KR102391663B1 - 활선 절연 저항 분석 장치 - Google Patents
활선 절연 저항 분석 장치 Download PDFInfo
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- KR102391663B1 KR102391663B1 KR1020210128972A KR20210128972A KR102391663B1 KR 102391663 B1 KR102391663 B1 KR 102391663B1 KR 1020210128972 A KR1020210128972 A KR 1020210128972A KR 20210128972 A KR20210128972 A KR 20210128972A KR 102391663 B1 KR102391663 B1 KR 102391663B1
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- live wire
- insulation resistance
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- 238000009413 insulation Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/025—Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/48—Meters specially adapted for measuring real or reactive components; Meters specially adapted for measuring apparent energy
- G01R11/50—Meters specially adapted for measuring real or reactive components; Meters specially adapted for measuring apparent energy for measuring real component
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/48—Meters specially adapted for measuring real or reactive components; Meters specially adapted for measuring apparent energy
- G01R11/52—Meters specially adapted for measuring real or reactive components; Meters specially adapted for measuring apparent energy for measuring reactive component
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16528—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values using digital techniques or performing arithmetic operations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/006—Measuring power factor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/06—Arrangements for measuring electric power or power factor by measuring current and voltage
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/08—Measuring resistance by measuring both voltage and current
-
- 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
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Abstract
Description
도 2는 본 발명의 일 실시예에 따른 활선 절연 저항 분석 장치에서의 연산 과정을 설명하는 절차 흐름도이다.
110: 제1 연산부, 120: 제2 연산부,
200: 구동부, 300: 표시부.
Claims (3)
- 활선에 인가된 교류 전압 신호와 상기 활선에 설치된 클램프(10)로부터의 교류 전류 신호에 기초하여 역률(PF)값, 실효치 전압값, 및 유효 전력값(P)을 포함하는 제1 연산값을 생성하는 제1 연산부(110); 및
상기 실효치 전압값, 및 상기 유효 전력값(P)에 기초하여 저항성 누설 전류값을 포함하는 제2 연산값을 생성하는 제2 연산부(120)
를 포함하고,
상기 제2 연산부(120)는, 상기 실효치 전압값, 및 상기 유효 전력값(P)에 기초하여 생성된 상기 저항성 누설 전류값과 상기 실효치 전압값에 기초하여 상기 활선의 절연 저항값을 연산하며,
상기 제1 연산부(110)는, 상기 활선에 인가된 교류 전압 신호와 상기 활선에 설치된 클램프(10)로부터의 교류 전류 신호에 기초하여 유효 전력값(P)과 무효 전력값(Q)을 연산하고, 상기 유효 전력값(P)과 무효 전력값(Q)에 기초하여, 위상차 정보를 이용하지 않고 고조파 전력(H)을 연산하는 것인 활선 절연 저항 분석 장치.
- 제1항에 있어서,
상기 제2 연산부(120)는, 상기 제1 연산부(110)가 생성한 상기 무효 전력값(Q)과 상기 실효치 전압값에 기초하여 용량성 누설전류를 연산하는 것인 활선 절연 저항 분석 장치.
- 삭제
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020210128972A KR102391663B1 (ko) | 2021-09-29 | 2021-09-29 | 활선 절연 저항 분석 장치 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020210128972A KR102391663B1 (ko) | 2021-09-29 | 2021-09-29 | 활선 절연 저항 분석 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR102391663B1 true KR102391663B1 (ko) | 2022-04-28 |
Family
ID=81446730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020210128972A Active KR102391663B1 (ko) | 2021-09-29 | 2021-09-29 | 활선 절연 저항 분석 장치 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR102391663B1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102482708B1 (ko) * | 2022-05-12 | 2022-12-29 | 에이디파워 주식회사 | 안전 기능을 갖는 전력 분석 장비 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006234402A (ja) * | 2005-02-22 | 2006-09-07 | Hioki Ee Corp | 電源ライン測定装置 |
| KR101269131B1 (ko) * | 2012-05-14 | 2013-05-29 | 박양석 | 스마트 멀티채널 전력량계를 이용한 누설전류 검출장치 및 그 방법 |
-
2021
- 2021-09-29 KR KR1020210128972A patent/KR102391663B1/ko active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006234402A (ja) * | 2005-02-22 | 2006-09-07 | Hioki Ee Corp | 電源ライン測定装置 |
| KR101269131B1 (ko) * | 2012-05-14 | 2013-05-29 | 박양석 | 스마트 멀티채널 전력량계를 이용한 누설전류 검출장치 및 그 방법 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102482708B1 (ko) * | 2022-05-12 | 2022-12-29 | 에이디파워 주식회사 | 안전 기능을 갖는 전력 분석 장비 |
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