Results 21 to 30 of about 94,202 (266)

Integrated control strategy for smooth switching of the PV and battery-storage micro-grid based on operation state tracking

open access: yesThe Journal of Engineering, 2018
Micro-grid which connects with the main grid can operate under the grid-connected mode or the islands mode. During the switching process between the two operation modes, if the control strategy is not complete, there will be problems such as the AC bus ...
Li Yang   +4 more
doaj   +1 more source

A Two-Stage Distributionally Robust Optimization Model for Wind Farms and Storage Units Jointly Operated Power Systems

open access: yesIEEE Access, 2021
To explore the benefit of energy storage for countering high-level wind power fluctuations, a two-stage distributionally robust optimization model is proposed for wind farms and storage units (SUs) jointly operated power systems. First, the 1-norm and $\
Panpan Li   +6 more
doaj   +1 more source

Power oscillation coordination damping control strategy of DFIG for fault ride through after clearing the fault

open access: yesThe Journal of Engineering, 2019
Wind turbines should have fault ride through capability, and also it can provide damping for the power grid by improving the control strategy. However, the currently corresponding control strategy is designed independent for the fault voltage through ...
Haiyan Tang   +3 more
doaj   +1 more source

Study on characteristics of wind power transmission system with series compensation

open access: yesThe Journal of Engineering, 2019
Renewable energy develops very fast in China, and China has become the largest and fastest growing country of wind and PV power in the world. However, the distribution of the wind/solar energy and load center is disharmonious, with the major wind fields ...
Yan Li   +3 more
doaj   +1 more source

Review of Energy Storage Configuration Technology on Renewable Energy Side

open access: yesZhongguo dianli, 2022
Building a new power system with renewable energy as the main body is an important responsibility and mission of the energy and power industry to serve carbon peak and carbon neutrality.
Xiangjun LI, Huimeng MA, Qian JIANG
doaj   +1 more source

Study on Technical Standard of Distributed Resources Grid Integration

open access: yesZhongguo dianli, 2020
Recently, the rapid growth of distributed resources (DR) has promote the development of standards for DR grid integration. In this paper, the existing DR standards about grid integration in China and abroad were introduced first, and then the ...
Guoqing HE   +6 more
doaj   +1 more source

Measurement-based solution for low frequency oscillation analysis

open access: yesJournal of Modern Power Systems and Clean Energy, 2016
This paper presents a measurement-based solution for low frequency oscillation (LFO) analysis in both real time monitoring and off-line case study. An online LFO property discrimination method is developed first, which alternately uses empirical mode ...
Chen Shen   +4 more
doaj   +1 more source

Price-based Control of Electrical Power Systems [PDF]

open access: yes, 2009
In this chapter we present the price-based control as a suitable approach to solve some of the challenging problems facing future, market-based power sys tems. On the example of economically optimal power balance and transmission network congestion control, we present how global objectives and constraints can in real-time be translated into time ...
Jokic, A.   +2 more
openaire   +2 more sources

A Joint Dispatch Operation Method of Hydropower and Photovoltaic: Based on the Two-Stage Hedging Model

open access: yesApplied Sciences, 2022
The randomness and volatility of large-scale clean energy output represented by wind power and photovoltaic lead to difficulties in grid connection. The problems of abandoned wind, light, and water become increasingly prominent.
Tuo Xie   +4 more
doaj   +1 more source

Probabilistic evaluation of renewable energy curtailment under forward electricity market [PDF]

open access: yesE3S Web of Conferences, 2020
Forward electricity market has emerged as a pivotal section for the electricity transaction to keep stakeholders away from price risk and electricity shortage.
Jiang Jiheng   +6 more
doaj   +1 more source

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