... waveforms Optimization Electric filters Technical problems as well as negative economic effects caused by low power quality make analysis of power quality problems more and more important. Dynamic development of modern technologies results in increased number of nonlinear loads which are the main...

... with model‐based predictive current controller. Power quality Active power filter LCL circuit Modular system Predictive control Stability Electrical variables control Control technology Electric filters © Emerald Group Publishing Limited 2012 The predicted values of grid EMF which...

... density Electromagnetism Voltage Electric filters The ith triangular carrier function of 1 Hz frequency for an N‐level inverter can be expressed as: Equation 3 where, N – number of levels, i=1, … ,N – level number. The triangular carrier...

... Electric converters Electric filters Nowadays, adjustable speed drives (ASD) with induction motor (IM) and voltage inverter are commonly used in industrial systems. In more advanced drive applications with ASD and IM, the speed sensorless field‐oriented control (FOC) are widely implemented (Bose...

... in the dielectric slab. β is defined by the following expression: Equation 2 where: © Emerald Group Publishing Limited 2010 Microwaves Electric filters Dielectric properties Z₀ the characteristic impedance of the line. g₁ the admittance value...

... and modeling inaccuracies. © Emerald Group Publishing Limited 2007 Estimation Magnetic devices Electric motors Control Electric filters Permanent magnet synchronous motors (PMSM) are widely used in low power servo drives for tool machines and robotics applications, due...

... energy suffices for proper control of the filter compensation action. Electric current Electric filters Each electric load needs current and voltage to receive energy from the supply source. The natural interaction between them is normally not optimal for energy flow. The source apparent...