KR100659236B1 - 고압 전력선용 변류기 - Google Patents
고압 전력선용 변류기 Download PDFInfo
- Publication number
- KR100659236B1 KR100659236B1 KR1020050087129A KR20050087129A KR100659236B1 KR 100659236 B1 KR100659236 B1 KR 100659236B1 KR 1020050087129 A KR1020050087129 A KR 1020050087129A KR 20050087129 A KR20050087129 A KR 20050087129A KR 100659236 B1 KR100659236 B1 KR 100659236B1
- Authority
- KR
- South Korea
- Prior art keywords
- current transformer
- current
- coil
- high voltage
- voltage power
- Prior art date
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
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- 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
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
-
- 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
- G01R31/08—Locating faults in cables, transmission lines, or networks
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/28—Current transformers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transformers For Measuring Instruments (AREA)
Abstract
Description
Claims (1)
- 고압 전력선(10)에 설치되어 흐르는 고전압을 그에 비례하는 저전압으로 변환하여 출력하는 고압 전력선용 변류기를상기 고압 전력선(10)에 근접하여 설치되며 전류 변류용 환형의 코어(21) 및 코일(22)과 상기 코일(22)과 연결되어 검출 전류를 출력하기 위한 전류 검출용 코일(23)로 이루어진 1차 변류기(100)와;상기 1차 변류기(100)의 선로에 유도된 고 전압을 차단하기 위해서 상기 1차 변류기(100)와 일정 거리 이격된 위치에 설치되는 2차 변류기(200)와;상기 1차 변류기(100)와 2차 변류기(200)를 절연물인 에폭시로 몰딩하여 상기 1차 변류기(100)와 2차 변류기(200)를 일체화시키는 몰딩부(40);를 포함하여 구성함에 있어서,상기 2차 변류기(200)를 개방형 코어(31)와, 그 개방형 코어(31)에 감겨지고 상기 전류 검출용 코일(23)과 일단이 접속되는 코일(32)과, 상기 코일(32)에 접속되어 검출 전류를 외부로 출력하기 위한 검출전류 출력라인(33)으로 구성하여 된 것을 특징으로 하는 고압 전력선용 변류기.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050087129A KR100659236B1 (ko) | 2005-09-16 | 2005-09-16 | 고압 전력선용 변류기 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050087129A KR100659236B1 (ko) | 2005-09-16 | 2005-09-16 | 고압 전력선용 변류기 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100659236B1 true KR100659236B1 (ko) | 2006-12-20 |
Family
ID=37814850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050087129A KR100659236B1 (ko) | 2005-09-16 | 2005-09-16 | 고압 전력선용 변류기 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100659236B1 (ko) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0831672A (ja) * | 1994-07-20 | 1996-02-02 | Toshiba Corp | 変流器 |
JP2001033490A (ja) | 1999-07-23 | 2001-02-09 | Matsushita Electric Ind Co Ltd | 光変流器 |
JP2003282341A (ja) | 2002-03-25 | 2003-10-03 | Ngk Insulators Ltd | 零相電流検出器 |
JP2003344475A (ja) | 2002-05-28 | 2003-12-03 | Matsushita Electric Works Ltd | 地絡検出装置 |
-
2005
- 2005-09-16 KR KR1020050087129A patent/KR100659236B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0831672A (ja) * | 1994-07-20 | 1996-02-02 | Toshiba Corp | 変流器 |
JP2001033490A (ja) | 1999-07-23 | 2001-02-09 | Matsushita Electric Ind Co Ltd | 光変流器 |
JP2003282341A (ja) | 2002-03-25 | 2003-10-03 | Ngk Insulators Ltd | 零相電流検出器 |
JP2003344475A (ja) | 2002-05-28 | 2003-12-03 | Matsushita Electric Works Ltd | 地絡検出装置 |
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