CN110718900B - 用于检测混合电力系统中的故障的方法和装置 - Google Patents
用于检测混合电力系统中的故障的方法和装置 Download PDFInfo
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- CN110718900B CN110718900B CN201910967156.XA CN201910967156A CN110718900B CN 110718900 B CN110718900 B CN 110718900B CN 201910967156 A CN201910967156 A CN 201910967156A CN 110718900 B CN110718900 B CN 110718900B
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- voltage source
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- 238000000034 method Methods 0.000 title claims abstract description 67
- 230000000903 blocking effect Effects 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 15
- 238000004891 communication Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 9
- 239000003990 capacitor Substances 0.000 description 3
- 238000004590 computer program Methods 0.000 description 3
- 238000004146 energy storage Methods 0.000 description 3
- 238000009499 grossing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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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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- 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
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
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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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Inverter Devices (AREA)
- Protection Of Static Devices (AREA)
Abstract
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Claims (14)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910967156.XA CN110718900B (zh) | 2019-10-12 | 2019-10-12 | 用于检测混合电力系统中的故障的方法和装置 |
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CN201910967156.XA CN110718900B (zh) | 2019-10-12 | 2019-10-12 | 用于检测混合电力系统中的故障的方法和装置 |
Publications (2)
Publication Number | Publication Date |
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CN110718900A CN110718900A (zh) | 2020-01-21 |
CN110718900B true CN110718900B (zh) | 2023-03-28 |
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CN201910967156.XA Active CN110718900B (zh) | 2019-10-12 | 2019-10-12 | 用于检测混合电力系统中的故障的方法和装置 |
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CN (1) | CN110718900B (zh) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110233472A (zh) * | 2018-03-05 | 2019-09-13 | 南京南瑞继保电气有限公司 | 一种电压源换流器故障保护方法和保护装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9618586B2 (en) * | 2013-02-12 | 2017-04-11 | Abb Schweiz Ag | Method and device for detection of a fault in a protected unit |
CN105391162B (zh) * | 2015-11-25 | 2018-05-25 | 象限空间(天津)科技有限公司 | 无人机不间断供电系统 |
WO2018076329A1 (en) * | 2016-10-31 | 2018-05-03 | Abb Schweiz Ag | Hvdc converter system and control method therefor and hvdc system using the same |
CN106786723A (zh) * | 2017-01-18 | 2017-05-31 | 浙江大学 | 一种具有直流故障自清除能力的混合式直流输电拓扑结构 |
CN107565590B (zh) * | 2017-09-06 | 2020-05-05 | 合肥工业大学 | 适用于风电外送的混合高压直流输电系统 |
CN108418237B (zh) * | 2018-03-05 | 2021-11-12 | 南京南瑞继保电气有限公司 | 一种多端直流输电系统站间通讯故障下控制方法及装置 |
CN108683207B (zh) * | 2018-05-28 | 2021-10-01 | 南京南瑞继保电气有限公司 | 一种混合直流换流器阀组在线投入电路和投入方法及装置 |
CN110224425B (zh) * | 2019-06-11 | 2024-01-16 | 日立能源有限公司 | 混合直流输电系统的控制方法 |
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2019
- 2019-10-12 CN CN201910967156.XA patent/CN110718900B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110233472A (zh) * | 2018-03-05 | 2019-09-13 | 南京南瑞继保电气有限公司 | 一种电压源换流器故障保护方法和保护装置 |
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Effective date of registration: 20210528 Address after: Baden, Switzerland Applicant after: ABB grid Switzerland AG Address before: Ba Deng Applicant before: ABB Switzerland Co.,Ltd. |
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Address after: Swiss Baden Applicant after: Hitachi energy Switzerland AG Address before: Swiss Baden Applicant before: ABB grid Switzerland AG |
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Effective date of registration: 20240103 Address after: Zurich, SUI Patentee after: Hitachi Energy Co.,Ltd. Address before: Swiss Baden Patentee before: Hitachi energy Switzerland AG |