KR960035004A - Inspection device and inspection method of engine for vehicle - Google Patents

Inspection device and inspection method of engine for vehicle Download PDF

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Publication number
KR960035004A
KR960035004A KR1019960006923A KR19960006923A KR960035004A KR 960035004 A KR960035004 A KR 960035004A KR 1019960006923 A KR1019960006923 A KR 1019960006923A KR 19960006923 A KR19960006923 A KR 19960006923A KR 960035004 A KR960035004 A KR 960035004A
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KR
South Korea
Prior art keywords
engine
control valve
revolutions
command current
intake duct
Prior art date
Application number
KR1019960006923A
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Korean (ko)
Other versions
KR0169867B1 (en
Inventor
이쿠오 다카노
히데키 호리에
도시히코 가토
Original Assignee
쯔지 요시후미
닛산 지도샤 가부시키가이샤
이토 스스무
다이후쿠 가부시키가이샤
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Publication date
Application filed by 쯔지 요시후미, 닛산 지도샤 가부시키가이샤, 이토 스스무, 다이후쿠 가부시키가이샤 filed Critical 쯔지 요시후미
Publication of KR960035004A publication Critical patent/KR960035004A/en
Application granted granted Critical
Publication of KR0169867B1 publication Critical patent/KR0169867B1/en

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/04—Testing internal-combustion engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/02—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning induction conduits

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)

Abstract

본 발명의 목적은 엔진의 무부한 운전시험에서, 임의의 회전수를 고정밀도로 유지함과 동시에, 목표 회전수로 신속하게 제어 하는 것이다.An object of the present invention is to maintain an arbitrary number of revolutions at high accuracy and to quickly control the target number of revolutions in an unlimited running test of the engine.

반송수단에 지지된 엔진(1)을 구동하는 테스트 벤치와, 상기 테스트 벤치에 고정설치되고 엔진(1)의 스로틀챔버(10)와 접속되는 흡기덕트(2)를 구비하고, 스로틀 챔버(10)에 배치설치되며 엔진(1)의 최대 회전수를 규제하는 심(4)과, 흡기덕트(2)에 개입장착됨과 동시에 지령전류(i)에 따라 개도를 변화시키는 비레제어 밸브(3)와, 소정의 엔진 회전수에 따라 지령전류(i)를 지례제어 밸브(3)으로 송출하는 제어기(5)를 구비한다.A test bench for driving the engine 1 supported by the conveying means and an intake duct 2 fixed to the test bench and connected to the throttle chamber 10 of the engine 1. The throttle chamber 10, A shim 4 for regulating the maximum number of revolutions of the engine 1, a billet control valve 3 which is interposed in the intake duct 2 and changes the opening degree according to the command current i, And a controller (5) for sending the command current (i) to the command control valve (3) in accordance with a predetermined engine speed.

Description

차량용 엔진의 검사장치 및 검사방법Inspection device and inspection method of engine for vehicle

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제1도는 본 발명의 실시예를 도시하는 테스트 벤치(bench)의 개략 구성도, 제2도는 심(shim)의 장착 위치를 도시하는 스로틀 챔버의 개략도, 제3도는 버터플라이 밸브를 도시하는 스로틀 챔버의 단면도, 제4도는 전자밸브의 전류값과 엔진의 회전수의 관계를 도시하는 그래프, 제5도는 발화 테스트의 수순을 도시하는 흐름도.1 is a schematic configuration diagram of a test bench showing an embodiment of the present invention, Fig. 2 is a schematic view of a throttle chamber showing a mounting position of a shim, Fig. 3 is a schematic view of a throttle chamber showing a butterfly valve, Fig. 4 is a graph showing the relationship between the current value of the solenoid valve and the number of revolutions of the engine; Fig. 5 is a flowchart showing the procedure of the ignition test; Fig.

Claims (4)

반송수단에 지지된 엔진을 구동하는 테스트 벤치와, 상기 테스트 벤치에 고정설치된 엔진의 스로틀 챔버와 접속된 흡기 덕트를 구비하고, 엔진의 무부하 운전시험을 행하는 차량용 엔진의 검사장치에 있어서, 상기 스로틀 챔버에 배치설치된 엔진의 최대 회전수를 규제하는 수단과, 상기 흡기덕트에 개입장착됨과 동시에 지령전류에 따라 개도를 변화시키는 비례 제어 밸브와, 소정의 엔진 회전수에 따라 지령전류를 상기 비례제어 밸브로 송출하는 제어수단을 구비하는 것을 특징으로 하는 차량용 엔진의 검사장치.A test bench for driving an engine supported by a conveying means and an intake duct connected to a throttle chamber of an engine fixed to the test bench and for performing a no-load operation test of the engine, A proportional control valve interposed in the intake duct for changing the opening degree according to the command current, and a proportional control valve for controlling the command current to the proportional control valve And a control means for controlling the engine to send out the vehicle engine. 상기 제어수단은 엔진의 회전수를 검출하는 수단을 구비하고, 상기 엔진 회전수의 설정값과 검출값으로부터 비례제어 밸브로의 지령전류를 연산하는 것을 특징으로 하는 차량용 엔진의 검사장치.Wherein the control means includes means for detecting the number of revolutions of the engine and calculates the command current to the proportional control valve from the set value of the engine speed and the detected value. 반송수단에 지지된 엔진의 구동을 행하는 테스트 벤치에 엔진으로의 흡기를 제공하는 흡기덕트와, 상기 흡기덕트에 개입장착됨과 동시에 지령전류에 따라 개폐하는 비례제어 밸부를 구비하고, 상기 엔진의 스로틀 챔버에 최대 회전수를 규제하는 수단을 개입장착시킨 후에, 상기 엔진의 스로틀 챔버와 상기 흡기덕트를 접속하고, 상기 엔진을 시동함과 동시에, 미리 설정된 엔진의 회전수에 따라 지령전류를 비례제어 밸브로 송출하는 공정을 포함하는 것을 특징으로 하는 차량용 엔진의 검사방법.And a proportional control valve that opens and closes in response to a command current while being interposed in the intake duct, wherein the throttle chamber of the engine is connected to the throttle chamber of the engine, The throttle chamber of the engine is connected to the intake duct, the engine is started, and the command current is supplied to the proportional control valve in accordance with the preset number of revolutions of the engine And a step of sending out the vehicle engine. 제3항에 있어서, 상기 지령 전류는 엔진의 회전수 검출값과, 미리 설정된 엔진 회전수에 따라 연산되는 것을 특징으로 하는 차량용 엔진의 검사방법.4. The method according to claim 3, wherein the command current is calculated according to a detected value of the number of revolutions of the engine and a preset number of revolutions of the engine. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960006923A 1995-03-16 1996-03-15 Inspection device and method for vehicle engine KR0169867B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP95-57411 1995-03-16
JP05741195A JP3716004B2 (en) 1995-03-16 1995-03-16 Inspection device and inspection method for vehicle engine

Publications (2)

Publication Number Publication Date
KR960035004A true KR960035004A (en) 1996-10-24
KR0169867B1 KR0169867B1 (en) 1999-01-15

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Application Number Title Priority Date Filing Date
KR1019960006923A KR0169867B1 (en) 1995-03-16 1996-03-15 Inspection device and method for vehicle engine

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JP (1) JP3716004B2 (en)
KR (1) KR0169867B1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4604813B2 (en) * 2005-04-20 2011-01-05 株式会社明電舎 Dynamometer throttle actuator
JP2018133852A (en) * 2017-02-13 2018-08-23 シャープ株式会社 Power supply device and television set

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JPH08254154A (en) 1996-10-01
JP3716004B2 (en) 2005-11-16
KR0169867B1 (en) 1999-01-15

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