CN107662603A - A kind of battery management system of mixed power electric car - Google Patents

A kind of battery management system of mixed power electric car Download PDF

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Publication number
CN107662603A
CN107662603A CN201610604251.XA CN201610604251A CN107662603A CN 107662603 A CN107662603 A CN 107662603A CN 201610604251 A CN201610604251 A CN 201610604251A CN 107662603 A CN107662603 A CN 107662603A
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CN
China
Prior art keywords
battery
engine
controller
decelerator
starter
Prior art date
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Pending
Application number
CN201610604251.XA
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Chinese (zh)
Inventor
赵辉宏
衣丰艳
盘朝奉
刘豪睿
杨和利
刘永辉
王健
杨君
王伟光
张立伟
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Dezhou University
Original Assignee
Dezhou University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dezhou University filed Critical Dezhou University
Priority to CN201610604251.XA priority Critical patent/CN107662603A/en
Publication of CN107662603A publication Critical patent/CN107662603A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/24—Conjoint control of vehicle sub-units of different type or different function including control of energy storage means
    • B60W10/26—Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/02—Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • B60W30/182—Selecting between different operative modes, e.g. comfort and performance modes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2520/00—Input parameters relating to overall vehicle dynamics
    • B60W2520/10—Longitudinal speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2520/00—Input parameters relating to overall vehicle dynamics
    • B60W2520/10—Longitudinal speed
    • B60W2520/105—Longitudinal acceleration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/02—Clutches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/06—Combustion engines, Gas turbines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/08—Electric propulsion units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/24—Energy storage means
    • B60W2710/242—Energy storage means for electrical energy
    • 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
    • Y02T10/62—Hybrid vehicles

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The invention discloses a kind of battery management system of mixed power electric car, including controller, engine, starter, battery, charger, inverter, generator, clutch, decelerator and drive shaft.Battery electrically connects with starter, generator, inverter, charger；Generator, charger are used to charge a battery, and motor electrically connects with inverter, and battery can be by inverter to motor, and can also be powered to starter.Motor is connected with decelerator, and decelerator is connected with drive shaft, and the both ends of drive shaft are mounted on driving wheel.Engine is connected with starter, and starter is used to start engine；The output shaft of engine is connected with decelerator, and clutch is arranged between engine and decelerator.The armature spindle of generator and the output shaft of engine are connected, and generator can be rotated and generated electricity in the presence of engine.The present invention can improve the capacity usage ratio of electric automobile.

Description

A kind of battery management system of mixed power electric car
Technical field
The present invention relates to electric vehicle engineering field, more particularly to a kind of battery management system of mixed power electric car.
Background technology
Mixed power electric car refers to two or more power source is housed on car, includes motor driving, meet trap for automobile traffic, the automobile of security legislation, onboard power source has a variety of:Battery, fuel cell, solar cell, the generating set of diesel locomotive, current composite power electric automobile generally refers to diesel locomotive generator, along with the electric automobile of battery.
In the prior art, it is managed, the energy of hybrid vehicle can not be accurately managed so that the utilization rate of energy is low only according to the energy of how many pairs of hybrid vehicles of electricity in battery.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of battery management system of mixed power electric car.
A kind of battery management system of mixed power electric car proposed by the present invention, including controller, engine, starter, battery, charger, inverter, generator, clutch, decelerator and drive shaft；
Battery electrically connects with starter, generator, inverter, charger；Generator, charger are used to charge a battery, and motor electrically connects with inverter, and battery can be by inverter to motor, and can also be powered to starter；
Motor is connected with decelerator, and decelerator is connected with drive shaft, and the both ends of drive shaft are mounted on driving wheel；
Engine is connected with starter, and starter is used to start engine；The output shaft of engine is connected with decelerator, and clutch is arranged between engine and decelerator；
The armature spindle of generator and the output shaft of engine are connected, and generator can be rotated and generated electricity in the presence of engine；
Electrical quantity sensor and temperature sensor are installed, electrical quantity sensor is used to detect the electricity of depositing in battery, and temperature sensor is used for the temperature for detecting battery on battery；Controller electrically connects with electrical quantity sensor, temperature sensor, and it can obtain the testing result of electrical quantity sensor and the testing result of temperature sensor；
Vehicle speed sensor and acceleration transducer are installed on described electric automobile；Controller electrically connects with vehicle speed sensor, acceleration transducer, and controller is used for the speed and acceleration for obtaining the electric automobile；Controller is preset with multiple speed interval and acceleration sections, is divided into the first operating mode, the second operating mode and the 3rd operating mode according to speed interval and acceleration section；
Controller and starter, electronic mechatronics, controller are used to control electric motor operation under the first operating mode, and battery drives drive shaft turns to motor, motor by decelerator；Controller controls starter to work under the second operating mode, and drives engine to work, and engine drives drive shaft turns by clutch and decelerator, meanwhile, driven by engine generator operation simultaneously charges to battery；Controller controls starter to work under the 3rd operating mode, and drives engine to work, while battery drives drive shaft turns to motor, electric motor operation by inverter by decelerator.
Preferably, First Speed value and second speed value are preset with controller, First Speed value is less than second speed value；The first acceleration magnitude and the second acceleration magnitude are preset with controller, the first acceleration magnitude is less than the second acceleration magnitude；Under first operating mode, the detected value of vehicle speed sensor is less than second speed value and the detected value of acceleration transducer is less than the first acceleration magnitude；Under second operating mode, the detected value of vehicle speed sensor is more than the detected value of second speed value and acceleration transducer between the first acceleration magnitude and the second acceleration magnitude；Under 3rd operating mode, the detected value of vehicle speed sensor is more than second speed value and the detected value of acceleration transducer is more than the second acceleration magnitude.
Preferably, in addition to shift sensor, described shift sensor are used for the work gear for detecting the electric automobile.
Preferably, described clutch is electromagnetic clutch, and it is electrically connected with the controller, and controller is used for the combination according to the different operating conditions electromagnetic clutch of the electric automobile with separating.
Preferably, described charger is provided with the interface for being used for electrically connecting with external communication.
Compared with prior art, the method have the advantages that：
A kind of battery management system of mixed power electric car proposed by the present invention, controller is by obtaining the detected value of vehicle speed sensor and the detected value of acceleration transducer, and described electric automobile is divided into by three kinds of operating modes according to the detected value, the working condition of motor and/or engine is controlled under different operating modes, realize the accurate management used batteries of electric automobile, it is possible to increase the capacity usage ratio of electric automobile.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, specific embodiment is described in detail below in conjunction with the accompanying drawings.
As shown in figure 1, Fig. 1 is the structural representation of the present invention, including controller, engine, starter, battery, charger, inverter, generator, clutch, decelerator and drive shaft；
Battery electrically connects with starter, generator, inverter, charger；Generator, charger are used to charge a battery, and motor electrically connects with inverter, and battery can be by inverter to motor, and can also be powered to starter；Described charger is provided with the interface for being used for electrically connecting with external communication.In this way, it can be powered by external AC, so as to reduce energy use cost.
Motor is connected with decelerator, and decelerator is connected with drive shaft, and the both ends of drive shaft are mounted on driving wheel.
Engine is connected with starter, and starter is used to start engine；The output shaft of engine is connected with decelerator, and clutch is arranged between engine and decelerator；When it is implemented, described clutch is electromagnetic clutch, it is electrically connected with the controller, and controller is used for the combination according to the different operating conditions electromagnetic clutch of the electric automobile with separating.It so, it is possible to improve automatically controlling for electromagnetic clutch.
The armature spindle of generator and the output shaft of engine are connected, and generator can be rotated and generated electricity in the presence of engine.
Electrical quantity sensor and temperature sensor are installed, electrical quantity sensor is used to detect the electricity of depositing in battery, and temperature sensor is used for the temperature for detecting battery on battery；Controller electrically connects with electrical quantity sensor, temperature sensor, and it can obtain the testing result of electrical quantity sensor and the testing result of temperature sensor.
Vehicle speed sensor and acceleration transducer are installed on described electric automobile；Controller electrically connects with vehicle speed sensor, acceleration transducer, and controller is used for the speed and acceleration for obtaining the electric automobile；Controller is preset with multiple speed interval and acceleration sections, is divided into the first operating mode, the second operating mode and the 3rd operating mode according to speed interval and acceleration section；When it is implemented, being preset with First Speed value and second speed value in controller, First Speed value is less than second speed value；The first acceleration magnitude and the second acceleration magnitude are preset with controller, the first acceleration magnitude is less than the second acceleration magnitude；Under first operating mode, the detected value of vehicle speed sensor is less than second speed value and the detected value of acceleration transducer is less than the first acceleration magnitude；Under second operating mode, the detected value of vehicle speed sensor is more than the detected value of second speed value and acceleration transducer between the first acceleration magnitude and the second acceleration magnitude；Under 3rd operating mode, the detected value of vehicle speed sensor is more than second speed value and the detected value of acceleration transducer is more than the second acceleration magnitude.In this way, by the way that automobile is divided into three kinds of operating modes, it can realize and described batteries of electric automobile discharge and recharge is accurately controlled under different operating modes, so as to reach the purpose for saving energy.
Controller and starter, electronic mechatronics, controller are used to control electric motor operation under the first operating mode, and battery drives drive shaft turns to motor, motor by decelerator；Controller controls starter to work under the second operating mode, and drives engine to work, and engine drives drive shaft turns by clutch and decelerator, meanwhile, driven by engine generator operation simultaneously charges to battery；Controller controls starter to work under the 3rd operating mode, and drives engine to work, while battery drives drive shaft turns to motor, electric motor operation by inverter by decelerator.
In present embodiment, in addition to shift sensor, described shift sensor are used for the work gear for detecting the electric automobile.
It is described above; preferable embodiment only of the invention; but protection scope of the present invention is not limited thereto; any one skilled in the art the invention discloses technical scope in; technique according to the invention scheme and its inventive concept are subject to equivalent substitution or change, should all be included within the scope of the present invention.

Claims (5)

  1. A kind of 1. battery management system of mixed power electric car, it is characterised in that：Including controller, engine, starter, battery, charger, inverter, generator, clutch, decelerator and drive shaft；
    Battery electrically connects with starter, generator, inverter, charger；Generator, charger are used to charge a battery, and motor electrically connects with inverter, and battery can be by inverter to motor, and can also be powered to starter；
    Motor is connected with decelerator, and decelerator is connected with drive shaft, and the both ends of drive shaft are mounted on driving wheel；
    Engine is connected with starter, and starter is used to start engine；The output shaft of engine is connected with decelerator, and clutch is arranged between engine and decelerator；
    The armature spindle of generator and the output shaft of engine are connected, and generator can be rotated and generated electricity in the presence of engine；
    Electrical quantity sensor and temperature sensor are installed, electrical quantity sensor is used to detect the electricity of depositing in battery, and temperature sensor is used for the temperature for detecting battery on battery；Controller electrically connects with electrical quantity sensor, temperature sensor, and it can obtain the testing result of electrical quantity sensor and the testing result of temperature sensor；
    Vehicle speed sensor and acceleration transducer are installed on described electric automobile；Controller electrically connects with vehicle speed sensor, acceleration transducer, and controller is used for the speed and acceleration for obtaining the electric automobile；Controller is preset with multiple speed interval and acceleration sections, is divided into the first operating mode, the second operating mode and the 3rd operating mode according to speed interval and acceleration section；
    Controller and starter, electronic mechatronics, controller are used to control electric motor operation under the first operating mode, and battery drives drive shaft turns to motor, motor by decelerator；Controller controls starter to work under the second operating mode, and drives engine to work, and engine drives drive shaft turns by clutch and decelerator, meanwhile, driven by engine generator operation simultaneously charges to battery；Controller controls starter to work under the 3rd operating mode, and drives engine to work, while battery drives drive shaft turns to motor, electric motor operation by inverter by decelerator.
  2. 2. the battery management system of mixed power electric car according to claim 1, it is characterised in that：First Speed value and second speed value are preset with controller, First Speed value is less than second speed value；The first acceleration magnitude and the second acceleration magnitude are preset with controller, the first acceleration magnitude is less than the second acceleration magnitude；Under first operating mode, the detected value of vehicle speed sensor is less than second speed value and the detected value of acceleration transducer is less than the first acceleration magnitude；Under second operating mode, the detected value of vehicle speed sensor is more than the detected value of second speed value and acceleration transducer between the first acceleration magnitude and the second acceleration magnitude；Under 3rd operating mode, the detected value of vehicle speed sensor is more than second speed value and the detected value of acceleration transducer is more than the second acceleration magnitude.
  3. 3. the battery management system of mixed power electric car according to claim 1, it is characterised in that：Also include shift sensor, described shift sensor is used for the work gear for detecting the electric automobile.
  4. 4. the battery management system of mixed power electric car according to claim 1, it is characterised in that：Described clutch is electromagnetic clutch, and it is electrically connected with the controller, and controller is used for the combination according to the different operating conditions electromagnetic clutch of the electric automobile with separating.
  5. 5. the battery management system of mixed power electric car according to claim 1, it is characterised in that：Described charger is provided with the interface for being used for electrically connecting with external communication.
CN201610604251.XA 2016-07-29 2016-07-29 A kind of battery management system of mixed power electric car Pending CN107662603A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610604251.XA CN107662603A (en) 2016-07-29 2016-07-29 A kind of battery management system of mixed power electric car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610604251.XA CN107662603A (en) 2016-07-29 2016-07-29 A kind of battery management system of mixed power electric car

Publications (1)

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CN107662603A true CN107662603A (en) 2018-02-06

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1950229A (en) * 2004-11-02 2007-04-18 日产自动车株式会社 An engine start control device of a hybrid vehicle
CN101044037A (en) * 2004-10-19 2007-09-26 丰田自动车株式会社 Vehicle and control method of the same
CN101357633A (en) * 2007-07-31 2009-02-04 比亚迪股份有限公司 Driving method and system of tandem type hybrid vehicle
CN103707889A (en) * 2013-05-15 2014-04-09 上海埃士工业科技有限公司 Method of controlling power of hybrid electric vehicle
CN104071161A (en) * 2014-04-29 2014-10-01 福州大学 Method for distinguishing working conditions and managing and controlling energy of plug-in hybrid electric vehicle
JP2015128955A (en) * 2014-01-08 2015-07-16 トヨタ自動車株式会社 vehicle
US20160082826A1 (en) * 2014-09-18 2016-03-24 Toyota Jidosha Kabushiki Kaisha Hybrid vehicle

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101044037A (en) * 2004-10-19 2007-09-26 丰田自动车株式会社 Vehicle and control method of the same
CN1950229A (en) * 2004-11-02 2007-04-18 日产自动车株式会社 An engine start control device of a hybrid vehicle
CN101357633A (en) * 2007-07-31 2009-02-04 比亚迪股份有限公司 Driving method and system of tandem type hybrid vehicle
CN103707889A (en) * 2013-05-15 2014-04-09 上海埃士工业科技有限公司 Method of controlling power of hybrid electric vehicle
JP2015128955A (en) * 2014-01-08 2015-07-16 トヨタ自動車株式会社 vehicle
CN104071161A (en) * 2014-04-29 2014-10-01 福州大学 Method for distinguishing working conditions and managing and controlling energy of plug-in hybrid electric vehicle
US20160082826A1 (en) * 2014-09-18 2016-03-24 Toyota Jidosha Kabushiki Kaisha Hybrid vehicle

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