JPH08512116A - 脈動する量の検出装置 - Google Patents
脈動する量の検出装置Info
- Publication number
- JPH08512116A JPH08512116A JP7526612A JP52661295A JPH08512116A JP H08512116 A JPH08512116 A JP H08512116A JP 7526612 A JP7526612 A JP 7526612A JP 52661295 A JP52661295 A JP 52661295A JP H08512116 A JPH08512116 A JP H08512116A
- Authority
- JP
- Japan
- Prior art keywords
- filter
- center frequency
- signal
- internal combustion
- combustion 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.)
- Ceased
Links
Classifications
-
- 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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
-
- 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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/045—Detection of accelerating or decelerating state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
- G01D3/02—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for altering or correcting the law of variation
-
- 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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
- F02D2041/1413—Controller structures or design
- F02D2041/1432—Controller structures or design the system including a filter, e.g. a low pass or high pass filter
-
- 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
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
- F02D41/28—Interface circuits
- F02D2041/286—Interface circuits comprising means for signal processing
- F02D2041/288—Interface circuits comprising means for signal processing for performing a transformation into the frequency domain, e.g. Fourier transformation
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Technology Law (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Measuring Volume Flow (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.例えば内燃機関に供給される空気質量における脈動する量をセンサによっ て検出するための装置であって、センサの出力信号は、回転数に依存して変化可 能な中心周波数を有する帯域通過特性を有するフィルタ装置に供給される形式の ものにおいて、 前記中心周波数は、脈動がほんの僅かしか減衰されないように調整可能でありか つ前記フィルタ装置は付加的に、低域通過特性を実現するための手段を有してい る ことを特徴とする装置。 2.フィルタリングされた信号が供給される計算装置が設けられており、かつ 該計算装置には、別の信号、例えば内燃機関の回転数が供給されかつ該計算装置 は、帯域通過フィルタの中心周波数を回転数に依存して変化する 請求項1記載の装置。 3.前記計算装置は内燃機関の制御装置である請求項2記載の装置。 4.前記帯域通過フィルタの中心周波数は、期待すべき脈動が減衰されないか またはほんの僅かしか減衰されないように変化されかつ中心周波数の上側にある 領域並びに中心周波数と前以て決められた低い周波数との間にある領域における 信号成分ができるだけ完全 に減衰される 請求項1から3までのいずれか1項記載の装置。 5.相互に対応付けられている少なくとも1つの、フーリエ解析段、フィルタ 機能を有する段およびフーリエ合成段を有する信号制御手段がが設けられている 請求項1から3までのいずれか1項記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4413078A DE4413078A1 (de) | 1994-04-15 | 1994-04-15 | Einrichtung zur Erfassung einer pulsierenden Größe |
DE4413078.3 | 1994-04-15 | ||
PCT/DE1995/000436 WO1995028560A1 (de) | 1994-04-15 | 1995-03-30 | Einrichtung zur erfassung einer pulsierenden grösse |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH08512116A true JPH08512116A (ja) | 1996-12-17 |
Family
ID=6515520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7526612A Ceased JPH08512116A (ja) | 1994-04-15 | 1995-03-30 | 脈動する量の検出装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5646344A (ja) |
EP (1) | EP0708883B1 (ja) |
JP (1) | JPH08512116A (ja) |
KR (1) | KR100345585B1 (ja) |
DE (2) | DE4413078A1 (ja) |
WO (1) | WO1995028560A1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010044975A (ko) * | 1999-11-01 | 2001-06-05 | 류정열 | 자동차 시동시 엔진 회전수 오인식에 의한 시동 불량 방지방법 |
US6915788B2 (en) * | 2001-10-12 | 2005-07-12 | Yamaha Hatsudoki Kabushiki Kaisha | Engine controller |
DE10313217A1 (de) * | 2003-03-25 | 2004-10-07 | Robert Bosch Gmbh | Verfahren zur Erzeugung mindestens einer Kennlinie einer Luftmassen-Erfassungseinrichtung für eine Brennkraftmaschine |
US20050160125A1 (en) * | 2004-01-17 | 2005-07-21 | Optimum Power Technology | Dynamic filter |
DE102004047786A1 (de) * | 2004-10-01 | 2006-04-06 | Robert Bosch Gmbh | Verfahren zur Pulsationskorrektur innerhalb eines einen Medienmassenstrom messenden Messgeräts |
US8061216B2 (en) * | 2007-12-21 | 2011-11-22 | Bausch & Lomb Incorporated | Aspiration flow mesurement system with flow signal air bubble filter |
JP6041753B2 (ja) * | 2012-11-21 | 2016-12-14 | 愛三工業株式会社 | エンジンの排気還流装置 |
US9689322B2 (en) * | 2013-03-14 | 2017-06-27 | GM Global Technology Operations LLC | System and method for sampling and processing mass air flow sensor data |
EP3063597B1 (en) | 2013-10-29 | 2018-10-10 | Volvo Construction Equipment AB | System for calculating desired estimated time of arrival |
US10436157B2 (en) * | 2017-11-09 | 2019-10-08 | Quirt Evan Crawford | Apparatus for improving engine performance |
DE102017221576A1 (de) * | 2017-11-30 | 2019-06-06 | Robert Bosch Gmbh | Verfahren zur Mittelung von pulsierenden Messgrößen |
DE102019126783A1 (de) * | 2019-10-04 | 2021-04-08 | systec Controls Meß- und Regeltechnik GmbH | Verfahren zur Bestimmung des Massenstroms in einem Verbrennungsmotor |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3241077A (en) * | 1961-07-06 | 1966-03-15 | North American Aviation Inc | Self-adaptive control system eliminating variable unwanted component |
JPS5597425U (ja) * | 1978-12-22 | 1980-07-07 | ||
JPS5917371B2 (ja) * | 1979-03-16 | 1984-04-20 | 日産自動車株式会社 | 流量検出装置 |
US4265125A (en) * | 1979-08-02 | 1981-05-05 | Mahany Richard J | Flowmeter method and apparatus |
JPS5669459A (en) * | 1979-11-07 | 1981-06-10 | Hitachi Ltd | Ignition timing controller for internal combustion engine |
US4384473A (en) * | 1980-05-14 | 1983-05-24 | General Motors Corporation | Engine knock control with detector and filter |
US4364260A (en) * | 1981-03-16 | 1982-12-21 | General Motors Corporation | Engine with knock sensing apparatus having multiple frequency tuning |
US4424706A (en) * | 1982-05-19 | 1984-01-10 | General Motors Corporation | Engine with knock sensing using product component of knock vibration signal |
JPS6114526A (ja) * | 1984-06-29 | 1986-01-22 | Mitsubishi Electric Corp | 内燃機関のノツク判別装置 |
US4651698A (en) * | 1986-04-14 | 1987-03-24 | General Motors Corporation | Adaptive knock control with pulse duration discrimination control |
US4644918A (en) * | 1986-04-14 | 1987-02-24 | General Motors Corporation | Knock control with AGC having reduced knock dependence |
US4664083A (en) * | 1986-04-14 | 1987-05-12 | General Motors Corporation | Adaptive knock control with variable knock tuning |
WO1988000686A1 (en) * | 1986-07-17 | 1988-01-28 | Mitsubishi Denki Kabushiki Kaisha | Apparatus for measuring the amount of the air intaken by the engine |
JPS63182524A (ja) * | 1987-01-23 | 1988-07-27 | Mitsubishi Electric Corp | エア・フロ−・センサ用入力処理回路 |
KR910002791B1 (ko) * | 1987-01-23 | 1991-05-04 | 미쓰비시 뎅끼 가부시기가이샤 | 에어프로센서용 입력처리회로 |
JPS63212768A (ja) * | 1987-02-27 | 1988-09-05 | Mitsubishi Motors Corp | 内燃機関の点火時期制御装置 |
JPS63231221A (ja) * | 1987-03-19 | 1988-09-27 | Mitsubishi Electric Corp | エンジンの吸気量測定装置 |
JPH01240755A (ja) * | 1988-03-18 | 1989-09-26 | Mitsubishi Electric Corp | 内燃機関のノック検出装置 |
US4907452A (en) * | 1988-10-05 | 1990-03-13 | Ford Motor Company | System for detecting rotational imbalance of vehicle roadwheels |
GB2226409B (en) * | 1988-12-05 | 1992-12-23 | Mitsubishi Electric Corp | Karman's vortex flow meter |
DE3939114A1 (de) * | 1989-11-25 | 1991-05-29 | Bosch Gmbh Robert | Einrichtung zur erfassung einer periodisch schwankenden groesse einer brennkraftmaschine |
US5069071A (en) * | 1990-08-27 | 1991-12-03 | United Technologies Corporation | Vibration monitoring in the frequency domain with a capacitive accelerometer |
DE4115032A1 (de) * | 1991-05-08 | 1992-11-12 | Bosch Gmbh Robert | Elektronisches system in einem kraftfahrzeug zur erkennung einer schlechtwegstrecke |
JP2605199B2 (ja) * | 1991-12-27 | 1997-04-30 | 本田技研工業株式会社 | 内燃エンジンの失火検出装置 |
JP3298139B2 (ja) * | 1992-04-07 | 2002-07-02 | 株式会社デンソー | ノック検出装置 |
US5400644A (en) * | 1992-09-29 | 1995-03-28 | Motorola, Inc. | Knock detection system |
-
1994
- 1994-04-15 DE DE4413078A patent/DE4413078A1/de not_active Withdrawn
-
1995
- 1995-03-30 US US08/549,839 patent/US5646344A/en not_active Expired - Fee Related
- 1995-03-30 DE DE59504894T patent/DE59504894D1/de not_active Expired - Fee Related
- 1995-03-30 JP JP7526612A patent/JPH08512116A/ja not_active Ceased
- 1995-03-30 WO PCT/DE1995/000436 patent/WO1995028560A1/de active IP Right Grant
- 1995-03-30 KR KR1019950705571A patent/KR100345585B1/ko not_active IP Right Cessation
- 1995-03-30 EP EP95914280A patent/EP0708883B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5646344A (en) | 1997-07-08 |
EP0708883A1 (de) | 1996-05-01 |
DE59504894D1 (de) | 1999-03-04 |
KR100345585B1 (ko) | 2002-12-16 |
KR960703195A (ko) | 1996-06-19 |
EP0708883B1 (de) | 1999-01-20 |
DE4413078A1 (de) | 1995-10-19 |
WO1995028560A1 (de) | 1995-10-26 |
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Legal Events
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