Modulated Model Predictive Torque and Current Control of Squirrel Cage Induction Generator-Based Wind Power Generation System

Author(s):  
Venkata Yaramasu ◽  
Apparao Dekka ◽  
Jose Rodriguez
2013 ◽  
Vol 303-306 ◽  
pp. 1238-1241
Author(s):  
Gang Sun ◽  
Wu Wang

As the squirrel-cage induction generator (SCIG) system have been applied for wind power generation system (WPGS) for long time, the research for its control will enhance the control performance and instructive for another relative wind power system. The large power wind power generation system was constructed based on SCIG with vector control, the system was decoupled with rotor flux loop torque loop. the mathematical models of wind turbine subsystem, drive train subsystem, and SCIG subsystem was created respectively. the SCIG model and vector control strategy was taken with MATLAB S-function, the torque control loop, speed control loop, power control loop and the optimal control system was integrated at last, the simulation result shows this control system can realize optimal control for large wind energy conversion system which can effectively applied into SCIG wind power generation system for system modification.


2011 ◽  
Vol 52-54 ◽  
pp. 1911-1916
Author(s):  
You Gui Guo ◽  
Ping Zeng ◽  
Li Juan Li ◽  
Jie Qiong Zhu ◽  
Wen Lang Deng ◽  
...  

Adaptive hysteresis band current control(AHB CC) is used to control the three-phase grid currents by means of grid side converter in wind power generation system in this paper. AHB has reached the good purpose with PLL (Lock phase loop). First the mathematical models of each part are given. Then the control strategy of grid side converter-based wind power generation system is given in detail mainly including ABH CC and PI controllers of DC-link voltage, active power, reactive power. Finally the simulation model is set up which consists of power circuits, such as the grid side converter, LCL filter, transformer and grid, and control parts, etc. The simulation results have verified that the control strategy is feasible to fit for control of gird currents, active power, reactive power and DC-link voltage in wind power generation system.


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