JPH0449068B2 - - Google Patents

Info

Publication number
JPH0449068B2
JPH0449068B2 JP57074856A JP7485682A JPH0449068B2 JP H0449068 B2 JPH0449068 B2 JP H0449068B2 JP 57074856 A JP57074856 A JP 57074856A JP 7485682 A JP7485682 A JP 7485682A JP H0449068 B2 JPH0449068 B2 JP H0449068B2
Authority
JP
Japan
Prior art keywords
optical signal
lightning
power transmission
tower
signal generator
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.)
Expired - Lifetime
Application number
JP57074856A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58198769A (ja
Inventor
Iwao Nakajima
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.)
Furukawa Electric Co Ltd
Original Assignee
Furukawa 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 Furukawa Electric Co Ltd filed Critical Furukawa Electric Co Ltd
Priority to JP57074856A priority Critical patent/JPS58198769A/ja
Publication of JPS58198769A publication Critical patent/JPS58198769A/ja
Publication of JPH0449068B2 publication Critical patent/JPH0449068B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/22—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-emitting devices, e.g. LED, optocouplers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Locating Faults (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
JP57074856A 1982-05-04 1982-05-04 送電鉄塔における落雷検知方法 Granted JPS58198769A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57074856A JPS58198769A (ja) 1982-05-04 1982-05-04 送電鉄塔における落雷検知方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57074856A JPS58198769A (ja) 1982-05-04 1982-05-04 送電鉄塔における落雷検知方法

Publications (2)

Publication Number Publication Date
JPS58198769A JPS58198769A (ja) 1983-11-18
JPH0449068B2 true JPH0449068B2 (ko) 1992-08-10

Family

ID=13559371

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57074856A Granted JPS58198769A (ja) 1982-05-04 1982-05-04 送電鉄塔における落雷検知方法

Country Status (1)

Country Link
JP (1) JPS58198769A (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0762689B2 (ja) * 1985-10-31 1995-07-05 昭和電線電纜株式会社 ケ−ブル事故区間標定方法
JPH04101239U (ja) * 1991-02-20 1992-09-01 四国電力株式会社 閃絡表示器
JPH071976B2 (ja) * 1991-02-20 1995-01-11 四国電力株式会社 閃絡表示器

Also Published As

Publication number Publication date
JPS58198769A (ja) 1983-11-18

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