JPH0321768U - - Google Patents
Info
- Publication number
- JPH0321768U JPH0321768U JP1989081897U JP8189789U JPH0321768U JP H0321768 U JPH0321768 U JP H0321768U JP 1989081897 U JP1989081897 U JP 1989081897U JP 8189789 U JP8189789 U JP 8189789U JP H0321768 U JPH0321768 U JP H0321768U
- Authority
- JP
- Japan
- Prior art keywords
- gas
- hydrogen
- concentration
- sample
- sample 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.)
- Granted
Links
- 239000007789 gas Substances 0.000 claims description 13
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- 239000003054 catalyst Substances 0.000 claims description 3
- 238000010790 dilution Methods 0.000 claims 2
- 239000012895 dilution Substances 0.000 claims 2
- 150000002431 hydrogen Chemical class 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0011—Sample conditioning
- G01N33/0016—Sample conditioning by regulating a physical variable, e.g. pressure or temperature
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Description
第1図は本考案の一実施例に係る水素ガス分析
装置の構成を示す図である。第2図は従来の水素
ガス分析装置の構成を示す図である。 1……触媒槽、SG……サンプルガス、J……
助燃ガス、G……サンプルガスの燃焼によつて生
ずるガス。
装置の構成を示す図である。第2図は従来の水素
ガス分析装置の構成を示す図である。 1……触媒槽、SG……サンプルガス、J……
助燃ガス、G……サンプルガスの燃焼によつて生
ずるガス。
Claims (1)
- サンプルガスと助燃ガスとをそれぞれ触媒槽に
導入して前記サンプルガスを燃焼させ、そのとき
生ずるガス中の水分を定量することにより前記サ
ンプルガスに含まれる水素ガスの濃度を測定する
ようにした水素ガス分析装置において、前記触媒
槽に導入されるサンプルガスにおける水素ガスの
濃度が比較的高いときは前記助燃ガスによるサン
プルガスの希釈比を大きくし、前記濃度が比較的
低いときは前記希釈比を小さくするようにしたこ
とを特徴とする水素ガス分析装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989081897U JPH0729494Y2 (ja) | 1989-07-12 | 1989-07-12 | 水素ガス分析装置 |
DE69017775T DE69017775T2 (de) | 1989-07-12 | 1990-06-27 | Wasserstoffprüfgerät. |
EP90112297A EP0407818B1 (en) | 1989-07-12 | 1990-06-27 | Hydrogen Gas Analyzer |
US07/546,043 US5041265A (en) | 1989-07-12 | 1990-06-28 | Hydrogen gas analyzer with improved delivery system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989081897U JPH0729494Y2 (ja) | 1989-07-12 | 1989-07-12 | 水素ガス分析装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0321768U true JPH0321768U (ja) | 1991-03-05 |
JPH0729494Y2 JPH0729494Y2 (ja) | 1995-07-05 |
Family
ID=13759232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989081897U Expired - Lifetime JPH0729494Y2 (ja) | 1989-07-12 | 1989-07-12 | 水素ガス分析装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5041265A (ja) |
EP (1) | EP0407818B1 (ja) |
JP (1) | JPH0729494Y2 (ja) |
DE (1) | DE69017775T2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007135702A (ja) * | 2005-11-15 | 2007-06-07 | Imai:Kk | 遮蔽装置 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3923737C2 (de) * | 1989-07-18 | 1995-12-14 | Gutmann Messtechnik Ag | Verfahren zum Messen von Abgaswerten bei Kraftfahrzeugen mit geregeltem Drei-Wege-Katalysator und Lambdasonde |
JPH0552755U (ja) * | 1991-12-17 | 1993-07-13 | 株式会社堀場製作所 | メタン分析装置 |
DE4221692A1 (de) * | 1992-07-02 | 1994-01-05 | Siemens Ag | Verfahren und Vorrichtung zur Ermittlung eines Gemischanteils eines Gasgemisches |
DE4407345A1 (de) * | 1994-03-05 | 1995-09-07 | Testo Gmbh & Co | Verfahren und Vorrichtung zum Messen eines Gasmediums mit einem chemischen Sensor |
US5663488A (en) * | 1995-05-31 | 1997-09-02 | Hewlett-Packard Co. | Thermal isolation system in an analytical instrument |
DE69724294T2 (de) * | 1996-10-22 | 2004-06-03 | Hach Ultra Analytics Geneva Sa | Vorrichtung und verfahren zur brennbarkeitsüberwachung |
US5780717A (en) * | 1997-04-23 | 1998-07-14 | Lockheed Martin Energy Research Corporation | In-line real time air monitor |
IL125595A (en) * | 1997-08-14 | 2001-08-26 | Praxair Technology Inc | Ultra high purity gas analysis using atmospheric pressure ionization mass spectrometry |
AU5930900A (en) * | 1999-07-12 | 2001-01-30 | Unit Instruments, Inc. | Pressure insensitive gas control system |
US7533585B2 (en) * | 2006-12-27 | 2009-05-19 | Caterpillar Inc. | Dilution device |
US20080168829A1 (en) * | 2007-01-12 | 2008-07-17 | Robert Paez | Diaper soil wetness strip |
JP6744205B2 (ja) * | 2016-12-16 | 2020-08-19 | 日本製鉄株式会社 | 元素分析装置及び元素分析方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3593023A (en) * | 1968-09-18 | 1971-07-13 | Beckman Instruments Inc | Apparatus and method for exhaust analysis |
US3888109A (en) * | 1973-11-16 | 1975-06-10 | Dresser Ind | Gas dilution unit |
US4128458A (en) * | 1977-10-25 | 1978-12-05 | Obiaya Joseph O | Combustible element and oxygen concentration sensor |
US4622009A (en) * | 1982-03-05 | 1986-11-11 | Leco Corporation | Carbon, hydrogen, and nitrogen analyzer |
US4511262A (en) * | 1982-10-06 | 1985-04-16 | Honeywell Inc. | Fuel entrained oxygen compensation for calorific content analyzer |
DE3732888A1 (de) * | 1987-09-30 | 1989-04-20 | Messer Griesheim Gmbh | Verfahren zum bestimmen von wasserstoffkonzentrationen |
-
1989
- 1989-07-12 JP JP1989081897U patent/JPH0729494Y2/ja not_active Expired - Lifetime
-
1990
- 1990-06-27 DE DE69017775T patent/DE69017775T2/de not_active Expired - Fee Related
- 1990-06-27 EP EP90112297A patent/EP0407818B1/en not_active Expired - Lifetime
- 1990-06-28 US US07/546,043 patent/US5041265A/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007135702A (ja) * | 2005-11-15 | 2007-06-07 | Imai:Kk | 遮蔽装置 |
Also Published As
Publication number | Publication date |
---|---|
DE69017775T2 (de) | 1995-11-09 |
JPH0729494Y2 (ja) | 1995-07-05 |
EP0407818B1 (en) | 1995-03-15 |
DE69017775D1 (de) | 1995-04-20 |
EP0407818A1 (en) | 1991-01-16 |
US5041265A (en) | 1991-08-20 |
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