JPWO2025225014A1 - - Google Patents
Info
- Publication number
- JPWO2025225014A1 JPWO2025225014A1 JP2024565988A JP2024565988A JPWO2025225014A1 JP WO2025225014 A1 JPWO2025225014 A1 JP WO2025225014A1 JP 2024565988 A JP2024565988 A JP 2024565988A JP 2024565988 A JP2024565988 A JP 2024565988A JP WO2025225014 A1 JPWO2025225014 A1 JP WO2025225014A1
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
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- 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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- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Locating Faults (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2024/016554 WO2025225014A1 (ja) | 2024-04-26 | 2024-04-26 | 地絡位置推定装置および地絡位置推定方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP7682407B1 JP7682407B1 (ja) | 2025-05-23 |
| JPWO2025225014A1 true JPWO2025225014A1 (https=) | 2025-10-30 |
| JPWO2025225014A5 JPWO2025225014A5 (ja) | 2026-04-01 |
Family
ID=95745041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024565988A Active JP7682407B1 (ja) | 2024-04-26 | 2024-04-26 | 地絡事故位置推定装置および地絡事故位置推定方法 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7682407B1 (https=) |
| WO (1) | WO2025225014A1 (https=) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09101340A (ja) * | 1995-07-28 | 1997-04-15 | Kansai Electric Power Co Inc:The | 配電系統の間欠地絡位置標定方法と絶縁劣化監視方法 |
| JP4550464B2 (ja) * | 2004-04-07 | 2010-09-22 | 株式会社日立製作所 | 地絡点標定方法および装置 |
| JP5485645B2 (ja) * | 2009-10-09 | 2014-05-07 | 美和電気株式会社 | 地絡事故回線判別方法 |
| CN102288872B (zh) * | 2011-06-30 | 2013-07-31 | 山东省电力学校 | 基于信号注入法的小电流接地系统单相接地故障测距方法 |
| EP2680017A1 (en) * | 2012-06-28 | 2014-01-01 | ABB Technology AG | A method of early detection of feeder lines with a high-ohm ground fault in compensated power networks |
| JP2021156645A (ja) * | 2020-03-25 | 2021-10-07 | 東京電力ホールディングス株式会社 | 情報処理装置および情報処理方法 |
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2024
- 2024-04-26 WO PCT/JP2024/016554 patent/WO2025225014A1/ja active Pending
- 2024-04-26 JP JP2024565988A patent/JP7682407B1/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2025225014A1 (ja) | 2025-10-30 |
| JP7682407B1 (ja) | 2025-05-23 |
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