JPS51141338A - Protecting device of the power system - Google Patents
Protecting device of the power systemInfo
- Publication number
- JPS51141338A JPS51141338A JP50065948A JP6594875A JPS51141338A JP S51141338 A JPS51141338 A JP S51141338A JP 50065948 A JP50065948 A JP 50065948A JP 6594875 A JP6594875 A JP 6594875A JP S51141338 A JPS51141338 A JP S51141338A
- Authority
- JP
- Japan
- Prior art keywords
- power system
- protecting device
- electrical energy
- transformed
- voltage
- 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.)
- Pending
Links
Abstract
PURPOSE: The device samples analogue electrical energy of the system intermittently through voltage and current senser transformed to a digital electrical energy.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50065948A JPS51141338A (en) | 1975-05-30 | 1975-05-30 | Protecting device of the power system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50065948A JPS51141338A (en) | 1975-05-30 | 1975-05-30 | Protecting device of the power system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51141338A true JPS51141338A (en) | 1976-12-06 |
Family
ID=13301694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50065948A Pending JPS51141338A (en) | 1975-05-30 | 1975-05-30 | Protecting device of the power system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51141338A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52147749A (en) * | 1976-06-02 | 1977-12-08 | Tokyo Electric Power Co Inc:The | Set system of digital protection relays |
-
1975
- 1975-05-30 JP JP50065948A patent/JPS51141338A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52147749A (en) * | 1976-06-02 | 1977-12-08 | Tokyo Electric Power Co Inc:The | Set system of digital protection relays |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5210514A (en) | Transformation device | |
JPS51141338A (en) | Protecting device of the power system | |
JPS5221630A (en) | Anti-overcurrent and starting device of dc power transmission system | |
JPS51126150A (en) | Electro-photo sensitive materials | |
JPS51146190A (en) | Diode circuit | |
JPS527075A (en) | Electric dust collector | |
JPS5211968A (en) | Digital power factor measuring apparatus | |
JPS5221641A (en) | Constant-voltage circuit | |
JPS51134844A (en) | Over voltage restricting system of d.c. power transmission system | |
JPS5316843A (en) | Protective relay device | |
JPS51149520A (en) | Electric power source circuit | |
JPS52106428A (en) | Power source equipment | |
JPS527076A (en) | Electric dust collector | |
JPS51118044A (en) | Fault localization device | |
JPS51126484A (en) | Comparison method in single power source | |
JPS5221631A (en) | Non stoppage power source | |
JPS52109212A (en) | Feeder for linear motor | |
JPS5220246A (en) | Protective system for multi-terminal system | |
JPS5340825A (en) | Power source system of high voltage thyristor valve | |
JPS5367846A (en) | Discharge counting apparatus for lightning conductor apparatus | |
JPS5221177A (en) | Removing device of terrestial shellfish | |
JPS5216963A (en) | Teigger circuit | |
JPS51127493A (en) | Wiring duct method of laying the same and electric code used therefor | |
JPS5383049A (en) | Digital protective relay | |
JPS51114613A (en) | Exciting device of generator |