DE2622851C3 - Gasspürgerät - Google Patents
GasspürgerätInfo
- Publication number
- DE2622851C3 DE2622851C3 DE19762622851 DE2622851A DE2622851C3 DE 2622851 C3 DE2622851 C3 DE 2622851C3 DE 19762622851 DE19762622851 DE 19762622851 DE 2622851 A DE2622851 A DE 2622851A DE 2622851 C3 DE2622851 C3 DE 2622851C3
- Authority
- DE
- Germany
- Prior art keywords
- diode
- gas detection
- detection element
- gas
- bridge
- 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
Links
- 239000007789 gas Substances 0.000 claims description 51
- 238000001514 detection method Methods 0.000 claims description 27
- 239000004065 semiconductor Substances 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 238000013016 damping Methods 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 238000012795 verification Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 238000007084 catalytic combustion reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- NEHMKBQYUWJMIP-NJFSPNSNSA-N chloro(114C)methane Chemical compound [14CH3]Cl NEHMKBQYUWJMIP-NJFSPNSNSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
- G01N27/122—Circuits particularly adapted therefor, e.g. linearising circuits
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762622851 DE2622851C3 (de) | 1976-05-20 | 1976-05-20 | Gasspürgerät |
| IT6806977A IT1083269B (it) | 1976-05-20 | 1977-05-11 | Apparecchio rivelatore di gas |
| GB2078277A GB1575727A (en) | 1976-05-20 | 1977-05-17 | Gas-detecting apparatus |
| FR7715334A FR2352298A1 (fr) | 1976-05-20 | 1977-05-18 | Detecteur de gaz |
| NL7705592A NL7705592A (nl) | 1976-05-20 | 1977-05-20 | Gasverkenningstoestel. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762622851 DE2622851C3 (de) | 1976-05-20 | 1976-05-20 | Gasspürgerät |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2622851A1 DE2622851A1 (de) | 1977-11-24 |
| DE2622851B2 DE2622851B2 (de) | 1978-06-15 |
| DE2622851C3 true DE2622851C3 (de) | 1979-02-15 |
Family
ID=5978701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762622851 Expired DE2622851C3 (de) | 1976-05-20 | 1976-05-20 | Gasspürgerät |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE2622851C3 (https=) |
| FR (1) | FR2352298A1 (https=) |
| GB (1) | GB1575727A (https=) |
| IT (1) | IT1083269B (https=) |
| NL (1) | NL7705592A (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3435874A1 (de) * | 1984-09-29 | 1986-04-03 | Horst Dipl.-Ing. 2000 Hamburg Krauleidies | Verfahren und anordnung zur ueberwachung der fremdgaskonzentration in einem gasfoermigen traegermedium |
| EP0231231B1 (de) * | 1985-07-19 | 1990-09-19 | Hölter, Heinz, Dipl.-Ing. | Verfahren zur schadstoffindikation für die einer dem aufenthalt von personen dienenden kabine od.dgl. zugeführten luft |
-
1976
- 1976-05-20 DE DE19762622851 patent/DE2622851C3/de not_active Expired
-
1977
- 1977-05-11 IT IT6806977A patent/IT1083269B/it active
- 1977-05-17 GB GB2078277A patent/GB1575727A/en not_active Expired
- 1977-05-18 FR FR7715334A patent/FR2352298A1/fr active Granted
- 1977-05-20 NL NL7705592A patent/NL7705592A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2622851A1 (de) | 1977-11-24 |
| IT1083269B (it) | 1985-05-21 |
| FR2352298B1 (https=) | 1980-02-01 |
| NL7705592A (nl) | 1977-11-22 |
| DE2622851B2 (de) | 1978-06-15 |
| FR2352298A1 (fr) | 1977-12-16 |
| GB1575727A (en) | 1980-09-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |