scholarly journals Dominant inter‐area oscillation path analysis of power systems with a high penetration of permanent magnet synchronous generator by using network mode energy

Author(s):  
Cheng Liu ◽  
Siyao Yu ◽  
Yuchi Zhang ◽  
Shuo Diao ◽  
Xiaoyang Zhao
2014 ◽  
Vol 12 (9) ◽  
pp. 3927-3944
Author(s):  
Florica Balog ◽  
Horia Ciocarlie ◽  
Gheza-Mihai Erdodi ◽  
Marius Babescu

The paper proposes an original metod to control the wind power system at variable wind speed. In the case of those high power wind systems that presents large inertia moments due to the variable wind speed, the rotation speed of both wind turbine and permanent magnet synchronous generator can not be modified in a timely manner so as to ensure the turbine operating in maximum power points. Therefore, the paper presents two control structures. First structure is based on the load calculation of permanent magnet synchronous generator and the second is based on the load modifying by using controllers. The rotation speed of turbine estimation has been used as reference in the both structures.


Author(s):  
Nada Zine Laabidine ◽  
Afrae Errarhout ◽  
Chakib El Bakkali ◽  
Karim Mohammed ◽  
Badre Bossoufi

This paper aims to implement a new contribution for sliding mode control (SMC) of permanent magnet synchronous generator (PMSG) for wind systems conversion with track the maximum power point tracking (MPPT) power. The SMC is a very popular approach due to its robustness in dealing with the non-linear electrical power systems. In this work, the application of the SMC control is by using the non lineare model of the PMSG. The objective of this work is to control stator active and stator reactive power, and the voltage-frequency for a better injection into the network. The results obtained show better robustness.


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