KR970036327A - Apparatus and method for controlling sacrificial braking of electric vehicle - Google Patents

Apparatus and method for controlling sacrificial braking of electric vehicle Download PDF

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Publication number
KR970036327A
KR970036327A KR1019950052044A KR19950052044A KR970036327A KR 970036327 A KR970036327 A KR 970036327A KR 1019950052044 A KR1019950052044 A KR 1019950052044A KR 19950052044 A KR19950052044 A KR 19950052044A KR 970036327 A KR970036327 A KR 970036327A
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KR
South Korea
Prior art keywords
amount
motor
regenerative braking
accelerator pedal
brake pedal
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Application number
KR1019950052044A
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Korean (ko)
Inventor
양채모
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전성원
현대자동차 주식회사
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Priority to KR1019950052044A priority Critical patent/KR970036327A/en
Publication of KR970036327A publication Critical patent/KR970036327A/en

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Abstract

전기 자동차에 있어서, 주행 동력을 공급하고, 발전화되어 일정한 발전 전류를 공급하는 모터와; 운전자의 가속 페달 작동량에 해당하는 전기적인 신호를 출력하는 가속 페달 감지 수단과; 운전자의 브레이크 페달 작동량에 해당하는 전기적인 신호를 출력하는 브레이크 페달 감지 수단과; 가속 페달 작독량이 감소되어 차속을 감속시키고자 하는 경우에, 브레이크 페달 작동량에 따라 회생제동량을 설정하고, 설정된 회생 제동량에 따라 모터 구동 신호를 출력하여 모터의 발전화를 제어하는 모터 제어 수단을 포함하여 이루어지는 전기 자동차의 회생 제동 제어 장치는 운전자의 제동 의지에 따라 보다 효율적으로 모터의 발전 효율을 향상시킬 수 있으며, 또한, 급격한 회생 발전 전류 유입에 따른 배터리 수명 단축을 방지하여, 배터리 수명을 연장시키고 제동 거리를 단축시킬 수 있다.An electric vehicle, comprising: a motor for supplying driving power and being developed to supply a constant generation current; Accelerator pedal sensing means for outputting an electrical signal corresponding to an accelerator pedal operation amount of a driver; Brake pedal sensing means for outputting an electrical signal corresponding to a brake pedal operation amount of a driver; Motor control means for controlling the generation of the motor by setting the regenerative braking amount according to the brake pedal actuation amount and outputting the motor drive signal in accordance with the set regenerative braking amount when the acceleration pedal operation amount is reduced to reduce the vehicle speed. The regenerative braking control device for an electric vehicle, including the motor, may more efficiently improve the power generation efficiency of the motor according to the braking intention of the driver, and also prevent the battery life shortening due to the rapid influx of regenerative power generation. It can extend and shorten the braking distance.

Description

전기 자동차의 회생 제동 제어 장치 및 그방법Regenerative braking control device and method for electric vehicle

[도면의 간단한 설명][Brief Description of Drawings]

제 1 도는 종래의 전기 자동차의 회생 제동 제어 장치의 구성 블럭도이고.1 is a block diagram of a regenerative braking control device for a conventional electric vehicle.

제 2 도는 이 발명의 실시예에 따른 전기 자동차의 회생 제동 제어 장치의 구성 블럭도이고.2 is a block diagram of a regenerative braking control device for an electric vehicle according to an embodiment of the present invention.

제 3 도는 종래와 이 발명의 실시예에 따른 전기 자동차의 회생 제동시의 모터 전류 특성을 나타낸 그래프이고.3 is a graph showing motor current characteristics during regenerative braking of an electric vehicle according to the related art and an embodiment of the present invention.

제 4 도는 이 발명의 실시예에 따른 전기 자동차의 회생 제동 방법의 동작 순서도이다.4 is an operation flowchart of the regenerative braking method of the electric vehicle according to the embodiment of the present invention.

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (4)

전기 자동차에 있어서, 주행 동력을 공급하고,발전화되어 일정한 발전 전류를 공급하는 모터와; 운전자의 가속 페달 작동량에 해당되는 전기적인 신호를 출력하는 가속 페달 감지 수단과; 운전자의 브레이크 페달 작동량에 해당하는 전기적인 신호를 출력하는 브레이크 페달 감지 수단과; 가속 페달 작동량이 감소되어 차속을 감속시키고자 하는 경우에, 브레이크 페달 작동량에 따라 회생 제동량을 설정하고, 설정된 회생 작동량에 따라 모터 구동 신호를 출력하여 모터의 발전화를 제어하는 모터 제어 수단을 포함하여 이루어지는 것을 특징으로 하는 전기 자동차의 회생 제동 제어 장치.An electric vehicle, comprising: a motor for supplying driving power and being developed to supply a constant generation current; Accelerator pedal detection means for outputting an electric signal corresponding to an amount of the driver's accelerator pedal operation; Brake pedal sensing means for outputting an electrical signal corresponding to a brake pedal operation amount of a driver; Motor control means for controlling the power generation of the motor by setting the regenerative braking amount according to the brake pedal actuation amount and outputting the motor drive signal according to the set regenerative actuation amount, when the accelerator pedal actuation amount is decreased to decelerate the vehicle speed. Regenerative braking control device for an electric vehicle, comprising a. 제1항에 있어서, 상기한 가속 페달 감지부는 가속 페달 작동에 따라 저항값이 가변되어 그에 해당하는 전기적인 신호를 출력하는 가변 저항으로 이루어지는 것을 특징으로 하는 전기 자동차의 회생 제동 제어 장치.The regenerative braking control apparatus of claim 1, wherein the accelerator pedal detection unit is made of a variable resistor that varies in resistance according to the accelerator pedal and outputs an electrical signal corresponding thereto. 제1항에 있어서, 상기한 브레이크 페달감지부는 가속 페달 작동에 따라 저항값이 가변되어 그에 해당하는 전기적인 신호를 출력하는 가변 저항으로 이루어지는 것을 특징으로 하는 전기 자동차의 회생 제동 제어 장치.The regenerative braking control apparatus for an electric vehicle according to claim 1, wherein the brake pedal detection unit is made of a variable resistor that varies in resistance according to an accelerator pedal and outputs an electrical signal corresponding thereto. 차량 주행에 따른 가속 페달 작동량을 감지하여 그에 따른 감속 상태를 판단하는 단계와; 상기에서 차량 속도가 감속되는 경우에 브레이크 페달 작동량을 감지하여 그에 따른 회생 제동량을 설정하는 단계와; 상기에서 설정된 회생 제동량에 따라 모터 구동 속도를 감속시켜 모터의 발전화를 제어하는 단계를 포함하여 이루어지는 것을 특징으로 하는 전기 자동차의 회생 제동 제어 방법.Detecting an amount of accelerator pedal operation according to a vehicle driving and determining a deceleration state according to the vehicle; Detecting a brake pedal operation amount when the vehicle speed is decelerated and setting a regenerative braking amount accordingly; And controlling the power generation of the motor by decelerating the motor driving speed according to the regenerative braking amount set in the above. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950052044A 1995-12-19 1995-12-19 Apparatus and method for controlling sacrificial braking of electric vehicle KR970036327A (en)

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KR1019950052044A KR970036327A (en) 1995-12-19 1995-12-19 Apparatus and method for controlling sacrificial braking of electric vehicle

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040021702A (en) * 2002-08-26 2004-03-11 현대모비스 주식회사 Electric driving and braking system for vehicles
US9248822B2 (en) 2013-06-27 2016-02-02 Hyundai Motor Company Control apparatus and method for regenerative braking of eco-friendly vehicle
KR20220091370A (en) * 2020-12-23 2022-06-30 황성종 Regenerative braking control system controllable by foot of driver

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040021702A (en) * 2002-08-26 2004-03-11 현대모비스 주식회사 Electric driving and braking system for vehicles
US9248822B2 (en) 2013-06-27 2016-02-02 Hyundai Motor Company Control apparatus and method for regenerative braking of eco-friendly vehicle
KR20220091370A (en) * 2020-12-23 2022-06-30 황성종 Regenerative braking control system controllable by foot of driver

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