JP6082242B2 - 水温センサのバックアップシステム - Google Patents
水温センサのバックアップシステム Download PDFInfo
- Publication number
- JP6082242B2 JP6082242B2 JP2012272190A JP2012272190A JP6082242B2 JP 6082242 B2 JP6082242 B2 JP 6082242B2 JP 2012272190 A JP2012272190 A JP 2012272190A JP 2012272190 A JP2012272190 A JP 2012272190A JP 6082242 B2 JP6082242 B2 JP 6082242B2
- Authority
- JP
- Japan
- Prior art keywords
- water temperature
- temperature sensor
- value
- cooling water
- normal range
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 91
- 239000000498 cooling water Substances 0.000 claims description 48
- 238000001514 detection method Methods 0.000 claims description 20
- 230000005856 abnormality Effects 0.000 description 17
- 230000002159 abnormal effect Effects 0.000 description 8
- 230000007257 malfunction Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 208000032368 Device malfunction Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Classifications
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- 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
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/14—Indicating devices; Other safety devices
- F01P11/16—Indicating devices; Other safety devices concerning coolant 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
- F01P3/00—Liquid cooling
- F01P3/20—Cooling circuits not specific to a single part of engine or machine
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/22—Safety or indicating devices for abnormal conditions
- F02D41/222—Safety or indicating devices for abnormal conditions relating to the failure of sensors or parameter detection devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/021—Engine temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2400/00—Control systems adapted for specific engine types; Special features of engine control systems not otherwise provided for; Power supply, connectors or cabling for engine control systems
- F02D2400/08—Redundant elements, e.g. two sensors for measuring the same parameter
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/026—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving liquids
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- 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)
- Combined Controls Of Internal Combustion Engines (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Description
[数1]
|水温センサ18の検出値−水温センサ19の検出値|≧許容値…(1)
12 冷却水
18 水温センサ
18a 検出信号
19 水温センサ
19a 検出信号
20 制御装置
21 EGR装置(デバイス)
Claims (1)
- エンジンを経た冷却水の温度を検出する水温センサを二基に増設すると共に、該各水温センサの検出値の夫々が正常範囲内にあることを確認してから何れか一方の検出値を冷却水の温度として採用する制御装置を備え、前記各水温センサの何れか一方の検出値が正常範囲を外れても残りの正常範囲内にある検出値を冷却水の温度として採用するようにした水温センサのバックアップシステムであって、各水温センサの検出値が両方とも正常範囲を外れている場合に固定の代用値を冷却水の温度として採用し且つ該代用値の採用で支障のあるデバイスを選択的に停止し、各水温センサの検出値が正常範囲にあっても該各水温センサの検出値の偏差が所定の許容値を超えている場合には固定の代用値を冷却水の温度として採用し且つ該代用値の採用で支障のあるデバイスを選択的に停止するように前記制御装置を構成したことを特徴とする水温センサのバックアップシステム。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012272190A JP6082242B2 (ja) | 2012-12-13 | 2012-12-13 | 水温センサのバックアップシステム |
PCT/JP2013/006953 WO2014091695A1 (ja) | 2012-12-13 | 2013-11-27 | 水温センサのバックアップシステム |
US14/649,345 US9920682B2 (en) | 2012-12-13 | 2013-11-27 | Water-temperature-sensor backup system |
EP13862770.8A EP2933465B1 (en) | 2012-12-13 | 2013-11-27 | Water-temperature-sensor backup system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012272190A JP6082242B2 (ja) | 2012-12-13 | 2012-12-13 | 水温センサのバックアップシステム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014118828A JP2014118828A (ja) | 2014-06-30 |
JP6082242B2 true JP6082242B2 (ja) | 2017-02-15 |
Family
ID=50934003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012272190A Active JP6082242B2 (ja) | 2012-12-13 | 2012-12-13 | 水温センサのバックアップシステム |
Country Status (4)
Country | Link |
---|---|
US (1) | US9920682B2 (ja) |
EP (1) | EP2933465B1 (ja) |
JP (1) | JP6082242B2 (ja) |
WO (1) | WO2014091695A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10449474B2 (en) * | 2015-09-18 | 2019-10-22 | Hollingsworth & Vose Company | Filter media including a waved filtration layer |
CN107576412B (zh) * | 2016-07-05 | 2019-12-10 | 认知控管株式会社 | 车辆用温度传感器及其制造方法 |
KR102391010B1 (ko) | 2017-10-18 | 2022-04-27 | 현대자동차주식회사 | 차량용 냉각시스템의 페일세이프 제어방법 |
DE102019204992A1 (de) * | 2019-04-08 | 2020-10-08 | Vitesco Technologies GmbH | Verfahren und Vorrichtung zum Überprüfen und Sicherstellen einer Funktionsfähigkeit eines Abgasnachbehandlungssystems einer Brennkraftmaschine |
JP2022110305A (ja) * | 2021-01-18 | 2022-07-29 | ヤンマーホールディングス株式会社 | エンジン |
Family Cites Families (29)
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JPS555433A (en) * | 1978-06-26 | 1980-01-16 | Nissan Motor Co Ltd | Fuel controller for internal combustion engine |
JPS58172444A (ja) * | 1982-04-02 | 1983-10-11 | Nissan Motor Co Ltd | 機関の冷却水温度推定方法 |
JPS59103235U (ja) * | 1982-12-27 | 1984-07-11 | 本田技研工業株式会社 | 内燃エンジン用温度測定装置 |
JPS6181567A (ja) * | 1984-09-13 | 1986-04-25 | Honda Motor Co Ltd | 内燃エンジンの排気還流制御方法 |
JPH0711435B2 (ja) * | 1985-07-23 | 1995-02-08 | トヨタ自動車株式会社 | 内燃機関のセンサ異常判定方法 |
CA1311028C (en) * | 1988-05-20 | 1992-12-01 | Westinghouse Electric Corporation | Instrumentation and monitoring systems employing differential temperature |
US5544639A (en) * | 1993-08-31 | 1996-08-13 | Nippondenso Co., Ltd. | Temperature predicting system for internal combustion engine and temperature control system including same |
US6279390B1 (en) * | 1996-12-17 | 2001-08-28 | Denso Corporation | Thermostat malfunction detecting system for engine cooling system |
DE19850175C1 (de) * | 1998-10-30 | 2000-05-04 | Siemens Ag | Verfahren zum Überprüfen von analogen Sensoren |
JP3788560B2 (ja) * | 1999-04-19 | 2006-06-21 | 本田技研工業株式会社 | 排気ガス成分測定装置 |
US6556939B1 (en) * | 2000-11-22 | 2003-04-29 | Smartsignal Corporation | Inferential signal generator for instrumented equipment and processes |
KR100353726B1 (ko) * | 2000-12-11 | 2002-09-28 | 기아자동차주식회사 | 수온센서 고장시 냉각팬 제어장치 |
US6804601B2 (en) * | 2002-03-19 | 2004-10-12 | Cummins, Inc. | Sensor failure accommodation system |
JP2004257285A (ja) * | 2003-02-25 | 2004-09-16 | Honda Motor Co Ltd | エンジン駆動式発電装置 |
JP4260551B2 (ja) * | 2003-05-30 | 2009-04-30 | 本田技研工業株式会社 | 内燃機関のサーモスタットの故障を検出する装置 |
JP4326844B2 (ja) * | 2003-06-10 | 2009-09-09 | 本田技研工業株式会社 | 内燃機関の制御装置 |
JP4105086B2 (ja) * | 2003-12-22 | 2008-06-18 | 本田技研工業株式会社 | 温度センサの故障診断装置 |
JP4107506B2 (ja) * | 2005-09-21 | 2008-06-25 | 三菱電機株式会社 | 内燃機関制御装置 |
JP4670623B2 (ja) * | 2005-12-12 | 2011-04-13 | トヨタ自動車株式会社 | 自動変速機の変速制御装置 |
JP4831480B2 (ja) * | 2006-06-21 | 2011-12-07 | 三浦工業株式会社 | 膜濾過システム |
JP5214868B2 (ja) * | 2006-10-18 | 2013-06-19 | オリンパスイメージング株式会社 | 燃料電池システム及び該燃料電池システムを用いた端末用機器 |
US8559197B2 (en) * | 2008-10-13 | 2013-10-15 | Infinia Corporation | Electrical control circuits for an energy converting apparatus |
JP5531776B2 (ja) * | 2010-05-24 | 2014-06-25 | 日産自動車株式会社 | 温度センサの故障診断装置 |
JP5136623B2 (ja) * | 2010-11-11 | 2013-02-06 | トヨタ自動車株式会社 | 水温センサ異常判定装置 |
JP5793296B2 (ja) * | 2010-12-17 | 2015-10-14 | 日野自動車株式会社 | サーモスタット故障判定装置 |
DE102011002552A1 (de) * | 2011-01-12 | 2012-07-12 | Ford Global Technologies, Llc | Aufgeladene Brennkraftmaschine und Verfahren zum Betreiben einer derartigen Brennkraftmaschine |
DE102011002553A1 (de) * | 2011-01-12 | 2012-07-12 | Ford Global Technologies, Llc | Aufgeladene Brennkraftmaschine und Verfahren zum Betreiben einer derartigen Brennkraftmaschine |
JP5351186B2 (ja) * | 2011-01-25 | 2013-11-27 | 本田技研工業株式会社 | 内燃機関の排気浄化システム |
US9605584B2 (en) * | 2012-11-07 | 2017-03-28 | Cummins Inc. | Method and system to diagnose thermostat failure in engine with onboard diagnostics |
-
2012
- 2012-12-13 JP JP2012272190A patent/JP6082242B2/ja active Active
-
2013
- 2013-11-27 WO PCT/JP2013/006953 patent/WO2014091695A1/ja active Application Filing
- 2013-11-27 US US14/649,345 patent/US9920682B2/en not_active Expired - Fee Related
- 2013-11-27 EP EP13862770.8A patent/EP2933465B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP2933465B1 (en) | 2020-01-15 |
JP2014118828A (ja) | 2014-06-30 |
US9920682B2 (en) | 2018-03-20 |
EP2933465A1 (en) | 2015-10-21 |
EP2933465A4 (en) | 2016-11-16 |
WO2014091695A1 (ja) | 2014-06-19 |
US20160017789A1 (en) | 2016-01-21 |
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