JPH0323625U - - Google Patents
Info
- Publication number
- JPH0323625U JPH0323625U JP8363189U JP8363189U JPH0323625U JP H0323625 U JPH0323625 U JP H0323625U JP 8363189 U JP8363189 U JP 8363189U JP 8363189 U JP8363189 U JP 8363189U JP H0323625 U JPH0323625 U JP H0323625U
- Authority
- JP
- Japan
- Prior art keywords
- combustion engine
- internal combustion
- passage
- valve deactivation
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 230000009849 deactivation Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
Landscapes
- Valve Device For Special Equipments (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
第１図は本考案が適用された車輛の内燃機関及
び燃料供給系の模式的な構成図である。第２図は
第１図の要部拡大図である。第３図及び第４図は
本考案に基づく検知装置の作動要領を示すフロー
チヤートである。第５図は本考案に基づく検知装
置により求められた蒸気圧を用いて弁休止ユニツ
トを作動させるためのフローチヤートである。第
６図及び第７図は弁休止ユニツトを作動させるた
めの燃料蒸気圧と水温との関係及び水温と回転速
度との関係を示すマツプである。
１……内燃機関、１ａ，１ｂ……吸気弁、２…
…燃料タンク、３……燃料通路、４……開口、５
……フイラーキヤツプ、６……燃料ポンプ、７…
…燃料通路、８……凹部、９……導入通路、１０
……蒸気圧検知ユニツト、１１……空室、１３…
…戻し通路、１３ａ……Ｕ字状部、１５，１６…
…開閉制御磁弁、１７……制御ユニツト、１９…
…冷却液通路、２０，２１……通路、２２……電
磁弁、２４……ヒータ、２５……温度センサ、２
６……弁休止ユニツト、２７……ＥＣＵ、２８…
…通路、２９……オリフイス、３０……蒸気圧セ
ンサ、３１……温度センサ。
FIG. 1 is a schematic diagram of the internal combustion engine and fuel supply system of a vehicle to which the present invention is applied. FIG. 2 is an enlarged view of the main part of FIG. 1. FIGS. 3 and 4 are flowcharts showing the operating procedure of the detection device based on the present invention. FIG. 5 is a flowchart for activating the valve deactivation unit using the vapor pressure determined by the sensing device according to the present invention. FIGS. 6 and 7 are maps showing the relationship between fuel vapor pressure and water temperature and the relationship between water temperature and rotational speed for operating the valve stop unit. 1...Internal combustion engine, 1a, 1b...Intake valve, 2...
...Fuel tank, 3...Fuel passage, 4...Opening, 5
...Filler cap, 6...Fuel pump, 7...
...Fuel passage, 8...Recess, 9...Introduction passage, 10
...Vapour pressure detection unit, 11...Vacant room, 13...
...Return passage, 13a...U-shaped portion, 15, 16...
... Opening/closing control magnetic valve, 17... Control unit, 19...
... Coolant passage, 20, 21 ... Passage, 22 ... Solenoid valve, 24 ... Heater, 25 ... Temperature sensor, 2
6...Valve stop unit, 27...ECU, 28...
...passage, 29...orifice, 30...vapor pressure sensor, 31...temperature sensor.
Claims (1)
於て、 前記内燃機関の供給される燃料の性状を検知す
る手段と、 選択的に一部の前記吸気弁を休止させる手段と
、 前記検知手段の検知結果に応じて前記吸気弁休
止手段を制御する手段とを有することを特徴とす
る内燃機関の弁休止装置。[Claims for Utility Model Registration] In an internal combustion engine having two or more intake valves per cylinder, means for detecting the properties of fuel supplied to the internal combustion engine, and selectively some of the intake valves. A valve deactivation device for an internal combustion engine, comprising: means for deactivating the intake valve deactivation means; and means for controlling the intake valve deactivation means in accordance with a detection result of the detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8363189U JP2505240Y2 (en) | 1989-07-17 | 1989-07-17 | Valve stop device for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8363189U JP2505240Y2 (en) | 1989-07-17 | 1989-07-17 | Valve stop device for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0323625U true JPH0323625U (en) | 1991-03-12 |
| JP2505240Y2 JP2505240Y2 (en) | 1996-07-24 |
Family
ID=31631455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8363189U Expired - Lifetime JP2505240Y2 (en) | 1989-07-17 | 1989-07-17 | Valve stop device for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2505240Y2 (en) |
-
1989
- 1989-07-17 JP JP8363189U patent/JP2505240Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2505240Y2 (en) | 1996-07-24 |
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