CH666356A5 - Vorrichtung zur ueberwachung der geschwindigkeit eines gasstromes in einem kanal. - Google Patents
Vorrichtung zur ueberwachung der geschwindigkeit eines gasstromes in einem kanal. Download PDFInfo
- Publication number
- CH666356A5 CH666356A5 CH3923/84A CH392384A CH666356A5 CH 666356 A5 CH666356 A5 CH 666356A5 CH 3923/84 A CH3923/84 A CH 3923/84A CH 392384 A CH392384 A CH 392384A CH 666356 A5 CH666356 A5 CH 666356A5
- Authority
- CH
- Switzerland
- Prior art keywords
- output
- temperature
- voltage
- gas flow
- speed
- Prior art date
Links
- 238000012544 monitoring process Methods 0.000 title claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 15
- 239000000779 smoke Substances 0.000 claims description 15
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 238000011156 evaluation Methods 0.000 claims 2
- 239000000956 alloy Substances 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 230000001419 dependent effect Effects 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
- G01F1/696—Circuits therefor, e.g. constant-current flow meters
- G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/10—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring thermal variables
- G01P5/12—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring thermal variables using variation of resistance of a heated conductor
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/02—Monitoring continuously signalling or alarm systems
- G08B29/04—Monitoring of the detection circuits
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
- G08B17/113—Constructional details
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Emergency Management (AREA)
- Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- Analytical Chemistry (AREA)
- Aviation & Aerospace Engineering (AREA)
- Computer Security & Cryptography (AREA)
- Fire-Detection Mechanisms (AREA)
- Measuring Volume Flow (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3331203A DE3331203C2 (de) | 1983-08-30 | 1983-08-30 | Vorrichtung zur Überwachung der Geschwindigkeit eines Gasstromes in einem Kanal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH666356A5 true CH666356A5 (de) | 1988-07-15 |
Family
ID=6207778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH3923/84A CH666356A5 (de) | 1983-08-30 | 1984-08-14 | Vorrichtung zur ueberwachung der geschwindigkeit eines gasstromes in einem kanal. |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT388454B (ru) |
| BE (1) | BE900472A (ru) |
| CH (1) | CH666356A5 (ru) |
| DE (1) | DE3331203C2 (ru) |
| FR (1) | FR2551215B1 (ru) |
| IT (1) | IT1198912B (ru) |
| NL (1) | NL191246C (ru) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8800634A (nl) * | 1988-03-15 | 1989-10-02 | Westinghouse Elektrotechniek E | Inrichting voor het bewaken van de afzuigleiding(en) van een rook/gasdetectiesysteem. |
| DE3811431A1 (de) * | 1988-04-05 | 1989-10-19 | Maria Dobosne Gyulai | Sensoranordnung zur erfassung gasfoermiger komponente |
| DE4236559A1 (de) * | 1992-10-02 | 1994-04-07 | Kobold Klaus | Verfahren zum Kalibrieren eines kalorimetrischen Strömungwächters |
| DE4428694C2 (de) | 1994-08-12 | 1996-06-20 | Wagner Alarm Sicherung | Luftdruckkompensierte Branderkennungsvorrichtung und Verfahren |
| JPH0989618A (ja) * | 1995-09-25 | 1997-04-04 | Smc Corp | 流量検出スイッチ |
| DE29518042U1 (de) * | 1995-11-14 | 1996-01-25 | Wagner Alarm- und Sicherungssysteme GmbH, 30853 Langenhagen | Branddetektor |
| DE19605637C1 (de) * | 1996-02-15 | 1997-05-07 | Wagner Alarm Sicherung | Verfahren zur Luftstromüberwachung in einer Branderkennungsvorrichtung sowie Branderkennungsvorrichtung zur Durchführung des Verfahrens |
| DE19628456C2 (de) * | 1996-07-15 | 2001-03-15 | Wagner Alarm Sicherung | Luftfilter |
| DE19830340C1 (de) * | 1998-07-07 | 1999-11-11 | Siemens Ag | Einrichtung zur selbsttätigen Beheizung eines Luftansauggitters für elektrische Geräte |
| DE10140510B4 (de) * | 2001-08-17 | 2004-02-05 | Carl Freudenberg Kg | Verfahren und Vorrichtung zur Standzeitüberwachung eines Filters |
| AU2003902318A0 (en) | 2003-05-14 | 2003-05-29 | Vision Fire And Security Pty Ltd | Improved Sensing Apparatus And Method |
| AU2004274988B2 (en) * | 2003-09-24 | 2009-07-23 | Garrett Thermal Systems Limited | Method and apparatus for determining operational condition of pollution monitoring equipment |
| EP1665189B1 (en) * | 2003-09-24 | 2011-02-09 | Xtralis Technologies Ltd | Method and apparatus for determining operational condition of pollution monitoring equipment |
| FR2871875B1 (fr) * | 2004-06-16 | 2006-07-28 | Air Liquide | Procede de controle de ventilation dans un conduit |
| DE102004044094A1 (de) | 2004-09-09 | 2006-03-30 | Hekatron Vertriebs Gmbh | Ansaugender Brandmelder und Verfahren zu dessen Betrieb |
| DE102005051123B4 (de) * | 2005-10-24 | 2007-10-18 | Smartgas Mikrosensorik Gmbh | Gaswarnanlage mit einer Funktion zur Erkennung von Manipulationsversuchen und Verfahren zur Überwachung einer Gaswarnanlage |
| DE102007013295A1 (de) * | 2007-03-16 | 2008-09-18 | Aoa Apparatebau Gauting Gmbh | Rauchmelder |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD67054A (ru) * | ||||
| DD66378A (ru) * | ||||
| US2947938A (en) * | 1954-04-09 | 1960-08-02 | Victory Engineering Corp | Electrothermal measuring apparatus and method for the calibration thereof |
| DE1061627B (de) | 1956-02-16 | 1959-07-16 | Pyrene Co Ltd | Vereinigte Raeuchspuer- und Feuerloeschanlage |
| GB966343A (en) * | 1961-12-05 | 1964-08-12 | British Petroleum Co | Improvements relating to gas testing |
| DE1473190B1 (de) * | 1963-10-09 | 1970-01-15 | Schaller Dipl Ing Werner | Geraet zur UEberwachung der Stroemung eines Mediums |
| GB1086742A (en) * | 1964-03-13 | 1967-10-11 | English Electric Co Ltd | Gas flow detectors |
| US3900819A (en) * | 1973-02-07 | 1975-08-19 | Environmental Instruments | Thermal directional fluid flow transducer |
| US3992940A (en) * | 1973-11-02 | 1976-11-23 | Chrysler Corporation | Solid state fluid flow sensor |
| SE391036B (sv) * | 1973-12-03 | 1977-01-31 | Elektronik Konstruktions Ab | Anordning for metning och/eller overvakning av ett strommande mediums stromningshastighet |
| US3991613A (en) * | 1975-03-10 | 1976-11-16 | Corning Glass Works | Sensing element for flow meter |
| GB1562488A (en) | 1975-11-19 | 1980-03-12 | Lucas Industries Ltd | Apparatus for indicating rate of ice eccretion |
| JPS54145166A (en) * | 1978-04-10 | 1979-11-13 | Hitachi Ltd | Measuring apparatus of suction air flow rates |
| US4135396A (en) * | 1978-04-24 | 1979-01-23 | The Trane Company | Temperature compensating fluid velocity sensing apparatus |
| GB1600988A (en) * | 1978-05-08 | 1981-10-21 | Shipowners Cargo Res Assoc | Refrigerated containers including airflow indicator |
| DE2947856A1 (de) * | 1979-11-28 | 1981-07-23 | Robert Bosch Gmbh, 7000 Stuttgart | Vorrichtung zur messung der masse eines stroemenden mediums |
| JPS5866018A (ja) * | 1981-10-16 | 1983-04-20 | Hitachi Ltd | 空気流量計 |
-
1983
- 1983-08-30 DE DE3331203A patent/DE3331203C2/de not_active Expired
-
1984
- 1984-08-08 NL NL8402448A patent/NL191246C/xx not_active IP Right Cessation
- 1984-08-14 CH CH3923/84A patent/CH666356A5/de not_active IP Right Cessation
- 1984-08-22 IT IT09485/84A patent/IT1198912B/it active
- 1984-08-23 AT AT0269984A patent/AT388454B/de not_active IP Right Cessation
- 1984-08-29 FR FR8413332A patent/FR2551215B1/fr not_active Expired
- 1984-08-30 BE BE0/213569A patent/BE900472A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AT388454B (de) | 1989-06-26 |
| NL191246C (nl) | 1995-04-03 |
| BE900472A (fr) | 1985-02-28 |
| ATA269984A (de) | 1988-11-15 |
| DE3331203A1 (de) | 1985-03-14 |
| IT1198912B (it) | 1988-12-21 |
| IT8409485A0 (it) | 1984-08-22 |
| FR2551215B1 (fr) | 1988-08-19 |
| DE3331203C2 (de) | 1987-05-07 |
| NL8402448A (nl) | 1985-03-18 |
| NL191246B (nl) | 1994-11-01 |
| FR2551215A1 (fr) | 1985-03-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |