JPH0533956Y2 - - Google Patents
Info
- Publication number
- JPH0533956Y2 JPH0533956Y2 JP14015287U JP14015287U JPH0533956Y2 JP H0533956 Y2 JPH0533956 Y2 JP H0533956Y2 JP 14015287 U JP14015287 U JP 14015287U JP 14015287 U JP14015287 U JP 14015287U JP H0533956 Y2 JPH0533956 Y2 JP H0533956Y2
- Authority
- JP
- Japan
- Prior art keywords
- odor
- sensor
- heat cleaning
- output
- gas sensor
- 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.)
- Expired - Lifetime
Links
- 235000019645 odor Nutrition 0.000 claims description 42
- 238000004140 cleaning Methods 0.000 claims description 26
- 238000001514 detection method Methods 0.000 claims description 24
- 229910044991 metal oxide Inorganic materials 0.000 claims description 11
- 150000004706 metal oxides Chemical class 0.000 claims description 11
- 239000004065 semiconductor Substances 0.000 claims description 11
- 239000007789 gas Substances 0.000 description 33
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 18
- 206010006326 Breath odour Diseases 0.000 description 9
- 230000035945 sensitivity Effects 0.000 description 6
- 239000010409 thin film Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000005070 sampling Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 229910006404 SnO 2 Inorganic materials 0.000 description 4
- 235000021251 pulses Nutrition 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 235000013305 food Nutrition 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 239000003205 fragrance Substances 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 201000001245 periodontitis Diseases 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 208000032139 Halitosis Diseases 0.000 description 1
- 241000533293 Sesbania emerus Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 235000019568 aromas Nutrition 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14015287U JPH0533956Y2 (en]) | 1987-09-14 | 1987-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14015287U JPH0533956Y2 (en]) | 1987-09-14 | 1987-09-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6444455U JPS6444455U (en]) | 1989-03-16 |
| JPH0533956Y2 true JPH0533956Y2 (en]) | 1993-08-27 |
Family
ID=31404063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14015287U Expired - Lifetime JPH0533956Y2 (en]) | 1987-09-14 | 1987-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0533956Y2 (en]) |
-
1987
- 1987-09-14 JP JP14015287U patent/JPH0533956Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6444455U (en]) | 1989-03-16 |
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