JP6902632B2 - 内燃機関の点火装置 - Google Patents
内燃機関の点火装置 Download PDFInfo
- Publication number
- JP6902632B2 JP6902632B2 JP2019568966A JP2019568966A JP6902632B2 JP 6902632 B2 JP6902632 B2 JP 6902632B2 JP 2019568966 A JP2019568966 A JP 2019568966A JP 2019568966 A JP2019568966 A JP 2019568966A JP 6902632 B2 JP6902632 B2 JP 6902632B2
- Authority
- JP
- Japan
- Prior art keywords
- ignition
- switch element
- coil
- delay
- primary coil
- 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.)
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- 238000002485 combustion reaction Methods 0.000 title claims description 15
- 230000001934 delay Effects 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 8
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Images
Classifications
-
- 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
- F02P3/00—Other installations
- F02P3/02—Other installations having inductive energy storage, e.g. arrangements of induction coils
- F02P3/04—Layout of circuits
- F02P3/0407—Opening or closing the primary coil circuit with electronic switching means
-
- 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
- F02P3/00—Other installations
- F02P3/02—Other installations having inductive energy storage, e.g. arrangements of induction coils
- F02P3/04—Layout of circuits
- F02P3/055—Layout of circuits with protective means to prevent damage to the circuit, e.g. semiconductor devices or the ignition coil
- F02P3/0552—Opening or closing the primary coil circuit with semiconductor devices
-
- 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
- F02P3/00—Other installations
- F02P3/02—Other installations having inductive energy storage, e.g. arrangements of induction coils
- F02P3/04—Layout of circuits
- F02P3/05—Layout of circuits for control of the magnitude of the current in the ignition coil
- F02P3/051—Opening or closing the primary coil circuit with semiconductor devices
-
- 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
- F02P9/00—Electric spark ignition control, not otherwise provided for
- F02P9/002—Control of spark intensity, intensifying, lengthening, suppression
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
Description
Claims (5)
- 直流電源に接続される一次側コイルと、前記一次側コイルと磁気的に結合されると共に点火プラグに接続される二次側コイルと、を有する点火コイルと、
前記一次側コイルへの一次電流の通電と遮断とを切り替えるスイッチ素子と、
電子制御装置から供給される点火制御信号に基づいて前記スイッチ素子を制御するスイッチ素子制御部と、
を備える内燃機関の点火装置であって、
前記電子制御装置と前記スイッチ素子との間には、前記一次側コイルへの前記一次電流の遮断に起因して発生する第1共振ノイズを低減させるように、前記スイッチ素子の制御タイミングを遅らせる遅延部が配設され、
前記遅延部は、前記第1共振ノイズによる前記一次側コイルへの前記一次電流の通電に起因して発生する第2共振ノイズが、前記第1共振ノイズに対して逆位相となるように、前記スイッチ素子の制御タイミングを遅らせる内燃機関の点火装置。 - 前記遅延部は、前記点火制御信号が閾値未満となった時、前記スイッチ素子に前記一次側コイルへの前記一次電流を遮断させる、
請求項1に記載の内燃機関の点火装置。 - 直流電源に接続される一次側コイルと、前記一次側コイルと磁気的に結合されると共に点火プラグに接続される二次側コイルと、を有する点火コイルと、
前記一次側コイルへの一次電流の通電と遮断とを切り替えるスイッチ素子と、
電子制御装置から供給される点火制御信号に基づいて前記スイッチ素子を制御するスイッチ素子制御部と、
前記点火制御信号の遮断時間を計時する計時部を備える内燃機関の点火装置であって、
前記電子制御装置と前記スイッチ素子との間には、前記一次側コイルへの前記一次電流の遮断に起因して発生する第1共振ノイズを低減させるように、前記スイッチ素子の制御タイミングを遅らせる遅延部が配設され、
前記遅延部は、前記遮断時間に基づいて、前記スイッチ素子の制御タイミングを遅らせる内燃機関の点火装置。 - 前記遅延部は、前記遮断時間が上限閾値よりも長い場合、前記スイッチ素子を点火制御信号に基づいて制御する、
請求項3に記載の内燃機関の点火装置。 - 前記遅延部は、前記遮断時間が下限閾値よりも短い場合、前記スイッチ素子を点火制御信号に基づいて制御する、
請求項3に記載の内燃機関の点火装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018016237 | 2018-02-01 | ||
JP2018016237 | 2018-02-01 | ||
PCT/JP2019/000635 WO2019150915A1 (ja) | 2018-02-01 | 2019-01-11 | 内燃機関の点火装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2019150915A1 JPWO2019150915A1 (ja) | 2020-12-10 |
JP6902632B2 true JP6902632B2 (ja) | 2021-07-14 |
Family
ID=67479939
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019568966A Active JP6902632B2 (ja) | 2018-02-01 | 2019-01-11 | 内燃機関の点火装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11098689B2 (ja) |
JP (1) | JP6902632B2 (ja) |
CN (1) | CN111630266B (ja) |
DE (1) | DE112019000214T5 (ja) |
WO (1) | WO2019150915A1 (ja) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4558683A (en) * | 1982-10-27 | 1985-12-17 | Mitsubishi Denki Kabushiki Kaisha | Ignition system in internal combustion engine |
JP3331880B2 (ja) | 1996-09-27 | 2002-10-07 | 国産電機株式会社 | マイクロコンピュータを用いた制御装置 |
US8240293B2 (en) * | 2006-09-20 | 2012-08-14 | Imagineering, Inc. | Ignition apparatus, internal-combustion engine, ignition plug, plasma equipment, exhaust gas degradation apparatus, ozone generating/sterilizing/disinfecting apparatus, and odor eliminating apparatus |
US9488151B2 (en) * | 2012-02-08 | 2016-11-08 | Denso Corporation | Ignition system |
CN105275710B (zh) * | 2014-07-11 | 2018-05-18 | 明·郑 | 点火装置和点火系统 |
JP6384297B2 (ja) * | 2014-12-02 | 2018-09-05 | 株式会社デンソー | 内燃機関用点火回路装置 |
JP6517088B2 (ja) | 2015-06-11 | 2019-05-22 | 日立オートモティブシステムズ阪神株式会社 | 内燃機関用点火装置 |
JP6581542B2 (ja) | 2016-06-08 | 2019-09-25 | 日立オートモティブシステムズ株式会社 | 内燃機関の点火制御装置 |
-
2019
- 2019-01-11 DE DE112019000214.7T patent/DE112019000214T5/de active Pending
- 2019-01-11 JP JP2019568966A patent/JP6902632B2/ja active Active
- 2019-01-11 WO PCT/JP2019/000635 patent/WO2019150915A1/ja active Application Filing
- 2019-01-11 US US16/963,893 patent/US11098689B2/en active Active
- 2019-01-11 CN CN201980008051.XA patent/CN111630266B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN111630266A (zh) | 2020-09-04 |
JPWO2019150915A1 (ja) | 2020-12-10 |
CN111630266B (zh) | 2021-11-23 |
US11098689B2 (en) | 2021-08-24 |
US20210033058A1 (en) | 2021-02-04 |
WO2019150915A1 (ja) | 2019-08-08 |
DE112019000214T5 (de) | 2020-08-13 |
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