DE3243542C2 - - Google Patents
Info
- Publication number
- DE3243542C2 DE3243542C2 DE19823243542 DE3243542A DE3243542C2 DE 3243542 C2 DE3243542 C2 DE 3243542C2 DE 19823243542 DE19823243542 DE 19823243542 DE 3243542 A DE3243542 A DE 3243542A DE 3243542 C2 DE3243542 C2 DE 3243542C2
- Authority
- DE
- Germany
- Prior art keywords
- measuring
- switch
- accident
- measuring device
- switched
- 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
- 238000005259 measurement Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 9
- 230000035945 sensitivity Effects 0.000 claims description 7
- 230000008054 signal transmission Effects 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 6
- 230000007257 malfunction Effects 0.000 claims description 6
- 230000000737 periodic effect Effects 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 15
- 230000015654 memory Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000010606 normalization Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical group 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000001960 triggered effect Effects 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
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
- G01D3/08—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for safeguarding the apparatus, e.g. against abnormal operation, against breakdown
-
- 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
- G01N33/0006—Calibrating gas analysers
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823243542 DE3243542A1 (de) | 1982-11-25 | 1982-11-25 | Verfahren und messgeraet zum messen und verarbeiten von kenngroessen der umgebungsatmosphaere, insbesondere von konzentrationen verschiedener gase im wetterstrom unter tage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823243542 DE3243542A1 (de) | 1982-11-25 | 1982-11-25 | Verfahren und messgeraet zum messen und verarbeiten von kenngroessen der umgebungsatmosphaere, insbesondere von konzentrationen verschiedener gase im wetterstrom unter tage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3243542A1 DE3243542A1 (de) | 1984-05-30 |
| DE3243542C2 true DE3243542C2 (fr) | 1989-12-14 |
Family
ID=6178955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19823243542 Granted DE3243542A1 (de) | 1982-11-25 | 1982-11-25 | Verfahren und messgeraet zum messen und verarbeiten von kenngroessen der umgebungsatmosphaere, insbesondere von konzentrationen verschiedener gase im wetterstrom unter tage |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3243542A1 (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3327154A1 (de) * | 1983-07-28 | 1985-02-14 | Hans-Jörg Dipl.-Kfm. 4400 Münster Hübner | Verfahren zum messen von kenngroessen der umgebungsatmosphaere, insbesondere von konzentrationen explosionsgefaehrlicher gase im wetterstrom unter tage |
| DE3327153A1 (de) * | 1983-07-28 | 1985-02-14 | Hans-Jörg Dipl.-Kfm. 4400 Münster Hübner | Verfahren und messeinrichtung zum messen und verarbeiten von kenngroessen der umgebungsatmosphaere, insbesondere von konzentrationen verschiedener gase im wetterstrom unter tage |
| US4562723A (en) * | 1984-07-27 | 1986-01-07 | Hubner Hans J | Method of and apparatus for the measurement of subterranean atmospheric parameters |
| DE3603673A1 (de) * | 1986-02-06 | 1987-08-13 | Strahlen Umweltforsch Gmbh | Verfahren zur elimination von stoerungen eines messsignals |
| US6168240B1 (en) | 1998-03-10 | 2001-01-02 | Archveyor Pty Ltd. | Atmospheric detection system for an automated mining system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3399398A (en) * | 1965-07-27 | 1968-08-27 | Mine Safety Appliances Co | Combustible gas monitoring system |
| US3678489A (en) * | 1971-02-08 | 1972-07-18 | Alexandr Nazarievich Scherban | Apparatus for determining the concentration of combustible gases and vapors |
| GB1497667A (en) * | 1974-04-26 | 1978-01-12 | Neotronics Ltd | Apparatus for detecting and indicating the presence in a fluid environment of a potentially dangerous constituent |
| DE3031555C2 (de) * | 1980-08-21 | 1985-03-14 | Auergesellschaft Gmbh, 1000 Berlin | Schaltungsanordnung für ein Gasmeß- und Gasanalysegerät |
-
1982
- 1982-11-25 DE DE19823243542 patent/DE3243542A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3243542A1 (de) | 1984-05-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |