Results 51 to 60 of about 4,503 (119)

Improved A-STAR Algorithm for Power Line Inspection UAV Path Planning

Energies
The operational areas for unmanned aerial vehicles (UAVs) used in power line inspection are highly complex; thus, the best path planning under known obstacles is of significant research value for UAVs.
Yanchu Li, Xinzhou Dong, Qingqing Ding, Yinlong Xiong, Huilian Liao, Tao Wang   +5 more
doaj   +1 more source

A Mixed-Integer Second-Order Cone Programming Algorithm for the Optimal Power Distribution of AC-DC Parallel Transmission Channels

Energies, 2019
For the controllability of the transmission power of DC transmission channels, the optimal power distribution (OPD) of AC-DC parallel transmission channels is an effective measure for improving the economic operation of an AC-DC interconnected power grid.
Shunjiang Lin, Zhibin Yang, Guansheng Fan, Mingbo Liu, Sen He, Zhiqiang Tang, Yunong Song   +6 more
doaj   +1 more source

Unified Iterative Algorithm for Power Flow of AC/DC System with Multi-Type DC Links

CSEE Journal of Power and Energy Systems
As an emerging trend in power grid development, the AC/DC hybrid power grid presents the characteristics of multi-type DC links and large-scale AC/DC interconnection.
Zhiqiang Song, Yaohui Huang, Jianzhong Xu, Chengyong Zhao, Xiufang Jia, Huashi Zhao   +5 more
doaj   +1 more source

A Three-Phase Bidirectional Grid-Connected AC/DC Converter for V2G Applications

Journal of Control Science and Engineering, 2020
The smart grid and electric vehicles (EVs) are widely used all over the world. As the key role, the Vehicle-to-Grid (V2G) has been attracting increasing attention.
Jingang Han, Xiong Zhou, Song Lu, Pinxuan Zhao   +3 more
doaj   +1 more source

A new grid side inertia support control method for cascaded power converters in Bi-directional EV chargers

Frontiers in Energy Research
To provide inertia support to the power grid, the grid side frontend DC/AC inverter of the bidirectional electric vehicle (EV) charging facilities can use the virtual synchronous generator (VSG) control in its grid-side DC/AC converter.
Yan Tian, Bo Huang, Jian Fang, Wei Chen, Yu Xin, Haobo Lin, Xiang Lin   +6 more
doaj   +1 more source

Decoupled control of grid connected photovoltaic system using fractional order controller

Ain Shams Engineering Journal, 2018
In a grid connected photovoltaic (PV) system, dynamic control strategy is essential to use the solar energy efficiently as well as for an energy optimization.
M. Lakshmi, S. Hemamalini
doaj   +1 more source

An improved grid tied photovoltaic system based on current conditioning

Engineering Science and Technology, an International Journal, 2018
An interconnection of a renewable energy source: photovoltaic generator (PVG) with the power grid is investigated. The interconnection uses the conventional power inverter to link the DC PVG with the AC power grid sides.
Maamar Taleb, Noureddine Mansour, Khaled Zehar   +2 more
doaj   +1 more source

Coupling Characteristics and Construction Method of Single-AC Multi-DC Hybrid Grid

Energies
In regions with concentrated load centers in China, the AC transmission network is dense, leading to challenges such as difficulties in power flow control and excessive short-circuit currents.
Xingning Han, Ying Huang, Guoteng Wang, Hui Cai, Mingxin Yan, Zheng Xu   +5 more
doaj   +1 more source

UHV AC/DC power grid geomagnetically induced currents harmonic characteristics analysis

International Journal of Electrical Power & Energy Systems
The power grid’s geomagnetically induced currents (GIC) during geomagnetic storms, are associated with a broad and abrupt harmonic impact, with the potential for grid paralysis and extensive power outages in severe scenarios.
Peng Li, Peihong Yang, Jianfeng Liu, Zilei Zhang, Xizhi Shi, Lianguang Liu   +5 more
doaj   +1 more source

Enhanced dynamic support strategies of grid-forming-PMSG based on DC-voltagesynchronization: Frequency and Q support perspective

International Journal of Electrical Power & Energy Systems
The DC-Voltage Synchronization based Grid-Forming PMSG has voltage source characteristics, e.g. frequency and reactive power support function, however, the support capability is limited, and the regulation potential is not fully utilized.
Dejian Yang, Tongyu Hu, Taiying Zheng, Minhui Qian, Chaoquan Li, Zhijie Cao, Gangui Yan   +6 more
doaj   +1 more source