CN109416379B - 确定电力网多个测量节点之间互感电压灵敏度系数的方法 - Google Patents
确定电力网多个测量节点之间互感电压灵敏度系数的方法 Download PDFInfo
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- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
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- H02H3/382—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 both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage
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- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
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Abstract
Description
功率 | Uin | Uout | 联接 | Ucc | X/R |
250kVA | 20kV | 230/400V | DYn11 | 4.1% | 2.628 |
线缆型号 | 长度 | R/X[Ohm/km] | C[μF/km] | |
L1 | 1kV 4x 240mm2 AL | 219m | 0.096;0.072 | 0.77 |
L2 | 1kV 4x 150mm2 AL | 145m | 0.2633;0.078 | 0.73 |
PV发电机 | 逆变器的数量 | 电压[kV] | 额定功率[kVA] |
G1 | 12 3相逆变器 | 0.4 | 196 |
G2 | 3 3相逆变器 | 0.4 | 30 |
柴油发电机 | 电压[kV] | 同步电抗[Ω] | 额定功率[kVA] |
G3 | 0.4 | 3.2 | 50 |
型号(工艺) | 充电率 | 能量[kWh] |
钛酸锂 | 1.67 | 60 |
Claims (23)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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EP16166721 | 2016-04-22 | ||
EP16166721.7 | 2016-04-22 | ||
PCT/IB2017/052116 WO2017182918A1 (en) | 2016-04-22 | 2017-04-12 | Method of determining mutual voltage sensitivity coefficients between a plurality of measuring nodes of an electric power network |
Publications (2)
Publication Number | Publication Date |
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CN109416379A CN109416379A (zh) | 2019-03-01 |
CN109416379B true CN109416379B (zh) | 2021-01-29 |
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US (1) | US11346868B2 (zh) |
EP (1) | EP3446133B1 (zh) |
JP (1) | JP7021185B2 (zh) |
CN (1) | CN109416379B (zh) |
WO (1) | WO2017182918A1 (zh) |
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US11205901B2 (en) * | 2017-09-12 | 2021-12-21 | Depsys Sa | Method for estimating the topology of an electric power network using metering data |
US11070060B2 (en) * | 2018-04-20 | 2021-07-20 | Eaton Intelligent Power Limited | Predictive grid control system and method based on sensitivity of variance with respect to electric power prediction |
EP3709031B1 (en) | 2019-03-13 | 2021-12-15 | DEPsys SA | Method for determining sensitivity coefficients of an electric power network using metering data |
JP7174677B2 (ja) * | 2019-07-26 | 2022-11-17 | 株式会社日立製作所 | 電力系統安定化システム、および電力系統安定化方法 |
US11404907B2 (en) * | 2019-11-25 | 2022-08-02 | Hitachi Energy Switzerland Ag | Distributed voltage control for power networks |
US11196256B2 (en) * | 2019-11-27 | 2021-12-07 | Mitsubishi Electric Research Laboratories, Inc. | Methods and systems for a holistic framework for parameter coordination of interconnected microgrid systems against disasters |
CN112327047B (zh) * | 2019-12-05 | 2022-11-15 | 国网辽宁省电力有限公司锦州供电公司 | 在变电站内实现功率同断面数据测量的方法 |
CN111239480B (zh) * | 2020-02-11 | 2022-05-06 | 国网江西省电力有限公司电力科学研究院 | 一种Dyn11低压配电网理论线损计算方法及系统 |
US11063472B1 (en) * | 2020-03-03 | 2021-07-13 | Topolonet Corporation | Topology identification and state estimation of power grids |
CN111864741B (zh) * | 2020-07-27 | 2022-09-30 | 国网安徽省电力有限公司电力科学研究院 | 一种线路参数误差对功率分布影响的定量分析方法及系统 |
CN111999656B (zh) * | 2020-08-28 | 2023-05-12 | 广州小鹏汽车科技有限公司 | 车辆电池内短路的检测方法、检测装置和电子设备 |
CN112285467B (zh) * | 2020-10-19 | 2023-03-03 | 北京前景无忧电子科技股份有限公司 | 一种低压台区供电拓扑自动识别的方法 |
CN112600191B (zh) * | 2020-10-29 | 2023-08-04 | 河北工业大学 | 基于非线性回归的低压配电网参数和拓扑联合辨识方法 |
CN112421645B (zh) * | 2020-11-12 | 2022-10-18 | 南方电网科学研究院有限责任公司 | 一种二级电压控制的先导节点选取方法 |
CN113241770B (zh) * | 2021-05-19 | 2022-09-13 | 国家电网有限公司 | 10kV配电网系统用电压调节装置、安装方法及电压控制方法 |
EP4096047A1 (de) * | 2021-05-27 | 2022-11-30 | Siemens Energy Global GmbH & Co. KG | Elektrische einrichtung sowie verfahren zum betreiben der elektrischen einrichtung |
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