JPH0475134U - - Google Patents
Info
- Publication number
- JPH0475134U JPH0475134U JP11701490U JP11701490U JPH0475134U JP H0475134 U JPH0475134 U JP H0475134U JP 11701490 U JP11701490 U JP 11701490U JP 11701490 U JP11701490 U JP 11701490U JP H0475134 U JPH0475134 U JP H0475134U
- Authority
- JP
- Japan
- Prior art keywords
- pressure relief
- relief passage
- pressure
- boost
- valve
- 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 5
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 1
Landscapes
- High-Pressure Fuel Injection Pump Control (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
第１図と第２図は本考案の一実施例を示し、第
１図は全体の構成を概略的に示す図、第２図は比
較図である。第３図は本考案の他の実施例を示す
第１図相当の全体図である。第４図は従来例にお
ける不具合を説明するための図である。
１……デイーゼルエンジンの燃料調節装置、２
……過給機（排気タービン過給機）、３……燃料
噴射ポンプ、４……ブーストコンペンセータ、５
……導圧通路、６……圧力リリーフ通路、６ａ…
…入口、６ｂ……出口、７……開閉弁（電磁バル
ブ）、８……絞り部材（ジエツト）、１１……弁
制御手段（コントロールボツクス）。
1 and 2 show one embodiment of the present invention, with FIG. 1 being a diagram schematically showing the overall configuration, and FIG. 2 being a comparative diagram. FIG. 3 is an overall view corresponding to FIG. 1 showing another embodiment of the present invention. FIG. 4 is a diagram for explaining problems in the conventional example. 1... Diesel engine fuel adjustment device, 2
...supercharger (exhaust turbine supercharger), 3 ... fuel injection pump, 4 ... boost compensator, 5
...Pressure passage, 6...Pressure relief passage, 6a...
...Inlet, 6b...Outlet, 7... Opening/closing valve (electromagnetic valve), 8... Throttle member (jet), 11... Valve control means (control box).
Claims (1)
ーストコンペンセータと、前記ブーストコンペン
セータに過給圧を導く導圧通路とを備えた過給機
付デイーゼルエンジンの燃料調節装置において、
前記導圧通路の途中から分岐させた圧力リリーフ
通路と、この圧力リリーフ通路の入口側に設けら
れ該圧力リリーフ通路を開閉する開閉弁と、前記
圧力リリーフ通路の出口側に設けた絞り部材と、
エンジン回転が設定値を下まわつている低速域で
前記開閉弁を開弁させる弁制御手段とを設けたこ
とを特徴とする過給機付デイーゼルエンジンの燃
料調節装置。 A fuel adjustment device for a turbocharged diesel engine, comprising a boost compensator for adjusting the fuel injection amount according to the boost pressure, and a pressure guide passage that guides the boost pressure to the boost compensator,
a pressure relief passage branched from the middle of the pressure relief passage; an on-off valve provided on the inlet side of the pressure relief passage to open and close the pressure relief passage; and a throttle member provided on the outlet side of the pressure relief passage;
1. A fuel regulating device for a supercharged diesel engine, comprising: valve control means for opening the on-off valve in a low speed range where engine rotation is below a set value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990117014U JP2502307Y2 (en) | 1990-11-06 | 1990-11-06 | Fuel regulator for diesel engine with supercharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990117014U JP2502307Y2 (en) | 1990-11-06 | 1990-11-06 | Fuel regulator for diesel engine with supercharger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0475134U true JPH0475134U (en) | 1992-06-30 |
| JP2502307Y2 JP2502307Y2 (en) | 1996-06-19 |
Family
ID=31864882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990117014U Expired - Lifetime JP2502307Y2 (en) | 1990-11-06 | 1990-11-06 | Fuel regulator for diesel engine with supercharger |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2502307Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01178732A (en) * | 1987-12-29 | 1989-07-14 | Yanmar Diesel Engine Co Ltd | Fuel injection quantity controller for diesel engine with supercharger |
-
1990
- 1990-11-06 JP JP1990117014U patent/JP2502307Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01178732A (en) * | 1987-12-29 | 1989-07-14 | Yanmar Diesel Engine Co Ltd | Fuel injection quantity controller for diesel engine with supercharger |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2502307Y2 (en) | 1996-06-19 |
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