EP1446576B1 - Dispositif de demarrage pour moteur a combustion interne - Google Patents

Dispositif de demarrage pour moteur a combustion interne Download PDF

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Publication number
EP1446576B1
EP1446576B1 EP02796497A EP02796497A EP1446576B1 EP 1446576 B1 EP1446576 B1 EP 1446576B1 EP 02796497 A EP02796497 A EP 02796497A EP 02796497 A EP02796497 A EP 02796497A EP 1446576 B1 EP1446576 B1 EP 1446576B1
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EP
European Patent Office
Prior art keywords
control electronics
internal combustion
combustion engine
starting apparatus
electronics system
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.)
Expired - Lifetime
Application number
EP02796497A
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German (de)
English (en)
Other versions
EP1446576A2 (fr
Inventor
Stephan Rosenberg
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Robert Bosch GmbH
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Robert Bosch GmbH
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Filing date
Publication date
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Publication of EP1446576A2 publication Critical patent/EP1446576A2/fr
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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
    • F02N11/00—Starting of engines by means of electric motors
    • F02N11/08—Circuits or control means specially adapted for starting of engines
    • F02N11/087—Details of the switching means in starting circuits, e.g. relays or electronic switches
    • 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
    • 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
    • F02D41/266—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor the computer being backed-up or assisted by another circuit, e.g. analogue
    • 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
    • F02D41/3005—Details not otherwise provided for
    • 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
    • F02N11/08—Circuits or control means specially adapted for starting of engines
    • F02N11/0862—Circuits or control means specially adapted for starting of engines characterised by the electrical power supply means, e.g. battery
    • 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
    • F02N11/10—Safety devices
    • F02N11/101—Safety devices for preventing engine starter actuation or engagement
    • F02N11/103—Safety devices for preventing engine starter actuation or engagement according to the vehicle transmission or clutch status
    • 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
    • F02N11/08—Circuits or control means specially adapted for starting of engines
    • F02N11/087—Details of the switching means in starting circuits, e.g. relays or electronic switches
    • F02N2011/0874—Details of the switching means in starting circuits, e.g. relays or electronic switches characterised by said switch being an electronic switch
    • 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
    • F02N2300/00—Control related aspects of engine starting
    • F02N2300/30—Control related aspects of engine starting characterised by the use of digital means
    • 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
    • F02N2300/00—Control related aspects of engine starting
    • F02N2300/30—Control related aspects of engine starting characterised by the use of digital means
    • F02N2300/302—Control related aspects of engine starting characterised by the use of digital means using data communication

Definitions

  • the invention relates to a starting device for an internal combustion engine according to the preamble of claim 1.
  • Such a starting device is from the EP 0 808 420 B1 known.
  • the power switching module by providing two series-connected circuit breaker redundant.
  • the starting device can then tolerate certain malfunctions, such. B. the "snagging" of the circuit breaker in a closed switching state.
  • the faulty, not based on an activation of the control electronics driving one of the circuit breaker leads in a suitable design of the in the EP 0 808 420 B1 executed circuit breaker does not lead to an unwanted initiation of the boot process.
  • a control device for an internal combustion engine is also known from the JP 7-279 805 A .
  • Such controllers have a minimum supply voltage with which they can work, which also includes a range below 5 volts, according to the JP 00 7279805 A This is eg 3.75 volts or even 3 volts.
  • the failure of the control electronics is due to a voltage undersupply during startup. Due to the high power consumption of the starter motor just at the beginning of the boot process falls in particular in unfavorable operating conditions, such as high battery life or low outside temperature, the voltage in the supply network of the engine, from which is usually supplied to the control electronics, to the extent that the Control electronics no longer works defined. The falling below a certain voltage limit usually leads to a spontaneous initialization of the control electronics, during which it is not ready, so that the startup process can not be continued in a defined manner. According to the control electronics is designed so that they can tolerate such a shortage. This can be done in alternative ways; It can z. B.
  • control electronics modules are used, which get along with a small, despite a drop in voltage at startup still existing supply voltage.
  • a power supply independent of the power supply of the control electronics wherein the independent power supply must have only a low performance.
  • the additional power supply can be designed as an accumulator, for example be charged during operation of the internal combustion engine from the other power supply.
  • the control electronics tolerates a voltage drop in the course of the starting process, so that a safe start of the internal combustion engine is ensured.
  • the control electronics according to the invention can retrieve operating parameter data from a previous operating cycle of the internal combustion engine independently of the engine control, whereby the safety of the starting process is increased again.
  • the control electronics according to the invention even in cases where the control electronics is part of the engine control, ensures that during startup even during the short period in which possibly the engine control is not working properly due to a voltage undersupply, a safe starting behavior is given.
  • An electronic control system offers the possibility to integrate additional safety functions.
  • the monitoring processor z. B. monitor the temperature, the fuel pressure, the lubricant level or other operating parameters, of which the processor makes the initiation of a startup operation by the control electronics.
  • An electronic control system according to claim 4 can be performed in a known manner low voltage tolerable.
  • Electronic circuit breakers according to claim 5 are particularly suitable in connection with an executed as a logic device control electronics. Examples of such power switching modules can be found in the EP 0 808 420 B1 and in the DE 198 11 176 A1 ,
  • a resettable timer ensures that the corresponding output of the control electronics is always in a defined state. In this way it can be additionally ensured that the power switching device is always driven in a defined manner.
  • An independent voltage source for supplying the control electronics according to claim 7 leads, as already stated above, to a secured against voltage fluctuations during startup supply to the control electronics.
  • the independent power supply can be designed so that it is switched on only when needed, d. H. when the supply voltage of the supply network falls below a predetermined value.
  • a release signal channel according to claim 8 leads to the possibility of processor-controlled to prevent the startup process when presenting unsafe operating parameters of the internal combustion engine.
  • a monitoring signal line according to claim 10 leads to an increase in the sensitivity of the monitoring, so that sources of error in the power switching module can be accurately detected.
  • a plurality of monitoring information can be transmitted on a single signal line.
  • a starting device provides a runflat feature of the internal combustion engine. Despite the presence of a malfunction of a circuit breaker due to the given redundancy of the circuit breaker can continue to start, albeit with reduced security. One of the malfunction of the one circuit breaker associated monitoring information is forwarded or displayed so that it can be eliminated promptly.
  • a signal extension module ensures a minimum drive time for the power switching device, so that the starting process can be completed safely.
  • a delay module according to claim 14 can be used to ensure that at the beginning of the control of the starter motor there is a predetermined fuel pressure, in which it is ensured that the fuel pump has a predetermined period of time to provide the fuel pressure before the start of the actual starting process available.
  • a connected to an external signal generator enable signal channel according to claim 15 ensures that the startup extemer only when fulfilling Conditions can be done.
  • the external conditions may include in particular: the position of a clutch actuator (claim 16) and the position of a selector lever or selector switch for an automatic transmission (claim 17). An incorrect operation in the course of the starting process of the internal combustion engine is prevented in this way.
  • control electronics By connecting the control electronics with a speed sensor according to claim 18 it can be ensured that the starting process only takes place when the internal combustion engine is stopped, so that damage to the starting device or the internal combustion engine is prevented by initiating a startup process with the internal combustion engine running.
  • FIG. 1 A total of 100 designated internal combustion engine, which can be started with the starting devices to be described below, is metered via a Kraftstoffzumeß worn 105 fuel.
  • An electric fuel pump (EKP) 110 delivers the fuel from a reservoir 115 and provides it to the fuel meter 105.
  • the fuel meter 105 and the Fuel pump 110 are driven by an engine controller 120.
  • the internal combustion engine controller 120 is actuated by a battery 130 switchable with a supply voltage. Via a starter switch 135 and the engine controller 120, the battery 130 is connected to a starter 140 in connection. A arranged on the internal combustion engine 100 speed sensor 145 is sampled by a speed sensor 150, which supplies a corresponding speed signal of the engine control 120.
  • Fig. 2 schematically shows the modules in more detail in detail, from which a first embodiment of a generally designated 160 starting device for the internal combustion engine 100 builds.
  • the components for driving the starter 140 are integrated with the engine controller 120.
  • the starter 140 for the internal combustion engine 100 is controlled via two series-connected starter relay 165, 170, which connect the starter to the battery 130 in the closed state.
  • the latter are controlled via control lines 185, 190 by a control electronics module 195, which is integrated into a monitoring processor 200 for operating parameters of the internal combustion engine 100.
  • the monitoring processor is an integral part of the engine controller 120.
  • Via a control line 205 and an EKP output stage transistor 210 controls the control electronics module 195, the EKP 110 (in Fig. 2 not shown).
  • the monitoring processor 200 and in particular the control electronics module 195 are designed so that they can be operated with a supply voltage which is less than 5 V, z. B. with 3.5 V.
  • a further component of the monitoring processor 200 is in addition to the control electronics module 195, an electronic monitoring module 215.
  • This is a monitoring signal line 220 with a line section between the starter 140 and the closer along the electrical connection to the battery 130 adjacent starter relay 170th and via a monitoring signal line 222 with a line section between the starter relay 170 and the starter relay 140 along the electrical connection to the battery 130 remote starter relay 165 in combination.
  • the monitoring module 215 has a monitoring signal line 225 with a line section between the starter output stage transistor 175 and the starter relay 165 associated therewith and with a monitoring signal line 230 with a line section between the starter output stage transistor 180 and the starter relay 170 associated therewith in connection.
  • the monitoring module 215 is connected to a line section between the EKP output stage transistor 210 and the EKP 110.
  • a / D converters Integrated into the monitoring module 215 are analog-to-digital (A / D) converters (not shown) assigned to the monitoring signal lines 220, 222, 225, 230, 235.
  • a supply module 240 of the monitoring processor 200 is connected to a voltage selection module 245. This is connected via a first supply line 250 with a powered by the battery 130 supply network (not shown) of the internal combustion engine and a second supply line 255 with an internal, independent of the supply voltage of the battery 130 voltage source 260 of the engine control 120, z.
  • a voltage selection module 245. This is connected via a first supply line 250 with a powered by the battery 130 supply network (not shown) of the internal combustion engine and a second supply line 255 with an internal, independent of the supply voltage of the battery 130 voltage source 260 of the engine control 120, z.
  • the control electronics module 195 for driving the output stage transistors 175, 180, 210 is activated.
  • the control electronics module 195 is connected to an external signal transmitter in the form of a monitoring sensor 275.
  • the monitoring sensor 275 may, for. B. in an automatic transmission, a position sensor for the position of a selector lever or selector switch of the transmission of the internal combustion engine 100 be. In a manual transmission, the monitoring sensor 275 may be a position sensor for the position of the clutch of the engine 100.
  • the control electronics module 195 is connected via an interface unit 280 to a main processor 285 of the engine controller 120.
  • the interface unit 280 provides in particular for a bidirectional data exchange of operating parameter data for operation of the internal combustion engine 100.
  • the control electronics module 195 has a rewritable memory module 325.
  • the control electronics module 195 is connected to a speed data conditioning unit 295 of the engine controller 120 via a signal line 290.
  • the speed data superevolution unit 295 is connected via a signal line 300 to the speed sensor 150 (not shown in FIG Fig. 2 ) connected.
  • the speed data processing unit 295 is connected to the main processor 285 via a signal line 305.
  • the main processor 285 is connected to the first supply line 250 via a supply line section 310. Via a signal line 315, the main processor 285 is connected to a crash signal generator (not shown).
  • the main processor 285 has a rewritable memory module 320 for storing operating parameter data of the internal combustion engine 100.
  • the starter switch 135 is activated when the mains supply is activated.
  • the control electronics module 195 receives thereby via the activation line 265 an activation signal.
  • the electronic control module 195 then checks whether the control of the output stage transistors 175, 180, 210 for controlling the EKP 110 and the starter 140 can take place.
  • the control electronics module 195 checks for this purpose, whether an enable signal is present on the enable line 270. This is the case when, in an automatic transmission, the selector lever or selector switch is positioned in the "P" or “N" positions or when the clutch has been engaged in a manual transmission. Furthermore, the control electronics module 195 checks by querying the signal line 290, whether the internal combustion engine 100 is. Only in this case, the output stage transistors 175, 180, 210 are driven.
  • the starter output transistors 175, 180 may be driven a predetermined amount of time after the EKP output stage transistor 210, so as to ensure that the EKP 110 has already established a predetermined fuel pressure when the starter 140 is activated.
  • the starter relays 165, 170 are closed so that the starter 140 latches and the engine 100 starts.
  • the starter relay 165, 170 If by switching through the starter relay 165, 170 for a short time a high power consumption from the battery 130, it may cause a drop in the supply voltage in the supply network.
  • the voltage selection module 245 switches to the second supply line 255 um, so that an uninterruptible power supply of the control electronics module 195 is given.
  • the main processor 285 transmits to the control electronics module 195 in this case whether there is a crash signal on the crash signal line 315 and sets in the memory module 325 a corresponding crash identifier.
  • a crash signal is generated, for example, by an accident of a vehicle having the internal combustion engine 100. If the crash identifier is present in the memory module 325, the final stage transistors 175, 180, 210 are not activated by the control electronics module 195.
  • the main processor 285 can set via the interface unit 280 an enable / stop identification character in the memory module 325, which in the presence of specific operating situations of the internal combustion engine 10.0 main processor-controlled when the starter switch 135 is closed enable the activation of the control electronics module 195 (enable) or prevent (stop) can.
  • Such an operating state can be given for example by an increased temperature of the internal combustion engine 100, which is transmitted to the main processor 285 via a corresponding sensor (not shown).
  • About the monitoring signal lines 220 to 235 and the monitoring module 215 are in the memory module 325 of the control electronics module 195 identification mark set that allow conclusions about the operating state of the output stage transistors 175, 180, 210 and the starter relay 165, 170. In this case, for example, it can be detected whether one of the starter relays 165, 170 can no longer be opened.
  • a corresponding error identifier is stored in the memory device 325.
  • a corresponding diagnostic information is forwarded to the main processor 285, which transmits this diagnostic information to a display device in the cockpit of the vehicle (not shown).
  • the starter 140 can be, if one of the two starter relay 165, 170 can not be opened, although on the other starter relay 165, 170 still operate, the safety of the startup process is, however, by the lack of redundancy, normally by the two operable Starter relay 165, 170 is provided, impaired.
  • crash identifier in the memory module 325 causes the activation of the control electronics module 195 can not take place until the reset of the crash identification mark. Such a reset can only by qualified personnel, eg. In a workshop.
  • Fig. 3 shows an alternative embodiment of a starting device 160.
  • Components that correspond to those already with reference to the Fig. 1 and 2 have been described, the same reference numerals and will not be explained again in detail.
  • the control electronics module of the starting device is designed as a logic module 340 that is designed to be separate from the internal combustion engine controller 120.
  • the logic module 340 is designed as a low-voltage logic module, which operates with an operating voltage of z. B. 3.5 V can work. It has two integrated electronic circuit breakers 345, 350 connected in series.
  • the electronic circuit breaker 345 acc. Fig. 3 has the combined function of the starter output transistor 175 and the starter relay gem.
  • Fig. 2 The electronic line switch 350 acc. Fig. 3 has the combined function of the starter output transistor 180 and the starter relay 170 gem. Fig. 2 , From the starter 140 is in the Fig. 3 only one of these actuated magnetic switch 355 shown.
  • the electronic power switches 345, 350 are supplied via a supply line 360 via the supply network of the internal combustion engine 100.
  • a first input of the OR gate 375 is connected to the activation line 265, wherein the activation line 265 is arranged in a known manner for generating a logical signal level.
  • One The second input of the OR gate 375 is connected via a signal line 385 to the output of a logic signal extension module 390 in connection.
  • the input of the logic signal extension module 390 is connected to the input side of the magnetic switch 355 via a signal line 395, the latter being arranged in a known manner to form a logic signal level.
  • a second input of the AND gate 370 is connected to the output of an RS flip-flop 400 via a signal line 405.
  • the set input of the RS flip-flop 400 is connected to the main processor 285 of the engine controller 120 via a processor enable line 408.
  • the reset input of the RS flip-flop 400 is connected to the main processor 285 via a processor shutdown line 410.
  • a third input of the AND gate 370 is connected via a signal line 415 to the output of a logic inverter 420 whose input is connected to the enable line 270.
  • the latter is set up in a known manner to form a logic signal level.
  • the electronic power switches 345, 350 communicate with the inputs of an AND gate 435 whose output is connected to the main processor 285 via a diagnostic line 440.
  • a logical H level is applied to the first input of the AND gates 370.
  • the second input of the AND gates 370 then has a logic H level when the RS flip-flop 400 is set above the processor enable line 408.
  • the third inputs of the AND gates 370 are then at an H level when the enable line 270 is at an L (low) level, i. h., If in an automatic transmission, the selector lever or selector switch in the position "P" or “N” is arranged or if the clutch has entered a manual transmission.
  • the electronic power switches 345, 350 are energized, and via these, the magnetic switch 355, so that the starter 140 engages and the engine 100 starts.
  • the electronic power switches 345, 350 are not activated. This is z..B. then the case when the signal line 405 is reset to an L level via the processor shutdown line 410 and the RS flip-flop 400 and thus on the second inputs of the AND gates 370 is an L level. Alternatively or additionally, this is the case when the third inputs of the AND gates 370 due to an H-level on the enable line 270 due to the logic effect of the inverter 420 have an L level. This way is via the processor enable line 408 and the processor shutdown line 410 achieved the same effect as by the identification characters "Enable" and "Stop" in the starting device 160 of Fig. 2 ,
  • the operation of the main processor 285 is required for the function of the starting device 160, so that it must also be designed to be low-voltage capable.
  • the embodiment of FIG Fig. 3 can be modified by connecting the processor enable line 408 to the enable line 265 and the processor shutdown line 410 to the enable line 270.
  • the logic device 340 then operates separately from the main processor 285.
  • the logical signal extension module 390 is provided. This generates when at its input via the signal line 395 is an H level, for a predetermined period of time an H level on the signal line 385. Regardless of whether on the activation line 265 is still an H level, remain in this case the first inputs of the AND gates 370 via the OR gate 375 on an H-Pege1, so that the electronic power switches 345, 350 can drive the magnetic switch 355 during the time specified by the logical signal extension block 390 period. The engine 100 can safely start in this way.
  • the control outputs 185, 190, 205 in the execution according to Fig. 2 or 365 in the execution according to Fig. 3 can with resettable timers (Watchdog timers) to ensure that these outputs always have a defined operating state.
  • resettable timers Watchdog timers
  • the monitoring signal on the monitoring Signalleiionne 425, 430 is pulse width modulated, so that it can be decided by the main processor 285 by evaluation of the diagnostic line 440, which electronic circuit breaker 345, 350 is assigned to which monitoring state.

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  • 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)
  • Means For Warming Up And Starting Carburetors (AREA)
  • Valve Device For Special Equipments (AREA)

Claims (18)

  1. Dispositif de démarrage (160) pour un moteur à combustion interne (100) comportant un moteur de démarreur (140) ainsi qu'une installation de commande de commutation pour commander le moteur de démarreur (140) comprenant un composant de commutation de puissance (165, 170, 175, 180 ; 345, 350) reliant le moteur de démarreur (140) à une source de tension (130), une électronique de commande (195 ; 340) pour commander le composant de commutation de puissance (165, 170, 175, 180 ; 345, 350) ainsi qu'une installation d'actionnement (135) pour activer une électronique de commande (195 ; 340),
    caractérisé en ce que
    - l'électronique de commande (195 ; 340) est conçue pour fonctionner avec une tension d'alimentation inférieure à 5 V ;
    - l'électronique de commande (195) comporte un composant de mémoire (325) réinscriptible et communique avec un processeur principal (285) de la commande (120) du moteur à combustion interne par au moins une ligne de transmission de données ou une interface (280) ;
    - l'électronique de commande (195) est réalisée pour effectuer la commande du composant de commutation de puissance (165, 170, 175, 180) au moins de temps en temps indépendamment du processeur principal (285) de la commande (120) du moteur à combustion interne.
  2. Dispositif de démarrage selon la revendication 1,
    caractérisé en ce que
    l'électronique de commande (195) est intégrée dans un processeur (200) pour surveiller les paramètres de fonctionnement du moteur à combustion interne (100).
  3. Dispositif de démarrage selon la revendication 1,
    caractérisé en ce que
    l'électronique de commande (340) est réalisée comme composant de commande séparé de la commande (120) du moteur à combustion interne surveillant le fonctionnement du moteur à combustion interne (100).
  4. Dispositif de démarrage selon l'une des revendications précédentes,
    caractérisé en ce que
    l'électronique de commande (195 ; 340) est réalisée sous la forme d'un composant logique.
  5. Dispositif de démarrage selon l'une des revendications précédentes,
    caractérisé en ce que
    le composant de commutation de puissance est un commutateur électronique de puissance (345, 350).
  6. Dispositif de démarrage selon l'une des revendications précédentes,
    caractérisé par
    au moins une horloge susceptible d'être remise à l'état initial, qui prédéfinit l'état logique d'au moins une sortie (185, 190, 205) de l'électronique de commande (195).
  7. Dispositif de démarrage selon l'une des revendications précédentes,
    caractérisé en ce que
    l'électronique de commande (195) est reliée à une source de tension (260) par une liaison (240, 245), cette source de tension étant indépendante du réseau d'alimentation électrique (130, 250) des autres composants du moteur à combustion interne (100).
  8. Dispositif de démarrage selon l'une des revendications précédentes,
    caractérisé en ce que
    l'électronique de commande (195 ; 340) est reliée à un processeur (285) d'une commande de moteur à combustion interne (100) par l'intermédiaire d'au moins un canal de signal (270, 280 ; 270, 405, 410) qui commande la libération de la commande du composant de commutation de puissance (165, 170, 175, 180 ; 345, 350).
  9. Dispositif de démarrage selon l'une des revendications précédentes,
    caractérisé en ce que
    l'électronique de commande (195 ; 340) est reliée à une installation de diagnostic (215, 285) ou une installation d'affichage par au moins une ligne de surveillance de signal (220, 222, 225, 230, 235 ; 425, 430, 440) permettant la surveillance du composant de commutation de puissance (165, 170, 175, 180 ; 345, 350).
  10. Dispositif de démarrage selon la revendication 9,
    caractérisé en ce que
    la ligne de signaux de surveillance (220, 222, 225, 230, 235) comporte un convertisseur analogique/numérique (A/D).
  11. Dispositif de démarrage selon la revendication 9 ou 10,
    caractérisé en ce qu'
    un signal transmettant des informations de surveillance est réalisé sur la ligne de signaux de surveillance (425, 430, 440) sous la forme d'un signal à modulation de largeur d'impulsion.
  12. Dispositif de démarrage selon l'une des revendications précédentes,
    caractérisé en ce que
    le composant de commutation de puissance (165, 170, 175, 180 ; 345, 350) comporte deux commutateurs de puissance en série (165, 170, 175, 180 ; 345, 350), le composant de commutation de puissance (165, 170, 175, 180 ; 345, 350) étant relié à une installation de diagnostic (215 ; 285) reliée à chaque commutateur de puissance (165, 170 ; 345, 350) par une ligne de signaux de surveillance (220, 222 ; 425, 430) et il est réalisé pour que si un composant de commutation de puissance (165, 170, 175, 180 ; 345, 350) dans un état de commutation dans lequel il relie le moteur de démarreur (140) à la source de tension (130) ne peut plus être commandé, il transmet une information de surveillance à une commande (120) du moteur à combustion interne ou à une installation d'affichage.
  13. Dispositif de démarrage selon l'une des revendications précédentes,
    caractérisé en ce que
    l'électronique de commande (195; 340) comporte un composant d'allongement de signal (390) qui assure que le composant de puissance (165, 170, 175, 180 ; 345, 350), commande le moteur de démarreur (140) pendant une durée prédéfinie.
  14. Dispositif de démarrage selon l'une des revendications précédentes,
    caractérisé en ce que
    l'électronique de commande (195) comporte un composant de temporisation qui assure que le composant de commutation de puissance (165, 170, 175, 180) commande le moteur de démarreur (140) après une durée prédéfinie.
  15. Dispositif de démarrage selon l'une des revendications précédentes,
    caractérisé en ce que
    l'électronique de commande (195 ; 340) est reliée à un générateur externe de signal (275) par au moins un canal de transmission de signal (270) qui commande la libération de la commande du composant de commutation de puissance (165, 170, 175, 180 ; 345, 350).
  16. Dispositif de démarrage selon la revendication 15,
    caractérisé en ce que
    le générateur externe de signal (275) saisit la position d'une installation d'actionnement de l'embrayage du moteur à combustion interne (100).
  17. Dispositif de démarrage selon la revendication 15,
    caractérisé en ce que
    le générateur externe de signal (275) saisit la position du levier sélecteur ou du levier de commutation d'une boîte de vitesse automatique du moteur à combustion interne (100).
  18. Dispositif de démarrage selon l'une des revendications précédentes,
    caractérisé en ce que
    l'électronique de commande (195) est reliée à un capteur de vitesse de rotation (145, 150) pour détecter la vitesse de rotation du moteur à combustion interne (100) par au moins une entrée de signal (290, 295, 300).
EP02796497A 2001-11-09 2002-11-08 Dispositif de demarrage pour moteur a combustion interne Expired - Lifetime EP1446576B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10155111A DE10155111A1 (de) 2001-11-09 2001-11-09 Startvorrichtung für eine Brennkraftmaschine
DE10155111 2001-11-09
PCT/DE2002/004162 WO2003040551A2 (fr) 2001-11-09 2002-11-08 Dispositif de demarrage pour moteur a combustion interne

Publications (2)

Publication Number Publication Date
EP1446576A2 EP1446576A2 (fr) 2004-08-18
EP1446576B1 true EP1446576B1 (fr) 2008-07-09

Family

ID=7705206

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02796497A Expired - Lifetime EP1446576B1 (fr) 2001-11-09 2002-11-08 Dispositif de demarrage pour moteur a combustion interne

Country Status (4)

Country Link
EP (1) EP1446576B1 (fr)
AT (1) ATE400737T1 (fr)
DE (2) DE10155111A1 (fr)
WO (1) WO2003040551A2 (fr)

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JP4258420B2 (ja) * 2004-04-21 2009-04-30 株式会社デンソー エンジン始動制御装置
JP2006070752A (ja) * 2004-08-31 2006-03-16 Nissan Motor Co Ltd エンジン始動制御装置および制御方法
US7938096B2 (en) * 2005-05-18 2011-05-10 Fujitsu Ten Limited Engine start control device and method
EP2365507B1 (fr) 2010-03-05 2015-09-16 ABB Technology AG Antriebs- und Steuerungseinheit für eine Nieder- oder Mittelspannungsvorrichtung
DE102010029210B4 (de) * 2010-05-21 2015-06-11 Robert Bosch Gmbh Verfahren und Vorrichtung zum Starten und Stoppen einer Brennkraftmaschine

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Also Published As

Publication number Publication date
DE50212484D1 (de) 2008-08-21
WO2003040551A3 (fr) 2003-08-14
DE10155111A1 (de) 2003-05-22
EP1446576A2 (fr) 2004-08-18
ATE400737T1 (de) 2008-07-15
WO2003040551A2 (fr) 2003-05-15

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