JPH024934U - - Google Patents
Info
- Publication number
- JPH024934U JPH024934U JP8298288U JP8298288U JPH024934U JP H024934 U JPH024934 U JP H024934U JP 8298288 U JP8298288 U JP 8298288U JP 8298288 U JP8298288 U JP 8298288U JP H024934 U JPH024934 U JP H024934U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust pipe
- exhaust
- supercharger
- combustion engine
- internal combustion
- 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.)
- Pending
Links
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Supercharger (AREA)
Description
第１図及び第２図はそれぞれ本考案による排気
管構造の実施例を示す概略図、第３図は従来の排
気管構造を示す概略図、第４図は従来の排気管内
の圧力波形で、ａは長い方の排気管、ｂは短い方
の排気管を示す。第５図は第１図の排気管構造に
おける短い方の排気管の計算モデル、第６図は第
１図の排気管構造における長い方の排気管の計算
モデルを示す。第７図は従来の排気管構造で長短
の排気管の振動数を同調させた場合を示す。
１……長い方の排気管、２……短い方の排気管
、３……過給機、４……排気管内圧力波形、５…
…管端部よりの反射波、６……排気管の近似モデ
ル（パイプ型）、７……排気管の近似モデルの付
加容積部、８……排気管の近似モデルのパイプ部
、９……枝管部、Ｆ１……断面積、Ｖ１……容積
。
1 and 2 are schematic diagrams showing an embodiment of the exhaust pipe structure according to the present invention, FIG. 3 is a schematic diagram showing a conventional exhaust pipe structure, and FIG. 4 is a pressure waveform in a conventional exhaust pipe. A indicates a longer exhaust pipe, and b indicates a shorter exhaust pipe. 5 shows a calculation model of the shorter exhaust pipe in the exhaust pipe structure shown in FIG. 1, and FIG. 6 shows a calculation model of the longer exhaust pipe in the exhaust pipe structure shown in FIG. FIG. 7 shows a conventional exhaust pipe structure in which the frequencies of the long and short exhaust pipes are synchronized. 1...Longer exhaust pipe, 2...Shorter exhaust pipe, 3...Supercharger, 4...Exhaust pipe internal pressure waveform, 5...
...Reflected wave from the pipe end, 6... Approximate model of exhaust pipe (pipe type), 7... Additional volume part of approximate model of exhaust pipe, 8... Pipe part of approximate model of exhaust pipe, 9... Branch pipe portion, F 1 ... cross-sectional area, V 1 ... volume.
Claims (1)
２個の排気管とを具えた内燃機関において、長い
方の排気管に付加容積をつけ、両方の排気管にお
ける排気ガス圧力の振動数を同じにしたことを特
徴とする過給機付き内燃機関の排気管構造。 In an internal combustion engine equipped with a supercharger with a two-port inlet and two exhaust pipes of different lengths, an additional volume is added to the longer exhaust pipe, and the exhaust gas pressure oscillates in both exhaust pipes. An exhaust pipe structure for an internal combustion engine with a supercharger, characterized by having the same number of exhaust pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8298288U JPH024934U (en) | 1988-06-24 | 1988-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8298288U JPH024934U (en) | 1988-06-24 | 1988-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH024934U true JPH024934U (en) | 1990-01-12 |
Family
ID=31307716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8298288U Pending JPH024934U (en) | 1988-06-24 | 1988-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH024934U (en) |
-
1988
- 1988-06-24 JP JP8298288U patent/JPH024934U/ja active Pending
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