CN101554863A - Control system of electric automobile - Google Patents

Control system of electric automobile Download PDF

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Publication number
CN101554863A
CN101554863A CNA2009100151602A CN200910015160A CN101554863A CN 101554863 A CN101554863 A CN 101554863A CN A2009100151602 A CNA2009100151602 A CN A2009100151602A CN 200910015160 A CN200910015160 A CN 200910015160A CN 101554863 A CN101554863 A CN 101554863A
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CN
China
Prior art keywords
cpu
processing unit
central processing
control
connects
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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.)
Pending
Application number
CNA2009100151602A
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Chinese (zh)
Inventor
鞠文涛
Original Assignee
鞠文涛
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 鞠文涛 filed Critical 鞠文涛
Priority to CNA2009100151602A priority Critical patent/CN101554863A/en
Publication of CN101554863A publication Critical patent/CN101554863A/en
Pending legal-status Critical Current

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

Abstract

The invention discloses a control system of an electric automobile, which comprises a central control unit, a power converter, a boost converter, an alternating-current motor driver, a regenerative braking energy recovery controller, a motor driving mode controller, a gear sensor, an accelerator pedal, an automatic cruising controller, a storage battery working state monitor, a safety protector, an air conditioner controller, a vehicle charger, a cooling controller, an automobile working state and control system indicating warning unit. The invention adopts the large-scale integrated circuit, the digital design, the monolithic processor for control as well as the modular structure; the invention is compact in structure, centralized in control, convenient in maintenance, reduces the consumption of the battery, uses the limited electric quantity in the storage battery to the utmost extent, prolongs the discharge time of the battery and greatly extends the driving range of the electric automobile after one-time charging; and the invention has the remarkable characteristic of constant torque at a low speed and constant power at a high speed and enhances the rideability of the electric automobile.

Description

Control system of electric automobile
Technical field
The present invention relates to a kind of control system of electric automobile, is mainly used in the AC driving electronlmobil, and it is the core component of electronlmobil.
Background technology
Traditional electric automobile comprises that the most of DC machine that adopts of mixed power electric car drives, and DC motor is compared power density, overload capacity, power factor, range of speed with alternating-current motor/AC motor, still reliability, property firm in structure, quality, size aspect all are not so good as alternating-current motor/AC motor.So the direct drive electronlmobil, especially energy-conservation, mechanical characteristics and tractive performance aspect are not as the AC electrical automobile.
Summary of the invention
At the deficiency of prior art, the invention provides a kind of control system of electric automobile.
Below introduce a kind of control system of electric automobile of the present invention in detail, comprise Central Processing Unit (CPU), this Central Processing Unit (CPU) is connected with D and A converter, and D and A converter is connected with boost pressure controller, and this boost pressure controller is connected with Central Processing Unit (CPU) again; D and A converter simultaneously connects battery pack, and this battery pack is connected with Central Processing Unit (CPU) by battery tester again; Battery pack connects the 220V civil power by onboard charger and charges; Onboard charger is connected with Central Processing Unit (CPU) by the regenerating braking energy recovery controller; Boost pressure controller is connected air-conditioning with the supply unit that D and A converter forms, and air-conditioning is connected with Central Processing Unit (CPU) through air-conditioner controller; Central Processing Unit (CPU) is connected with AC induction motor through AC motor drive; This AC induction motor drives drive wheel, and drive wheel is provided with the speed angular transducer and gives AC motor drive with signal feedback; AC induction motor also is connected with the regenerating braking energy recovery controller; Central Processing Unit (CPU) is connected with crash sensor through the safety protection control device; Central Processing Unit (CPU) connects cooling controller; Central Processing Unit (CPU) connects gear position sensor; Central Processing Unit (CPU) connects acceleration pedal; Central Processing Unit (CPU) connects brake pedal; Central Processing Unit (CPU) connects; Central Processing Unit (CPU) connects the motor drive mode controller; Central Processing Unit (CPU) connects automobile mode of operation and control system indication caution unit.
Optimize; Described Central Processing Unit (CPU) connects the auto-cruising control device.
Optimize; Described Central Processing Unit (CPU) connects emergency battery.
Optimize; Described AC motor drive comprises power circuit, power circuit control AC induction motor; The operating instruction of Central Processing Unit (CPU) drives power circuit through arithmetical circuit and driving circuit formation control command; Power circuit feeds back to arithmetical circuit through voltage and current detection circuit; Motor also feeds back to arithmetical circuit through sensor and speed control testing circuit; AC motor drive also is provided with protective circuit.
Advantage of the present invention is that this control system of electric automobile adopts large-scale integration circuit, Design of digital, Single-chip Controlling, modular construction; Have compact conformation, in the control sets, easy to maintenance, reduce battery consumption, limited electric weight in the maximum performance storage battery has prolonged battery discharge time, makes the continual mileage after electronlmobil once charges improve (compare with traditional direct current drive automobile and improved 100%) greatly; Have the permanent torque of low speed, the distinguishing feature of the permanent power of high speed has improved the rideability of electronlmobil.Main operating control of internal-combustion engines vehicle and method of operating on operating control and method of operating, inherited or continue to use, adapt to the operating habit of chaufeur, simple to operateization and standardization made.In whole-control system, adopt full automaticity, electromechanical integration control system, reach safe, reliable, energy saving, environmental protection and purpose flexibly.
Description of drawings
Fig. 1 is a circuit diagram of the present invention;
Fig. 2 is an AC motor drive schematic diagram of the present invention;
Fig. 3 is auto against protection philosophy figure of the present invention;
Drive wheel rotating speed constitution diagram when Fig. 4 is the starting of the wet and slippery road surface of the present invention.
The specific embodiment
Embodiment 1:
See also accompanying drawing 1, a kind of control system of electric automobile comprises Central Processing Unit (CPU) 1, and this Central Processing Unit (CPU) 1 is connected with D and A converter 2, and D and A converter 2 is connected with boost pressure controller 3, and this boost pressure controller 3 is connected with Central Processing Unit (CPU) again; D and A converter simultaneously 2 connects battery pack, and this battery pack is connected with Central Processing Unit (CPU) 1 by battery tester 10 again; Battery pack connects the 220V civil power by onboard charger 13 and charges; Onboard charger 13 is connected with Central Processing Unit (CPU) 1 by regenerating braking energy recovery controller 5; Boost pressure controller 3 is connected air-conditioning with the supply unit that D and A converter 2 forms, and air-conditioning is connected with Central Processing Unit (CPU) 1 through air-conditioner controller 12; Central Processing Unit (CPU) 1 is connected with AC induction motor through AC motor drive 4; This AC induction motor drives drive wheel, and drive wheel is provided with the speed angular transducer and gives AC motor drive with signal feedback; AC induction motor also is connected with regenerating braking energy recovery controller 5; Central Processing Unit (CPU) 1 is connected with crash sensor through safety protection control device 11; Central Processing Unit (CPU) connects cooling controller 15; Central Processing Unit (CPU) connects gear position sensor 7; Central Processing Unit (CPU) connects acceleration pedal 8; Central Processing Unit (CPU) 1 connects brake pedal; Central Processing Unit (CPU) 1 connects auto-cruising control device 9; Central Processing Unit (CPU) 1 connects motor drive mode controller 6; Central Processing Unit (CPU) 1 connects automobile mode of operation and control system indication caution unit 14.Central Processing Unit (CPU) 1 connects emergency battery.
See also accompanying drawing 2; AC motor drive 4 comprises power circuit, power circuit control AC induction motor; The operating instruction of Central Processing Unit (CPU) drives power circuit through arithmetical circuit and driving circuit formation control command; Power circuit feeds back to arithmetical circuit through voltage and current detection circuit; Motor also feeds back to arithmetical circuit through sensor and speed control testing circuit; AC motor drive also is provided with protective circuit.
See also accompanying drawing 3, collision and impact pass to crash sensor and fuser sensor, are passing to Central Processing Unit (CPU) 1, are closed by Central Processing Unit (CPU) 1 control general supply.
Certainly, above-mentioned explanation is not to be limitation of the present invention, and the present invention also is not limited to aforesaid operations, and all variations of making in essential scope of the present invention, remodeling, interpolation or replacement all should belong to protection scope of the present invention.

Claims (4)

1, a kind of control system of electric automobile comprises Central Processing Unit (CPU), it is characterized in that; This Central Processing Unit (CPU) is connected with D and A converter, and D and A converter is connected with boost pressure controller, and this boost pressure controller is connected with Central Processing Unit (CPU) again; D and A converter simultaneously connects battery pack, and this battery pack is connected with Central Processing Unit (CPU) by battery tester again; Battery pack connects the 220V civil power by onboard charger and charges; Onboard charger is connected with Central Processing Unit (CPU) by the regenerating braking energy recovery controller; Boost pressure controller is connected air-conditioning with the supply unit that D and A converter forms, and air-conditioning is connected with Central Processing Unit (CPU) through air-conditioner controller; Central Processing Unit (CPU) is connected with AC induction motor through AC motor drive; This AC induction motor drives drive wheel, and drive wheel is provided with the speed angular transducer and gives AC motor drive with signal feedback; AC induction motor also is connected with the regenerating braking energy recovery controller; Central Processing Unit (CPU) is connected with crash sensor through the safety protection control device; Central Processing Unit (CPU) connects cooling controller; Central Processing Unit (CPU) connects gear position sensor; Central Processing Unit (CPU) connects acceleration pedal; Central Processing Unit (CPU) connects brake pedal; Central Processing Unit (CPU) connects; Central Processing Unit (CPU) connects the motor drive mode controller; Central Processing Unit (CPU) connects automobile mode of operation and control system indication caution unit.
2, according to the described control system of electric automobile of claim 1, it is characterized in that; Described Central Processing Unit (CPU) connects the auto-cruising control device.
3, according to claim 1 or 2 described control system of electric automobile, it is characterized in that; Described Central Processing Unit (CPU) connects emergency battery.
4, according to the described control system of electric automobile of claim 1, it is characterized in that; Described AC motor drive comprises power circuit, power circuit control AC induction motor; The operating instruction of Central Processing Unit (CPU) drives power circuit through arithmetical circuit and driving circuit formation control command; Power circuit feeds back to arithmetical circuit through voltage and current detection circuit; Motor also feeds back to arithmetical circuit through sensor and speed control testing circuit; AC motor drive also is provided with protective circuit.
CNA2009100151602A 2009-05-19 2009-05-19 Control system of electric automobile Pending CN101554863A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2009100151602A CN101554863A (en) 2009-05-19 2009-05-19 Control system of electric automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2009100151602A CN101554863A (en) 2009-05-19 2009-05-19 Control system of electric automobile

Publications (1)

Publication Number Publication Date
CN101554863A true CN101554863A (en) 2009-10-14

Family

ID=41173195

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2009100151602A Pending CN101554863A (en) 2009-05-19 2009-05-19 Control system of electric automobile

Country Status (1)

Country Link
CN (1) CN101554863A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102069727A (en) * 2010-12-31 2011-05-25 东莞洲亮通讯科技有限公司 Speed regulation control system of double-speed motor used as electric vehicle main power
CN102147336A (en) * 2011-01-11 2011-08-10 北京工业大学 Monitoring system for electric vehicle regenerative braking and energy system comprehensive experimental device
CN102457182A (en) * 2010-10-20 2012-05-16 无锡爱光电气科技有限公司 Method for controlling bidirectional boost-buck type inverter device
CN103347724A (en) * 2011-12-05 2013-10-09 丰田自动车株式会社 Fuel cell vehicle
CN106143175A (en) * 2015-04-24 2016-11-23 乐金电子研发中心(上海)有限公司 A kind of charging electric vehicle and motor driving integrated circuit

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102457182A (en) * 2010-10-20 2012-05-16 无锡爱光电气科技有限公司 Method for controlling bidirectional boost-buck type inverter device
CN102069727A (en) * 2010-12-31 2011-05-25 东莞洲亮通讯科技有限公司 Speed regulation control system of double-speed motor used as electric vehicle main power
CN102147336A (en) * 2011-01-11 2011-08-10 北京工业大学 Monitoring system for electric vehicle regenerative braking and energy system comprehensive experimental device
CN102147336B (en) * 2011-01-11 2012-07-25 北京工业大学 Monitoring system for electric vehicle regenerative braking and energy system comprehensive experimental device
CN103347724A (en) * 2011-12-05 2013-10-09 丰田自动车株式会社 Fuel cell vehicle
CN103347724B (en) * 2011-12-05 2016-09-28 丰田自动车株式会社 Fuel-cell vehicle
CN106143175A (en) * 2015-04-24 2016-11-23 乐金电子研发中心(上海)有限公司 A kind of charging electric vehicle and motor driving integrated circuit
CN106143175B (en) * 2015-04-24 2018-09-07 乐金电子研发中心(上海)有限公司 A kind of charging of electric vehicle and motor driving integrated circuit

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C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20091014