JPWO2025022562A1 - - Google Patents
Info
- Publication number
- JPWO2025022562A1 JPWO2025022562A1 JP2025535456A JP2025535456A JPWO2025022562A1 JP WO2025022562 A1 JPWO2025022562 A1 JP WO2025022562A1 JP 2025535456 A JP2025535456 A JP 2025535456A JP 2025535456 A JP2025535456 A JP 2025535456A JP WO2025022562 A1 JPWO2025022562 A1 JP WO2025022562A1
- 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.)
- Pending
Links
Classifications
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- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
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- 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
- H02H3/08—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 responsive to excess current
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- 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
- H02H3/16—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 responsive to fault current to earth, frame or mass
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- 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
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
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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
- Y04S10/20—Systems supporting electrical power generation, transmission or distribution using protection elements, arrangements or systems
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2023/027162 WO2025022562A1 (ja) | 2023-07-25 | 2023-07-25 | 電力系統保護システム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2025022562A1 true JPWO2025022562A1 (https=) | 2025-01-30 |
| JPWO2025022562A5 JPWO2025022562A5 (https=) | 2026-01-09 |
Family
ID=94374238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025535456A Pending JPWO2025022562A1 (https=) | 2023-07-25 | 2023-07-25 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPWO2025022562A1 (https=) |
| KR (1) | KR20260023038A (https=) |
| CN (1) | CN121548927A (https=) |
| TW (1) | TWI905733B (https=) |
| WO (1) | WO2025022562A1 (https=) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06276672A (ja) * | 1993-03-17 | 1994-09-30 | Fuji Electric Co Ltd | 系統地絡検出・分離方法 |
| DE4309794A1 (de) | 1993-03-25 | 1994-09-29 | Siemens Ag | Anordnung zur Freischaltung von Abzweigen eines Niederspannungs-Leitungsnetzes im Kurzschlußfall |
| JP2001095151A (ja) * | 1998-04-10 | 2001-04-06 | Kyushu Electric Power Co Inc | 事故電流を抑制可能な直接接地システム |
| EP3301771B1 (en) * | 2016-09-30 | 2021-11-10 | ABB Schweiz AG | Fault current handling in an electrical plant |
| JP7347952B2 (ja) * | 2019-03-28 | 2023-09-20 | 東京電力ホールディングス株式会社 | 保護装置 |
| EP4138245A4 (en) * | 2020-04-16 | 2023-06-07 | Mitsubishi Electric Corporation | POWER SUPPLY SYSTEM FOR MOVING BODY |
| CN113949044B (zh) * | 2021-02-02 | 2024-02-13 | 保定钰鑫电气科技有限公司 | 一种三相非有效接地供电系统 |
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2023
- 2023-07-25 KR KR1020267001096A patent/KR20260023038A/ko active Pending
- 2023-07-25 JP JP2025535456A patent/JPWO2025022562A1/ja active Pending
- 2023-07-25 WO PCT/JP2023/027162 patent/WO2025022562A1/ja active Pending
- 2023-07-25 CN CN202380100428.0A patent/CN121548927A/zh active Pending
-
2024
- 2024-04-29 TW TW113115963A patent/TWI905733B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| TWI905733B (zh) | 2025-11-21 |
| WO2025022562A1 (ja) | 2025-01-30 |
| CN121548927A (zh) | 2026-02-17 |
| KR20260023038A (ko) | 2026-02-20 |
| TW202505835A (zh) | 2025-02-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20251002 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20251002 |