JP6586369B2 - 蒸発燃料処理装置 - Google Patents
蒸発燃料処理装置 Download PDFInfo
- Publication number
- JP6586369B2 JP6586369B2 JP2016013419A JP2016013419A JP6586369B2 JP 6586369 B2 JP6586369 B2 JP 6586369B2 JP 2016013419 A JP2016013419 A JP 2016013419A JP 2016013419 A JP2016013419 A JP 2016013419A JP 6586369 B2 JP6586369 B2 JP 6586369B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- canister
- internal pressure
- fuel tank
- fuel
- 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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- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
- F02M37/0023—Valves in the fuel supply and return system
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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
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D41/003—Adding fuel vapours, e.g. drawn from engine fuel reservoir
- F02D41/0032—Controlling the purging of the canister as a function of the engine operating conditions
- F02D41/004—Control of the valve or purge actuator, e.g. duty cycle, closed loop control of position
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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
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
- F02D41/2425—Particular ways of programming the data
- F02D41/2429—Methods of calibrating or learning
-
- 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
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
- F02D41/2425—Particular ways of programming the data
- F02D41/2429—Methods of calibrating or learning
- F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
- F02D41/2464—Characteristics of actuators
-
- 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
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
-
- 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
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
- F02M25/0809—Judging failure of purge control system
- F02M25/0827—Judging failure of purge control system by monitoring engine running conditions
-
- 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
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
- F02M25/0836—Arrangement of valves controlling the admission of fuel vapour to an engine, e.g. valve being disposed between fuel tank or absorption canister and intake manifold
-
- 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
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
- F02M25/089—Layout of the fuel vapour installation
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)
Description
Claims (1)
- 燃料タンクとキャニスタとを結ぶベーパ通路に設置されると共に弁座に対して軸方向に進退移動する弁体を有する封鎖弁と、前記キャニスタと大気との連通を遮断可能な遮断弁と、前記キャニスタの内圧を低下させることができる減圧ポンプと、前記封鎖弁を開閉制御すると共に、前記弁体と前記弁座との軸方向距離を変化させたときの前記燃料タンクの内圧変化に基づいて前記封鎖弁の開弁開始位置を学習する制御装置とを含む蒸発燃料処理装置において、
前記制御装置は、前記遮断弁により前記キャニスタと大気との連通を遮断すると共に前記封鎖弁を開弁させた状態で、前記減圧ポンプにより前記キャニスタを介して前記燃料タンクの内圧を低下させて前記ベーパ通路におけるリークの有無を診断し、前記ベーパ通路におけるリークの有無の診断後に前記燃料タンクの内圧が所定値以下である場合に、前記封鎖弁の前記開弁開始位置の学習を実行することを特徴とする蒸発燃料処理装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016013419A JP6586369B2 (ja) | 2016-01-27 | 2016-01-27 | 蒸発燃料処理装置 |
US16/072,438 US10907592B2 (en) | 2016-01-27 | 2017-01-16 | Vaporized fuel treatment device and learning method of valve opening start position of sealing valve in vaporized fuel treatment device |
DE112017000518.3T DE112017000518B4 (de) | 2016-01-27 | 2017-01-16 | Kraftstoffdampfbehandlungsvorrichtung und Lernmethode einer Ventilöffnungsstartposition eines Dichtungsventils in einer Kraftstoffdampfbehandlungsvorrichtung |
CN201780008510.5A CN108603466B (zh) | 2016-01-27 | 2017-01-16 | 蒸发燃料处理装置和蒸发燃料处理装置中的密封阀的阀打开开始位置的学习方法 |
PCT/JP2017/001227 WO2017130769A1 (ja) | 2016-01-27 | 2017-01-16 | 蒸発燃料処理装置および蒸発燃料処理装置における封鎖弁の開弁開始位置学習方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016013419A JP6586369B2 (ja) | 2016-01-27 | 2016-01-27 | 蒸発燃料処理装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017133412A JP2017133412A (ja) | 2017-08-03 |
JP6586369B2 true JP6586369B2 (ja) | 2019-10-02 |
Family
ID=59398023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016013419A Active JP6586369B2 (ja) | 2016-01-27 | 2016-01-27 | 蒸発燃料処理装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10907592B2 (ja) |
JP (1) | JP6586369B2 (ja) |
CN (1) | CN108603466B (ja) |
DE (1) | DE112017000518B4 (ja) |
WO (1) | WO2017130769A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017133411A (ja) * | 2016-01-27 | 2017-08-03 | トヨタ自動車株式会社 | 蒸発燃料処理装置 |
JP6795430B2 (ja) * | 2017-03-14 | 2020-12-02 | トヨタ自動車株式会社 | 蒸発燃料処理装置 |
US10481043B2 (en) * | 2017-09-12 | 2019-11-19 | GM Global Technology Operations LLC | Method for small leak testing of an evaporative emissions system |
FR3078747B1 (fr) * | 2018-03-08 | 2020-02-14 | Continental Automotive France | Detection de fuite dans un dispositif d'evaporation des vapeurs d'un carburant stocke dans un reservoir d'un moteur thermique de vehicule |
JP7139880B2 (ja) * | 2018-10-26 | 2022-09-21 | 株式会社デンソー | 蒸発燃料処理装置 |
JP2020133503A (ja) * | 2019-02-20 | 2020-08-31 | 愛三工業株式会社 | 蒸発燃料処理装置 |
US11168648B2 (en) * | 2019-06-03 | 2021-11-09 | Ford Global Technologies, Llc | Systems and methods for vehicle fuel system and evaporative emissions system diagnostics |
JP2021120555A (ja) * | 2020-01-30 | 2021-08-19 | 株式会社デンソー | 蒸発燃料処理装置 |
US11933251B2 (en) * | 2022-07-20 | 2024-03-19 | Ford Global Technologies, Llc | Fuel system fuel vapor recirculation system and method |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4166001B2 (ja) * | 2001-05-02 | 2008-10-15 | 株式会社日本自動車部品総合研究所 | 蒸発燃料処理装置およびその故障診断装置 |
JP3784747B2 (ja) * | 2002-05-17 | 2006-06-14 | 本田技研工業株式会社 | 蒸発燃料処理系の漏れ診断装置 |
JP3849584B2 (ja) * | 2002-06-07 | 2006-11-22 | トヨタ自動車株式会社 | 蒸発燃料処理装置 |
JP4241102B2 (ja) | 2003-03-10 | 2009-03-18 | 三菱電機株式会社 | 蒸散燃料ガスリーク検出装置及びこの装置に適用されるベントバルブ装置 |
JP2010216287A (ja) * | 2009-03-13 | 2010-09-30 | Toyota Motor Corp | ハイブリッド車両用蒸発燃料処理装置の故障診断装置 |
US8640676B2 (en) * | 2010-03-11 | 2014-02-04 | Honda Motor Co., Ltd. | Evaporated fuel treatment apparatus |
JP5461288B2 (ja) * | 2010-04-21 | 2014-04-02 | 愛三工業株式会社 | 蒸発燃料処理装置 |
US8602004B2 (en) | 2010-04-09 | 2013-12-10 | Aisan Kogyo Kabushiki Kaisha | Fuel vapor processing apparatus |
JP5783392B2 (ja) * | 2013-08-28 | 2015-09-24 | 三菱自動車工業株式会社 | 燃料タンクシステム |
JP6076885B2 (ja) | 2013-11-25 | 2017-02-08 | 愛三工業株式会社 | 蒸発燃料処理装置 |
JP6133201B2 (ja) * | 2013-12-06 | 2017-05-24 | 愛三工業株式会社 | 蒸発燃料処理装置 |
JP6177675B2 (ja) * | 2013-12-06 | 2017-08-09 | 愛三工業株式会社 | 蒸発燃料処理装置 |
JP6087266B2 (ja) * | 2013-12-06 | 2017-03-01 | 愛三工業株式会社 | 蒸発燃料処理装置 |
JP6247151B2 (ja) * | 2014-05-19 | 2017-12-13 | 愛三工業株式会社 | 蒸発燃料処理装置 |
-
2016
- 2016-01-27 JP JP2016013419A patent/JP6586369B2/ja active Active
-
2017
- 2017-01-16 WO PCT/JP2017/001227 patent/WO2017130769A1/ja active Application Filing
- 2017-01-16 DE DE112017000518.3T patent/DE112017000518B4/de not_active Expired - Fee Related
- 2017-01-16 US US16/072,438 patent/US10907592B2/en active Active
- 2017-01-16 CN CN201780008510.5A patent/CN108603466B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN108603466B (zh) | 2020-06-26 |
US20190032613A1 (en) | 2019-01-31 |
JP2017133412A (ja) | 2017-08-03 |
DE112017000518T5 (de) | 2018-10-11 |
US10907592B2 (en) | 2021-02-02 |
WO2017130769A1 (ja) | 2017-08-03 |
CN108603466A (zh) | 2018-09-28 |
DE112017000518B4 (de) | 2022-08-11 |
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