KR20050080153A - 한류리액터 단선 감시방법 - Google Patents
한류리액터 단선 감시방법 Download PDFInfo
- Publication number
- KR20050080153A KR20050080153A KR1020050065089A KR20050065089A KR20050080153A KR 20050080153 A KR20050080153 A KR 20050080153A KR 1020050065089 A KR1020050065089 A KR 1020050065089A KR 20050065089 A KR20050065089 A KR 20050065089A KR 20050080153 A KR20050080153 A KR 20050080153A
- Authority
- KR
- South Korea
- Prior art keywords
- ngr
- disconnection
- power line
- line communication
- voltage
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
- H02H3/046—Signalling the blowing of a fuse
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/08—Limitation or suppression of earth fault currents, e.g. Petersen coil
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5462—Systems for power line communications
- H04B2203/5483—Systems for power line communications using coupling circuits
- H04B2203/5487—Systems for power line communications using coupling circuits cables
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
Description
Claims (1)
- 중성점 다중접지 배전선로(22.9㎸-Y)를 공급하는 변전소의 주변압기 2차측 중성선로에 설치된 고장전류 제한장치(=한류리액터)의 단선유무를 감시하는 방법에 있어서, 한류리액터의 양단자(兩端子)에 전력선통신모뎀을 접속하고, 한류리액터의 내부권선을 통한 전력선통신을 할 수 있도록 구성하여 상시 전력선통신을 할 수 있게 함으로써, 전력선통신이 단절되는 경우를 한류리액터의 단선으로 판정하여 경보를 송출할 수 있게 하는 것을 특징으로 하는 한류리액터의 단선 감시방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050065089A KR100691612B1 (ko) | 2005-07-19 | 2005-07-19 | 한류리액터 단선 감시시스템 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050065089A KR100691612B1 (ko) | 2005-07-19 | 2005-07-19 | 한류리액터 단선 감시시스템 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR20-2005-0021209U Division KR200398633Y1 (ko) | 2005-07-21 | 2005-07-21 | 한류리액터 단선 감시장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050080153A true KR20050080153A (ko) | 2005-08-11 |
KR100691612B1 KR100691612B1 (ko) | 2007-03-09 |
Family
ID=37266991
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050065089A KR100691612B1 (ko) | 2005-07-19 | 2005-07-19 | 한류리액터 단선 감시시스템 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100691612B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108872653A (zh) * | 2018-08-10 | 2018-11-23 | 国网吉林省电力有限公司电力科学研究院 | 干式空心并联电抗器组保护取样电路及其应用和保护方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100491889B1 (ko) * | 2002-07-26 | 2005-05-27 | 주식회사 거명하이텍 | 안전전압을 이용한 가로등 단선검지 및 구동시스템 |
KR100506009B1 (ko) * | 2003-04-16 | 2005-08-04 | 주식회사 소디프 이앤티 | 배전 자동화 시스템 |
KR20050002945A (ko) * | 2003-06-27 | 2005-01-10 | 대양전기공업 주식회사 | 전력선 통신을 이용한 가로등 선로 누전 지점 확인 방법및 그 장치 |
KR100518252B1 (ko) * | 2003-12-31 | 2005-09-30 | 주식회사 우림데이시스 | 전력선통신을 이용한 비접지 배전선로의 고장구간 인지시스템 및 방법 |
-
2005
- 2005-07-19 KR KR1020050065089A patent/KR100691612B1/ko active IP Right Grant
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108872653A (zh) * | 2018-08-10 | 2018-11-23 | 国网吉林省电力有限公司电力科学研究院 | 干式空心并联电抗器组保护取样电路及其应用和保护方法 |
Also Published As
Publication number | Publication date |
---|---|
KR100691612B1 (ko) | 2007-03-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101563824B (zh) | 用于确定已断开电力设施的阻抗的系统和方法 | |
US10522998B2 (en) | Method for detecting an open-phase condition of a transformer | |
US8717721B2 (en) | High impedance fault isolation system | |
AU2007324283C1 (en) | Power supply monitoring system | |
KR101440492B1 (ko) | 전기화재 예방 및 과부하 차단기능을 구비한 수배전반 | |
US11585865B2 (en) | Transformer fault detection system | |
KR102104835B1 (ko) | 원격감시용 ct 2차 개방 방지시스템을 구비한 29kv gis | |
CN108649532A (zh) | 一种注入式变压器线路缺相保护方法及装置 | |
RU2356151C1 (ru) | СПОСОБ АВТОМАТИЧЕСКОГО КОНТРОЛЯ ПАРАМЕТРОВ НУЛЕВОГО ПРОВОДА ВОЗДУШНЫХ ЛИНИЙ 0,4 кВ | |
CN102280864A (zh) | 配网系统保护装置故障后带电处理方法及便携式保护装置 | |
US20150077122A1 (en) | Safety device and method for an electric installation | |
CN210129032U (zh) | 一种在线监测电流互感器故障的装置 | |
KR200398633Y1 (ko) | 한류리액터 단선 감시장치 | |
KR100691612B1 (ko) | 한류리액터 단선 감시시스템 | |
KR20210042598A (ko) | 전력선 모니터링 시스템 및 방법 | |
RU2293342C2 (ru) | СПОСОБ ОПРЕДЕЛЕНИЯ МЕСТА И РАССТОЯНИЯ ДО МЕСТА ОДНОФАЗНОГО ЗАМЫКАНИЯ НА ЗЕМЛЮ В ЭЛЕКТРИЧЕСКИХ СЕТЯХ 6-35 кВ С ИЗОЛИРОВАННОЙ ИЛИ КОМПЕНСИРОВАННОЙ НЕЙТРАЛЬЮ | |
CN105529685A (zh) | 一种变频负荷用tt接地制低压系统在漏电故障下的临时it接地制切换方法 | |
KR101442178B1 (ko) | 고장진단 기능 수배전반 시스템 | |
KR100532925B1 (ko) | 배전자동화기반의 비접지계 지락고장구간 검출방법 | |
JP2004125688A (ja) | 励磁突入電流を用いた差動継電器の現地試験方法 | |
EP1134865B1 (en) | Detecting wire break in electrical network | |
Desai | Hardware Implementation of Monitoring, Control and Protection of Transformer Using IoT Based Scheme | |
KR200218514Y1 (ko) | 154케이브이 개스절연 개폐장치(지아이에스)의 변전소전위변성기 철공진 방지장치 | |
RU2450401C1 (ru) | УСТРОЙСТВО СЕЛЕКТИВНОЙ СИГНАЛИЗАЦИИ СНИЖЕНИЯ СОПРОТИВЛЕНИЯ ИЗОЛЯЦИИ ЭЛЕКТРИЧЕСКОЙ КАБЕЛЬНОЙ СЕТИ С ИЗОЛИРОВАННОЙ НЕЙТРАЛЬЮ 0,4 кВ ОТВЕТСТВЕННЫХ ПОТРЕБИТЕЛЕЙ | |
CN116599076A (zh) | 连续无功补偿装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130207 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20140227 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20150227 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20160205 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20170210 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20180207 Year of fee payment: 12 |