Sliding Mode Direct Voltage Control of Voltage Source Converters with LC Filters for Pulsed Power Loads

Author(s):  
Cristian Lascu
Author(s):  
R. S. Bajpai ◽  
Amarjeet Singh

This paper deals with sliding mode control of converter and its application to distributed generation. Sliding mode control is used to control the voltage source converter in voltage or current control mode. Modeling and control of H bridge converter system using sliding mode control is proposed. Easily implemented sliding surfaces provide prominent dynamic characteristics against changes in the load and in the input voltage. Distribution static compensator (DSTATCOM) is used to control the voltage of the bus to which it is connected to a balance sinusoid in respect of the harmonic distortion in supply or load side. A variable wind turbine generator is used to produces a variable DC voltage which is placed as input voltage source to converter of DSTATCOM. A control strategy for grid voltage control using DSTATCOM in voltage control mode has been implemented in respect of the wind variation. The results are validated using PSCAD/EMTDC simulation studies.


2019 ◽  
Vol 34 (5) ◽  
pp. 1827-1842 ◽  
Author(s):  
Seyed Fariborz Zarei ◽  
Hossein Mokhtari ◽  
Mohammad Amin Ghasemi ◽  
Frede Blaabjerg

2019 ◽  
Vol 55 (4) ◽  
pp. 4235-4246 ◽  
Author(s):  
Muhammad Ahmed ◽  
Rojan Bhattarai ◽  
Sheikh Jakir Hossain ◽  
Sherif Abdelrazek ◽  
Sukumar Kamalasadan

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