JPS5316841A - Stepout detection anx protection method for power system - Google Patents
Stepout detection anx protection method for power systemInfo
- Publication number
- JPS5316841A JPS5316841A JP9090876A JP9090876A JPS5316841A JP S5316841 A JPS5316841 A JP S5316841A JP 9090876 A JP9090876 A JP 9090876A JP 9090876 A JP9090876 A JP 9090876A JP S5316841 A JPS5316841 A JP S5316841A
- Authority
- JP
- Japan
- Prior art keywords
- stepout
- anx
- detection
- power system
- protection method
- 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
Links
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
PURPOSE: To perfrom stepout protection by detecting zero point of voltage waveform thereby detecting voltage phase difference and passing a plurality of them through the region in multiple divided phase plane.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9090876A JPS5316841A (en) | 1976-07-30 | 1976-07-30 | Stepout detection anx protection method for power system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9090876A JPS5316841A (en) | 1976-07-30 | 1976-07-30 | Stepout detection anx protection method for power system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5316841A true JPS5316841A (en) | 1978-02-16 |
Family
ID=14011496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9090876A Pending JPS5316841A (en) | 1976-07-30 | 1976-07-30 | Stepout detection anx protection method for power system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5316841A (en) |
-
1976
- 1976-07-30 JP JP9090876A patent/JPS5316841A/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5316840A (en) | Stepout detection and protection method for power system | |
JPS5316841A (en) | Stepout detection anx protection method for power system | |
JPS5255673A (en) | Power consumption detection system | |
JPS53122353A (en) | Drawing in system for frame synchronism | |
JPS5357878A (en) | Peak value detector | |
JPS5310815A (en) | Inverter device | |
JPS5288747A (en) | Protecting system for inverter | |
JPS543223A (en) | Inverter parallel operation system | |
JPS5310841A (en) | Ground-fault detector | |
JPS53111446A (en) | Protective controller for power system | |
JPS5334453A (en) | Phase detector | |
JPS5294179A (en) | Invalid power detection system | |
JPS5297150A (en) | Method of synchronous connection | |
JPS5365923A (en) | Selection for cyclo converter | |
JPS5314320A (en) | Detector of inverter operating condition | |
JPS5295385A (en) | Multiple detecting control system | |
JPS5367473A (en) | Speed detector | |
JPS5340848A (en) | Detecting phase-rotation for three-phased ac voltage | |
JPS5340847A (en) | Reclosing protector for converter | |
JPS5332358A (en) | Detuning protection for electrical power system | |
JPS51133740A (en) | Disconnection detection system | |
JPS52126743A (en) | Detecteing method and device for reactive power | |
JPS5213647A (en) | Field loss detector | |
JPS5290053A (en) | Making instruction system colosure of synchroneous generator | |
JPS52151071A (en) | Maximum value detecting apparatus of 3 phase a.c. electricity quantities |