) connects with the 3rd port (13), and described engine water jacket (4) is off with described electric drive chiller,
Described distance increasing unit and described electric drive chiller realize independent cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610781914.5A CN106314072B (en) | 2016-08-30 | 2016-08-30 | A kind of range extender of electric vehicle heat management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610781914.5A CN106314072B (en) | 2016-08-30 | 2016-08-30 | A kind of range extender of electric vehicle heat management system |
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| Publication Number | Publication Date |
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| CN106314072A true CN106314072A (en) | 2017-01-11 |
| CN106314072B CN106314072B (en) | 2019-04-23 |
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| CN201610781914.5A Active CN106314072B (en) | 2016-08-30 | 2016-08-30 | A kind of range extender of electric vehicle heat management system |
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Cited By (9)
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| CN108263202A (en) * | 2017-12-14 | 2018-07-10 | 浙江吉利新能源商用车有限公司 | A kind of more type range extender engine cooling devices |
| CN109459083A (en) * | 2018-09-14 | 2019-03-12 | 武汉科技大学 | A kind of stroke-increasing electric automobile fault diagnosis experiment porch |
| CN110154789A (en) * | 2019-06-06 | 2019-08-23 | 三一专用汽车有限责任公司 | Electric stirring vehicle and its control method |
| CN112922716A (en) * | 2021-02-03 | 2021-06-08 | 浙江吉利控股集团有限公司 | Control system and control method for electronic water pump of vehicle and vehicle |
| CN113060017A (en) * | 2021-01-14 | 2021-07-02 | 万向集团公司 | Range extender system with variable maximum power and control method thereof |
| CN113074070A (en) * | 2021-03-29 | 2021-07-06 | 天津易鼎丰动力科技有限公司 | Method for reducing oil consumption and emission in warming process of extended-range electric automobile engine |
| CN114714925A (en) * | 2022-04-28 | 2022-07-08 | 重庆金康赛力斯新能源汽车设计院有限公司 | Control method, device and system of range extender |
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| CN115217605A (en) * | 2022-06-09 | 2022-10-21 | 东风汽车集团股份有限公司 | Thermal management method and system |
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| CN113074070A (en) * | 2021-03-29 | 2021-07-06 | 天津易鼎丰动力科技有限公司 | Method for reducing oil consumption and emission in warming process of extended-range electric automobile engine |
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| CN115217605A (en) * | 2022-06-09 | 2022-10-21 | 东风汽车集团股份有限公司 | Thermal management method and system |
| CN115217605B (en) * | 2022-06-09 | 2023-12-19 | 东风汽车集团股份有限公司 | Thermal management method and system |
| CN115163373A (en) * | 2022-06-30 | 2022-10-11 | 三一专用汽车有限责任公司 | Hybrid vehicle and thermal management method, system and device thereof |
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| CN106314072B (en) | 2019-04-23 |
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Address after: 315800 No. 1528 Hengshan Road, Xingu, Beilun District, Ningbo City, Zhejiang Province Applicant after: Zhejiang Geely Power Assembly Co., Ltd. Address before: 315800 No. 1528 Hengshan Road, Xingu, Beilun District, Ningbo City, Zhejiang Province Applicant before: Zhejiang Geely Luoyou Engine Co., Ltd. |
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