...@siemens.com © Emerald Group Publishing Limited 2011 Programming and algorithm theory Electromagnetism Valves Switching systems Electric contacts Economic cars with modern gasoline engine management systems ask for high performance and precise dosing of direct injection electromagnetic...

... on the harmonic, the EMI level is high. The figures show that the EMI level in case of different β. Electromagnetism Voltage Switching systems Electric power systems Nowadays, with the trend of DC/DC converter towards high power density, high frequency and miniature, the electromagnetic...

... Equation 15 © Emerald Group Publishing Limited 2010 Tracking Switching systems Amplifiers Modelling Simulation Discrete control systems Switching power converters are widely used in the power management area, due to their potential of high efficiency, low cost and small size...

.... The expression of the pseudozero‐sequence impedance matches instead with the one of positive‐ and negative‐ sequence components. © Emerald Group Publishing Limited 2008 Electric power systems Magnetic fields Switching systems The single‐phase AC system, imposed by the use...

.... © Emerald Group Publishing Limited 2007 Electric motors Torque Switching systems Cost‐effectiveness Automotive industry Table I summarizes the states (ON/OFF) of the inverter switches considering the different subsequences seq_i^j...

..., and ω_s is the stator angular frequency, with: Equation 18 which yields the following expression: Equation 19 © Emerald Group Publishing Limited 2007 Induction Torque Switching systems In recent years, an increasing attention is focused upon direct torque control (DTC...

... by the states of the three IGBTs (S1, S2 and S3) and the three diodes (Dl, D2 and D3). Let us consider the notations used in Figure 2 . One can write the BDCM electrical equation for each motoring subsequence: Switching systems Direct current Torque Recent trends in electric and hybrid...