MX154120A - Mejoras en aparato de comprobacion de la calidad de las senales en sistemas protectores de reles - Google Patents
Mejoras en aparato de comprobacion de la calidad de las senales en sistemas protectores de relesInfo
- Publication number
- MX154120A MX154120A MX198006A MX19800683A MX154120A MX 154120 A MX154120 A MX 154120A MX 198006 A MX198006 A MX 198006A MX 19800683 A MX19800683 A MX 19800683A MX 154120 A MX154120 A MX 154120A
- Authority
- MX
- Mexico
- Prior art keywords
- checking
- signals
- quality
- protective systems
- relay protective
- Prior art date
Links
- 230000001681 protective effect Effects 0.000 title 1
- 238000004353 relayed correlation spectroscopy Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals
- H02H1/0084—Details of emergency protective circuit arrangements concerning transmission of signals by means of pilot wires or a telephone network; watching of these wires
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Emergency Protection Circuit Devices (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/397,753 US4524446A (en) | 1982-07-13 | 1982-07-13 | Signal quality monitor for protective relay system |
Publications (1)
Publication Number | Publication Date |
---|---|
MX154120A true MX154120A (es) | 1987-05-19 |
Family
ID=23572480
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX198006A MX154120A (es) | 1982-07-13 | 1983-06-12 | Mejoras en aparato de comprobacion de la calidad de las senales en sistemas protectores de reles |
Country Status (7)
Country | Link |
---|---|
US (1) | US4524446A (es) |
EP (1) | EP0100173B1 (es) |
JP (1) | JPS5925526A (es) |
BR (1) | BR8303689A (es) |
DE (1) | DE3377184D1 (es) |
ES (1) | ES8406004A1 (es) |
MX (1) | MX154120A (es) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE451101B (sv) * | 1985-05-22 | 1987-08-31 | Asea Ab | Forfarande for att vid fel i signalbehandlingen hos ett digitalt distansskydd erhalla en reservfunktion samt anordning for genomforande av det nemnda forfarandet |
FR2583930B1 (fr) * | 1985-06-25 | 1994-02-25 | Enertec | Procede et dispositif de controle de la transmission de signaux de protection differentielle |
US4737771A (en) * | 1986-07-23 | 1988-04-12 | Emhart Industries, Inc. | Security system with interference detection |
US4935346A (en) | 1986-08-13 | 1990-06-19 | Lifescan, Inc. | Minimum procedure system for the determination of analytes |
US4751604A (en) * | 1986-10-16 | 1988-06-14 | General Electric Company | Comparison signal error detector for protective relay system |
US4980924A (en) * | 1986-11-19 | 1990-12-25 | Plessey Overseas Limited | HF radio communication systems with frequency management |
JPS63208311A (ja) * | 1987-02-24 | 1988-08-29 | Tokyo Keiki Co Ltd | 合成型電力増幅装置 |
GB8907363D0 (en) * | 1989-03-31 | 1989-05-17 | Ass Elect Ind | Current monitors |
US5020134A (en) * | 1989-05-19 | 1991-05-28 | Pecaut Steven C | CATV signal distribution system and local status monitor therefor |
DE4027399C2 (de) * | 1990-08-30 | 1995-11-30 | Blaupunkt Werke Gmbh | UKW-Autoradio |
US5962215A (en) * | 1996-04-05 | 1999-10-05 | Mercury Diagnostics, Inc. | Methods for testing the concentration of an analyte in a body fluid |
US8634766B2 (en) | 2010-02-16 | 2014-01-21 | Andrew Llc | Gain measurement and monitoring for wireless communication systems |
CN107820653B (zh) * | 2015-05-28 | 2019-12-17 | Abb瑞士股份有限公司 | 基于时间同步的输电线路行波纵联保护 |
US11079436B2 (en) * | 2019-10-12 | 2021-08-03 | Schweitzer Engineering Laboratories, Inc. | Multiple merging unit testing system |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2132620B1 (es) * | 1971-04-09 | 1974-08-19 | Sits Soc It Telecom Siemens | |
US3849763A (en) * | 1973-08-29 | 1974-11-19 | Westinghouse Electric Corp | Channel delay checkback apparatus |
US3965418A (en) * | 1973-11-01 | 1976-06-22 | Wiltron Company | Telephone system testing apparatus and techniques utilizing central measuring equipment with a plurality of remote test stations |
DE2444626C3 (de) * | 1974-09-18 | 1979-09-06 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Vorrichtung zum Erfassen des Effektivwertes und/oder der Leistung von elektrischen Signalen |
JPS5142939A (es) * | 1974-10-09 | 1976-04-12 | Chugoku Electric Power | |
US4013962A (en) * | 1975-08-14 | 1977-03-22 | Motorola, Inc. | Improved receiver selecting (voting) system |
US4335361A (en) * | 1977-09-01 | 1982-06-15 | Honeywell Inc. | Variable gain amplifier |
JPS5813637Y2 (ja) * | 1977-10-06 | 1983-03-16 | ソニー株式会社 | 受信機 |
US4191925A (en) * | 1977-10-27 | 1980-03-04 | General Electric Company | Power line protection circuit |
JPS5912850Y2 (ja) * | 1978-03-06 | 1984-04-17 | ホーチキ株式会社 | チヤンネルレベル調整器 |
JPS561864A (en) * | 1979-06-15 | 1981-01-10 | Masabumi Ishimura | Preparation of boiled noodle |
US4275429A (en) * | 1979-10-12 | 1981-06-23 | Westinghouse Electric Corp. | Protective relay apparatus |
-
1982
- 1982-07-13 US US06/397,753 patent/US4524446A/en not_active Expired - Lifetime
-
1983
- 1983-06-12 MX MX198006A patent/MX154120A/es unknown
- 1983-07-11 JP JP58126812A patent/JPS5925526A/ja active Granted
- 1983-07-11 EP EP83304016A patent/EP0100173B1/en not_active Expired
- 1983-07-11 BR BR8303689A patent/BR8303689A/pt not_active IP Right Cessation
- 1983-07-11 DE DE8383304016T patent/DE3377184D1/de not_active Expired
- 1983-07-12 ES ES524048A patent/ES8406004A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BR8303689A (pt) | 1984-02-14 |
JPS5925526A (ja) | 1984-02-09 |
US4524446A (en) | 1985-06-18 |
EP0100173A1 (en) | 1984-02-08 |
ES524048A0 (es) | 1984-06-16 |
EP0100173B1 (en) | 1988-06-22 |
DE3377184D1 (en) | 1988-07-28 |
JPH0568927B2 (es) | 1993-09-30 |
ES8406004A1 (es) | 1984-06-16 |
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