JPH0471145U - - Google Patents
Info
- Publication number
- JPH0471145U JPH0471145U JP11432590U JP11432590U JPH0471145U JP H0471145 U JPH0471145 U JP H0471145U JP 11432590 U JP11432590 U JP 11432590U JP 11432590 U JP11432590 U JP 11432590U JP H0471145 U JPH0471145 U JP H0471145U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- branch pipe
- exhaust
- pipe
- branched
- 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
- 238000010790 dilution Methods 0.000 claims description 4
- 239000012895 dilution Substances 0.000 claims description 4
- 239000011358 absorbing material Substances 0.000 claims description 2
- 238000005070 sampling Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Description
第１図はこの考案の要部を示す一実施例の概略
断面図、第２図は同じく一部断面を有する斜視図
、第３図は排出ガスサンプリング装置の一例を示
す概略構成図である。
１……排気管、２……分流管、３……分流管束
、４……分岐分流管、５……分流希釈トンネル、
８……成分分析装置、２０……サージタンク、２
５……吸音材、２４……空気層、２６……ダクト
。
FIG. 1 is a schematic sectional view of an embodiment showing the essential parts of this invention, FIG. 2 is a perspective view also partially sectional, and FIG. 3 is a schematic configuration diagram showing an example of an exhaust gas sampling device. 1... Exhaust pipe, 2... Diversion pipe, 3... Branch pipe bundle, 4... Branch branch pipe, 5... Branch dilution tunnel,
8...Component analyzer, 20...Surge tank, 2
5... Sound absorbing material, 24... Air layer, 26... Duct.
Claims (1)
る排出ガスの一部を分岐させる分岐管と、上記分
岐管により分岐されなかつた排出ガスが流入する
サージタンクと、一端側にその分岐管の下流端が
挿入され、希釈ガスで上記分岐された排出ガスを
希釈する希釈トンネルと、上記希釈トンネルの他
端側に設けられ上記希釈された排出ガスの含有成
分を分析する成分分析器とを有する排出ガスサン
プリング装置において、上記サージタンクの内壁
に沿つて吸音材を設けたことを特徴とする排出ガ
スサンプリング装置。 An exhaust pipe that guides exhaust gas, a branch pipe that branches part of the exhaust gas passing through the exhaust pipe, a surge tank into which the exhaust gas that is not branched by the branch pipe flows, and one end of the branch pipe. It has a dilution tunnel into which the downstream end is inserted and which dilutes the branched exhaust gas with dilution gas, and a component analyzer which is provided at the other end of the dilution tunnel and analyzes the components contained in the diluted exhaust gas. An exhaust gas sampling device, characterized in that a sound absorbing material is provided along the inner wall of the surge tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11432590U JPH0471145U (en) | 1990-10-31 | 1990-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11432590U JPH0471145U (en) | 1990-10-31 | 1990-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0471145U true JPH0471145U (en) | 1992-06-24 |
Family
ID=31861998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11432590U Pending JPH0471145U (en) | 1990-10-31 | 1990-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0471145U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4990191A (en) * | 1972-12-05 | 1974-08-28 | ||
| JPH01302134A (en) * | 1988-05-31 | 1989-12-06 | Hino Motors Ltd | Apparatus for measuring particulate substance in exhaust gas |
-
1990
- 1990-10-31 JP JP11432590U patent/JPH0471145U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4990191A (en) * | 1972-12-05 | 1974-08-28 | ||
| JPH01302134A (en) * | 1988-05-31 | 1989-12-06 | Hino Motors Ltd | Apparatus for measuring particulate substance in exhaust gas |
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