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JPS5367841A - Digital type earth relay system - Google Patents

Digital type earth relay system

Info

Publication number
JPS5367841A
JPS5367841A JP14231476A JP14231476A JPS5367841A JP S5367841 A JPS5367841 A JP S5367841A JP 14231476 A JP14231476 A JP 14231476A JP 14231476 A JP14231476 A JP 14231476A JP S5367841 A JPS5367841 A JP S5367841A
Authority
JP
Japan
Prior art keywords
relay system
digital type
type earth
earth relay
schemed
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
JP14231476A
Other languages
Japanese (ja)
Inventor
Yoshiji Nii
Takayuki Matsuda
Haruo Nohara
Yoichi Yamazaki
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
Tokyo Electric Power Co Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
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 Tokyo Electric Power Co Inc, Hitachi Ltd filed Critical Tokyo Electric Power Co Inc
Priority to JP14231476A priority Critical patent/JPS5367841A/en
Publication of JPS5367841A publication Critical patent/JPS5367841A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: In the digital type distance relay system fot the earth element among the distance elements of the electric power system, the reduction of the processing time is schemed by selecting the coefficient of zero-phase compensation.
COPYRIGHT: (C)1978,JPO&Japio
JP14231476A 1976-11-29 1976-11-29 Digital type earth relay system Pending JPS5367841A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14231476A JPS5367841A (en) 1976-11-29 1976-11-29 Digital type earth relay system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14231476A JPS5367841A (en) 1976-11-29 1976-11-29 Digital type earth relay system

Publications (1)

Publication Number Publication Date
JPS5367841A true JPS5367841A (en) 1978-06-16

Family

ID=15312464

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14231476A Pending JPS5367841A (en) 1976-11-29 1976-11-29 Digital type earth relay system

Country Status (1)

Country Link
JP (1) JPS5367841A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05147146A (en) * 1991-04-03 1993-06-15 Nitto Boseki Co Ltd Molding sheet material and safety shoe toe core

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05147146A (en) * 1991-04-03 1993-06-15 Nitto Boseki Co Ltd Molding sheet material and safety shoe toe core

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