JPS5895926A - 直流多端子送電系統の故障区間判別装置 - Google Patents

直流多端子送電系統の故障区間判別装置

Info

Publication number
JPS5895926A
JPS5895926A JP56194745A JP19474581A JPS5895926A JP S5895926 A JPS5895926 A JP S5895926A JP 56194745 A JP56194745 A JP 56194745A JP 19474581 A JP19474581 A JP 19474581A JP S5895926 A JPS5895926 A JP S5895926A
Authority
JP
Japan
Prior art keywords
transmission line
current
terminal
power 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.)
Granted
Application number
JP56194745A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0158732B2 (enrdf_load_stackoverflow
Inventor
武一 桜井
真瀬 明
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.)
Toshiba Corp
Tokyo Electric Power Co Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
Tokyo Shibaura Electric Co 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 Tokyo Electric Power Co Inc, Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Electric Power Co Inc
Priority to JP56194745A priority Critical patent/JPS5895926A/ja
Publication of JPS5895926A publication Critical patent/JPS5895926A/ja
Publication of JPH0158732B2 publication Critical patent/JPH0158732B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP56194745A 1981-12-03 1981-12-03 直流多端子送電系統の故障区間判別装置 Granted JPS5895926A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56194745A JPS5895926A (ja) 1981-12-03 1981-12-03 直流多端子送電系統の故障区間判別装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56194745A JPS5895926A (ja) 1981-12-03 1981-12-03 直流多端子送電系統の故障区間判別装置

Publications (2)

Publication Number Publication Date
JPS5895926A true JPS5895926A (ja) 1983-06-07
JPH0158732B2 JPH0158732B2 (enrdf_load_stackoverflow) 1989-12-13

Family

ID=16329519

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56194745A Granted JPS5895926A (ja) 1981-12-03 1981-12-03 直流多端子送電系統の故障区間判別装置

Country Status (1)

Country Link
JP (1) JPS5895926A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0158732B2 (enrdf_load_stackoverflow) 1989-12-13

Similar Documents

Publication Publication Date Title
US4879624A (en) Power controller
US4580186A (en) Grounding and ground fault detection circuits
JPS63228914A (ja) 交流電源装置を保護する多極遮断器の固体引外し装置
JPH05501043A (ja) 中性点もしくは接地喪失保護回路
US4812943A (en) Current fault protection system
EP0316204A2 (en) Protective relay
US4811136A (en) Phase controller for processing current and voltage faults
US3838314A (en) Detector for reverse and open phase in a three phase circuit
US4935837A (en) Phase comparison relaying system with single channel communications link
Holt et al. Practical considerations when protecting mutually coupled lines
US3699431A (en) Selector circuit for determining faults in polyphase transmission systems
US5627712A (en) Transformer differential relay
SE469615B (sv) Foerfarande och anordning foer att detektera ett oeverslag mellan ledare i kraftoeverfoeringslinjer med olika spaenningsnivaaer
US3958153A (en) Method and apparatus for fault detection in a three-phase electric network
JPS6030184B2 (ja) 保護継電装置
CA2129826C (en) Method and device for preventing overstabilization of longitudinal differential protection in case of internal fault
JPS5895926A (ja) 直流多端子送電系統の故障区間判別装置
US4317151A (en) Apparatus for fault direction-comparison protection
US4053940A (en) Modified offset keying apparatus for phase comparison relaying
US3986079A (en) Offset keying technique for segregated phase comparison relaying
US4532569A (en) Method and apparatus for detecting improper polarity in a power distribution system
Albrecht et al. Charge comparison protection of transmission lines-communications concepts
JPH04158274A (ja) 高圧配電系統の断線検出装置
US4797775A (en) Symmetrical fault current detector
SU1056342A1 (ru) Устройство дл шунтировани места однофазного замыкани