KR970062672A - Engine cooling / heating cycle test equipment - Google Patents

Engine cooling / heating cycle test equipment Download PDF

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Publication number
KR970062672A
KR970062672A KR1019960005619A KR19960005619A KR970062672A KR 970062672 A KR970062672 A KR 970062672A KR 1019960005619 A KR1019960005619 A KR 1019960005619A KR 19960005619 A KR19960005619 A KR 19960005619A KR 970062672 A KR970062672 A KR 970062672A
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South Korea
Prior art keywords
water
engine
cooling
cooling system
flow
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KR1019960005619A
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Korean (ko)
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KR100203843B1 (en
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정재철
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이관기
대우중공업 주식회사
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Priority to KR1019960005619A priority Critical patent/KR100203843B1/en
Publication of KR970062672A publication Critical patent/KR970062672A/en
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    • 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
    • G01M15/02—Details or accessories of testing apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/14—Controlling of coolant flow the coolant being liquid
    • 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
    • G01M15/042—Testing internal-combustion engines by monitoring a single specific parameter not covered by groups G01M15/06 - G01M15/12
    • G01M15/048—Testing internal-combustion engines by monitoring a single specific parameter not covered by groups G01M15/06 - G01M15/12 by monitoring temperature

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Testing Of Engines (AREA)

Abstract

본 발명은 엔진 냉열사이클시험장치에 관한 것으로서, 자동차엔진등의 실린더헤드부의 개스킷시험 등을 위하여 엔진(E)의 재킷과 유체관(2,3)으로 연결되는 수냉시스템(W′)을 구비하는 엔진 냉열사이클시험장치에 있어서; 상기 장치는 엔진(E)과 수냉시스템(W′)사이에 수온의 급속냉각 및 가열을 위하여 엔진측과 수냉시스템(W′)의 독립된 유체회로를 구성, 제어하게 하는 급속냉각제어부(RC)를 부가적으로 더 구비하며, 상기 수냉시스템(W′)은 열교환기(10)와 가열수단인 히터(11) 및 솔레노이드냉각수밸브(S1)을 가지는 유로관(P1,P2)에 냉각수가 공급되고, 상기 급속냉각제어부(RC)는 엔진(E)측과 수냉시스템(W′)을 독립적으로 가열, 냉각하는 유로제어수단을 구비하는 것을 특징으로 하여; 본 발명의 엔진 냉열사이클시험장치는 고온열충격시에 엔진과 수냉시스템(W′)의 각각 독립하게 발열하게 함으로서 정상상태에서의 시험에 요구되는 수온에 최소의 열량으로 상승하게 하는 효과를 가지며 급속냉각제어부를 별도로 구성하여 수냉시스템과 연결하게 함으로서 측정 대상의 엔진에 따라서 다양하게 적용할 수 있게 하는 것을 목적으로 한다.The present invention relates to an engine cooling / heating cycle test apparatus, and is provided with a water-cooling system (W ') connected to a jacket of an engine (E) by fluid tubes (2, 3) for gasket testing of a cylinder head part of an automobile engine 1. An engine cooling / heating cycle test apparatus comprising: The apparatus comprises a rapid cooling control unit (RC) for constituting and controlling independent fluid circuits between the engine side and the water-cooling system W 'for rapid cooling of water temperature and heating between the engine E and the water cooling system W' The water-cooling system W 'further includes cooling water supplied to the flow pipes P1 and P2 having the heat exchanger 10, the heater 11 as the heating means and the solenoid cooling water valve S1, The rapid cooling control unit RC is provided with a flow control means for independently heating and cooling the engine E side and the water-cooling system W '; The engine cooling / heating cycle test apparatus of the present invention generates heat independently of the engine and the water-cooling system (W ') during a high-temperature thermal shock, thereby causing the temperature to rise to a minimum amount of heat required for a test in a steady state. It is an object of the present invention to make it possible to apply various control methods according to the engine to be measured by connecting the controller to the water cooling system.

Description

엔진 냉열사이클시험장치Engine cooling / heating cycle test equipment

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

제1도는 종래의 엔진 냉열사이클시험장치의 시험중의 수온의 온도사이클을 도시하는 그래프이다.FIG. 1 is a graph showing a temperature cycle of a water temperature during a test of a conventional engine cooling / heating cycle test apparatus.

제2도는 종래의 엔진 냉열사이클시험장치의 구성을 도시하는 블록다이아그램이다.FIG. 2 is a block diagram showing a configuration of a conventional engine cooling / heating cycle testing apparatus.

제3도는 본 발명의 엔진 냉열사이클시험장치의 시험중의 수온의 온도사이클을 도시하는 그래프이다.3 is a graph showing the temperature cycle of the water temperature during the test of the engine cooling / heating cycle test apparatus of the present invention.

제4도는 본 발명의 엔진 냉열사이클시험장치의 구성을 도시하는 블록다이아그램이다.FIG. 4 is a block diagram showing a configuration of an engine cooling / heating cycle testing apparatus of the present invention.

Claims (7)

자동차엔진등의 실린더헤드부의 개스킷시험 등을 위하여 엔진(E)의 재킷과 유체관(2,3)으로 연결되는 수냉시스템(W′)을 구비하는 엔진 냉열사이클시험장치에 있어서; 상기 장치는 엔진(E)과 수냉시스템(W′) 사이에 수온의 급속냉각 및 가열을 위하여 엔진측과 수냉시스템(W′)의 독립된 유체회로를 개폐구성하여 제어하는 급속냉각제어부(RC)를 부가적으로 더 구비하는 것을 특징으로 하는 엔진 냉열사이클시험장치.(W ') connected to a jacket of an engine (E) and a fluid pipe (2, 3) for gasket testing of a cylinder head of an automobile engine or the like, comprising: The apparatus comprises a rapid cooling control unit (RC) for opening and closing an independent fluid circuit between the engine side and the water-cooling system (W ') for rapid cooling of water temperature and heating between the engine E and the water cooling system W' Further comprising: a temperature sensor for detecting a temperature of the engine; 엔진(E)과 수냉시스템(W′) 사이에 수온의 급속냉각 및 가열을 위하여 엔진측과 수냉시스템(W′)의 독립된 유체회로를 구성, 제어하게 하는 급속냉각제어부(RC)를 가지는 엔진 냉열사이클시험장치에 있어서; 상기 수냉시스템(W′)은 열교환기(10)와 가열수단인 히터(11) 및 솔레노이드냉각수밸브(S1)을 가지는 유로관(P1,P2)에 냉각수가 공급되고, 상기 급속냉각제어부(RC)는 엔진(E)측과 수냉시스템(W′)을 독립적으로 가열, 냉각하는 유로제어수단을 구비하는 것을 특징으로 하는 엔진 냉열사이클시험장치.A cooling control unit RC for constituting and controlling an independent fluid circuit between the engine side and the water-cooling system W 'for quick cooling and heating of water temperature between the engine E and the water-cooling system W' A cycle test apparatus comprising: The cooling water is supplied to the flow pipes P1 and P2 having the heat exchanger 10, the heater 11 as the heating means and the solenoid cooling water valve S1, Is provided with a flow control means for independently heating and cooling the engine (E) side and the water-cooling system (W '). 제2항에 있어서, 상기 엔진(E)측과 수냉시스템(W′)을 독립적으로 가열, 냉각하는 유로제어수단은, 엔진(E)의 재킷과 유체관(2,3)으로 연결되는 유로관(20,21)의 하나의 유로관(20)에는 진입순서에 따라서, 온도센서(S), 수압캡(C), 드레인부(D)로 배출되는 분지유로관(22)에 솔레노이드밸브(S2), 또하나의 솔레노이드밸브(S3) 및 역류방지밸브(R3)를 배설하여 엔진의 재킷으로 유입하고, 다른 유로관(21)에는 역류방지밸브(R4), 솔레노이드밸브(S4), 워터펌프(P)를 배설하여 히터(11)로 유입하고 분지되어 냉각수로(CW)로 연결되는 분지유로관(23)을 구비하여 역류방지용밸브(R5)와 솔레노이드밸브(S5)를 구비하며, 상기 유로관(20)과 유로관(21)사이에는 각각 솔레노이드밸브(S6,S7)와 역류방지밸브(S6,S7)를 배설하여 구성하는 것을 특징으로 하는 엔진 냉열사이클시험장치.The flow control device according to claim 2, wherein the flow control means for independently heating and cooling the engine (E) side and the water-cooling system (W ' The solenoid valve S2 (not shown) is connected to the branch flow pipe 22 discharged to the temperature sensor S, the water pressure cap C and the drain portion D, And another solenoid valve S3 and a check valve R3 are provided and flow into the jacket of the engine while the other flow pipe 21 is provided with a check valve R4, a solenoid valve S4, a water pump And a solenoid valve S5 and a backflow prevention valve R5 having a branched flow path pipe 23 which is branched and connected to the cooling water path CW by arranging the flow path pipe P, Characterized in that solenoid valves (S6, S7) and counter-flow preventing valves (S6, S7) are provided between the main valve (20) and the flow pipe (21). 제2항에 있어서, 상기 엔진(E)측과 수냉시스템(W′)을 독립적으로 가열, 냉각하는 유로제어의 냉각열충격(Cool Shock)상태에서는 분지유로관(22)에 솔레노이드밸브(S2), 분지유로관(23)의 솔레노이드밸브(S5) 및 솔레노이드밸브(S7)를 개방하여 엔진과 냉각수의 공급 및 수냉시스템(W′)의 독립적 폐쇄회로를 구성하여 유체순환하는 것을 특징으로 하는 엔진 냉열사이클시험장치.3. The cooling system according to claim 2, further comprising: a solenoid valve (S2), a solenoid valve (S2), and a solenoid valve And the solenoid valve (S5) and the solenoid valve (S7) of the branch flow path pipe (23) are opened to constitute independent closed circuits of the engine and the cooling water supply and water cooling system (W ') to perform fluid circulation Test equipment. 제2항에 있어서, 상기 엔진(E)측과 수냉시스템(W′)을 독립적으로 가열, 냉각하는 유로제어의 고온충격(Hot Shock)의 경우는; 유로관(20)과 유로관(21)사이의 솔레노이드밸브(S6,S7)만이 개방되고 워터펌프(P)가 구동하게 하여 엔진측의 냉각수는 엔진 자체의 발열에 의하여 온도가 상승하게 하고, 수냉시스템(W′)에서는 독립된 상태로 수온이 상승하게 하여 정상모드시에 엔진측 냉각수와 혼합되게 하는 것을 특징으로 하는 엔진 냉열사이클시험장치.3. The method according to claim 2, wherein in the case of hot shock of the flow control for independently heating and cooling the engine (E) side and the water-cooling system (W '); Only the solenoid valves S6 and S7 between the flow pipe 20 and the flow pipe 21 are opened and the water pump P is driven so that the temperature of the cooling water on the engine side is raised by the heat generated by the engine itself, And the system (W ') causes the water temperature to rise in an independent state so as to be mixed with the engine-side cooling water in the normal mode. 제1항에 있어서, 상기 엔진(E)측과 수냉시스템(W′)을 독립적으로 가열, 냉각하는 유로제어의 정상시험상태에서는, 유로관(20,21)상의 솔레노이드밸브(S3), 솔레노이드밸브(S4)만을 개방하여 엔진측과 수냉시스템(W′)은 유체유동하여 열교환이 이루어지게 하는 것을 특징으로 하는 엔진 냉열사이클시험장치.The solenoid valve according to claim 1, wherein in a normal test state of the flow control for independently heating and cooling the engine (E) side and the water-cooling system (W '), the solenoid valve (S3) (S4) is opened to cause the engine side and the water-cooling system (W ') to fluid-flow to perform heat exchange. 제1항에 있어서, 상기 급속냉각제어부(RC)는 엔진(E) 및 수냉시스템(W′)과 독립적으로 구성된 유니트로서 착탈가능한 것을 특징으로 하는 엔진 냉열사이클시험장치.The apparatus for testing an engine cooling / heating cycle according to claim 1, wherein the rapid cooling control unit (RC) is detachable as a unit independent of the engine (E) and the water cooling system (W '). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960005619A 1996-02-28 1996-02-28 Tester for controlling heat of an engine KR100203843B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019960005619A KR100203843B1 (en) 1996-02-28 1996-02-28 Tester for controlling heat of an engine

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Application Number Priority Date Filing Date Title
KR1019960005619A KR100203843B1 (en) 1996-02-28 1996-02-28 Tester for controlling heat of an engine

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KR970062672A true KR970062672A (en) 1997-09-12
KR100203843B1 KR100203843B1 (en) 1999-06-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100448390B1 (en) * 2002-09-05 2004-09-10 현대자동차주식회사 Thermal shock test controlling method of engine

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050075803A (en) 2004-01-16 2005-07-22 삼성전자주식회사 Performance testing device of refrigeration cycle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100448390B1 (en) * 2002-09-05 2004-09-10 현대자동차주식회사 Thermal shock test controlling method of engine

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