JPS5330756A - Protection system for dc transmission line - Google Patents

Protection system for dc transmission line

Info

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
Application number
JP10486276A
Other languages
Japanese (ja)
Inventor
Shoichi Sugawara
Atsumi Watabe
Noritoshi Fujii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10486276A priority Critical patent/JPS5330756A/en
Publication of JPS5330756A publication Critical patent/JPS5330756A/en
Pending legal-status Critical Current

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
JP10486276A 1976-09-03 1976-09-03 Protection system for dc transmission line Pending JPS5330756A (en)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57148516A (en) * 1981-03-10 1982-09-13 Mitsubishi Electric Corp Dc transmission system malfunction detector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57148516A (en) * 1981-03-10 1982-09-13 Mitsubishi Electric Corp Dc transmission system malfunction detector

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