... further means that PWM electromagnetic noise and vibrations can be reduced by using this passive method with a correct configuration, whereas Joule losses are possibly increased in both windings, which is unfavorable for machine efficiency. The optimization of PDS is crucial to finding a compromise design...

...Salma Benharref; Vincent Lanfranchi; Daniel Depernet; Tahar Hamiti; Sara Bazhar Purpose The purpose of this paper is to propose a new method that allows to compare the magnetic pressures of different pulse width modulation (PWM) strategies in a fast and efficient way. Design/methodology...

... of the damper winding is recalled. The second part presents the iterative design method which is applied on a 4-kW pulse width modulation (PWM)-fed induction machine to study the impact of the additional winding on the geometry. In the third part, the finite-element method is used to validate the designed...

...Tomasz Rudnicki; Andrzej Sikora; Robert Czerwinski; Tadeusz Glinka Purpose This paper aims to present the impact of Pulse Width Modulation (PWM) control frequency for specific Permanent Magnet Synchronous Motors (PMSMs) on the efficiency of the entire driving unit. Examinations were carried out...

...Wenju Yan; Hao Chen; Lei Chen; Kai Wang Purpose This paper aims to establish a modified variable coefficient calculation model to analyse the control parameter effect on the iron loss of switched reluctance motor under pulse width modulation (PWM) mode. Design/methodology/approach The finite...

... equation (1) : Martin Petrun can be contacted at: martin.petrun@um.si 22 09 2016 28 12 2016 05 01 2017 © Emerald Publishing Limited 2017 Emerald Publishing Limited Licensed re-use rights only PWM Iron losses Soft magnetic materials Magnetic hysteresis...

...F.X. Edwin Deepak; V. Rajasekaran Purpose The purpose of this paper is to present the three phase seven-level Z-source neutral point clamped (NPC) inverter with multicarrier pulse-width modulation (PWM) technique. Despite numerous topologies and modulation methods, there is a dire need...

... machines. Pulse width modulated (PWM) voltage supply on the stator side, as well as a doubly fed operation mode with rotor-sided inverter, are investigated. Design/methodology/approach – An inverter fed machine model is coupled to previously developed eddy current and hysteresis loss models. The eddy...

...K. Chitra; A. Jeevanandham Purpose – The purpose of this paper is to present the Switched Inductor Z-Source Inverter (SLZSI) topology for three-phase on-line uninterruptible power supply (UPS) by employing third harmonic injected maximum constant boost pulse width modulation (PWM) control...

.... These topologies can be classified into line-commutated topologies (such as diodes/rectifiers and thyristors) and high-frequency topologies (such as IGBTs and MOSFETs) (Rodriguez et al., 2005 ; Singh et al., 2003). For example, in Figure 2 , single-phase PWM full bridge converter is used...

... disposition (PD) and phase shifted carrier (PSC) pulse width modulation (PD-PSC-PWM) technique. Hence, the suggested approach develops an analytic solution for the Fourier series and associated Fourier coefficients pertinent to the switching functions of the SMCs by obtaining the switching instants of the PD...

... to investigate surge phenomena in electrical machines (Heller and Veverka, 1968). Later, it was used by many authors to analyse the CM response of IMs fed by PWM inverters (Chen et al., 1996) The main advantage of the TL modelling approach is that a physical meaning can be attributed to all model...

... copper layer and B on the bottom copper layer are connected with a thin wire. Likewise, the connections between the pins B and B′; G and G′ on the bottom copper layer are done using thin wires. These connections are normally achieved by the electrolytic capacitors. Parasitic extraction Busbar PWM...

... the derived model using simulation results; and to verify the model experimentally. The circuit described in this study is a dc‐ac‐dc parallel resonant converter operating at fixed frequency and controls the load voltage by PWM of the semiconductors. Figure 1 shows the block diagram of a dc‐ac...