An analytical method for probabilistic load flow applied to multi-terminal HVDC networks for offshore wind farm integration

Author(s):  
E. Ciapessoni ◽  
D. Cirio ◽  
A. Pitto ◽  
S. Massucco ◽  
F. Silvestro
2013 ◽  
Vol 1 (1) ◽  
pp. 34-41 ◽  
Author(s):  
Peng Zhan ◽  
Chenghao Li ◽  
Jinyu Wen ◽  
Yu Hua ◽  
Meiqi Yao ◽  
...  

2018 ◽  
Vol 173 ◽  
pp. 03083
Author(s):  
Zhang Lijun ◽  
Zhong Yujun ◽  
Chen Rui ◽  
Sun Yikai ◽  
Zhang Jing ◽  
...  

When offshore wind power is transmitted to ac grid through MMC-HVDC, the current and voltage will be quite different from those in traditional ac grid during grid side fault. This paper sets up an offshore wind farm integration system via MMC-HVDC and designs control strategies for each unit in the system. The fault ride through strategy of the system is proposed and its effectiveness has been verified. Thus, the AC bus voltage on wind farm side will stay stable during AC side fault. Once the chopper resistance is set properly, the output power and current of the wind farm can basically remain unchanged, which can successfully achieve fault isolation. The simulation results based on PSCAD have verified the theoretical analysis.


2014 ◽  
Vol 1070-1072 ◽  
pp. 193-199
Author(s):  
Min Jiang Chen ◽  
Yue Qing Chen ◽  
Wang Chao Dong ◽  
Bei Wu

This paper uses the optimal probabilistic load flow method for power containing wind farm analysis. Based on Computation of optimal load flow using the Interior point method ,considering the stochasticlal power output of wind generator and the random outage of synchronous generator and the stochastic of load power, calculating the probability distribution of branch power flow and node voltage. This paper uses RTS-24 as the example to analysis the method ,and comparison the results with that of the Monte-Carlo method, to analysis the change of power system after the grid connected of wind turbine.


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