EP1136696A1 - Vorrichtung und Verfahren zur Posionierung einer Brennkraftmaschine in einer startgünstigen Position - Google Patents

Vorrichtung und Verfahren zur Posionierung einer Brennkraftmaschine in einer startgünstigen Position Download PDF

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Publication number
EP1136696A1
EP1136696A1 EP01400722A EP01400722A EP1136696A1 EP 1136696 A1 EP1136696 A1 EP 1136696A1 EP 01400722 A EP01400722 A EP 01400722A EP 01400722 A EP01400722 A EP 01400722A EP 1136696 A1 EP1136696 A1 EP 1136696A1
Authority
EP
European Patent Office
Prior art keywords
crankshaft
engine
heat engine
angular position
speed
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.)
Granted
Application number
EP01400722A
Other languages
English (en)
French (fr)
Other versions
EP1136696B1 (de
Inventor
Gérard Gohin
Vincent Basso
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Publication of EP1136696A1 publication Critical patent/EP1136696A1/de
Application granted granted Critical
Publication of EP1136696B1 publication Critical patent/EP1136696B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N19/00—Starting aids for combustion engines, not otherwise provided for
    • F02N19/005—Aiding engine start by starting from a predetermined position, e.g. pre-positioning or reverse rotation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B27/00—Starting of machines or engines
    • F01B27/02—Starting of machines or engines of reciprocating-piston engines
    • F01B27/08—Means for moving crank off dead-centre
    • 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
    • F02D41/042—Introducing corrections for particular operating conditions for stopping the engine
    • 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
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N11/00—Starting of engines by means of electric motors
    • F02N11/04—Starting of engines by means of electric motors the motors being associated with current generators
    • 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
    • F02D2041/0095—Synchronisation of the cylinders during engine shutdown
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N19/00—Starting aids for combustion engines, not otherwise provided for
    • F02N19/005—Aiding engine start by starting from a predetermined position, e.g. pre-positioning or reverse rotation
    • F02N2019/008—Aiding engine start by starting from a predetermined position, e.g. pre-positioning or reverse rotation the engine being stopped in a particular position

Definitions

  • the invention relates to a positioning method and device moving parts of a heat engine, in a position where the engine facilitating starting.
  • Internal combustion engines have at least an alternately movable piston in a cylinder and generally several pistons mounted mobile each in a cylinder, the piston or each pistons being connected to a crankshaft by a connecting rod driving the crankshaft rotating around an axis.
  • the inventor of the present patent application has observed that the starting power depended in particular on the position of the organs the engine stopped before starting and especially the angular position of the crankshaft.
  • the invention therefore relates to a method for positioning the organs engines of an internal combustion engine, in an engine stop position facilitating starting, the engine comprising at least one movable piston of alternatively in a cylinder, connected to a crankshaft by a connecting rod driving the crankshaft in rotation about an axis, characterized by the fact that the angular position of the crankshaft is adjusted around its axis of rotation, to place it in a predetermined angular position, using a electric rotating machine connected in rotation to the crankshaft.
  • Figure 1 is a schematic view showing the movable members piston, connecting rod and crankshaft of a heat engine and angular positions stop the crankshaft.
  • Figure 2 is a perspective view showing a device for to implement the method of the invention.
  • FIG. 3 is a flow diagram relating to the implementation of the method according to the invention and according to a first embodiment.
  • Figure 4 is a functional representation of means for the implementation of the method according to the invention and according to a second mode of production.
  • Figure 1 is shown schematically a piston 1 an internal combustion engine which moves during operation of the engine, in a cylinder of the engine, as represented by the double arrow 2.
  • the piston 1 is connected via a connecting rod 3 to a crankshaft 4 rotatably mounted around an axis 5.
  • crankshaft 4 is rotated about its axis 5 by the connecting rod 3 transforming the linear movement of the piston 1 into movement of rotation.
  • crankshaft such as the crankshaft 4 of a heat engine, when the engine stops, systematically stops in an angular position around its axis of rotation, located in an angular zone extending from on either side of an average position P m with a respective angular amplitude A 1 and A 2 .
  • the starting power required is approximately 30% higher than the power corresponding to the average initial position P m .
  • the inventor of the present application patent has designed a process and a device to facilitate start-up of a heat engine and to carry out, in all cases, starting of the engine, in practically optimal conditions.
  • the invention therefore relates to a method and a device for place the moving parts of the engine and in particular the crankshaft so that automatic, in a position facilitating the starting of the engine and allowing starting with minimal starting power.
  • FIG 2 there is shown schematically a device making it possible to implement the method of the invention, to facilitate the starting a heat engine 6 shown, in a conventional manner, in the form of a parallelepiped.
  • the heat engine 6 comprises a crankshaft mounted to rotate as follows a longitudinal axis of the motor 6 and integral with its longitudinal ends, a pulley 7 and a flywheel 8, respectively.
  • the device for adjusting the engine stop position comprises a rotary electric machine 10 which can be, as it will be explained later, an alternator or an electric motor.
  • a pulley 12 On the rotary output shaft 11 of the rotary machine 10 is fixed a pulley 12. A drive belt 13 passing over the pulleys 7 and 12 allows a rotational connection of the crankshaft of the heat engine 6 and the output shaft of the rotary machine 10.
  • the rotation connection of the crankshaft of the engine 6 and of the machine shaft rotating 10 could be obtained by different means of pulleys and a strap.
  • the electric rotary machine 10 is connected, via a electronic control module 9, to a battery 14 which may be the battery of a motor vehicle driven by the heat engine 6.
  • a position sensor 15 makes it possible to very precisely locate the angular position of the flywheel 8 and of the crankshaft of the engine 6.
  • the position sensor 15 is connected to the electronic control module 9, so as to transmit a position signal representative of the instantaneous position of the engine crankshaft 6.
  • the electronic control module 9 also receives a reference signal 16 corresponding to a position signal representative of the ideal average position P m of the engine engine crankshaft 6, for which starting is obtained with minimum starting power.
  • the adjustment is carried out angular position of the engine crankshaft, while the engine, to obtain a favorable restart position of the engine after the stop.
  • the rotary electrical machine 10 which can be constituted by the alternator of the motor vehicle, is produced and controlled so as to be able to operate reversibly.
  • the reversible electric machine 10 makes it possible to control the deceleration of the engine to force it to stop on the preferred angular position P m of the crankshaft of the heat engine 6.
  • the electric machine is controlled by the housing of electronic control 9, so as to create a resisting torque making it possible to brake the heat engine 6.
  • the current produced by the reversible electric machine 10 then makes it possible to recharge the battery 14.
  • the control of the electric machine 10 is adapted to hold account, at all operating speeds of the heat engine, of the value of the torque produced, so as to ensure a correct approach to the ideal stop position of the crankshaft.
  • the electronic control unit of the electric machine constituted for example by a reversible type alternator receives as input a position signal from the crankshaft of the engine ⁇ mot.
  • the position signal is processed in a first unit 17 of the control module, so as to obtain the motor speed expressed in revolutions / minute in the form of the value N and compared, as shown in 18a, 18b and 18c in the figure 3, at the engine speed at idle N r and at a predetermined speed N 1 lower than the idle speed N r .
  • Periodic braking consists in braking the heat engine 6, when the crankshaft is between the two extreme positions P m + A 1 and P m - A 2 , that is to say in the angular stop zone of the crankshaft.
  • the resistive torque exerted on the heat engine is modulated from the alternator 10, so as to increase the resistive torque when approaching the ideal position P m of the crankshaft.
  • the alternator can then be used as an engine to start the engine. of the engine with reduced starting power.
  • the function of the reversible alternator realizing, at the time of stopping the motor, positioning it in the ideal angular position and starting motor from this ideal position can facilitate implementation a "stop and start” function.
  • the method according to the invention can be implemented according to a second embodiment in which the engine is reset thermal 6 after its complete stop, to place the crankshaft in its position ideal angular.
  • the reversible alternator 10 is connected to the supply battery 14, which can be the battery of a motor vehicle, through the housing control electronics 9.
  • An angular position sensor is associated with the output shaft 11 of the reversible alternator 10 and provides a signal ⁇ alt representative of the position angle of the alternator shaft to a position sequencer 20.
  • the calculation and control device comprises a calculation block 21 which receives as input the angular position signal ⁇ mot from the angular position sensor of the crankshaft and which takes into account a value stored in memory representative of the ideal position P m of the crankshaft.
  • the calculation block 21 generates three control signals represented by the arrows 22a, 22b and 22c which are transmitted to the position sequencer 20.
  • Signals 22a, 22b and 22c define the necessary displacement to the registration of the heat engine using the reversible alternator 10 in its motor function.
  • the signal 22a is representative of the direction of rotation of the movement necessary for registration
  • signal 22b is representative of the angle of displacement necessary for registration
  • the signal 22c is representative of the torque at exercise on the engine crankshaft to obtain registration.
  • the position sequencer 20 makes it possible to control the reversible alternator 10, via an electronic box 23 connecting the alternator 10 to battery 14 and ensuring direct current / current conversion alternative.
  • the torque necessary for registration which is generated by supplying the alternator 10, via the electronic unit, is amplitude-modulated, so as to quickly and precisely place the crankshaft of the engine in its ideal angular position P m .
  • the process according to the invention therefore makes it possible to place or replace quickly the moving parts of the engine when stopping or after stopping the engine, to obtain ideal starting conditions, during future use of the engine.
  • the implementation of the method of the invention according to the first mode of realization allows on the other hand to obtain an energy saving, because that we recover energy-charge from the battery, during braking of the engine, when stopped.
  • obtaining the position ideal engine shutdown is achieved faster than when performing a readjustment consecutive to the stopping of the engine:
  • the implementation of the method of the invention according to the first embodiment is relatively complex and requires the use of calculation and control means quite complex.
  • the implementation of the method of the invention by the second mode of realization is less complex. However, this implementation is more slow and requires the use of electrical energy from vehicle batteries.
  • the invention applies to any heat engine and in particular to thermal engines providing traction for motor vehicles.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Electrical Control Of Ignition Timing (AREA)
  • Jigs For Machine Tools (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
EP01400722A 2000-03-21 2001-03-20 Vorrichtung und Verfahren zur Posionierung einer Brennkraftmaschine in einer startgünstigen Position Expired - Lifetime EP1136696B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0003609 2000-03-21
FR0003609A FR2806757B1 (fr) 2000-03-21 2000-03-21 Procede et dispositif de positionnement d'un moteur thermique, dans une position d'arret facilitant le demarrage

Publications (2)

Publication Number Publication Date
EP1136696A1 true EP1136696A1 (de) 2001-09-26
EP1136696B1 EP1136696B1 (de) 2005-08-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP01400722A Expired - Lifetime EP1136696B1 (de) 2000-03-21 2001-03-20 Vorrichtung und Verfahren zur Posionierung einer Brennkraftmaschine in einer startgünstigen Position

Country Status (5)

Country Link
EP (1) EP1136696B1 (de)
AT (1) ATE301246T1 (de)
DE (1) DE60112349T2 (de)
ES (1) ES2245673T3 (de)
FR (1) FR2806757B1 (de)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2841598A1 (fr) * 2002-07-01 2004-01-02 Toyota Motor Co Ltd Appareil de commande pour un moteur a combustion interne et son procede de commande
EP1406010A2 (de) * 2002-10-04 2004-04-07 HONDA MOTOR CO., Ltd. Motorstartsteuerung
EP1422420A1 (de) * 2002-11-25 2004-05-26 Ford Global Technologies, Inc., A subsidiary of Ford Motor Company Blockierungsmechanismus für die Kurbelwelle einer Brennkraftmaschine
WO2004067949A1 (en) * 2003-01-27 2004-08-12 Toyota Jidosha Kabushiki Kaisha Control apparatus of internal combustion engine
EP1489295A2 (de) 2003-06-20 2004-12-22 Toyota Jidosha Kabushiki Kaisha Kraftfahrzeugsteuerungsvorrichtung
EP1505286A3 (de) * 2003-06-06 2005-03-09 Aisin Aw Co., Ltd. Steuervorrichtung und Steuerverfahren für einen Fahrzeug-Antrieb und entsprechendes Programm
EP1422421A3 (de) * 2002-11-25 2005-09-28 Ford Global Technologies, Inc., A subsidiary of Ford Motor Company Verfahren und Vorrichtung zum Abstellen und Wiederanlassen einer Brennkraftmaschine
EP1586765A1 (de) 2004-04-15 2005-10-19 TEMIC Automotive Electric Motors GmbH Verfahren und Steuersystem zum Positionieren einer Kurbelwelle beim Abstellen eines Verbrennmotors
CN1745244B (zh) * 2003-01-27 2011-11-02 丰田自动车株式会社 内燃机的控制装置
FR2970128A1 (fr) * 2011-01-04 2012-07-06 Peugeot Citroen Automobiles Sa Procede de freinage d'un moteur thermique et vehicule
JP2015139242A (ja) * 2014-01-21 2015-07-30 トヨタ自動車株式会社 内燃機関の制御装置
CN107795422A (zh) * 2013-12-20 2018-03-13 雅马哈发动机株式会社 发动机单元和车辆

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10050170A1 (de) * 2000-10-11 2002-04-25 Daimler Chrysler Ag Vorrichtung zum Starten einer Brennkraftmaschine
FR3110638A1 (fr) 2020-05-25 2021-11-26 Psa Automobiles Sa Procede de repositionnement d'un vilebrequin de moteur thermique avant re-demarrage

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3762387A (en) * 1969-08-29 1973-10-02 Husqvarna Vapenfabriks Ab Arrangement for automatically positioning a piston in an internal combustion engine
US5687682A (en) * 1994-11-08 1997-11-18 Robert Bosch Gmbh Method and apparatus for starting an internal combustion engine
EP0985822A1 (de) * 1998-09-11 2000-03-15 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Starten eines Verbrennungsmotors

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3762387A (en) * 1969-08-29 1973-10-02 Husqvarna Vapenfabriks Ab Arrangement for automatically positioning a piston in an internal combustion engine
US5687682A (en) * 1994-11-08 1997-11-18 Robert Bosch Gmbh Method and apparatus for starting an internal combustion engine
EP0985822A1 (de) * 1998-09-11 2000-03-15 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Starten eines Verbrennungsmotors

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2841598A1 (fr) * 2002-07-01 2004-01-02 Toyota Motor Co Ltd Appareil de commande pour un moteur a combustion interne et son procede de commande
US6988477B2 (en) 2002-07-01 2006-01-24 Toyota Jidosha Kabushiki Kaisha Control apparatus for an internal combustion engine and control method thereof
EP1406010A2 (de) * 2002-10-04 2004-04-07 HONDA MOTOR CO., Ltd. Motorstartsteuerung
EP1406010A3 (de) * 2002-10-04 2006-12-27 HONDA MOTOR CO., Ltd. Motorstartsteuerung
EP1422421A3 (de) * 2002-11-25 2005-09-28 Ford Global Technologies, Inc., A subsidiary of Ford Motor Company Verfahren und Vorrichtung zum Abstellen und Wiederanlassen einer Brennkraftmaschine
EP1422420A1 (de) * 2002-11-25 2004-05-26 Ford Global Technologies, Inc., A subsidiary of Ford Motor Company Blockierungsmechanismus für die Kurbelwelle einer Brennkraftmaschine
CN1745244B (zh) * 2003-01-27 2011-11-02 丰田自动车株式会社 内燃机的控制装置
US7263959B2 (en) 2003-01-27 2007-09-04 Toyota Jidosha Kabushiki Kaisha Control apparatus of internal combustion engine
WO2004067949A1 (en) * 2003-01-27 2004-08-12 Toyota Jidosha Kabushiki Kaisha Control apparatus of internal combustion engine
KR100871308B1 (ko) * 2003-01-27 2008-12-01 도요다 지도샤 가부시끼가이샤 내연 기관의 제어 장치
EP1505286A3 (de) * 2003-06-06 2005-03-09 Aisin Aw Co., Ltd. Steuervorrichtung und Steuerverfahren für einen Fahrzeug-Antrieb und entsprechendes Programm
US7228209B2 (en) 2003-06-06 2007-06-05 Aisin Aw Co., Ltd. Vehicle-drive control system and method and program therefor
EP1489295A2 (de) 2003-06-20 2004-12-22 Toyota Jidosha Kabushiki Kaisha Kraftfahrzeugsteuerungsvorrichtung
EP1489295A3 (de) * 2003-06-20 2006-10-04 Toyota Jidosha Kabushiki Kaisha Kraftfahrzeugsteuerungsvorrichtung
US7261076B2 (en) 2004-04-15 2007-08-28 Temic Automotive Electric Motors Gmbh Method and control system for positioning a crankshaft of an internal combustion engine
EP1586765A1 (de) 2004-04-15 2005-10-19 TEMIC Automotive Electric Motors GmbH Verfahren und Steuersystem zum Positionieren einer Kurbelwelle beim Abstellen eines Verbrennmotors
FR2970128A1 (fr) * 2011-01-04 2012-07-06 Peugeot Citroen Automobiles Sa Procede de freinage d'un moteur thermique et vehicule
CN107795422A (zh) * 2013-12-20 2018-03-13 雅马哈发动机株式会社 发动机单元和车辆
CN107795422B (zh) * 2013-12-20 2019-05-21 雅马哈发动机株式会社 发动机单元和车辆
JP2015139242A (ja) * 2014-01-21 2015-07-30 トヨタ自動車株式会社 内燃機関の制御装置
CN106414197A (zh) * 2014-01-21 2017-02-15 丰田自动车株式会社 车用交流发电机的控制装置
CN106414197B (zh) * 2014-01-21 2019-01-04 丰田自动车株式会社 车用交流发电机的控制装置

Also Published As

Publication number Publication date
EP1136696B1 (de) 2005-08-03
ES2245673T3 (es) 2006-01-16
FR2806757A1 (fr) 2001-09-28
FR2806757B1 (fr) 2002-06-21
DE60112349D1 (de) 2005-09-08
DE60112349T2 (de) 2006-03-09
ATE301246T1 (de) 2005-08-15

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