KR102075137B1 - 차량용 냉각시스템 제어방법 - Google Patents
차량용 냉각시스템 제어방법 Download PDFInfo
- Publication number
- KR102075137B1 KR102075137B1 KR1020180104641A KR20180104641A KR102075137B1 KR 102075137 B1 KR102075137 B1 KR 102075137B1 KR 1020180104641 A KR1020180104641 A KR 1020180104641A KR 20180104641 A KR20180104641 A KR 20180104641A KR 102075137 B1 KR102075137 B1 KR 102075137B1
- Authority
- KR
- South Korea
- Prior art keywords
- water temperature
- temperature sensor
- control valve
- flow control
- engine
- Prior art date
- 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.)
- Active
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 98
- 239000000498 cooling water Substances 0.000 claims abstract description 45
- 238000005516 engineering process Methods 0.000 abstract description 7
- 239000002826 coolant Substances 0.000 description 11
- 238000000926 separation method Methods 0.000 description 7
- 239000003921 oil Substances 0.000 description 6
- 238000003745 diagnosis Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
Images
Classifications
-
- 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
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
- F01P7/167—Controlling of coolant flow the coolant being liquid by thermostatic control by adjusting the pre-set temperature according to engine parameters, e.g. engine load, engine speed
-
- 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
- F01P2007/146—Controlling of coolant flow the coolant being liquid using valves
-
- 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
- F01P2025/00—Measuring
- F01P2025/08—Temperature
-
- 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
- F01P2031/00—Fail safe
- F01P2031/36—Failure of coolant pump
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
Description
도 2는 본 발명에 따른 냉각시스템 제어방법을 나타낸 흐름도.
도 3은 본 발명에 따른 유량제어밸브의 회전각도에 대한 각 포트의 개도선도.
도 4는 및 도 5는 본 발명에 적용 가능한 냉각시스템 구성의 다른 실시예를 도시한 도면.
20 : 엔진
30 : 라디에이터
C : 컨트롤러
WTS1 : 헤드출구수온센서
WTS2 : 엔진입구수온센서
WTS3 : 블록출구수온센서
Claims (4)
- 엔진의 입구측에 엔진입구수온센서가 설치되고, 실린더헤드 출구측에 헤드출구수온센서가 설치되며, 실린더블록 출구측에 블록출구수온센서가 설치되고, 엔진 후단에 유량제어밸브가 설치되며, 상기 유량제어밸브와 실린더헤드의 냉각수출구가 상시 개방 상태로 연결되며, 상기 유량제어밸브와 실린더블록의 냉각수출구 사이에 유량제어밸브의 작동에 의해 개도량 조절이 가능한 블록포트가 마련되는 냉각시스템으로서,
컨트롤러가 엔진입구수온센서에서 측정된 냉각수온을 이용하여 유량제어밸브의 작동을 제어하는 단계;
컨트롤러가 수온센서들의 고장 여부를 진단하는 단계; 및
컨트롤러가 상기 엔진입구수온센서의 고장 진단시, 헤드출구수온센서에서 측정된 냉각수온을 이용하여 유량제어밸브의 작동을 제어하는 단계;를 포함하는 차량용 냉각시스템 제어방법. - 청구항 1에 있어서,
상기 엔진입구수온센서와 헤드출구수온센서의 고장 진단시, 블록포트를 개방하는 단계;
상기 블록출구수온센서에서 측정된 냉각수온을 이용하여 유량제어밸브의 작동을 제어하는 단계;를 포함하는 차량용 냉각시스템 제어방법. - 청구항 1에 있어서,
상기 모든 수온센서의 고장 진단시, 유량제어밸브에 연결된 모든 포트를 개방하는 단계;를 더 포함하는 것을 특징으로 하는 차량용 냉각시스템 제어방법. - 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020180104641A KR102075137B1 (ko) | 2018-09-03 | 2018-09-03 | 차량용 냉각시스템 제어방법 |
Applications Claiming Priority (1)
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---|---|---|---|
KR1020180104641A KR102075137B1 (ko) | 2018-09-03 | 2018-09-03 | 차량용 냉각시스템 제어방법 |
Publications (1)
Publication Number | Publication Date |
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KR102075137B1 true KR102075137B1 (ko) | 2020-02-10 |
Family
ID=69627430
Family Applications (1)
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KR1020180104641A Active KR102075137B1 (ko) | 2018-09-03 | 2018-09-03 | 차량용 냉각시스템 제어방법 |
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KR (1) | KR102075137B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US12359608B2 (en) | 2023-09-22 | 2025-07-15 | Perkins Engines Company Limited | Apparatus and methods related to coolant diverter valves |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000220454A (ja) * | 1999-01-27 | 2000-08-08 | Unisia Jecs Corp | エンジンの冷却ファン制御装置 |
JP2000274244A (ja) * | 1999-03-19 | 2000-10-03 | Nidec Tosok Corp | エンジンの冷却水制御装置 |
JP2004137981A (ja) | 2002-10-18 | 2004-05-13 | Nippon Thermostat Co Ltd | 電子制御サーモスタットの制御方法 |
JP2015169166A (ja) * | 2014-03-10 | 2015-09-28 | 日立オートモティブシステムズ株式会社 | 内燃機関の冷却装置 |
KR20180055174A (ko) * | 2016-11-16 | 2018-05-25 | 현대자동차주식회사 | 냉각수 제어 밸브유닛을 갖는 엔진의 제어방법 및 제어시스템 |
-
2018
- 2018-09-03 KR KR1020180104641A patent/KR102075137B1/ko active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000220454A (ja) * | 1999-01-27 | 2000-08-08 | Unisia Jecs Corp | エンジンの冷却ファン制御装置 |
JP2000274244A (ja) * | 1999-03-19 | 2000-10-03 | Nidec Tosok Corp | エンジンの冷却水制御装置 |
JP2004137981A (ja) | 2002-10-18 | 2004-05-13 | Nippon Thermostat Co Ltd | 電子制御サーモスタットの制御方法 |
JP2015169166A (ja) * | 2014-03-10 | 2015-09-28 | 日立オートモティブシステムズ株式会社 | 内燃機関の冷却装置 |
KR20180055174A (ko) * | 2016-11-16 | 2018-05-25 | 현대자동차주식회사 | 냉각수 제어 밸브유닛을 갖는 엔진의 제어방법 및 제어시스템 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US12359608B2 (en) | 2023-09-22 | 2025-07-15 | Perkins Engines Company Limited | Apparatus and methods related to coolant diverter valves |
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