CN103790847B - The fan control system of a kind of electric automobile and control method - Google Patents
The fan control system of a kind of electric automobile and control method Download PDFInfo
- Publication number
- CN103790847B CN103790847B CN201310753353.4A CN201310753353A CN103790847B CN 103790847 B CN103790847 B CN 103790847B CN 201310753353 A CN201310753353 A CN 201310753353A CN 103790847 B CN103790847 B CN 103790847B
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- Prior art keywords
- fan
- speed
- motor temperature
- control module
- air
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- 238000000034 method Methods 0.000 title claims description 9
- 238000004378 air conditioning Methods 0.000 claims abstract description 17
- 238000010792 warming Methods 0.000 claims abstract description 8
- 230000001276 controlling effect Effects 0.000 claims abstract description 4
- 230000001105 regulatory effect Effects 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Classifications
-
- 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
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
Landscapes
- Air-Conditioning For Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The fan control system of a kind of electric automobile, is used for regulating and controlling fan running, including: fan control module, for the operating of fan being controlled according to speed or motor temperature；Air-conditioning panel, exports AIR COND SIG Air Conditioner Singnal to fan control module；Instrumental panel, exports the variable signal of speed to fan control module；Fan electromotor, according to AIR COND SIG Air Conditioner Singnal, warming resistance signal and the change of GES, exports PWM speed-regulating signal to fan electromotor, controls operating or the stopping of fan electromotor.Fan control system is by sensing in real time speed, AIR COND SIG Air Conditioner Singnal and motor temperature, change according to these parameters adjusts running status and the rotating speed of electric motor fan, avoid starting fan electromotor when crossing low temperature, increase the weight of the electric quantity consumption of electric automobile, meanwhile, according to the change of motor temperature, adjust the rotating speed of fan linearly, control the suitable rotational speed of fan, saves energy effectively, improve the utilization ratio of battery.
Description
Technical field
The present invention relates to automotive control system, particularly relate to fan control system and the control method of a kind of electric automobile.
Background technology
In electric automobile, the startup of all electrical equipment is all powered by battery, Time Aero, water tank and condenser heating, heat radiation
Effect is undesirable, it is impossible to adjust the operating of fan in real time according to the temperature of motor, traveling state of vehicle so that electric automobile
Battery power consumption is bigger.
Summary of the invention
Based on the deficiencies in the prior art, present invention is primarily targeted at a kind of fan running adjusting electric automobile intelligently of offer
State and the fan control system of rotating speed and control method, with the electric quantity consumption of each components and parts in rational allocation automobile, control car
Water tank and the temperature of condenser.
The invention provides the fan control system of a kind of electric automobile, be used for regulating and controlling fan running, comprising:
Fan control module, for being controlled the operating of fan according to speed or motor temperature；
Air-conditioning panel, electrically connects with fan control module, exports AIR COND SIG Air Conditioner Singnal to fan control module；
Instrumental panel, electrically connects with fan control module, exports the variable signal of speed to fan control module；
Fan electromotor, electrically connects with fan control module, according to AIR COND SIG Air Conditioner Singnal, warming resistance signal and the change of GES,
Export PWM speed-regulating signal to fan electromotor, control operating or the stopping of fan electromotor.
Preferably, farther include motor temperature sensor, electrically connect with fan control module, the change of sensing temperature sensing resistor,
Warming resistance signal is exported to fan control module.Relation between described motor temperature and fan electromotor resistance is: temperature=(resistance
Value-100)/0.385.
When speed on described instrumental panel meets or exceeds 80km/h, fan control module exports PWM speed governing to fan electromotor
Signal, controls fan electromotor and shuts down.When fan control module receives the AIR COND SIG Air Conditioner Singnal sending out air-conditioning panel transmission, aweather
Fan motor output PWM speed-regulating signal, starts fan electromotor full speed running；If air-conditioning panel does not sends AIR COND SIG Air Conditioner Singnal, and receives
In the warming resistance signal of motor temperature sensor, motor temperature is less than 60 DEG C, then fan electromotor is out of service；If motor temperature
Degree is for 60-90 DEG C, then fan runs with the rotating speed of 50%-100%；If motor temperature is more than 90 DEG C, then fan electromotor fortune at full speed
OK.
Present invention also offers the control method for fan of a kind of electric automobile, it comprises the following steps:
Step 1) starts electric automobile, when showing on instrumental panel that speed meets or exceeds 80km/h, then by fan control mould
Block sends PWM speed-regulating signal to fan electromotor, drives fan out of service；
Step 2) if showing on instrumental panel, speed less than 80km/h, and detects the AIR COND SIG Air Conditioner Singnal that air-conditioning panel is exported, then by
Fan control module sends PWM speed-regulating signal to fan electromotor, drives fan full speed running；If being not detected by air-conditioning panel institute
The AIR COND SIG Air Conditioner Singnal of output, then detect motor temperature, according to the change of motor temperature, adjust the running status of fan.
In step 2) in, if motor temperature sensor senses motor temperature and is less than 60 DEG C, then drive fan out of service；If
Motor temperature sensor senses motor temperature and is 60-90 DEG C, then drive fan with 50%-100% rotating speed speed governing operation；If it is electric
Machine temperature sensor senses motor temperature and is more than 90 DEG C, then drive fan full speed running.
Relation between described motor temperature and fan electromotor resistance is: temperature=(resistance-100)/0.385.
Compared with prior art, the fan control system of electric automobile of the present invention is by entering speed, AIR COND SIG Air Conditioner Singnal and motor temperature
Row sensing in real time, adjusts running status and the rotating speed of electric motor fan, it is to avoid open when crossing low temperature according to the change of these parameters
Dynamic fan electromotor, increases the weight of the electric quantity consumption of electric automobile, meanwhile, according to the change of motor temperature, adjusts turning of fan linearly
Speed, controls the suitable rotational speed of fan, saves energy effectively, improves the utilization ratio of battery.
Accompanying drawing explanation
Fig. 1 is the module principle figure of the fan control system of a kind of electric automobile of the present invention；
Fig. 2 is the modular structure block diagram of the fan control system of a kind of electric automobile of the present invention；
Fig. 3 is the module control flow chart of the fan control system of a kind of electric automobile of the present invention.
Detailed description of the invention
In the control system of electric motor car, in order to electric energy can be effectively utilized, the fan running of electric motor car can be controlled again,
Energy-conserving and environment-protective, ride comfort, the invention provides the fan control system of a kind of electric automobile, it can adjust fan intelligently
Running status, in the premise of the radiating effect meeting electric automobile cooling system, conservative control its open under suitable temperature regime
Wind symptom is fanned, and to the sensation that riding vehicle is comfortable, effectively utilizes the electric energy of electric motor car.
Shown in seeing figures.1.and.2, the fan control system of a kind of electric automobile, it is used for regulating and controlling fan running, comprising: wind
Fan control module 1, for being controlled the operating of fan according to speed or motor temperature；Power supply 2, for fan control
Molding block 1 is powered, air-conditioning panel 3, electrically connects with fan control module 1, exports AIR COND SIG Air Conditioner Singnal to fan control module 1；
Instrumental panel 4, electrically connects with fan control module 1, exports the variable signal of speed to fan control module 1.Fan electromotor
6, electrically connect with fan control module 1, according to AIR COND SIG Air Conditioner Singnal, warming resistance signal and the change of GES, to fan electricity
Machine 6 exports PWM speed-regulating signal, controls operating or the stopping of fan electromotor 6.
Fan control module 1, as central controller, electrically connects with external control module and fan electromotor, by vehicle speed sensing,
The operating of fan is controlled by the change such as motor temperature, AIR COND SIG Air Conditioner Singnal, controls operating condition and the rotating speed of fan intelligently.
Air-conditioning panel 3 is arranged on the guidance panel of electric motor car, is manually turned on and off air-conditioning, inputs to fan control module 1
AIR COND SIG Air Conditioner Singnal, i.e. A/C switching signal, open air-conditioning, after fan control module 1 receives AIR COND SIG Air Conditioner Singnal, starting of air conditioner,
The most automatically drive fan full speed running, lower the temperature with the temperature to water tank and condenser, it is to avoid water tank and condenser are overheated.
Preferably, described fan control system farther includes motor temperature sensor 5, electrically connects with fan control module 1,
The change of sensing temperature sensing resistor, exports warming resistance signal to fan control module 1.Described motor temperature and fan electromotor resistance
Between relation be: temperature=(resistance-100)/0.385.According to the size of motor temperature, adjust fan electromotor resistance,
To change the rotating speed of fan.
With reference to shown in Fig. 3, present invention also offers the control method for fan of a kind of electric automobile, it comprises the following steps:
Step 1) starts electric automobile, when showing on instrumental panel that speed meets or exceeds 80km/h, then by fan control mould
Block sends PWM speed-regulating signal to fan electromotor, drives fan out of service；
Step 2) if showing on instrumental panel, speed less than 80km/h, and detects the AIR COND SIG Air Conditioner Singnal that air-conditioning panel is exported, then by
Fan control module sends PWM speed-regulating signal to fan electromotor, drives fan full speed running；If being not detected by air-conditioning panel institute
The AIR COND SIG Air Conditioner Singnal of output, then detect motor temperature, according to the change of motor temperature, adjust the running status of fan.
In step 2) in, if motor temperature sensor senses motor temperature and is less than 60 DEG C, then drive fan out of service；If
Motor temperature sensor senses motor temperature and is 60-90 DEG C, then drive fan with 50%-100% rotating speed speed governing operation, i.e. with
Dutycycle 50% operates；If motor temperature sensor senses motor temperature is more than 90 DEG C, then drive fan full speed running.
Relation between described motor temperature and fan electromotor resistance is: temperature=(resistance-100)/0.385.
When motor temperature is too low (such as less than 60 DEG C), fan does not runs, it is not necessary to electric motor temperature reduction；When motor reaches certain
(such as 60-90 DEG C) during temperature, rotation speed of the fan raises with temperature makees linear speed regulation, adjusts the rotating speed of fan linearly, with motor
The change of temperature, adjusts the rotating speed of fan；When motor temperature brings up to more than 90 DEG C, force start fan full-speed operation,
Prevent motor temperature too high.
Claims (8)
1. a fan control system for electric automobile, is used for regulating and controlling fan running, it is characterised in that including:
Fan control module, for being controlled the operating of fan according to speed or motor temperature；
Air-conditioning panel, electrically connects with fan control module, exports AIR COND SIG Air Conditioner Singnal to fan control module；
Instrumental panel, electrically connects with fan control module, exports the variable signal of speed to fan control module；
Fan electromotor, electrically connects with fan control module, according to AIR COND SIG Air Conditioner Singnal and the change of speed, exports PWM to fan electromotor
Speed-regulating signal, controls operating or the stopping of fan electromotor.
The fan control system of electric automobile the most according to claim 1, it is characterised in that: farther include motor temperature and pass
Sensor, electrically connects with fan control module, the change of sensing temperature sensing resistor, exports warming resistance signal to fan control module.
The fan control system of electric automobile the most according to claim 2, it is characterised in that: described motor temperature and fan electricity
Relation between machine resistance is: temperature=(resistance-100)/0.385.
The fan control system of electric automobile the most according to claim 3, it is characterised in that: the speed of described instrumental panel reaches
Or during more than 80km/h, fan control module exports PWM speed-regulating signal to fan electromotor, control fan electromotor and shut down.
The fan control system of electric automobile the most according to claim 4, it is characterised in that: when fan control module receives
During the AIR COND SIG Air Conditioner Singnal that air-conditioning panel sends, export PWM speed-regulating signal to fan electromotor, start fan electromotor full speed running；If
Air-conditioning panel does not sends AIR COND SIG Air Conditioner Singnal, and receives motor temperature in the warming resistance signal of motor temperature sensor and be less than
60 DEG C, then fan electromotor is out of service；If motor temperature is 60-90 DEG C, then fan runs with the rotating speed of 50%-100%；If
Motor temperature is more than 90 DEG C, then fan electromotor full speed running.
6. the control method for fan of an electric automobile, it is characterised in that comprise the following steps:
Step 1) start electric automobile, when showing on instrumental panel that speed meets or exceeds 80km/h, then by fan control mould
Block sends PWM speed-regulating signal to fan electromotor, drives fan out of service；
Step 2) if showing on instrumental panel, speed is less than 80km/h, and the AIR COND SIG Air Conditioner Singnal that air-conditioning panel is exported detected, then
Sent PWM speed-regulating signal by fan control module to fan electromotor, drive fan full speed running；
If being not detected by the AIR COND SIG Air Conditioner Singnal that air-conditioning panel is exported, then detecting motor temperature, according to the change of motor temperature, coming
Adjust the running status of fan.
The control method for fan of electric automobile the most according to claim 6, it is characterised in that: in step 2) in, if motor temperature
Degree sensor senses motor temperature and is less than 60 DEG C, then drive fan out of service；If motor temperature sensor senses motor
Temperature is 60-90 DEG C, then drive fan with 50%-100% rotating speed speed governing operation；If motor temperature sensor senses motor temperature
Degree more than 90 DEG C, then drives fan full speed running.
The control method for fan of electric automobile the most according to claim 7, it is characterised in that: described motor temperature and wind
Relation between fan motor resistance is: temperature=(resistance-100)/0.385.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310753353.4A CN103790847B (en) | 2013-12-31 | 2013-12-31 | The fan control system of a kind of electric automobile and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310753353.4A CN103790847B (en) | 2013-12-31 | 2013-12-31 | The fan control system of a kind of electric automobile and control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103790847A CN103790847A (en) | 2014-05-14 |
| CN103790847B true CN103790847B (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310753353.4A Expired - Fee Related CN103790847B (en) | 2013-12-31 | 2013-12-31 | The fan control system of a kind of electric automobile and control method |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589957B (en) * | 2014-12-31 | 2017-02-22 | 北京长安汽车工程技术研究有限责任公司 | Method and system for regulating temperature of air conditioner in vehicle |
| CN106979169B (en) * | 2016-01-19 | 2018-12-25 | 维谛技术有限公司 | A kind of fan speed regulation control method and equipment |
| CN106762086B (en) * | 2017-01-20 | 2019-05-10 | 安徽安凯汽车股份有限公司 | A kind of pure electric coach cooling fan speed-regulating system and its control method |
| CN108058587A (en) * | 2017-11-09 | 2018-05-22 | 简式国际汽车设计（北京）有限公司 | A kind of control method of cooling system of vehicle |
| CN109109616A (en) * | 2018-09-12 | 2019-01-01 | 延锋伟世通电子科技（上海）有限公司 | A kind of adaptive radiator of mobile unit |
| CN111720354A (en) * | 2020-06-30 | 2020-09-29 | 中车青岛四方机车车辆股份有限公司 | Control method, device and control circuit of cooling fan |
| CN112026508B (en) * | 2020-09-07 | 2021-07-02 | 东风小康汽车有限公司重庆分公司 | Control method for cooling fan of extended range electric vehicle |
| CN112389158A (en) * | 2020-11-30 | 2021-02-23 | 东风华神汽车有限公司 | Method and system for controlling commercial vehicle fan |
| CN114645867A (en) * | 2021-08-24 | 2022-06-21 | 长城汽车股份有限公司 | Control method and device of vehicle fan, storage medium, electronic equipment and vehicle |
| CN113910908B (en) * | 2021-09-29 | 2024-02-20 | 浙江奥思伟尔电动科技有限公司 | New energy automobile driving motor |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0598963A (en) * | 1991-10-11 | 1993-04-20 | Mitsubishi Motors Corp | Cooling fan control device |
| JPH07149138A (en) * | 1993-11-30 | 1995-06-13 | Nippondenso Co Ltd | Air conditioner for electric vehicle |
| JP4517892B2 (en) * | 2005-02-28 | 2010-08-04 | マツダ株式会社 | Cooling device for vehicle engine |
| CN100575136C (en) * | 2006-05-30 | 2009-12-30 | 比亚迪股份有限公司 | A kind of cooling system for electric vehicle and control method thereof |
| CN202690498U (en) * | 2012-08-14 | 2013-01-23 | 安徽巨一自动化装备有限公司 | Electric automobile electric drive controller fan control circuit |
| CN203276057U (en) * | 2013-06-03 | 2013-11-06 | 无锡盛邦电子有限公司 | Temperature control device for high-precision automobile cooling fan electromagnetic clutch |
| CN203770182U (en) * | 2013-12-31 | 2014-08-13 | 江苏陆地方舟新能源电动汽车有限公司 | Fan control system of electric automobile |
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| CN103790847A (en) | 2014-05-14 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 226500 No. 188 Huacheng Road, Chengbei street, Rugao, Nantong, Jiangsu Patentee after: JIANGSU GREENWHEEL NEW ENERGY VEHICLE Co.,Ltd. Address before: 226502 Rugao City, Nantong, Jiangsu, No. 188, Huacheng Road, Rugao town (Rugao Economic Development Zone) Patentee before: JIANGSU GREENWHEEL NEW ENERGY ELECTRIC VEHICLE Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 |
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| CF01 | Termination of patent right due to non-payment of annual fee |