FR2117789A1 - - Google Patents
Info
- Publication number
- FR2117789A1 FR2117789A1 FR7045701A FR7045701A FR2117789A1 FR 2117789 A1 FR2117789 A1 FR 2117789A1 FR 7045701 A FR7045701 A FR 7045701A FR 7045701 A FR7045701 A FR 7045701A FR 2117789 A1 FR2117789 A1 FR 2117789A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/263—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of measured values
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/28—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
- H02H3/30—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel
- H02H3/305—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel involving current comparison
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7045701A FR2117789B1 (enrdf_load_stackoverflow) | 1970-12-17 | 1970-12-17 | |
CH1818171A CH554096A (fr) | 1970-12-17 | 1971-12-13 | Dispositif de protection selective d'un reseau de distribution d'energie electrique. |
IT7107471A IT943248B (it) | 1970-12-17 | 1971-12-14 | Dispositivo di disinnesto seletti vo di un disgiuntore di una rete elettrica |
BE776821A BE776821A (fr) | 1970-12-17 | 1971-12-16 | Dispositif de declenchement selectif de disjoncteurs d'un reseau electrique |
GB5847971A GB1355827A (en) | 1970-12-17 | 1971-12-16 | Electrical power distribution system |
DE19712162414 DE2162414A1 (de) | 1970-12-17 | 1971-12-16 | Selektivschutzvorrichtung für einen Leistungsstromkreis eines elektrischen Netzes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7045701A FR2117789B1 (enrdf_load_stackoverflow) | 1970-12-17 | 1970-12-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2117789A1 true FR2117789A1 (enrdf_load_stackoverflow) | 1972-07-28 |
FR2117789B1 FR2117789B1 (enrdf_load_stackoverflow) | 1974-07-12 |
Family
ID=9066008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7045701A Expired FR2117789B1 (enrdf_load_stackoverflow) | 1970-12-17 | 1970-12-17 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2117789B1 (enrdf_load_stackoverflow) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3147173A1 (de) * | 1980-12-05 | 1982-09-09 | Mitsubishi Denki K.K., Tokyo | Vorrichtung zum unterbrechen eines elektrischen energiestroms |
CN118944008A (zh) * | 2024-10-15 | 2024-11-12 | 国网天津市电力公司电力科学研究院 | 辐射电网的继电保护方法、装置、设备及介质 |
-
1970
- 1970-12-17 FR FR7045701A patent/FR2117789B1/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3147173A1 (de) * | 1980-12-05 | 1982-09-09 | Mitsubishi Denki K.K., Tokyo | Vorrichtung zum unterbrechen eines elektrischen energiestroms |
CN118944008A (zh) * | 2024-10-15 | 2024-11-12 | 国网天津市电力公司电力科学研究院 | 辐射电网的继电保护方法、装置、设备及介质 |
Also Published As
Publication number | Publication date |
---|---|
FR2117789B1 (enrdf_load_stackoverflow) | 1974-07-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |