JPS5330756A - Protection system for dc transmission line - Google Patents
Protection system for dc transmission lineInfo
- Publication number
- JPS5330756A JPS5330756A JP10486276A JP10486276A JPS5330756A JP S5330756 A JPS5330756 A JP S5330756A JP 10486276 A JP10486276 A JP 10486276A JP 10486276 A JP10486276 A JP 10486276A JP S5330756 A JPS5330756 A JP S5330756A
- Authority
- JP
- Japan
- Prior art keywords
- transmission line
- protection system
- return circuit
- circuit transmission
- fault
- 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: To detect a fault in the return circuit transmission line without a relation to a presence of DC current of DC linkage system flowing in the return circuit transmission line.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10486276A JPS5330756A (en) | 1976-09-03 | 1976-09-03 | Protection system for dc transmission line |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10486276A JPS5330756A (en) | 1976-09-03 | 1976-09-03 | Protection system for dc transmission line |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5330756A true JPS5330756A (en) | 1978-03-23 |
Family
ID=14392049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10486276A Pending JPS5330756A (en) | 1976-09-03 | 1976-09-03 | Protection system for dc transmission line |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5330756A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57148516A (en) * | 1981-03-10 | 1982-09-13 | Mitsubishi Electric Corp | Dc transmission system malfunction detector |
-
1976
- 1976-09-03 JP JP10486276A patent/JPS5330756A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57148516A (en) * | 1981-03-10 | 1982-09-13 | Mitsubishi Electric Corp | Dc transmission system malfunction detector |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5330756A (en) | Protection system for dc transmission line | |
JPS52141254A (en) | Concentrated system for indicating abnormal of automatic equipments group | |
JPS5212444A (en) | Single phase three wire circuit breaker | |
JPS52156345A (en) | Protecting dc power transmission line | |
JPS51134850A (en) | D.c. earth protective relay | |
JPS5310841A (en) | Ground-fault detector | |
JPS53104832A (en) | Protective equipment for dc motor | |
JPS5319541A (en) | Tidal flow controller in system | |
JPS51121154A (en) | Disconnection detection system for d-c transmission line | |
JPS5441442A (en) | Protective relay | |
JPS52154059A (en) | Protective device for dc motor | |
JPS52140842A (en) | Defectiveness detecting system for differential protection relay system | |
JPS5298953A (en) | Interrupter for wiring | |
JPS51142656A (en) | Dc circuit ground fault detecting system | |
JPS5441643A (en) | M/n inspection circuit system | |
JPS5353748A (en) | Protective relays | |
JPS5288909A (en) | Chopper control system | |
JPS51133740A (en) | Disconnection detection system | |
JPS52143461A (en) | Protective relay device | |
JPS5237758A (en) | Phase discrimination circuit | |
JPS5313150A (en) | Grounding device | |
JPS5330751A (en) | Fault detector for dc transmission line | |
JPS5420337A (en) | Semiconductor rectifier | |
JPS5365067A (en) | Flat type semiconductor stack unit | |
JPS52101446A (en) | Earth protective device |