Frequency Control in Autonomous Power Systems With High Wind Power Penetration

2012 ◽  
Vol 3 (2) ◽  
pp. 189-199 ◽  
Author(s):  
Ioannis D. Margaris ◽  
Stavros A. Papathanassiou ◽  
Nikos D. Hatziargyriou ◽  
Anca D. Hansen ◽  
Poul Sorensen
2012 ◽  
Vol 1 (3) ◽  
pp. 32-47 ◽  
Author(s):  
Bakhtiar Badmasti ◽  
Hassan Bevrani ◽  
Ali Hessamy Naghshbandy

With high wind power penetration, imbalance between generation and consumption is increased, and as a consequence the frequency deviation from the nominal value will be magnified. For frequency control purpose in conventional power systems, the synchronous generators are only responsible. However, it is expected that the renewable energy sources (RESs) are also needed to contribute in frequency control issue in near future. In this paper, impacts of high wind penetration on the frequency control are studied, and an approach is introduced for creating the secondary reserve for doubly fed induction generator (DFIG) wind turbines. This reserve can contribute to load frequency control (LFC) task. Simulation results on updated standard IEEE 39-bus system are presented and it is shown that the wind turbines can contribute in LFC service, successfully.


2013 ◽  
pp. 1576-1590 ◽  
Author(s):  
Bakhtiar Badmasti ◽  
Hassan Bevrani ◽  
Ali Hessamy Naghshbandy

With high wind power penetration, imbalance between generation and consumption is increased, and as a consequence the frequency deviation from the nominal value will be magnified. For frequency control purpose in conventional power systems, the synchronous generators are only responsible. However, it is expected that the renewable energy sources (RESs) are also needed to contribute in frequency control issue in near future. In this paper, impacts of high wind penetration on the frequency control are studied, and an approach is introduced for creating the secondary reserve for doubly fed induction generator (DFIG) wind turbines. This reserve can contribute to load frequency control (LFC) task. Simulation results on updated standard IEEE 39-bus system are presented and it is shown that the wind turbines can contribute in LFC service, successfully.


Energies ◽  
2020 ◽  
Vol 13 (23) ◽  
pp. 6178
Author(s):  
Changgang Li ◽  
Zhi Hang ◽  
Hengxu Zhang ◽  
Qi Guo ◽  
Yihua Zhu ◽  
...  

Accompanying the continuous increase in wind power penetration, the power system inertia is reduced, and the system frequency regulation performance deteriorates. Wind turbine generators are required to participate in primary frequency regulation (PFR) to support system frequency. Here, the PFR capability of the widely-used doubly-fed induction generator (DFIG) is evaluated to estimate the participation of the DFIG in system frequency control. The frequency regulation model of the DFIG is established and briefly discussed. The equivalent PFR droop coefficient is then deduced from the model using a small signal increment method to evaluate the DFIG’s PFR capability. Key factors affecting the equivalent droop coefficient are studied, and the droop control is optimized to keep the equivalent droop coefficient in the desired range. The proposed method is verified utilizing a provincial power grid model of China.


2018 ◽  
Vol 33 (1) ◽  
pp. 174-186 ◽  
Author(s):  
Yan Xu ◽  
Minghui Yin ◽  
Zhao Yang Dong ◽  
Rui Zhang ◽  
David J. Hill ◽  
...  

2018 ◽  
Vol 33 (6) ◽  
pp. 6098-6108 ◽  
Author(s):  
Yi Bao ◽  
Jian Xu ◽  
Siyang Liao ◽  
Yuanzhang Sun ◽  
Xiong Li ◽  
...  

Energies ◽  
2019 ◽  
Vol 12 (9) ◽  
pp. 1687 ◽  
Author(s):  
Irene Muñoz-Benavente ◽  
Anca D. Hansen ◽  
Emilio Gómez-Lázaro ◽  
Tania García-Sánchez ◽  
Ana Fernández-Guillamón ◽  
...  

An alternative approach for combined frequency control in multi-area power systems with significant wind power plant integration is described and discussed in detail. Demand response is considered as a decentralized and distributed resource by incorporating innovative frequency-sensitive load controllers into certain thermostatically controlled loads. Wind power plants comprising variable speed wind turbines include an auxiliary frequency control loop contributing to increase total system inertia in a combined manner, which further improves the system frequency performance. Results for interconnected power systems show how the proposed control strategy substantially improves frequency stability and decreases peak frequency excursion (nadir) values. The total need for frequency regulation reserves is reduced as well. Moreover, the requirements to exchange power in multi-area scenarios are significantly decreased. Extensive simulations under power imbalance conditions for interconnected power systems are also presented in the paper.


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