WO1994023192A1 - Geberanordnung zur schnellen zylindererkennung bei einer mehrzylindrigen brennkraftmaschine - Google Patents
Geberanordnung zur schnellen zylindererkennung bei einer mehrzylindrigen brennkraftmaschine Download PDFInfo
- Publication number
- WO1994023192A1 WO1994023192A1 PCT/DE1994/000298 DE9400298W WO9423192A1 WO 1994023192 A1 WO1994023192 A1 WO 1994023192A1 DE 9400298 W DE9400298 W DE 9400298W WO 9423192 A1 WO9423192 A1 WO 9423192A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cylinder
- encoder
- camshaft
- crankshaft
- internal combustion
- Prior art date
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
- F02D41/30—Controlling fuel injection
- F02D41/32—Controlling fuel injection of the low pressure type
- F02D41/36—Controlling fuel injection of the low pressure type with means for controlling distribution
-
- 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
- F02D41/009—Electrical control of supply of combustible mixture or its constituents using means for generating position or synchronisation signals
-
- 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
- F02D41/06—Introducing corrections for particular operating conditions for engine starting or warming up
- F02D41/062—Introducing corrections for particular operating conditions for engine starting or warming up for starting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
Definitions
- the invention relates to an encoder arrangement for rapid cylinder detection in a multi-cylinder internal combustion engine.
- crankshaft revolution rotates twice per work cycle and thus sweeps an angle of 720 degrees before a specific cylinder returns to the same working position.
- it is therefore not sufficient to determine the angular position of the crankshaft within one revolution; rather, it must be determined whether the first or the second crankshaft revolution is present.
- the two output signals are combined in the control device and the cylinder identification is carried out from the sequence of high and low phases of different lengths obtained in this way.
- This known arrangement has the disadvantage that a relatively complex evaluation is required and the sequence of several segments has to be evaluated in order to unambiguously assign the cylinders, thereby preventing rapid ignition output.
- a further sensor arrangement for cylinder recognition in which a sensor disk which rotates synchronously with the ignition distributor and which is scanned by a sensor has several aperture cutouts, one being widened and a disk having a reference mark connected to the crankshaft being present, which is scanned by a second transducer is known from DE-OS 36 34 587. With this arrangement, the crankshaft must rotate twice under unfavorable circumstances before cylinder identification is possible.
- the sensor arrangement according to the invention for cylinder detection in a multi-cylinder internal combustion engine has the advantage that a simple evaluation is possible and the number of different segments on the disc connected to the camshaft is minimal even with a large number of cylinders, and the different segments are therefore good differentiate from each other.
- These advantages are achieved by not only evaluating the sequences of the markings or segments of the camshaft disk, but also checking the occurrence of the reference mark, so that a combination of the signals from the camshaft sensor and the crankshaft sensor is used for cylinder detection. In order for such an evaluation to be possible, however, it must be ensured that an unambiguous assignment of the crankshaft and camshaft is guaranteed.
- the length of the high and low phases can be achieved by simply counting the pulses generated by the large number of markings on the crankshaft encoder. It is also advantageous that a clear cylinder assignment can be made with the evaluation of only one segment, and so a fast ignition output and also a fast sequential injection is possible when starting.
- FIGS. 2, 3 and 4 signal curves are given which are obtained for sensor disks which are adapted to four-, five- or six-cylinder internal combustion engines. Description of the embodiment
- 10 denotes an encoder disk that is rigidly connected to the crankshaft 11 of the internal combustion engine and has a large number of similar angle marks 12 on its circumference.
- a reference mark 13 is provided, which is formed, for example, by two missing angle marks.
- a second encoder disk 14 is connected to the camshaft 15 of the internal combustion engine and has segments of different length on its circumference, the shorter ones being denoted by 17 and the longer ones by 16. There are spaces between these angle marks or segments, the longer ones have the reference symbol 18, the shorter ones 19.
- the encoder disk 14 shown in FIG. 1 is shown for a six-cylinder internal combustion engine, the number of segments 16, 17 is selected so that it corresponds to the number of cylinders in the internal combustion engine.
- the exact arrangement of the angular marks and the assignment of the angular marks 16, 17 to the marks of the crankshaft encoder disk is to be carried out in such a way that the signal sequences shown in FIG. 2 are obtained.
- Corresponding arrangements are to be used for internal combustion engines with a different number of cylinders.
- the two encoder disks 10, 14 are scanned by sensors 20, 21, for example inductive sensors or Hall sensors, the signals generated in the sensors as the angular marks pass by are fed to a control unit 22 and processed there.
- the encoder disk 10 and the sensor 20 are referred to in the following as the crankshaft sensor, the sensor disk 14 and the sensor 21 as the camshaft sensor.
- the control unit 22 receives, via inputs 23, 24, 25, further input variables required for controlling the internal combustion engine, which are supplied by suitable sensors. On the output side, the control unit 22 provides signals for the ignition and injection for components of the internal combustion engine that are not described in greater detail; the outputs of the control unit 22 are identified with 27 and 28.
- the processed signal SK supplied by the crankshaft encoder is plotted in FIG. 2a.
- the number of angle marks is 60-2, the missing two angle marks form the reference mark. Since one working cycle of the internal combustion engine extends over two crankshaft revolutions, twice 60-2 pulses must be generated by the crankshaft encoder with the selected arrangement.
- FIG. 2b shows the signal curve SN for a four-cylinder internal combustion engine.
- the camshaft encoder disc has two different segments, which lead to two different low and high phases in the signal. Because both the crankshaft sensor signal and that supplied by the camshaft sensor Signal evaluated, the same segments can be distinguished by the existing or non-existent reference mark in the segment.
- the signal curve for a five-cylinder internal combustion engine is shown in FIG. 2c.
- Three different segments are formed on the camshaft disk, which lead to three different low and high phases; the same segments can be differentiated into segments by the existing or non-existent reference mark.
- the third segment can be distinguished from the other segments by the different low and high phases. In this case, it is also possible for the third segment to be characterized by equally large low and high phases.
- FIG. 2d shows the signal curve for a six-cylinder internal combustion engine.
- the camshaft disk has four different segments, which lead to four different low and high phases, the same segments differing in the segment by the existing or non-existing reference mark and the third and fourth segments differing in the different low - and distinguish high phases from others.
- the signal sequences shown in FIG. 2 are evaluated in the control unit 22 of the internal combustion engine.
- the signals according to FIG. 2a are always counted between edges of the signals 2b, c, d, the counting values achieved in this way, which are entered in FIGS. 2b, c, d, are cylinder-specific, so that the comparison of these counting values can be seen leaves what the current position of the crankshaft or camshaft is.
- ZOT top dead center in which the ignition takes place
- the differences between the different long low or high phases can be made the same, so that the possibility of differentiation is also as large as possible and the tolerance bands can be chosen large.
- control unit 22 there is an assignment of the increments or angles in the low or high phases and the reference mark, so that a cylinder assignment together with the evaluation of the crankshaft signal is possible.
- the resolution in determining the angles of the low and high phases is improved by means of an increment refinement of the crankshaft signal.
- Such an incremental refinement is achieved in that five pulses are formed in the control unit 22, for example from each pulse of the signal according to FIG. 2a.
- the increments are learned during start or operation by comparison with expected values or angles of the low and high phases, so that a permanent correction is possible.
- the adjustment angle can be determined by evaluating these flanks.
- the adaptation of the flanks with the same angular spacing can be used for the precise output of the ignition or / and the precise adjustment angle detection of a variable camshaft adjustment.
- the timing of the injection is determined using the cylinder assignment found.
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)
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52152394A JP3592328B2 (ja) | 1993-03-31 | 1994-03-18 | 多気筒内燃機関における迅速な気筒識別センサ装置 |
KR1019940704238A KR100289759B1 (ko) | 1993-03-31 | 1994-03-18 | 다중 실린더 내연기관에서의 빠른 실린더 탐지용 센서장치 |
US08/347,433 US5469823A (en) | 1993-03-31 | 1994-03-18 | Sensor arrangement for rapid cylinder detection in a multi-cylinder internal combustion engine |
EP94910344A EP0643803B1 (de) | 1993-03-31 | 1994-03-18 | Geberanordnung zur schnellen zylindererkennung bei einer mehrzylindrigen brennkraftmaschine |
DE59403774T DE59403774D1 (de) | 1993-03-31 | 1994-03-18 | Geberanordnung zur schnellen zylindererkennung bei einer mehrzylindrigen brennkraftmaschine |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP4310460.6 | 1993-03-31 | ||
DE4310460A DE4310460C2 (de) | 1993-03-31 | 1993-03-31 | Geberanordnung zur schnellen Zylindererkennung bei einer mehrzylindrigen Brennkraftmaschine |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1994023192A1 true WO1994023192A1 (de) | 1994-10-13 |
Family
ID=6484319
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE1994/000298 WO1994023192A1 (de) | 1993-03-31 | 1994-03-18 | Geberanordnung zur schnellen zylindererkennung bei einer mehrzylindrigen brennkraftmaschine |
Country Status (6)
Country | Link |
---|---|
US (1) | US5469823A (de) |
EP (1) | EP0643803B1 (de) |
JP (1) | JP3592328B2 (de) |
KR (1) | KR100289759B1 (de) |
DE (2) | DE4310460C2 (de) |
WO (1) | WO1994023192A1 (de) |
Cited By (1)
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WO1999002838A1 (en) * | 1997-07-08 | 1999-01-21 | Scania Cv Aktiebolag | Method and arrangement for starting a four-stroke injection engine |
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DE59405391D1 (de) * | 1994-05-17 | 1998-04-09 | Siemens Ag | Verfahren zur Notlaufsteuerung einer Brennkraftmaschine |
JP3325151B2 (ja) * | 1995-04-06 | 2002-09-17 | 三菱電機株式会社 | 内燃機関制御装置 |
JP3325152B2 (ja) * | 1995-04-06 | 2002-09-17 | 三菱電機株式会社 | 内燃機関制御装置 |
JP3325153B2 (ja) * | 1995-04-17 | 2002-09-17 | 三菱電機株式会社 | 内燃機関制御装置 |
JPH09222044A (ja) * | 1996-02-19 | 1997-08-26 | Mitsubishi Electric Corp | 内燃機関の燃料制御装置 |
GB2317705B (en) * | 1996-09-30 | 2000-10-04 | Cummins Engine Co Inc | A control system,an internal combustion engine system,and a tone wheel |
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DE19735720A1 (de) * | 1997-08-18 | 1999-02-25 | Bayerische Motoren Werke Ag | Verfahren zur Erkennung des Verbrennungstaktes eines bestimmten Zylinders beim Start einer Brennkraftmaschine |
DE19737999B4 (de) * | 1997-08-30 | 2009-09-10 | Robert Bosch Gmbh | Einrichtung zur Winkelerfassung und Winkelzuordnung |
US6035826A (en) * | 1997-09-30 | 2000-03-14 | Toyota Jidosha Kabushiki Kaisha | Crank angle detecting apparatus of internal combustion engine |
US5965806A (en) * | 1997-09-30 | 1999-10-12 | Cummins Engine Company, Inc. | Engine crankshaft sensing system |
DE19750024B4 (de) * | 1997-11-12 | 2008-05-15 | Robert Bosch Gmbh | Verfahren zum Ermitteln eines Anbaufehlers eines Geberrades und Verfahren zur Steuerung der Kraftstoffzumessung einer Brennkraftmaschine |
US6131547A (en) * | 1998-02-27 | 2000-10-17 | Cummins Engine Company, Inc. | Electronic engine speed and position apparatus for camshaft gear applications |
US6302085B1 (en) * | 1998-03-02 | 2001-10-16 | Unisia Sec's Corporation | Apparatus and method for detecting crank angle of engine |
JP4466929B2 (ja) | 1998-06-03 | 2010-05-26 | 株式会社ケーヒン | 回転体の回転角度位置検出装置 |
US6408625B1 (en) | 1999-01-21 | 2002-06-25 | Cummins Engine Company, Inc. | Operating techniques for internal combustion engines |
IT1310645B1 (it) * | 1999-07-28 | 2002-02-19 | Fiat Ricerche | Sistema di rilevazione delle fasi operative di un motore alternativo acombustione interna. |
JP3508676B2 (ja) * | 2000-02-01 | 2004-03-22 | 株式会社デンソー | エンジン制御装置 |
JP3775220B2 (ja) * | 2000-12-27 | 2006-05-17 | 株式会社デンソー | 内燃機関用制御装置 |
US6609498B2 (en) * | 2001-07-02 | 2003-08-26 | General Motors Corporation | Target wheel tooth detection |
FR2827954B1 (fr) | 2001-07-25 | 2003-09-12 | Siemens Automotive Sa | Procede de correction du signal d'un capteur de position d'arbre a cames |
TWI221504B (en) * | 2001-10-23 | 2004-10-01 | Yamaha Motor Co Ltd | Engine control device |
US6588404B1 (en) * | 2001-12-19 | 2003-07-08 | General Motors Corporation | Redundant sensor with cylinder shutdown |
DE10204196B4 (de) * | 2002-02-01 | 2011-07-07 | Robert Bosch GmbH, 70469 | Verfahren zum Ermitteln der Kurbelwellenstellung einer Brennkraftmaschine |
DE10221393B4 (de) * | 2002-05-14 | 2005-12-22 | Siemens Ag | Vorrichtung und Verfahren zum Starten einer mehrzylindrigen Brennkraftmaschine |
DE10222096B4 (de) * | 2002-05-17 | 2005-08-04 | Bayerische Motoren Werke Ag | Kurbelwellengeberrad einer Brennkraftmaschine |
US6830039B2 (en) * | 2003-01-15 | 2004-12-14 | Daimlerchrysler Corporation | System and method for determining purge valve flow tolerance |
DE10323486B4 (de) * | 2003-05-23 | 2012-10-25 | Robert Bosch Gmbh | Verfahren zum Betreiben einer Brennkraftmaschine, insbesondere in einem Kraftfahrzeug |
DE102004001716A1 (de) * | 2004-01-13 | 2005-08-18 | Robert Bosch Gmbh | Verfahren zum Betreiben einer Brennkraftmaschine |
DE502004010692D1 (de) | 2004-05-27 | 2010-03-11 | Bosch Gmbh Robert | Verfahren und system zur bereitstellung eines verbesserten phasensignals eines phasensensors an einer nockenwelle einer brennkraftmaschine |
US7058500B2 (en) * | 2004-09-08 | 2006-06-06 | Ford Global Technologies, Llc | Method and system for determining cylinder position with an internal combustion engine |
DE102004048133A1 (de) * | 2004-10-02 | 2006-04-06 | Robert Bosch Gmbh | Verfahren zur Messung der Drehzahl einer Kurbelwelle |
FR2876738B1 (fr) * | 2004-10-20 | 2009-09-25 | Siemens Vdo Automotive Sas | Procede pour determiner le phasage d'un moteur a combustion interne |
US7389177B2 (en) * | 2005-05-25 | 2008-06-17 | Gm Global Technology Operations, Inc. | Signal transfer system for distributing engine position signals to multiple control modules |
JP4687481B2 (ja) * | 2006-02-01 | 2011-05-25 | 株式会社デンソー | エンジン制御装置 |
US7814874B2 (en) * | 2007-03-23 | 2010-10-19 | Gm Global Technology Operations, Inc. | Controlling two cam phasers with one cam position sensor |
EP2410162A4 (de) * | 2009-03-19 | 2014-04-30 | Toyota Motor Co Ltd | Steuerung für einen verbrennungsmotor |
US9163576B2 (en) * | 2011-06-28 | 2015-10-20 | GM Global Technology Operations LLC | System and method for calibrating engine crankshaft-camshaft correlation and for improved vehicle limp-home mode |
KR101316446B1 (ko) * | 2011-09-29 | 2013-10-08 | 현대자동차주식회사 | 자동차용 캠 타겟 휠 |
US8548716B2 (en) * | 2011-11-23 | 2013-10-01 | Ford Global Technologies, Llc | Variable cam control in an engine |
CN104806368B (zh) * | 2015-04-09 | 2017-06-06 | 中国第一汽车股份有限公司无锡油泵油嘴研究所 | 适用于任意安装相位的发动机快速启动方法 |
SE541683C2 (en) | 2016-12-19 | 2019-11-26 | Scania Cv Ab | Cylinder Detection in a Four-stroke Internal Combustion Engine |
DE102017209939B4 (de) * | 2017-06-13 | 2019-12-19 | Robert Bosch Gmbh | Geberrad und Verfahren zum Bestimmen einer Drehposition einer Welle |
FR3088718B1 (fr) * | 2018-11-16 | 2020-11-06 | Continental Automotive France | Cible reversible pour moteur a 3, 4 ou 6 cylindres |
FR3101375B1 (fr) * | 2019-09-26 | 2022-10-21 | Continental Automotive Gmbh | Cible d’arbre a cames reversible |
CN110671204B (zh) * | 2019-09-30 | 2021-05-18 | 潍柴动力股份有限公司 | 发动机系统的控制方法 |
CN110439698B (zh) * | 2019-10-10 | 2020-03-03 | 潍柴动力股份有限公司 | 发动机系统的控制方法 |
DE102021100286B3 (de) | 2021-01-11 | 2022-03-03 | Audi Aktiengesellschaft | Geberrad für eine Brennkraftmaschine, Brennkraftmaschine sowie Verfahren zum Betreiben einer Brennkraftmaschine |
DE102021205257B3 (de) | 2021-05-21 | 2022-10-27 | Audi Aktiengesellschaft | Geberrad für eine Brennkraftmaschine, Brennkraftmaschine sowie Verfahren zum Betreiben einer Brennkraftmaschine |
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GB2157422A (en) * | 1984-03-14 | 1985-10-23 | Nissan Motor | Crank angle detecting system for engines |
EP0238889A2 (de) * | 1986-03-13 | 1987-09-30 | Pierburg Gmbh | Einrichtung zum Erfassen der zylinderbezogenen Kurbelwellenstellung |
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-
1993
- 1993-03-31 DE DE4310460A patent/DE4310460C2/de not_active Expired - Fee Related
-
1994
- 1994-03-18 JP JP52152394A patent/JP3592328B2/ja not_active Expired - Fee Related
- 1994-03-18 DE DE59403774T patent/DE59403774D1/de not_active Expired - Lifetime
- 1994-03-18 US US08/347,433 patent/US5469823A/en not_active Expired - Lifetime
- 1994-03-18 WO PCT/DE1994/000298 patent/WO1994023192A1/de active IP Right Grant
- 1994-03-18 KR KR1019940704238A patent/KR100289759B1/ko not_active IP Right Cessation
- 1994-03-18 EP EP94910344A patent/EP0643803B1/de not_active Expired - Lifetime
Patent Citations (5)
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GB2157422A (en) * | 1984-03-14 | 1985-10-23 | Nissan Motor | Crank angle detecting system for engines |
EP0238889A2 (de) * | 1986-03-13 | 1987-09-30 | Pierburg Gmbh | Einrichtung zum Erfassen der zylinderbezogenen Kurbelwellenstellung |
EP0371158A1 (de) * | 1988-11-28 | 1990-06-06 | Siemens Aktiengesellschaft | Verfahren zum Einspritzen von Kraftstoff in eine Brennkraftmaschine |
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---|---|---|---|---|
WO1999002838A1 (en) * | 1997-07-08 | 1999-01-21 | Scania Cv Aktiebolag | Method and arrangement for starting a four-stroke injection engine |
Also Published As
Publication number | Publication date |
---|---|
JPH07507615A (ja) | 1995-08-24 |
US5469823A (en) | 1995-11-28 |
KR950701708A (ko) | 1995-04-28 |
KR100289759B1 (ko) | 2001-06-01 |
DE59403774D1 (de) | 1997-09-25 |
DE4310460C2 (de) | 2003-12-18 |
EP0643803B1 (de) | 1997-08-20 |
EP0643803A1 (de) | 1995-03-22 |
DE4310460A1 (de) | 1994-10-06 |
JP3592328B2 (ja) | 2004-11-24 |
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