KR100793738B1 - 밸브타이밍 가변엔진의 흡입공기량 연산방법 - Google Patents
밸브타이밍 가변엔진의 흡입공기량 연산방법 Download PDFInfo
- Publication number
- KR100793738B1 KR100793738B1 KR1020060127835A KR20060127835A KR100793738B1 KR 100793738 B1 KR100793738 B1 KR 100793738B1 KR 1020060127835 A KR1020060127835 A KR 1020060127835A KR 20060127835 A KR20060127835 A KR 20060127835A KR 100793738 B1 KR100793738 B1 KR 100793738B1
- Authority
- KR
- South Korea
- Prior art keywords
- intake
- intake air
- amount
- engine
- valve timing
- 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 - Fee Related
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0261—Controlling the valve overlap
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0203—Variable control of intake and exhaust valves
- F02D13/0215—Variable control of intake and exhaust valves changing the valve timing only
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- 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
- F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
-
- 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
- F02D2200/04—Engine intake system parameters
- F02D2200/0406—Intake manifold pressure
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- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
Description
Claims (4)
- 밸브타이밍 가변엔진의 흡입공기량 연산방법에 있어서,흡기매니폴드 내의 압력을 측정하고, 그 측정된 측정압력정보로 부터 밸브 오버랩에 의한 보정인자를 차감한 후 보정인자가 차감된 측정압력정보에 압력을 공기량으로 변환하는 팩터를 곱하여 밸브오버랩 구간에서의 흡입공기량을 연산하는 것을 특징으로 하는 밸브타이밍 가변엔진의 흡입공기량 연산방법.
- 제 1 항에 있어서,흡기매니폴드 내의 압력 측정은 흡기매니폴드 내에 MAP센서를 설치하여 측정하는 것을 특징으로 하는 밸브타이밍 가변엔진의 흡입공기량 연산방법.
- 제 1 항에 있어서, 상기 보정인자는 밸브오버랩에 의한 흡기매니폴드 내의 잔여가스량, 재흡입가스량, 흡기온도 및 가스온도를 고려한 보정압력인 것을 특징으로 하는 밸브타이밍 가변엔진의 흡입공기량 연산방법.
- 밸브타이밍 가변엔진의 흡입공기량 연산방법에 있어서,흡기매니폴드 내에 설치된 MAP센서로부터 측정압력정보를 공급받고, 밸브오버랩에 의한 흡기매니폴드 내의 잔여가스량, 재흡입가스량, 흡기온도 및 가스온도를 고려한 보정압력을 측정압력정보로 부터 차감한 후 차감된 측정압력정보에 압력을 공기량으로 변환하는 팩터를 곱하여 밸브오버랩 구간에서의 흡입공기량을 연산하는 것을 특징으로 하는 밸브타이밍 가변엔진의 흡입공기량 연산방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020060127835A KR100793738B1 (ko) | 2006-12-14 | 2006-12-14 | 밸브타이밍 가변엔진의 흡입공기량 연산방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020060127835A KR100793738B1 (ko) | 2006-12-14 | 2006-12-14 | 밸브타이밍 가변엔진의 흡입공기량 연산방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR100793738B1 true KR100793738B1 (ko) | 2008-01-10 |
Family
ID=39217495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020060127835A Expired - Fee Related KR100793738B1 (ko) | 2006-12-14 | 2006-12-14 | 밸브타이밍 가변엔진의 흡입공기량 연산방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100793738B1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653773A (zh) * | 2022-10-17 | 2023-01-31 | 中国第一汽车股份有限公司 | 一种发动机缸内相对充气量的精确计算方法及装置 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR910700403A (ko) * | 1988-12-14 | 1991-03-15 | 랄프 베렌스, 게오르그 뮐러 | 연료량 판정 공정 |
| KR19980050692A (ko) * | 1996-12-21 | 1998-09-15 | 박병재 | 연소실 벽면온도에 의한 흡입공기량 연산방법 |
| KR19990020551A (ko) * | 1997-08-30 | 1999-03-25 | 정몽규 | 자동차의 흡입 공기량 측정 방법 |
| KR19990063947A (ko) * | 1995-10-02 | 1999-07-26 | 가나이 쓰도무 | 내연기관의 제어장치 |
| JP2006132526A (ja) * | 2004-10-07 | 2006-05-25 | Toyota Motor Corp | 内燃機関の制御装置および制御方法 |
| KR20070005090A (ko) * | 2005-07-05 | 2007-01-10 | 현대자동차주식회사 | 연속가변밸브 타이밍 시스템의 밸브 오버랩 편차 보정 방법 |
-
2006
- 2006-12-14 KR KR1020060127835A patent/KR100793738B1/ko not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR910700403A (ko) * | 1988-12-14 | 1991-03-15 | 랄프 베렌스, 게오르그 뮐러 | 연료량 판정 공정 |
| KR19990063947A (ko) * | 1995-10-02 | 1999-07-26 | 가나이 쓰도무 | 내연기관의 제어장치 |
| KR19980050692A (ko) * | 1996-12-21 | 1998-09-15 | 박병재 | 연소실 벽면온도에 의한 흡입공기량 연산방법 |
| KR19990020551A (ko) * | 1997-08-30 | 1999-03-25 | 정몽규 | 자동차의 흡입 공기량 측정 방법 |
| JP2006132526A (ja) * | 2004-10-07 | 2006-05-25 | Toyota Motor Corp | 内燃機関の制御装置および制御方法 |
| KR20070005090A (ko) * | 2005-07-05 | 2007-01-10 | 현대자동차주식회사 | 연속가변밸브 타이밍 시스템의 밸브 오버랩 편차 보정 방법 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653773A (zh) * | 2022-10-17 | 2023-01-31 | 中国第一汽车股份有限公司 | 一种发动机缸内相对充气量的精确计算方法及装置 |
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