RO84866B - Metoda si dispozitiv de teletransmisie de semnale si aplicarea la detectia si/sau masurarea continutului de gaz combustibil al unei atmosfere - Google Patents
Metoda si dispozitiv de teletransmisie de semnale si aplicarea la detectia si/sau masurarea continutului de gaz combustibil al unei atmosfereInfo
- Publication number
- RO84866B RO84866B RO109316A RO10931682A RO84866B RO 84866 B RO84866 B RO 84866B RO 109316 A RO109316 A RO 109316A RO 10931682 A RO10931682 A RO 10931682A RO 84866 B RO84866 B RO 84866B
- Authority
- RO
- Romania
- Prior art keywords
- signals
- sensor
- remote transmission
- atmosphere
- measuring
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 230000008054 signal transmission Effects 0.000 title abstract 2
- 238000001514 detection method Methods 0.000 title 1
- 239000002737 fuel gas Substances 0.000 title 1
- 230000005540 biological transmission Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Immunology (AREA)
- Medicinal Chemistry (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Small-Scale Networks (AREA)
- Dc Digital Transmission (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Radio Transmission System (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Inventia se refera la o metoda si un dispozitiv de teletransmisie a semnalelor livrate de cel putin un traductor alimentat cu energie si conectat la o linie de teletransmisie si consta în aceea ca energia necesara alimentarii traductorului este transmisa prin linie, sub forma de curent alternativ de intensitate în mod sensibil constanta, numita linie îndeplinind tripla functie de furnizare de energie traductorului semnalelor de informatii provenind de la acesta. Dispozitivul cuprinde, în principal, cel putin o linie de transmisie bifilara, alimentata în curentul alternativ, alimentata în curentul alternativ si continînd cîte un transformator la fiecare din extremitatile ei. El cuprinde, în afara de acesta, cel putin un traductor, alimentat cu energie, de fiecare linie de transmisie, precum si unitatea centrala de contril si de prelucrare informatizata, cel putin un modulator-demodulaor, conectat, pe de o parte, la transformatorul situat la o extremitate a fiecarei linii de transmisie si cel putin un modulator-demodulator, conectat la transformatorul situal la cealalta extermitate a fiecarei linii de transmisie, fiecare traductor fiind conectat la fiecare modulator-demodulator, conectat la cealalta extremitate a fiecarei linii de transmisie.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8123272A FR2518335A1 (fr) | 1981-12-14 | 1981-12-14 | Procede et dispositif de teletransmission de signaux et application a la detection et/ou la mesure de la teneur en gaz combustible d'une atmosphere |
Publications (2)
Publication Number | Publication Date |
---|---|
RO84866A RO84866A (ro) | 1984-08-17 |
RO84866B true RO84866B (ro) | 1984-09-30 |
Family
ID=9264965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO109316A RO84866B (ro) | 1981-12-14 | 1982-12-14 | Metoda si dispozitiv de teletransmisie de semnale si aplicarea la detectia si/sau masurarea continutului de gaz combustibil al unei atmosfere |
Country Status (15)
Country | Link |
---|---|
US (1) | US4608552A (ro) |
EP (1) | EP0082080B1 (ro) |
JP (1) | JPS58139542A (ro) |
AT (1) | ATE18707T1 (ro) |
AU (1) | AU560303B2 (ro) |
CA (1) | CA1201504A (ro) |
DE (1) | DE3270041D1 (ro) |
ES (1) | ES518134A0 (ro) |
FR (1) | FR2518335A1 (ro) |
IN (1) | IN159115B (ro) |
MX (1) | MX152709A (ro) |
PL (1) | PL140276B1 (ro) |
RO (1) | RO84866B (ro) |
YU (2) | YU43812B (ro) |
ZA (1) | ZA828155B (ro) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59127542A (ja) * | 1983-01-10 | 1984-07-23 | 東京電力株式会社 | 位相パルス信号のレベル検定方法 |
US4758836A (en) * | 1983-06-20 | 1988-07-19 | Rockwell International Corporation | Inductive coupling system for the bi-directional transmission of digital data |
GB8417655D0 (en) * | 1984-07-11 | 1984-08-15 | Plessey Co Plc | Electrical power control systems |
GB2164180B (en) * | 1984-09-06 | 1988-03-30 | Jones Automation Limited J | Remote monitoring apparatus |
US4751495A (en) * | 1986-01-28 | 1988-06-14 | Raychem Corporation | Analog pulsed heat trace monitor or the like |
DE3631477C3 (de) * | 1986-09-16 | 1995-01-26 | Siegfried Dipl Ing Schwarz | Netzwerk für die Steuer-, Meß- und Regeltechnik zur Daten- und Energie-Übertragung |
US5309174A (en) * | 1987-10-13 | 1994-05-03 | Motorola, Inc. | Electronic display system |
DE3819128C2 (de) * | 1988-06-04 | 1995-10-26 | Conducta Endress & Hauser | Gasdetektionssystem |
US5051720A (en) * | 1989-11-13 | 1991-09-24 | Secure Telecom, Inc. | Remote control system using power line of remote site |
MX9306152A (es) * | 1992-10-05 | 1994-05-31 | Fisher Controls Int | Sistema de comunicacion y metodo. |
US5434911A (en) * | 1993-06-04 | 1995-07-18 | M & Fc Holding Company, Inc. | Call in-bound remote reading and data collection system |
CA2164218C (en) * | 1993-06-04 | 2002-05-07 | Bruce E. Gray | Dial in-bound meter interface unit which derives its power from a telephone line |
AU650227B3 (en) * | 1994-02-02 | 1994-06-09 | Sandra Barisic | Condition indicating system |
IT1280712B1 (it) * | 1994-12-01 | 1998-02-06 | Stefano Rinaldi | Sistema distribuito per il rilevamento di inquinamento ambientale, in particolare inquinamento atmosferico |
US6998962B2 (en) * | 2000-04-14 | 2006-02-14 | Current Technologies, Llc | Power line communication apparatus and method of using the same |
FR2826521B1 (fr) | 2001-06-26 | 2003-09-26 | Somfy | Dispositif de commande radiotelecommandee |
JP4534544B2 (ja) * | 2004-03-23 | 2010-09-01 | 横河電機株式会社 | 伝送器システム |
US7684708B2 (en) * | 2007-09-06 | 2010-03-23 | University Of Rochester | All-optical flip-flop and control methods thereof |
US8729858B2 (en) | 2011-07-26 | 2014-05-20 | General Electric Company | Charging device for use in charging electric vehicles and method of providing electricity to an electric vehicle |
US10041917B2 (en) * | 2014-08-08 | 2018-08-07 | Imx S.R.L. | Gas detection system for toxic and/or flammable gas |
CN106645613A (zh) * | 2016-11-09 | 2017-05-10 | 成都聚立汇信科技有限公司 | 污水排水装置的在线监测设备 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH422954A (de) * | 1965-05-24 | 1966-10-31 | Landis & Gyr Ag | Rundsteueranlage |
JPS50155890A (ro) * | 1974-06-08 | 1975-12-16 | ||
DE2428173A1 (de) * | 1974-06-11 | 1976-01-02 | Helmut Wappler | Verfahren und vorrichtung zur signaluebertragung in wechselstromnetzen |
US3967264A (en) * | 1975-01-31 | 1976-06-29 | Westinghouse Electric Corporation | Distribution network power line communication system including addressable interrogation and response repeater |
JPS5272435A (en) * | 1975-12-15 | 1977-06-16 | Matsushita Electric Works Ltd | Timeedivision multiplex transmission system |
US4007458A (en) * | 1975-12-29 | 1977-02-08 | Clemar Manufacturing Corporation | Digital two-wire irrigation control system |
US4077030A (en) * | 1976-02-19 | 1978-02-28 | The Bendix Corporation | Sensor data input by means of analog to pulse width-to digital converter |
FR2350461A1 (fr) * | 1976-05-03 | 1977-12-02 | Midi Houilleres Provence Centr | Perfectionnements a un central de telegrisoumetrie |
JPS5915545B2 (ja) * | 1977-01-25 | 1984-04-10 | 株式会社日立国際電気 | 端末機の電源給電方法 |
US4198621A (en) * | 1977-11-14 | 1980-04-15 | Crowcon (Instruments) Limited | Electrical remote sensing system |
US4222035A (en) * | 1978-05-25 | 1980-09-09 | Lohoff Warren G | Multiplex system having digital coded power line signals |
FR2427466A1 (fr) * | 1978-05-30 | 1979-12-28 | Oldham France Sa | Dispositif detecteur de danger d'explosion notamment pour installations minieres |
EP0018334B1 (en) * | 1979-04-12 | 1983-09-21 | Handelsbolaget Light Regulation | Apparatus for transmitting information on an alternating current line |
GB2056661A (en) * | 1979-08-16 | 1981-03-18 | Cossor Ltd A C | Telemetry system |
US4418333A (en) * | 1981-06-08 | 1983-11-29 | Pittway Corporation | Appliance control system |
US4422073A (en) * | 1981-10-27 | 1983-12-20 | The Bendix Corporation | Combustible gas detection system |
US4464653A (en) * | 1981-12-09 | 1984-08-07 | The Bendix Corporation | Combustible gas detection system |
-
1981
- 1981-12-14 FR FR8123272A patent/FR2518335A1/fr active Granted
-
1982
- 1982-11-04 IN IN810/DEL/82A patent/IN159115B/en unknown
- 1982-11-05 ZA ZA828155A patent/ZA828155B/xx unknown
- 1982-12-10 PL PL1982239454A patent/PL140276B1/pl unknown
- 1982-12-10 MX MX195543A patent/MX152709A/es unknown
- 1982-12-13 CA CA000417520A patent/CA1201504A/fr not_active Expired
- 1982-12-13 ES ES518134A patent/ES518134A0/es active Granted
- 1982-12-13 US US06/449,153 patent/US4608552A/en not_active Expired - Fee Related
- 1982-12-13 YU YU2753/82A patent/YU43812B/xx unknown
- 1982-12-14 RO RO109316A patent/RO84866B/ro unknown
- 1982-12-14 AT AT82402275T patent/ATE18707T1/de not_active IP Right Cessation
- 1982-12-14 AU AU91523/82A patent/AU560303B2/en not_active Ceased
- 1982-12-14 DE DE8282402275T patent/DE3270041D1/de not_active Expired
- 1982-12-14 EP EP82402275A patent/EP0082080B1/fr not_active Expired
- 1982-12-14 JP JP57220032A patent/JPS58139542A/ja active Granted
-
1985
- 1985-04-01 YU YU53385A patent/YU45917B/sh unknown
Also Published As
Publication number | Publication date |
---|---|
CA1201504A (fr) | 1986-03-04 |
PL140276B1 (en) | 1987-04-30 |
ES8308179A1 (es) | 1983-09-01 |
FR2518335B1 (ro) | 1984-03-02 |
RO84866A (ro) | 1984-08-17 |
JPS58139542A (ja) | 1983-08-18 |
ES518134A0 (es) | 1983-09-01 |
EP0082080B1 (fr) | 1986-03-19 |
IN159115B (ro) | 1987-03-28 |
US4608552A (en) | 1986-08-26 |
AU560303B2 (en) | 1987-04-02 |
DE3270041D1 (en) | 1986-04-24 |
JPH0311591B2 (ro) | 1991-02-18 |
YU43812B (en) | 1989-12-31 |
PL239454A1 (en) | 1984-01-16 |
AU9152382A (en) | 1983-06-23 |
FR2518335A1 (fr) | 1983-06-17 |
EP0082080A1 (fr) | 1983-06-22 |
MX152709A (es) | 1985-10-18 |
YU275382A (en) | 1985-10-31 |
YU45917B (sh) | 1992-09-07 |
YU53385A (en) | 1988-02-29 |
ZA828155B (en) | 1983-09-28 |
ATE18707T1 (de) | 1986-04-15 |
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