JP5259509B2 - Dme燃料供給方法及びdme燃料供給システム - Google Patents
Dme燃料供給方法及びdme燃料供給システム Download PDFInfo
- Publication number
- JP5259509B2 JP5259509B2 JP2009159752A JP2009159752A JP5259509B2 JP 5259509 B2 JP5259509 B2 JP 5259509B2 JP 2009159752 A JP2009159752 A JP 2009159752A JP 2009159752 A JP2009159752 A JP 2009159752A JP 5259509 B2 JP5259509 B2 JP 5259509B2
- Authority
- JP
- Japan
- Prior art keywords
- dme
- fuel
- tank
- supply
- pressure
- 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
Links
- 239000000446 fuel Substances 0.000 title claims description 89
- 238000000034 method Methods 0.000 title claims description 13
- 239000002828 fuel tank Substances 0.000 claims description 69
- 238000010926 purge Methods 0.000 claims description 35
- 238000001514 detection method Methods 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 18
- 230000007423 decrease Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 230000010349 pulsation Effects 0.000 description 3
- 239000003623 enhancer Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000002123 temporal effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
Classifications
-
- 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
- F02M37/20—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 characterised by means for preventing vapour lock
-
- 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
- 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
-
- 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
- F02M37/0047—Layout or arrangement of systems for feeding fuel
- F02M37/0052—Details on the fuel return circuit; Arrangement of pressure regulators
-
- 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
- F02M37/0047—Layout or arrangement of systems for feeding fuel
- F02M37/0064—Layout or arrangement of systems for feeding fuel for engines being fed with multiple fuels or fuels having special properties, e.g. bio-fuels; varying the fuel composition
Description
2 エンジン
3 燃料タンク
21 第1パージライン
51 容量レベルセンサ
100 DME供給システム
105 供給制御装置
111 燃料供給ライン
PS−1 供給圧力センサ
PS−2 タンク内圧力センサ
RV−2 パージ電磁弁
CV−3 DME電磁弁
Claims (3)
- エンジンの燃料タンク内に燃料供給ラインを通じて供給目標量のDMEを供給する、DME燃料供給方法であって、
前記燃料供給ラインを開放した後、前記燃料供給ラインの圧力から前記燃料タンク内の圧力を減じることによって得られる圧力差を監視し、
前記圧力差が所定の設定値よりも小さいとき、前記燃料タンクのパージバルブを開放し、前記圧力差が前記設定値以上であるとき、前記パージバルブを閉鎖する、
DME燃料供給方法。 - 前記供給目標量が、前記燃料タンクの最大量から前記燃料タンク内のDMEの残量を減じて得られるものであり、
前記燃料供給ラインの開放に先立って、前記残量を検出することによって前記供給目標量を算出する、
請求項1に記載のDME燃料供給方法。 - エンジンの燃料タンク内に燃料供給ラインを通じて供給目標量のDMEを供給する、DME燃料供給システムであって、
前記燃料供給ラインを開閉する燃料電磁弁と、
前記燃料タンクを開閉するパージバルブと、
前記燃料タンク内の圧力を検出するタンク内圧力センサと、
前記燃料供給ラインの圧力を検出する供給圧力センサと、
前記タンク内圧力センサ及び前記供給圧力センサによる検出情報に基づいて、前記電磁弁及び前記パージバルブを開閉する、制御装置と、
を備えており、
前記制御装置が、前記燃料供給ラインを開放した後、前記燃料供給ラインの圧力から前記燃料タンク内の圧力を減じることによって得られる圧力差を監視し、前記圧力差が所定の設定値よりも小さいとき、前記燃料タンクのパージバルブを開放し、前記圧力差が前記設定値以上であるとき、前記燃料タンクのパージバルブを閉鎖する、
DME燃料供給システム。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009159752A JP5259509B2 (ja) | 2009-07-06 | 2009-07-06 | Dme燃料供給方法及びdme燃料供給システム |
CN201080031015.4A CN102498283B (zh) | 2009-07-06 | 2010-06-30 | Dme燃料供给方法及dme燃料供给系统 |
PCT/JP2010/061099 WO2011004740A1 (ja) | 2009-07-06 | 2010-06-30 | Dme燃料供給方法及びdme燃料供給システム |
KR1020117030871A KR101352747B1 (ko) | 2009-07-06 | 2010-06-30 | 디엠이 연료 공급방법 및 디엠이 연료 공급 시스템 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009159752A JP5259509B2 (ja) | 2009-07-06 | 2009-07-06 | Dme燃料供給方法及びdme燃料供給システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011012652A JP2011012652A (ja) | 2011-01-20 |
JP5259509B2 true JP5259509B2 (ja) | 2013-08-07 |
Family
ID=43429162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009159752A Expired - Fee Related JP5259509B2 (ja) | 2009-07-06 | 2009-07-06 | Dme燃料供給方法及びdme燃料供給システム |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP5259509B2 (ja) |
KR (1) | KR101352747B1 (ja) |
CN (1) | CN102498283B (ja) |
WO (1) | WO2011004740A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10036314B2 (en) | 2016-01-11 | 2018-07-31 | Caterpillar Inc. | Fuel system flush circuitry and method for operating the same |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH065240Y2 (ja) * | 1988-03-16 | 1994-02-09 | 株式会社ユニシアジェックス | 燃料タンクの内圧制御装置 |
JP2003056409A (ja) * | 2001-08-10 | 2003-02-26 | Hino Motors Ltd | Dmeエンジンの燃料供給装置 |
JP2004245279A (ja) * | 2003-02-12 | 2004-09-02 | Yazaki Corp | 自動車用の液化ガス燃料供給方法、及びその装置 |
JP4219236B2 (ja) * | 2003-09-01 | 2009-02-04 | 日産ディーゼル工業株式会社 | エンジンの燃料供給装置 |
JP2005262905A (ja) * | 2004-03-16 | 2005-09-29 | Toyota Motor Corp | 内燃機関の燃料貯留装置 |
JP2007262903A (ja) * | 2006-03-27 | 2007-10-11 | Isuzu Motors Ltd | ジメチルエーテルエンジン搭載車両 |
CN101092917A (zh) * | 2007-07-21 | 2007-12-26 | 郑国璋 | 一种汽车燃料供给装置 |
-
2009
- 2009-07-06 JP JP2009159752A patent/JP5259509B2/ja not_active Expired - Fee Related
-
2010
- 2010-06-30 CN CN201080031015.4A patent/CN102498283B/zh not_active Expired - Fee Related
- 2010-06-30 WO PCT/JP2010/061099 patent/WO2011004740A1/ja active Application Filing
- 2010-06-30 KR KR1020117030871A patent/KR101352747B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
JP2011012652A (ja) | 2011-01-20 |
CN102498283A (zh) | 2012-06-13 |
CN102498283B (zh) | 2014-03-12 |
KR101352747B1 (ko) | 2014-01-16 |
KR20120025550A (ko) | 2012-03-15 |
WO2011004740A1 (ja) | 2011-01-13 |
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