KR960038101A - How to prevent starting off due to battery discharge of vehicle - Google Patents

How to prevent starting off due to battery discharge of vehicle Download PDF

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Publication number
KR960038101A
KR960038101A KR1019950008619A KR19950008619A KR960038101A KR 960038101 A KR960038101 A KR 960038101A KR 1019950008619 A KR1019950008619 A KR 1019950008619A KR 19950008619 A KR19950008619 A KR 19950008619A KR 960038101 A KR960038101 A KR 960038101A
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South Korea
Prior art keywords
set value
voltage
controlling
battery voltage
vehicle
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KR1019950008619A
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Korean (ko)
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KR0137243B1 (en
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장재영
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김태구
대우자동차 주식회사
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Priority to KR1019950008619A priority Critical patent/KR0137243B1/en
Publication of KR960038101A publication Critical patent/KR960038101A/en
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Publication of KR0137243B1 publication Critical patent/KR0137243B1/en

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02NSTARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N11/00Starting of engines by means of electric motors
    • F02N11/08Circuits or control means specially adapted for starting of engines
    • 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
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/40Engine management systems

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)

Abstract

본 발명은 차량의 과도한 전기부하로 인한 밧데리 방전시 이를 감지하여 임의 제어로 밧데리 방전을 줄이고 재충전시켜 시동꺼짐과 재시동 불가를 사전에 방지할 수 있도록 한 차량의 밧데리 방전으로 인한 시동꺼짐방지 방법에 관한 것으로 데이타를 기록하기 위한 롬(1)과, 데이타를 기록하고 읽기 위한 램(2)과, 상기 롬(1)과램(2)에 접속되어 이들을 제어하기 위한CPU(3)와, 상기 CPU(3)에 접속되어 입출력을 제어하기 위한 입출력제어부(4)로 된 엔진제어모듈을 갖는 차량에 있어서, 각종 센서로부터의 데이타를 입력받아 이를 램(2)에 저장되는 단계와, 스타트 판단 단계와, 아이들 판단 단계와, 전압 비교및 충전장치 이상여부 판단단계와, 재충전을 판단하고 제어하는 단계와, 전기 부하를 제어하는 단계를 차례로 실시하여서 이루어진다.The present invention relates to a method for preventing starting off due to battery discharge of a vehicle, which detects a battery discharge due to excessive electric load of a vehicle and prevents starting and restarting by reducing and recharging the battery discharge under arbitrary control. A ROM 1 for recording data, a RAM 2 for recording and reading data, a CPU 3 connected to the ROM 1 and a RAM 2 for controlling them, and the CPU 3 In a vehicle having an engine control module comprising an input / output control unit (4) for controlling input and output and controlling input and output, receiving data from various sensors and storing the data in the RAM (2), a start judgment step, and idle The determination step, the voltage comparison and charging device abnormality determination step, the step of determining and controlling the recharge, and the step of controlling the electrical load is performed in this order.

Description

차량의 밧데리 방전으로 인한 시동꺼짐 방지방법How to prevent starting off due to battery discharge of vehicle

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명에 따른 차량의 밧데리 방전으로 인한 시동꺼짐 방지장치의 블럭도, 제2도는 본 발명에 따른 차량의 밧데리 방전으로 인한 시동꺼짐 방지방법의 동작과정을 개략적으로 나타낸 블럭도, 제3도는 본 발명에 따른 스타트 판별로직의 동작흐름도FIG. 1 is a block diagram of an apparatus for preventing starting off due to battery discharge of a vehicle according to the present invention. FIG. 2 is a block diagram schematically showing an operation process of a method for preventing starting off due to battery discharge of a vehicle according to the present invention. Fig. 3 is a flow chart of the start discrimination logic according to the present invention.

Claims (6)

데이타를 기록하기 위한 롬(1)과, 데이타를 기록하고 읽기 위한 램(2)과, 상기 롬(1)과 램(2)에 접속되어이를 제어하기 위한 CPU(3)와, 상기 CPU(3)에 접속되어 입출력을 제어하기 위한 입출력제어부(4)로 된 엔진제어모듈을 갖는 차량에 있어서, 각종 센서로부터의 데이타를 입력받아 이를 램(2)에 저장하는 단계(S1)와, 스타트 판단 단계(S2) 및 아이들 판단 단계(S3)와, 상기 스타트 판단 단계(S3)와 아이들 판단 단계(S3)로부터의 출력을 입력받는 전압을 비교하고 충전장치 이상여부를 판단하는 단계(S4)와, 밧데리 재충전여부를 판단하고 제어하는 단계(S5)와, 상기 전압 비교 및 충전장치 이상여부 판단단계(S4)와 재충전을 판단하고 제어하는 단계(S5)로부터의 출력을 입력받아 전기 부하를 제어하는 단계(S6)를 차례로 실시하여서 이루어짐을 특징으로 하는 차량의 밧데리 방전으로 인한 시동꺼짐 방지 방법.A ROM 1 for recording data, a RAM 2 for recording and reading data, a CPU 3 connected to the ROM 1 and a RAM 2 for controlling this, and the CPU 3 In a vehicle having an engine control module comprising an input / output control unit (4) for controlling input and output, the step of receiving data from various sensors and storing it in the RAM (S1) and a start determination step (S2) and the idle determination step (S3), the step of comparing the voltage received from the output of the start determination step (S3) and the idle determination step (S3) and determining whether the charging device is abnormal (S4), and the battery Controlling an electrical load by receiving an output from the step S5 of determining and controlling recharging, the step of judging whether or not the voltage comparison and charging device is abnormal (S4) and the step of determining and controlling recharging (S5) ( Of the vehicle, characterized in that How to prevent start-up due to pick off the discharge. 제1항에 있어서, 상기 스타트 판단 단계가, 엔진 RPM이 제1설정치보다 큰가를 판단하여 작으면 엔진 운행을 중지하고 전압비교 및 충전장치 이상여부 감지 로직으로 가는 단계와, 상기에서 엔진 RPM이 제1설정치보다 크면 엔진운행시간이 제2설정치보다 큰가를 판단하여 작으면 엔진 운행시간에 1을 더하여 완료하고, 크면 아이들 판단 로직으로 가는 단계를 포함하여서 이루어지는 것을 특징으로 하는 차량의 밧데리 방전으로 인한 시동꺼짐 방지방법.The method of claim 1, wherein the start determination step comprises determining whether the engine RPM is greater than the first set value and stopping the engine operation and going to the voltage comparison and charging device detection logic if the engine RPM is greater than the first set value. If it is greater than the first set value, it is determined whether the engine running time is greater than the second set value, and if it is small, adding 1 to the engine running time is completed, and if it is large, starting by battery discharge of the vehicle, characterized in that it comprises the step of going to the idle judgment logic. How to prevent it from turning off. 제1항에 있어서, 상기 아이들 판단 단계가, 차량속도가 제3설정치보다 큰가를 판단하여 작으면 아이들링 시간에 1을 더하고 아이들 비트를 동작시키며, 스태틱 밧데리 전압을 현재 밧데리 전압으로 한 후 전압 비교및 충전장치 이상여부 감지 로직으로 가는 단계와, 상기에서 차량속도가 제3설정치보다 크면, 트로틀 센서로부터의 신호와 RPM이 각가 제4 및 제5 설정치보다 큰가를 판단하여 트로틀 센서의 신호와 RPM이 제4 및 제5 설정치보다 클 때 아이들링 시간을 0으로 하며, 아이들 비트를 정지시키고 다아나믹 밧데리 전압을 현재 밧데리 전압으로 한 후 전압 비교 및 충전장치 이상여부 감지 로직으로 가는 단계를 포함하여서 이루어짐을 특징으로 하는 차량의 밧데리 방전으로 인한 시동꺼짐 방지 방법.The method of claim 1, wherein the idle determination step determines whether the vehicle speed is greater than the third set value, and if it is small, adds 1 to the idling time and operates the idle bit, compares the voltage after the static battery voltage is the current battery voltage, and And if the vehicle speed is greater than the third set value, determining whether the signal and RPM from the throttle sensor are greater than each of the fourth and fifth set values. Idle time is set to zero when greater than 4th and 5th setpoints, stops the idle bit, sets the dynamic battery voltage to the current battery voltage, and then goes to a voltage comparison and charger fault detection logic. To prevent starting off due to battery discharge of the vehicle. 제1항에 있어서, 상기 전압 비교 및 충전장치 이상여부 판단단계가, 다이나믹 밧데리 전압에서 스태틱 밧데리 전압을 뺀 전압을 밧데리 전압의 증가분으로 설정하는 단계와, 증가된 밧데리 전압이 제6설정치보다 큰가를 판단하여 작으면 충전장치 이상경고 램프를 점등시키고 충전장치 서비스 비트를 설정하는 단계와, 상기 밧데리 전압이 제6설정치전압보다 클 때 밧데리 전압, 아이들 비트, 방전 지속시간을 판단하는 단계와, 상기 아이들 비트가 동작될 때 아이들링 시간과 아이들링 밧데리 저하 시간을 판단하는 단계를 포함하여서 이루어짐을 특징으로 하는 차량의 밧데리 방전으로 인한 시동꺼짐 방지 방법.The method of claim 1, wherein the step of comparing the voltage and determining whether the charging device is abnormal comprises: setting a voltage obtained by subtracting the static battery voltage from the dynamic battery voltage as an increment of the battery voltage, and whether the increased battery voltage is greater than the sixth set value. If the judgment is small, lighting the charging device abnormality warning lamp and setting the charging device service bit; determining the battery voltage, the idle bit, and the discharge duration when the battery voltage is greater than the sixth set voltage; And determining the idling time and the idling battery deterioration time when the bit is operated. 제1항에 있어서, 상기 재충전을 판단하고 제어하는 단계가, A/C스위치가 온이고 제10설정치 < RPM <제11설정치 일 때 인젝터 온 시간에 제12설정치를 곱한 것을 인젝터 온 시간으로 한 후 스파크 시간에 제13설정치를 곱한 것을 스파크 시간으로 하는 단계와, 밧데리 전압이 제14설정치보다 큰가를 판단하여 작으면 재충전램프를 점등시키고, 크면 재충전 램프를 소등시킨 후 A/C스위치가 온인가를 판단하는 단계를 포함하여서 이루어짐을 특징으로 하는 차량의 밧데리 방전으로 인한 시동꺼짐 방지 방법.The method of claim 1, wherein the determining and controlling the recharging comprises: multiplying the injector on time by the twelfth set value when the A / C switch is on and the tenth set value <RPM <eleventh set value, and then the injector on time. The spark time is multiplied by the thirteenth set value and the spark time is judged. If the battery voltage is greater than the fourteenth set value, it is determined that the rechargeable lamp is turned on when the battery voltage is small, and the rechargeable lamp is turned off, and the A / C switch is turned on. How to prevent starting off due to the battery discharge of the vehicle, characterized in that comprises the step of determining. 제1항에 있어서, 상기 전기 부하를 제어하는 단계가, 헤드 팸프가 점등되지 않았을 때 주 전원 제어 비트를 설정하고 전기장치 서비스 순 비트를 설정하는 단계와, 상기 헤드 램프가 점등되었을 때 위험 램프 경고 시간을 제15설정치와 비교하여 작으면 위험램프를 점등시키고, 크년 위험램프를 소등, 충전장치 이상경고 램프 점등, 과도 전기부하 사용비트 설정을 차례로 실시하는 단계와, 주 전원 제어 비트를 판단하여 0이면 헤드램프를 소등시키고, 1이면 램의 데이타를 이이피롬에 저장한 후 전원을 오프시키는 단계를 포함하여서 이루어짐을 특징으로 하는 차량의 밧데리 방전으로 인한 시동꺼짐 방지방법.2. The method of claim 1, wherein controlling the electrical load comprises: setting a main power control bit when the headlamp is not lit and setting an electrical service order bit; and a hazard lamp warning when the headlamp is lit. If the time is small compared with the 15th set point, the danger lamp is turned on, the yearly danger lamp is turned off, the charging device abnormality warning lamp is turned on, and the excessive electric load use bit is set in turn, and the main power control bit is judged to be 0. And turning off the power after turning off the head lamp, and storing the data of the RAM in YPIROM if the head lamp is turned off.
KR1019950008619A 1995-04-13 1995-04-13 Method for preventing engine starting from stopping due to battery discharge of a vehicle KR0137243B1 (en)

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KR1019950008619A KR0137243B1 (en) 1995-04-13 1995-04-13 Method for preventing engine starting from stopping due to battery discharge of a vehicle

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KR1019950008619A KR0137243B1 (en) 1995-04-13 1995-04-13 Method for preventing engine starting from stopping due to battery discharge of a vehicle

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KR0137243B1 KR0137243B1 (en) 1998-04-25

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040033454A (en) * 2002-10-14 2004-04-28 현대자동차주식회사 Engine stall prediction system and the method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040033454A (en) * 2002-10-14 2004-04-28 현대자동차주식회사 Engine stall prediction system and the method

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KR0137243B1 (en) 1998-04-25

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