Results 1 to 10 of about 8,621,420 (153)

Reactive Power Planning for Regional Power Grids Based on Active and Reactive Power Adjustments of DGs

Energies, 2018
To deal with extreme overvoltage scenarios with small probabilities in regional power grids, the traditional reactive power planning model requires a huge VAR compensator investment. Obviously, such a decision that makes a large investment to cope with a
Yangwu Shen, Feifan Shen, Yaling Chen, Liqing Liang, Bin Zhang, Deping Ke   +5 more
doaj   +3 more sources

Neutral-Point Voltage Balancing Method for Three-Phase Three-Level Dual-Active-Bridge Converters

Energies, 2022
Three-phase three-level dual-active-bridge (3L-DAB3) converters are a potential topology for high-voltage and high-power applications. Neutral-point voltage balancing is a complex and important issue for three-level (3L) circuits.
Xinmi Wu, Yu Zhang, Jiawen Yang
doaj   +2 more sources

Research and Design of a Monitoring Device for Distributed Photovoltaic Power Station

Zhejiang dianli, 2022
A monitoring device for distributed photovoltaic power stations has been developed to diminish the impact of intermittent and random power generation on the grid voltage and frequency. Firstly， the basic principle of the device and the design of hardware
GAN Wen, SHI Bolong, YAO Ying, LIN Chengqian, HAN Qiguo, LUO Ping, WANG Han, HUANG Miao   +7 more
doaj   +1 more source

Potential of individual heat pumps for renewable energy storage in Smart Grid [PDF]

E3S Web of Conferences, 2019
Ever-increasing power market and environmental policy enforce growth of renewable power sources. Renewables inflexibility and dependency on weather condition causes periodically imbalance in power system due to the green power overproduction.
Niemierka Elżbieta, Jadwiszczak Piotr
doaj   +1 more source

Active Power Allocation Method for Photovoltaic Cluster Considering Output and Electricity Price Uncertainty

Zhongguo dianli, 2023
Aiming at the economic operation of high permeability photovoltaic (PV) cluster in distribution network and its participation in system power adjustment, an active power optimal scheduling allocation method for regional PV cluster is proposed.
Hua LI, Ziyue CHENG, Xudong LI, Zhenxing LI, Zhilei NIU, Bin CHEN, Yangze WANG   +6 more
doaj   +1 more source

Active power dynamic interval control based on operation data mining for wind farms to improve regulation performance in AGC

IET Generation, Transmission & Distribution, 2020
With the real‐time changes of wind speed and operating conditions, it is a challenge to fully tap the active power regulation ability and improve the control performance of automatic generation control (AGC) in a wind farm (WF).
Yushan Liu, Lingmei Wang, Liming Chen, Enlong Meng, Huming Jia, Chengzhen Jia, Dongjie Guo, Shaoping Yin   +7 more
doaj   +1 more source

Power‐frequency oscillation suppression algorithm for AC microgrid with multiple virtual synchronous generators based on fuzzy inference system

IET Renewable Power Generation, 2022
In the microgrid, virtual synchronous generator technology can significantly enhance the anti‐interference characteristics of the system frequency and bus voltage, as well as solve the problems of insufficient damping and low inertia. However, the system
Liang Zhang, Hao Zheng, Guowei Cai, Zhe Zhang, Xuesong Wang, Leong Hai Koh   +5 more
doaj   +1 more source

Collaborative optimal scheduling for coupled transmission and distribution systems considering HVDC interconnection and electricity-gas-heat coupling

Zhejiang dianli, 2022
To promote inter-regional resource complementarity and improve the level of new energy consumption， a collaborative optimal scheduling model for coupled transmission and distribution systems considering DC tie-line power adjustment and electricity-gas ...
HUA Wen, DONG Wei, QUE Lingyan, SHENTU Leixuan, CHEN Zhe, GUO Chuangxin   +5 more
doaj   +1 more source

Research On Active Power Online Optimal Control for Hydrostatic Transmission Wind Turbine

IEEE Access, 2022
Wind has been admitted as one of the most promising renewable energy resources in multinational regionalization policies. However, due to the randomness and volatility of wind energy and the rigid transmission of traditional wind turbines, it is ...
Gao Wei, Chen Lijuan, Ai Chao, Zheng Pengfei, Wu Xuan   +4 more
doaj   +1 more source

Control Strategy of a Rotating Power Flow Controller Based on an Improved Hybrid Particle Swarm Optimization Algorithm

Mathematical and Computational Applications
As the proportion of renewable energy sources integrated into the power grid increases, it imposes significant volatility on the grid, leading to uneven load distribution across certain transmission lines. Rotating Power Flow Controllers (RPFCs) based on
Ziyang Zhang, Jiaoxin Jia, Waseem Aslam, Abubakar Siddique, Fahad R. Albogamy   +4 more
doaj   +1 more source