Title:
ELECTRIC POWER SYSTEM SUPERVISORY EQUIPMENT
Document Type and Number:
Japanese Patent JPS5226257
Kind Code:
A
Abstract:
PURPOSE: A supervisory equipment which detects the active and reactive powers of an electric power system as well as resistance and reactance components for a line protection relay device.
Inventors:
TSUKAMOTO JIYUNICHIROU
Application Number:
JP10238575A
Publication Date:
February 26, 1977
Filing Date:
August 22, 1975
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
G01R31/34; G01R21/00; G01R21/133; G01R27/16; H02H3/02; H02H3/40; H02H3/42; (IPC1-7): G01R19/26; G01R21/00; H02H3/02
Domestic Patent References:
| JPS5061644A | 1975-05-27 |