JP7455485B2 - 均質混合気供給装置 - Google Patents
均質混合気供給装置 Download PDFInfo
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- JP7455485B2 JP7455485B2 JP2020183381A JP2020183381A JP7455485B2 JP 7455485 B2 JP7455485 B2 JP 7455485B2 JP 2020183381 A JP2020183381 A JP 2020183381A JP 2020183381 A JP2020183381 A JP 2020183381A JP 7455485 B2 JP7455485 B2 JP 7455485B2
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- Prior art keywords
- fuel
- supply device
- cylinder
- air
- intake
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- 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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- 239000008240 homogeneous mixture Substances 0.000 title claims description 10
- 239000000446 fuel Substances 0.000 claims description 83
- 239000000203 mixture Substances 0.000 claims description 30
- 239000003795 chemical substances by application Substances 0.000 claims description 16
- 238000011144 upstream manufacturing Methods 0.000 claims description 7
- 238000001499 laser induced fluorescence spectroscopy Methods 0.000 claims description 3
- 238000009834 vaporization Methods 0.000 claims description 2
- 230000008016 vaporization Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 8
- 239000011521 glass Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000001528 Coronaviridae Infections Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
Images
Landscapes
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Description
1…吸気管路
13…スロットルバルブ
2…燃料供給装置
4…気筒
L…管路長
Claims (1)
- 蛍光剤を添加した燃料と吸気との混合気を気筒に吸引させこれにレーザ光を照射して蛍光剤を蛍光させて観測するレーザ誘起蛍光法を用いるにあたり、その蛍光輝度と実際の空燃比との関係を求めるキャリブレーションを行うために使用できる均質混合気供給装置であって、
気筒に連なり気筒に吸入される吸気が流通する吸気管路と、この吸気管路に流入する吸気に対して燃料を加える燃料供給装置とを具備し、
前記吸気管路における、前記燃料供給装置から当該燃料供給装置の下流かつ気筒の上流にある絞りまたはスロットルバルブまでの管路長Lを、燃料供給装置から吸気に加えられる燃料が吸気管路内で気化するのに要する時間Tと、気筒に吸入される吸気の単位時間あたりの流量Vとを基に、L>T×Vとなるように設定した均質混合気供給装置。
Priority Applications (1)
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JP2020183381A JP7455485B2 (ja) | 2020-11-01 | 2020-11-01 | 均質混合気供給装置 |
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JP2020183381A JP7455485B2 (ja) | 2020-11-01 | 2020-11-01 | 均質混合気供給装置 |
Publications (2)
Publication Number | Publication Date |
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JP2022073415A JP2022073415A (ja) | 2022-05-17 |
JP7455485B2 true JP7455485B2 (ja) | 2024-03-26 |
Family
ID=81605307
Family Applications (1)
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JP2020183381A Active JP7455485B2 (ja) | 2020-11-01 | 2020-11-01 | 均質混合気供給装置 |
Country Status (1)
Country | Link |
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JP (1) | JP7455485B2 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006242172A (ja) | 2005-02-01 | 2006-09-14 | Osaka Gas Co Ltd | エンジン |
US20060256330A1 (en) | 2001-05-18 | 2006-11-16 | Esytec Energie-Und Systemtechnik Gmbh | Method and device for comprehensive characterization and monitoring of exhaust gas and control of engines, and components for aftertreatment of exhaust gases |
JP2007170934A (ja) | 2005-12-21 | 2007-07-05 | Toyota Central Res & Dev Lab Inc | 既燃ガス挙動計測方法 |
JP2009085631A (ja) | 2007-09-27 | 2009-04-23 | Toyota Central R&D Labs Inc | 酸素濃度の測定方法 |
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2020
- 2020-11-01 JP JP2020183381A patent/JP7455485B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060256330A1 (en) | 2001-05-18 | 2006-11-16 | Esytec Energie-Und Systemtechnik Gmbh | Method and device for comprehensive characterization and monitoring of exhaust gas and control of engines, and components for aftertreatment of exhaust gases |
JP2006242172A (ja) | 2005-02-01 | 2006-09-14 | Osaka Gas Co Ltd | エンジン |
JP2007170934A (ja) | 2005-12-21 | 2007-07-05 | Toyota Central Res & Dev Lab Inc | 既燃ガス挙動計測方法 |
JP2009085631A (ja) | 2007-09-27 | 2009-04-23 | Toyota Central R&D Labs Inc | 酸素濃度の測定方法 |
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JP2022073415A (ja) | 2022-05-17 |
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