JPS544342A - Differential relay device - Google Patents

Differential relay device

Info

Publication number
JPS544342A
JPS544342A JP6894077A JP6894077A JPS544342A JP S544342 A JPS544342 A JP S544342A JP 6894077 A JP6894077 A JP 6894077A JP 6894077 A JP6894077 A JP 6894077A JP S544342 A JPS544342 A JP S544342A
Authority
JP
Japan
Prior art keywords
relay device
differential relay
time
current
torubled
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
JP6894077A
Other languages
Japanese (ja)
Other versions
JPS5731380B2 (en
Inventor
Yoshiji Nii
Mitsuru Yamaura
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
Toshiba Corp
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 Toshiba Corp, Tokyo Electric Power Co Inc, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP6894077A priority Critical patent/JPS544342A/en
Publication of JPS544342A publication Critical patent/JPS544342A/en
Publication of JPS5731380B2 publication Critical patent/JPS5731380B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To judge the existence of torubled current currented in the inside of transmission line, by calculating the data at the time when sampled current and voltage in a constant interval is shifted as surge spreading time, with interpolation approximately.
COPYRIGHT: (C)1979,JPO&Japio
JP6894077A 1977-06-13 1977-06-13 Differential relay device Granted JPS544342A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6894077A JPS544342A (en) 1977-06-13 1977-06-13 Differential relay device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6894077A JPS544342A (en) 1977-06-13 1977-06-13 Differential relay device

Publications (2)

Publication Number Publication Date
JPS544342A true JPS544342A (en) 1979-01-13
JPS5731380B2 JPS5731380B2 (en) 1982-07-05

Family

ID=13388158

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6894077A Granted JPS544342A (en) 1977-06-13 1977-06-13 Differential relay device

Country Status (1)

Country Link
JP (1) JPS544342A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5998941A (en) * 1982-11-30 1984-06-07 松下電器産業株式会社 Apparatus for washing toilet bowl
JPS59102027A (en) * 1983-04-07 1984-06-12 松下電器産業株式会社 Apparatus for washing toilet bowl

Also Published As

Publication number Publication date
JPS5731380B2 (en) 1982-07-05

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