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JPH0445955U - - Google Patents

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Publication number
JPH0445955U
JPH0445955U JP8822590U JP8822590U JPH0445955U JP H0445955 U JPH0445955 U JP H0445955U JP 8822590 U JP8822590 U JP 8822590U JP 8822590 U JP8822590 U JP 8822590U JP H0445955 U JPH0445955 U JP H0445955U
Authority
JP
Japan
Prior art keywords
gas concentration
optical fiber
light emitting
light receiving
gas
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
Application number
JP8822590U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP8822590U priority Critical patent/JPH0445955U/ja
Publication of JPH0445955U publication Critical patent/JPH0445955U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本考案の一実施例の構成図、第2図は
第1図のガス濃度検出素子の拡大図、第3図はガ
スの濃度検出素子のダクトに対する配置図、第4
図は本考案によるガス濃度の検出方法の原理図、
第5図は縦軸を光の強さ横軸を波長としてボイラ
の排ガスの発光スペクトルを表わした線図、第6
図は一般的なボイラの排ガスの流れ図である。 図中13はガス濃度検出素子、16は投光用耐
熱光フアイバー、17は受光用耐熱光フアイバー
、18はダクト、aは投光端、bは受光端を示す
Fig. 1 is a configuration diagram of an embodiment of the present invention, Fig. 2 is an enlarged view of the gas concentration detection element shown in Fig. 1, Fig. 3 is a diagram showing the arrangement of the gas concentration detection element with respect to the duct, and Fig. 4 is a diagram showing the arrangement of the gas concentration detection element in the duct.
The figure shows the principle of the gas concentration detection method according to the present invention.
Figure 5 is a diagram showing the emission spectrum of boiler exhaust gas with the vertical axis as the light intensity and the horizontal axis as the wavelength.
The figure is a flowchart of exhaust gas from a typical boiler. In the figure, 13 is a gas concentration detection element, 16 is a heat-resistant optical fiber for light emission, 17 is a heat-resistant optical fiber for light reception, 18 is a duct, a is a light emission end, and b is a light reception end.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一定の間隔を有して投光端と受光端を夫々対向
配置された投光用光フアイバーと受光用光フアイ
バーとを支持するガス濃度検出素子を、ガスが通
過可能なダクトの内部に分散配置したことを特徴
とするガス濃度分布計測装置。
Gas concentration detection elements that support a light emitting optical fiber and a light receiving optical fiber whose light emitting end and light receiving end are arranged facing each other with a certain interval are disposed in a distributed manner inside a duct through which gas can pass. A gas concentration distribution measuring device characterized by:
JP8822590U 1990-08-23 1990-08-23 Pending JPH0445955U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8822590U JPH0445955U (en) 1990-08-23 1990-08-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8822590U JPH0445955U (en) 1990-08-23 1990-08-23

Publications (1)

Publication Number Publication Date
JPH0445955U true JPH0445955U (en) 1992-04-20

Family

ID=31821277

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8822590U Pending JPH0445955U (en) 1990-08-23 1990-08-23

Country Status (1)

Country Link
JP (1) JPH0445955U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014092381A (en) * 2012-10-31 2014-05-19 Mitsubishi Heavy Ind Ltd Device for multi-point measuring gas component concentration in gas
JP2014102098A (en) * 2012-11-16 2014-06-05 Mitsubishi Heavy Ind Ltd System and method for diagnosing catalyst in exhaust gas denitration device
JP2015127685A (en) * 2013-12-27 2015-07-09 三菱重工業株式会社 Gas component concentration distribution measurement device and exhaust gas denitrification system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014092381A (en) * 2012-10-31 2014-05-19 Mitsubishi Heavy Ind Ltd Device for multi-point measuring gas component concentration in gas
JP2014102098A (en) * 2012-11-16 2014-06-05 Mitsubishi Heavy Ind Ltd System and method for diagnosing catalyst in exhaust gas denitration device
JP2015127685A (en) * 2013-12-27 2015-07-09 三菱重工業株式会社 Gas component concentration distribution measurement device and exhaust gas denitrification system

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