JP5218671B2 - エンジンの吸気装置 - Google Patents
エンジンの吸気装置 Download PDFInfo
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- JP5218671B2 JP5218671B2 JP2011539330A JP2011539330A JP5218671B2 JP 5218671 B2 JP5218671 B2 JP 5218671B2 JP 2011539330 A JP2011539330 A JP 2011539330A JP 2011539330 A JP2011539330 A JP 2011539330A JP 5218671 B2 JP5218671 B2 JP 5218671B2
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- 239000000446 fuel Substances 0.000 claims description 48
- 238000002347 injection Methods 0.000 claims description 23
- 239000007924 injection Substances 0.000 claims description 23
- 239000000203 mixture Substances 0.000 description 16
- 238000002485 combustion reaction Methods 0.000 description 15
- 238000007906 compression Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 8
- 238000005086 pumping Methods 0.000 description 7
- 230000006835 compression Effects 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
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
- F02D13/0223—Variable control of the intake valves only
- F02D13/0226—Variable control of the intake valves only changing valve lift or valve lift and timing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
- F01L1/181—Centre pivot rocking arms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
- F01L3/06—Valve members or valve-seats with means for guiding or deflecting the medium controlled thereby, e.g. producing a rotary motion of the drawn-in cylinder charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
- F02B31/08—Modifying induction systems for imparting a rotation to the charge in the cylinder having multiple air inlets
- F02B31/085—Modifying induction systems for imparting a rotation to the charge in the cylinder having multiple air inlets having two inlet valves
-
- 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
- F02D13/0257—Independent control of two or more intake or exhaust valves respectively, i.e. one of two intake valves remains closed or is opened partially while the other is fully opened
-
- 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
- F02D41/345—Controlling injection timing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
- F01L1/185—Overhead end-pivot rocking arms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/20—Adjusting or compensating clearance
- F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
- F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
- F01L1/2405—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of a hydraulic adjusting device located between the cylinder head and rocker arm
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
- F01L1/053—Camshafts overhead type
- F01L2001/0537—Double overhead camshafts [DOHC]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2305/00—Valve arrangements comprising rollers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2800/00—Methods of operation using a variable valve timing mechanism
- F01L2800/06—Timing or lift different for valves of same cylinder
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/36—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an exhaust flap
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B17/00—Engines characterised by means for effecting stratification of charge in cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/1015—Air intakes; Induction systems characterised by the engine type
- F02M35/10177—Engines having multiple fuel injectors or carburettors per cylinder
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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
- Y02T10/12—Improving ICE efficiencies
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Valve Device For Special Equipments (AREA)
Description
2 気筒
6 排気通路
7 排気弁
10、30、40 吸気装置
11 第1吸気通路
12 第2吸気通路
13 第1吸気弁
14 第2吸気弁
15 第1カムシャフト
16 第2カムシャフト
17 可変動弁機構
18 ドリブンスプロケット
19 タイミングチェーン
20 第2吸気カム
21 ロッカーアーム
22 第1吸気カム
23 ローラーロッカー
26 第1インジェクタ
27 ガイド
31 吸気制御弁
41 第2インジェクタ
Claims (9)
- 気筒内へ新気を供給する第1吸気通路と、
前記第1吸気通路と並べて配置され、前記気筒内に新気を供給する第2吸気通路と、
前記第1吸気通路の開口部において前記第1吸気通路を開閉する第1吸気弁と、
前記第2吸気通路の開口部において前記第2吸気通路を開閉する第2吸気弁と、
を備え、
前記第1吸気弁の開弁時期が上死点よりも進角しているとともに、吸気行程において、前記第1吸気弁のバルブリフト量と前記第2吸気弁のバルブリフト量とが異なり、前記第1吸気弁のバルブリフト量が前記第2吸気弁のバルブリフト量よりも大きい期間を設け、前記第2吸気通路へ吸気を吹き抜けさせることを特徴とするエンジンの吸気装置。 - 吸気行程前半において、前記第1吸気弁のバルブリフト量が前記第2吸気弁のバルブリフト量よりも大きいことを特徴とする請求項1記載のエンジンの吸気装置。
- 前記第1吸気弁が前記第2吸気弁より先に開弁することを特徴とした請求項1または2記載のエンジンの吸気装置。
- 前記第1吸気弁が前記第2吸気弁より先に閉弁することを特徴とした請求項1乃至3のいずれか一項記載のエンジンの吸気装置。
- 前記第2通路内へ筒内の旋回流を導く導入手段を備えたことを特徴とする請求項1乃至4のいずれか一項記載のエンジンの吸気装置。
- 前記導入手段は、気筒の壁側から前記第2通路へと旋回流が吹き込むように形成されたガイドであることを特徴とする請求項5記載のエンジンの吸気装置。
- 前記第2吸気通路上に前記第2吸気通路を開閉する制御弁を備え、
当該制御弁は、前記第1吸気弁が開弁し、前記第2吸気弁が開弁している期間において閉弁し、前記第1吸気弁が閉弁し、前記第2吸気弁が開弁している期間において開弁することを特徴とする請求項1乃至6のいずれか一項記載のエンジンの吸気装置。 - 前記第2吸気通路内に燃料を噴射する第2通路噴射弁を備え、当該第2通路噴射弁は、前記第2吸気弁の開弁時に燃料を噴射することを特徴とする請求項1乃至7のいずれか一項記載のエンジンの吸気装置。
- 前記第1吸気通路内に燃料を噴射する第1通路噴射弁と、
前記第2吸気通路内に燃料を噴射する第2通路噴射弁とを備え、
前記第1通路噴射弁は、前記第1吸気弁の開弁以前に燃料の噴射を終え、前記第2通路噴射弁は、前記第2吸気弁の開弁時に燃料を噴射することを特徴とする請求項1乃至7のいずれか一項記載のエンジンの吸気装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011539330A JP5218671B2 (ja) | 2009-11-05 | 2010-10-19 | エンジンの吸気装置 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009253992 | 2009-11-05 | ||
JP2009253992 | 2009-11-05 | ||
PCT/JP2010/068319 WO2011055629A1 (ja) | 2009-11-05 | 2010-10-19 | エンジンの吸気装置 |
JP2011539330A JP5218671B2 (ja) | 2009-11-05 | 2010-10-19 | エンジンの吸気装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2011055629A1 JPWO2011055629A1 (ja) | 2013-03-28 |
JP5218671B2 true JP5218671B2 (ja) | 2013-06-26 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011539330A Active JP5218671B2 (ja) | 2009-11-05 | 2010-10-19 | エンジンの吸気装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9086021B2 (ja) |
EP (1) | EP2497925B1 (ja) |
JP (1) | JP5218671B2 (ja) |
CN (1) | CN102762841B (ja) |
WO (1) | WO2011055629A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015083798A (ja) * | 2013-10-25 | 2015-04-30 | スズキ株式会社 | 内燃機関 |
JP2016075190A (ja) * | 2014-10-03 | 2016-05-12 | 三菱自動車工業株式会社 | 内燃機関 |
Families Citing this family (11)
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JP5673397B2 (ja) * | 2011-07-04 | 2015-02-18 | 三菱自動車工業株式会社 | エンジン制御装置 |
JP5502033B2 (ja) * | 2011-07-21 | 2014-05-28 | 日立オートモティブシステムズ株式会社 | 内燃機関の制御装置 |
WO2013098905A1 (ja) * | 2011-12-25 | 2013-07-04 | Yaoita Yasuhito | 火花点火式4サイクルエンジン |
US20140156174A1 (en) * | 2012-12-05 | 2014-06-05 | Hyundai Motor Company | Fuel distributor for dual-injector engine and method of controlling fuel distributor |
KR101393571B1 (ko) * | 2012-12-17 | 2014-05-12 | 기아자동차 주식회사 | 밸브가변타이밍기구와 가변텀블기구를 갖는 엔진 |
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JP2015175249A (ja) * | 2014-03-13 | 2015-10-05 | 本田技研工業株式会社 | 内燃機関の燃焼制御装置 |
CN110170199B (zh) | 2014-07-23 | 2022-10-25 | 康明斯滤清系统知识产权公司 | 入口旁路流动管理系统和方法 |
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US10539080B2 (en) | 2017-04-21 | 2020-01-21 | Peter Chargo | Internal combustion engine injection system |
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- 2010-10-19 CN CN201080049925.5A patent/CN102762841B/zh not_active Expired - Fee Related
- 2010-10-19 EP EP10828189.0A patent/EP2497925B1/en not_active Not-in-force
- 2010-10-19 JP JP2011539330A patent/JP5218671B2/ja active Active
- 2010-10-19 WO PCT/JP2010/068319 patent/WO2011055629A1/ja active Application Filing
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JP2015083798A (ja) * | 2013-10-25 | 2015-04-30 | スズキ株式会社 | 内燃機関 |
JP2016075190A (ja) * | 2014-10-03 | 2016-05-12 | 三菱自動車工業株式会社 | 内燃機関 |
Also Published As
Publication number | Publication date |
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CN102762841B (zh) | 2016-03-30 |
EP2497925A1 (en) | 2012-09-12 |
WO2011055629A1 (ja) | 2011-05-12 |
CN102762841A (zh) | 2012-10-31 |
EP2497925A4 (en) | 2013-12-04 |
US9086021B2 (en) | 2015-07-21 |
JPWO2011055629A1 (ja) | 2013-03-28 |
US20120210979A1 (en) | 2012-08-23 |
EP2497925B1 (en) | 2014-12-17 |
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