JP2021085394A - 内燃機関の点火制御装置および内燃機関の制御システム - Google Patents
内燃機関の点火制御装置および内燃機関の制御システム Download PDFInfo
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- JP2021085394A JP2021085394A JP2019216924A JP2019216924A JP2021085394A JP 2021085394 A JP2021085394 A JP 2021085394A JP 2019216924 A JP2019216924 A JP 2019216924A JP 2019216924 A JP2019216924 A JP 2019216924A JP 2021085394 A JP2021085394 A JP 2021085394A
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 85
- 238000001514 detection method Methods 0.000 claims description 18
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 18
- 238000010586 diagram Methods 0.000 description 5
- 230000000630 rising effect Effects 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P5/00—Advancing or retarding ignition; Control therefor
- F02P5/04—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
- F02P5/145—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions using electrical means
- F02P5/15—Digital data processing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P1/00—Installations having electric ignition energy generated by magneto- or dynamo- electric generators without subsequent storage
- F02P1/08—Layout of circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P1/00—Installations having electric ignition energy generated by magneto- or dynamo- electric generators without subsequent storage
- F02P1/08—Layout of circuits
- F02P1/086—Layout of circuits for generating sparks by discharging a capacitor into a coil circuit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P5/00—Advancing or retarding ignition; Control therefor
- F02P5/04—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
- F02P5/145—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions using electrical means
- F02P5/15—Digital data processing
- F02P5/1502—Digital data processing using one central computing unit
- F02P5/1506—Digital data processing using one central computing unit with particular means during starting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P7/00—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices
- F02P7/06—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices of circuit-makers or -breakers, or pick-up devices adapted to sense particular points of the timing cycle
- F02P7/067—Electromagnetic pick-up devices, e.g. providing induced current in a coil
- F02P7/0675—Electromagnetic pick-up devices, e.g. providing induced current in a coil with variable reluctance, e.g. depending on the shape of a tooth
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
- F02D2200/101—Engine speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
- F02D2200/1015—Engines misfires
-
- 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
-
- 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
- F02D41/34—Controlling fuel injection of the low pressure type with means for controlling injection timing or duration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D43/00—Conjoint electrical control of two or more functions, e.g. ignition, fuel-air mixture, recirculation, supercharging or exhaust-gas treatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D45/00—Electrical control not provided for in groups F02D41/00 - F02D43/00
-
- 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
- F02N2250/00—Problems related to engine starting or engine's starting apparatus
- F02N2250/02—Battery voltage drop at start, e.g. drops causing ECU reset
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Theoretical Computer Science (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Electrical Control Of Ignition Timing (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
Description
図1は、第1の実施形態にかかる内燃機関の点火制御装置40を含む制御システム1の概略構成を示す図である。内燃機関の制御システム1は、図1に示すように、交流発電機10と、レギュレータ(REG)20と、パルサ30と、点火制御装置(ECU)40と、イグニッションコイル(IGコイル)50とを備えている。
Claims (5)
- 内燃機関のピストンの往復動と同期してロータが回転駆動された交流発電機の回転速度を算出する回転速度算出部と、
回転速度算出部によって算出された回転速度に基づいて前記内燃機関の点火時期を決定する点火時期決定部と、
前記点火時期決定部によって決定された時期に前記内燃機関に点火されるようにイグニッションコイルに電力供給する点火制御部と、
を備えた内燃機関の点火制御装置であって、
前記回転速度算出部は、前記内燃機関の始動に際しては、前記交流発電機の少なくとも一相の交流出力電圧の極性を示す極性信号と、前記交流発電機の前記ロータが所定の回転位置を通過したことを示す回転信号とに基づいて、前記ロータの回転速度を算出することを特徴とする内燃機関の点火制御装置。 - 前記極性信号は、前記ロータの回転速度によって周期が変動する交流出力電圧の極性の変化に基づいて前記ロータの1回転あたりに所定数生成される2値の連続パルスを含み、
前記回転信号は、前記ロータが所定の回転位置を通過するごとに生成される正と負の単発パルスのセットを含み、
前記回転速度算出部は、前記回転信号において最初に識別可能な前記単発パルスの検出時刻から、当該単発パルスを識別した直前に前記極性信号において識別した連続パルスの検出時刻を差し引いた時間Δtを算出し、当該時間Δtで所定の回転位相ωとを用いて前記内燃機関の回転速度vを算出することを特徴とする請求項1に記載の内燃機関の点火制御装置。 - 前記回転速度算出部は、前記内燃機関の始動後では、前記回転信号のみに基づいて前記ロータの回転速度を算出することを特徴とする請求項1または2に記載の内燃機関の点火制御装置。
- ロータが回転駆動されることにより交流出力電圧を生成する交流発電機と、
前記交流発電機の交流出力電圧を受け取り、該交流出力電圧を直流出力電圧に変換するレギュレータと、
前記ロータの回転を識別可能な所定の回転位置に設けられたパルサと、
請求項1から3のいずれか1項に記載の内燃機関の点火制御装置と、
を備えた内燃機関の制御システムであって、
前記レギュレータは、各値が少なくとも一相の前記交流出力電圧の極性に対応した2値の連続パルスを含む極性信号を生成する極性信号生成部を有することを特徴とする内燃機関の制御システム。 - 前記ロータは、円周上に設けられた突出部を有し、
前記パルサは、前記ロータの前記突起部が前記所定の回転位置を通過したときに起電力を生ずるピックアップコイルを有することを特徴とする請求項4に記載の内燃機関の制御システム。
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JP2019216924A JP7370232B2 (ja) | 2019-11-29 | 2019-11-29 | 内燃機関の点火制御装置および内燃機関の制御システム |
US17/106,070 US11401908B2 (en) | 2019-11-29 | 2020-11-28 | Ignition control apparatus for internal combustion engine and control system for internal combustion engine |
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JP2019216924A JP7370232B2 (ja) | 2019-11-29 | 2019-11-29 | 内燃機関の点火制御装置および内燃機関の制御システム |
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JP2021085394A true JP2021085394A (ja) | 2021-06-03 |
JP7370232B2 JP7370232B2 (ja) | 2023-10-27 |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH08144915A (ja) * | 1994-09-22 | 1996-06-04 | Nippondenso Co Ltd | 内燃機関用無接点点火装置 |
JP2001200776A (ja) * | 1999-11-11 | 2001-07-27 | Kokusan Denki Co Ltd | 内燃機関点火制御方法及び内燃機関用点火制御装置 |
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JP2004176625A (ja) * | 2002-11-27 | 2004-06-24 | Kokusan Denki Co Ltd | 内燃機関用点火装置 |
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JP2006141145A (ja) * | 2004-11-12 | 2006-06-01 | Kokusan Denki Co Ltd | 車両搭載型発電装置 |
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- 2019-11-29 JP JP2019216924A patent/JP7370232B2/ja active Active
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- 2020-11-28 US US17/106,070 patent/US11401908B2/en active Active
Patent Citations (7)
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JPH08144915A (ja) * | 1994-09-22 | 1996-06-04 | Nippondenso Co Ltd | 内燃機関用無接点点火装置 |
JP2001200776A (ja) * | 1999-11-11 | 2001-07-27 | Kokusan Denki Co Ltd | 内燃機関点火制御方法及び内燃機関用点火制御装置 |
US20030056755A1 (en) * | 2001-09-03 | 2003-03-27 | Leo Kiessling | Electronic rotation speed-dependent control and/or diagnosis process for combustion engines |
JP2004176625A (ja) * | 2002-11-27 | 2004-06-24 | Kokusan Denki Co Ltd | 内燃機関用点火装置 |
JP2005155375A (ja) * | 2003-11-21 | 2005-06-16 | Honda Motor Co Ltd | エンジンンの始動装置 |
JP2005171769A (ja) * | 2003-12-08 | 2005-06-30 | Kokusan Denki Co Ltd | エンジンの回転情報検出装置 |
WO2018207344A1 (ja) * | 2017-05-12 | 2018-11-15 | マーレエレクトリックドライブズジャパン株式会社 | 内燃機関用制御装置及び内燃機関の制御方法 |
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