JP4364735B2 - 吸入空気量推定装置 - Google Patents
吸入空気量推定装置 Download PDFInfo
- Publication number
- JP4364735B2 JP4364735B2 JP2004201023A JP2004201023A JP4364735B2 JP 4364735 B2 JP4364735 B2 JP 4364735B2 JP 2004201023 A JP2004201023 A JP 2004201023A JP 2004201023 A JP2004201023 A JP 2004201023A JP 4364735 B2 JP4364735 B2 JP 4364735B2
- Authority
- JP
- Japan
- Prior art keywords
- intake air
- air amount
- value
- intake
- obtaining
- 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
-
- 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
- F02D13/0223—Variable control of the intake valves only
- F02D13/0226—Variable control of the intake valves only changing valve lift or valve lift and timing
-
- 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
- F02D13/0223—Variable control of the intake valves only
- F02D13/0234—Variable control of the intake valves only changing the valve timing only
- F02D13/0238—Variable control of the intake valves only changing the valve timing only by shifting the phase, i.e. the opening periods of the valves are constant
-
- 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
- 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
- F02D13/0207—Variable control of intake and exhaust valves changing valve lift or valve lift and timing
-
- 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
- F02D2200/0402—Engine intake system parameters the parameter being determined by using a model of the engine intake or its components
-
- 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
- Y02T10/12—Improving ICE efficiencies
Description
101 内燃機関
102 エアフローメータ
Claims (3)
- 可変バルブ機構を有する内燃機関の吸入空気量を求める吸入空気量推定装置であって、
前記内燃機関の機関回転数、バルブリフト量、およびバルブ位相角に基づいて、所定のマップから吸入空気量基準値を求める基準値取得手段と、
前記内燃機関の吸気管に設けられたエアフローメータの出力に応じた計測値を求める計測値取得手段と、
前記吸入空気量基準値に補正係数を乗じた値と前記計測値との偏差が最小になる前記補正係数を求める演算手段と、
求められた前記補正係数に前記吸入吸気量基準値を乗じて吸入空気量推定値を算出する推定値算出手段と、
を備える吸入空気量推定装置。 - 前記演算手段は、最小二乗法を用いて前記偏差が最小となる前記補正係数を求める、請求項1記載の吸入空気量推定装置。
- 可変バルブ機構を有する内燃機関の吸入空気量を求めるように電子制御装置に、
前記内燃機関の機関回転数、バルブリフト量、およびバルブ位相角に基づいて、所定のマップから吸入空気量基準値を求める機能と、
前記内燃機関の吸気管に設けられたエアフローメータの出力に応じた計測値を求める機能と、
前記吸入空気量基準値に補正係数を乗じた値と前記計測値との偏差が最小になる前記補正係数を求める機能と、
求められた前記補正係数に前記吸入吸気量基準値を乗じて吸入空気量推定値を算出する機能と、
を実現させるためのプログラム。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004201023A JP4364735B2 (ja) | 2004-07-07 | 2004-07-07 | 吸入空気量推定装置 |
CA002572738A CA2572738A1 (en) | 2004-07-07 | 2005-06-20 | Device, method, and program for estimating intake air amount |
PCT/JP2005/011289 WO2006006348A1 (ja) | 2004-07-07 | 2005-06-20 | 吸入空気量推定装置、方法およびプログラム |
US11/630,108 US20080046143A1 (en) | 2004-07-07 | 2005-06-20 | Device, Method, and Program for Estimating Intake Air Amount |
CN2005800228498A CN1981126B (zh) | 2004-07-07 | 2005-06-20 | 吸入空气量估计装置和方法 |
EP05750914A EP1783348A4 (en) | 2004-07-07 | 2005-06-20 | DEVICE, METHOD AND PROGRAM FOR ESTIMATING ASPIRATED AIR QUANTITY |
TW094121008A TW200610884A (en) | 2004-07-07 | 2005-06-23 | Apparatus and method for estimating intake air volume |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004201023A JP4364735B2 (ja) | 2004-07-07 | 2004-07-07 | 吸入空気量推定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006022708A JP2006022708A (ja) | 2006-01-26 |
JP4364735B2 true JP4364735B2 (ja) | 2009-11-18 |
Family
ID=35783699
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004201023A Expired - Fee Related JP4364735B2 (ja) | 2004-07-07 | 2004-07-07 | 吸入空気量推定装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20080046143A1 (ja) |
EP (1) | EP1783348A4 (ja) |
JP (1) | JP4364735B2 (ja) |
CN (1) | CN1981126B (ja) |
CA (1) | CA2572738A1 (ja) |
TW (1) | TW200610884A (ja) |
WO (1) | WO2006006348A1 (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7107140B2 (en) | 2004-10-08 | 2006-09-12 | Nissan Motor Co., Ltd. | Internal combustion engine control apparatus |
GB0619434D0 (en) * | 2006-10-03 | 2006-11-08 | Ford Global Tech Llc | Multiple intake internal combustion engines |
JP4828502B2 (ja) * | 2006-11-29 | 2011-11-30 | 川崎重工業株式会社 | 内燃機関 |
JP5056807B2 (ja) * | 2009-07-03 | 2012-10-24 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
FR2959775B1 (fr) * | 2010-05-07 | 2012-05-25 | Peugeot Citroen Automobiles Sa | Procede d'estimation d'une quantite d'air frais, support d'enregistrement et estimateur pour ce procede, vehicule equipe de cet estimateur |
US8343011B2 (en) * | 2010-08-24 | 2013-01-01 | Ford Global Technologies, Llc | Method and system for controlling engine air |
KR101209742B1 (ko) * | 2010-11-04 | 2012-12-07 | 기아자동차주식회사 | 연속 가변 밸브 리프트(cvvl)기구 탑재 엔진간 밸브리프트 편차 보상방법 |
US9488140B2 (en) * | 2012-01-06 | 2016-11-08 | Toyota Jidosha Kabushiki Kaisha | Intake air volume measuring device for internal combustion engine |
JP5478657B2 (ja) * | 2012-04-13 | 2014-04-23 | 三菱電機株式会社 | 内燃機関の制御装置および内燃機関の制御方法 |
JP5986907B2 (ja) * | 2012-12-04 | 2016-09-06 | ヤマハ発動機株式会社 | 4気筒エンジンおよび4気筒エンジンの運転方法 |
CN105464820B (zh) * | 2014-07-07 | 2019-11-22 | 博世汽车柴油系统有限公司 | 发动机进气计量单元和发动机系统 |
FR3046630B1 (fr) * | 2016-01-11 | 2018-01-12 | Peugeot Citroen Automobiles Sa | Procede d'estimation d'une masse d'air frais admise a l'interieur d'une chambre de combustion de moteur a combustion interne a levee de soupape variable |
CN108798922B (zh) * | 2017-04-27 | 2021-03-26 | 比亚迪股份有限公司 | 发动机空气流量的采样方法、系统及汽车 |
KR102274101B1 (ko) * | 2017-09-18 | 2021-07-07 | 현대자동차주식회사 | 흡기 맥동 보정 방법 및 보정 장치 |
JP6768031B2 (ja) * | 2018-06-26 | 2020-10-14 | 本田技研工業株式会社 | 内燃機関の制御装置 |
JP7268550B2 (ja) * | 2019-09-10 | 2023-05-08 | トヨタ自動車株式会社 | エンジン制御装置 |
CN112360638B (zh) * | 2020-11-10 | 2022-02-18 | 东风汽车集团有限公司 | 进入气缸的新鲜空气流量预估方法及系统 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000274302A (ja) * | 1999-03-19 | 2000-10-03 | Toyota Motor Corp | 内燃機関の吸気量検出装置 |
JP2001107797A (ja) * | 1999-10-06 | 2001-04-17 | Nissan Motor Co Ltd | 過給機付ディーゼルエンジンの吸入空気流量検出装置 |
JP3724425B2 (ja) * | 2002-01-18 | 2005-12-07 | 日産自動車株式会社 | エンジンのシリンダ吸入空気量測定装置 |
JP4013719B2 (ja) * | 2002-09-25 | 2007-11-28 | トヨタ自動車株式会社 | 可変動弁装置を備えた内燃機関 |
JP3898114B2 (ja) * | 2002-11-01 | 2007-03-28 | 本田技研工業株式会社 | 内燃機関の吸入空気量推定方法、推定装置、吸入空気量制御方法および制御装置 |
-
2004
- 2004-07-07 JP JP2004201023A patent/JP4364735B2/ja not_active Expired - Fee Related
-
2005
- 2005-06-20 US US11/630,108 patent/US20080046143A1/en not_active Abandoned
- 2005-06-20 WO PCT/JP2005/011289 patent/WO2006006348A1/ja active Application Filing
- 2005-06-20 CN CN2005800228498A patent/CN1981126B/zh not_active Expired - Fee Related
- 2005-06-20 CA CA002572738A patent/CA2572738A1/en not_active Abandoned
- 2005-06-20 EP EP05750914A patent/EP1783348A4/en not_active Withdrawn
- 2005-06-23 TW TW094121008A patent/TW200610884A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
TW200610884A (en) | 2006-04-01 |
EP1783348A1 (en) | 2007-05-09 |
JP2006022708A (ja) | 2006-01-26 |
CA2572738A1 (en) | 2006-01-19 |
US20080046143A1 (en) | 2008-02-21 |
EP1783348A4 (en) | 2009-05-20 |
WO2006006348A1 (ja) | 2006-01-19 |
CN1981126B (zh) | 2010-05-12 |
CN1981126A (zh) | 2007-06-13 |
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