CN104466984B - 一种提高直流换相安全水平的动态无功备用优化方法 - Google Patents
一种提高直流换相安全水平的动态无功备用优化方法 Download PDFInfo
- Publication number
- CN104466984B CN104466984B CN201410766958.1A CN201410766958A CN104466984B CN 104466984 B CN104466984 B CN 104466984B CN 201410766958 A CN201410766958 A CN 201410766958A CN 104466984 B CN104466984 B CN 104466984B
- Authority
- CN
- China
- Prior art keywords
- electromotor
- prime
- node
- voltage
- reactive
- Prior art date
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000005457 optimization Methods 0.000 title claims abstract description 28
- 230000035945 sensitivity Effects 0.000 claims abstract description 37
- 230000008859 change Effects 0.000 claims description 37
- 238000006243 chemical reaction Methods 0.000 claims description 35
- 230000001052 transient effect Effects 0.000 claims description 25
- 230000005611 electricity Effects 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 9
- 239000003990 capacitor Substances 0.000 claims description 8
- 230000002068 genetic effect Effects 0.000 claims description 4
- NAWXUBYGYWOOIX-SFHVURJKSA-N (2s)-2-[[4-[2-(2,4-diaminoquinazolin-6-yl)ethyl]benzoyl]amino]-4-methylidenepentanedioic acid Chemical compound C1=CC2=NC(N)=NC(N)=C2C=C1CCC1=CC=C(C(=O)N[C@@H](CC(=C)C(O)=O)C(O)=O)C=C1 NAWXUBYGYWOOIX-SFHVURJKSA-N 0.000 claims description 3
- 238000012913 prioritisation Methods 0.000 claims description 3
- 238000012163 sequencing technique Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 240000002853 Nelumbo nucifera Species 0.000 claims 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 13
- 239000012141 concentrate Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013178 mathematical model Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000013439 planning Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]
Landscapes
- Control Of Electrical Variables (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410766958.1A CN104466984B (zh) | 2014-12-12 | 2014-12-12 | 一种提高直流换相安全水平的动态无功备用优化方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410766958.1A CN104466984B (zh) | 2014-12-12 | 2014-12-12 | 一种提高直流换相安全水平的动态无功备用优化方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104466984A CN104466984A (zh) | 2015-03-25 |
CN104466984B true CN104466984B (zh) | 2017-02-22 |
Family
ID=52912577
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410766958.1A Active CN104466984B (zh) | 2014-12-12 | 2014-12-12 | 一种提高直流换相安全水平的动态无功备用优化方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104466984B (zh) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105375535B (zh) * | 2015-11-26 | 2018-09-14 | 国网青海省电力公司电力科学研究院 | 一种计及多风电场随机功率输出的有功调度系统设计方法 |
CN105958504B (zh) * | 2016-05-04 | 2018-06-19 | 国网江苏省电力公司电力科学研究院 | 一种减少换相失败的统一潮流控制器无功补偿方法 |
CN107069793A (zh) * | 2017-01-25 | 2017-08-18 | 中国电力科学研究院 | 一种降低分层接入直流换相失败风险的方法及系统 |
CN106960262B (zh) * | 2017-03-29 | 2022-09-02 | 中国电力科学研究院有限公司 | 特高压直流线路预想故障有功备用容量评估方法和装置 |
CN109659964B (zh) * | 2017-10-12 | 2023-09-22 | 中国电力科学研究院 | 一种预防直流闭锁的方法及装置 |
CN107994619B (zh) * | 2017-11-27 | 2023-05-23 | 中国电力科学研究院有限公司 | 一种多馈入直流输电系统开机方式优化方法和系统 |
CN109378827A (zh) * | 2018-10-26 | 2019-02-22 | 南方电网科学研究院有限责任公司 | 配置逆变站动态无功补偿容量的方法及系统 |
CN109672229B (zh) * | 2019-01-23 | 2020-07-14 | 东南大学 | 一种多直流馈入系统发电机动态无功备用优化方法 |
CN110008532B (zh) * | 2019-03-18 | 2020-10-30 | 华中科技大学 | 一种三相不平衡换相的换相时机确定方法及换相系统 |
CN110380434B (zh) * | 2019-07-03 | 2020-10-27 | 青岛鼎信通讯股份有限公司 | 一种基于换相开关的三相不平衡自动调节算法 |
CN110836696A (zh) * | 2019-12-04 | 2020-02-25 | 江苏方天电力技术有限公司 | 适于调相机系统的远程故障预测方法和系统 |
CN111030196B (zh) * | 2019-12-17 | 2020-12-11 | 清华大学 | 一种基于动态灵敏度的受端电网动态无功储备优化方法 |
CN111342472B (zh) * | 2020-02-26 | 2021-09-28 | 国电南瑞科技股份有限公司 | 用于抑制直流连续换相失败的svc优化控制方法和装置 |
CN112152227B (zh) * | 2020-09-01 | 2022-03-11 | 国网湖北省电力有限公司电力科学研究院 | 一种考虑调相机影响的直流闭锁送端电网过电压阶段计算方法及装置 |
CN112600219A (zh) * | 2020-12-31 | 2021-04-02 | 国网河南省电力公司南阳供电公司 | 一种交直流电网动态无功备用优化方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003222035A (ja) * | 2002-01-29 | 2003-08-08 | Hitachi Unisia Automotive Ltd | 可変バルブタイミング機構の診断装置 |
CA2569764A1 (en) * | 2005-12-01 | 2007-06-01 | Bing Li | Method, system and apparatus for optical phase modulation based on frequency shift |
CN103311946B (zh) * | 2013-06-08 | 2015-01-21 | 国家电网公司 | 一种直流输电控制系统定熄弧面积控制方法 |
CN103701140B (zh) * | 2014-01-06 | 2015-09-23 | 国家电网公司 | 提高交直流电网暂态电压稳定的动态无功备用优化方法 |
CN103887810B (zh) * | 2014-03-12 | 2016-08-24 | 国家电网公司 | 基于短路比动态跟踪的直流系统持续换相失败判断方法 |
-
2014
- 2014-12-12 CN CN201410766958.1A patent/CN104466984B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN104466984A (zh) | 2015-03-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104466984B (zh) | 一种提高直流换相安全水平的动态无功备用优化方法 | |
CN103701140B (zh) | 提高交直流电网暂态电压稳定的动态无功备用优化方法 | |
CN109038658B (zh) | 远海风电柔性直流送出系统及陆上交流单相接地故障穿越方法 | |
CN103887810B (zh) | 基于短路比动态跟踪的直流系统持续换相失败判断方法 | |
CN105406500B (zh) | Mmc‑hvdc系统直流侧单极接地故障的非对称运行控制方法 | |
CN107134799A (zh) | 一种基于短路比的特高压电网换流器无功配置方法 | |
CN104362642B (zh) | 提高交直流电网中长期电压稳定的动态无功备用优化方法 | |
CN108808718A (zh) | 交流故障时高压直流输电系统直流电流运行范围确定方法 | |
CN103558481A (zh) | 同塔并架多回直流线路耦合作用引发换相失败的判别方法 | |
CN105958504A (zh) | 一种减少换相失败的统一潮流控制器无功补偿方法 | |
CN107576886A (zh) | 含逆变型分布式电源小电阻接地系统的接地故障分析方法 | |
CN105743113A (zh) | 一种多馈入直流输电系统谐波不稳定的判定方法 | |
CN109038641A (zh) | 高压直流输电系统快速提升功率能力的计算方法及系统 | |
CN110336327A (zh) | 考虑分布式光伏低电压穿越的配电网短路电流获取方法 | |
CN108120878A (zh) | 一种复杂配电网综合优化装置的直流电阻选取方法及系统 | |
CN112165114A (zh) | 考虑换相失败的交直流混联系统暂态稳定分析方法 | |
CN107069793A (zh) | 一种降低分层接入直流换相失败风险的方法及系统 | |
Liu et al. | Transient voltage stability analysis and improvement of a network with different HVDC systems | |
CN106712030A (zh) | 基于wams动态跟踪的直流受端交流系统电压稳定判别方法 | |
CN107104463B (zh) | 换流站在黑启动过程中考虑无功的有功投入量优化方法 | |
CN107196307B (zh) | 一种变压器故障后电网有功潮流快速估算的方法 | |
CN109633361A (zh) | 中压直流发电机出口短路故障稳态电流检测方法 | |
CN106533238A (zh) | 一种基于电压补偿的船舶电气系统并网逆变器的控制方法 | |
CN106786564A (zh) | 一种基于动态跟踪的直流受端交流系统电压薄弱区域评估方法 | |
CN106340906A (zh) | 基于改进遗传算法的交直流系统低压减载优化方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: CHINA ELECTRIC POWER RESEARCH INSTITUTE NORTH CHIN Free format text: FORMER OWNER: CHINA ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20150604 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20150604 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: China Electric Power Research Institute Applicant after: North China Grid Co., Ltd. Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: China Electric Power Research Institute |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |