光伏发电接入柔直互联区域调频策略

被引：23

作者：

杜永安 ^{[1
]}

杜丽艳 ^{[2
]}

徐岩 ^{[3
]}

机构：

[1] 中国电建集团吉林省电力勘测设计院有限公司

[2] 国网冀北电力有限公司

[3] 华北电力大学电力工程系

来源：

电力系统保护与控制 | 2021年 / 49卷 / 06期

关键词：

光伏发电; 频率调节; 虚拟惯量控制; 柔性直流输电;

D O I：

暂无

中图分类号：

TM615 [太阳能发电];

学科分类号：

080811 [新能源发电与电能存储];

摘要：

针对大规模光伏发电接入柔直互联区域带来受端电网调频能力不足的问题,采用人工耦合受端电网频率的同时,设计光伏发电虚拟惯量控制策略,实现了光伏发电主动参与受端电网的频率调节。其次,建立了含光伏发电、柔性直流输电的电力系统频率响应模型,分析不同控制参数对受端电网频率动态特性的影响及其变化规律。再次,分析不同控制参数对系统小干扰稳定性的影响。在EMTDC/PSCAD中建立了系统仿真模型,验证了控制策略的可行性以及对频率动态特性的改善作用。

引用

页码：1 / 9

页数：9

共 26 条

[1]

A modified lumped parameter model of distribution transformer winding.[J].Ding Qingqing;Yao Yao;Wang Bingqian;Fu Jingwei;Zhang Wei;Zeng Chao;Li Xiaoping;Valtchev Stanimir.Global Energy Interconnection.2020, 2

[2]

Distributed energy storage node controller and control strategy based on energy storage cloud platform architecture.[J].Yan Tao;Liu Jialiang;Niu Qianqian;Chen Jizhong;Xu Shaohua;Niu Meng;Lin Jerry Y.S..Global Energy Interconnection.2020, 2

[3]

Small-Signal Modeling and Analysis of Virtual Inertia-Based PV Systems [J].

Khazaei, Javad ;

Tu, Zhenghong ;

Liu, Wenxin .

IEEE TRANSACTIONS ON ENERGY CONVERSION, 2020, 35 (02) :1129-1138

[4]

Frequency support from photovoltaic power plants using offline maximum power point tracking and variable droop control [J].

Jibji-Bukar, Fyali ;

Anaya-Lara, Olimpo .

IET RENEWABLE POWER GENERATION, 2019, 13 (13) :2278-2286

[5]

Coordinated Control Strategies for Offshore Wind Farm Integration via VSC-HVDC for System Frequency Support [J].

Li, Yujun ;

Xu, Zhao ;

Ostergaard, Jacob ;

Hill, David J. .

IEEE TRANSACTIONS ON ENERGY CONVERSION, 2017, 32 (03) :843-856

[6]

Enhanced utility-scale photovoltaic units with frequency support functions and dynamic grid support for transmission systems [J].

Hernandez, Jesus C. ;

Bueno, Pedro G. ;

Sanchez-Sutil, Francisco .

IET RENEWABLE POWER GENERATION, 2017, 11 (03) :361-372

[7]

On the Provision of Frequency Regulation in Low Inertia AC Grids Using HVDC Systems [J].

Castro, Luis M. ;

Acha, Enrique .

IEEE TRANSACTIONS ON SMART GRID, 2016, 7 (06) :2680-2690

[8]

A generic model of two-stage grid-connected PV systems with primary frequency response and inertia emulation.[J].Sotirios I. Nanou;Apostolos G. Papakonstantinou;Stavros A. Papathanassiou.Electric Power Systems Research.2015,

[9]

Contribution of VSC-HVDC to Frequency Regulation of Power Systems With Offshore Wind Generation [J].

Liu, Hongzhi ;

Chen, Zhe .

IEEE TRANSACTIONS ON ENERGY CONVERSION, 2015, 30 (03) :918-926

[10]

直流变压器光伏中压并网故障运行特性研究 [J].

奚鑫泽 ;

徐志 ;

高尚 .

电力科学与技术学报, 2020, 35 (05) :89-95

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