[PDF] Top 20 Direct Torque Control of Permanent Magnet Synchronous Motor Based on Sliding Mode Variable Structure

... traditional direct torque control, the hysteresis controller is used to control the torque and flux ...The torque and flux linkage are large, the switching frequency is unstable, ... See full document

... a control strategy based on second-order sliding mode is proposed for a permanent magnet synchronous motor (PMSM) drive system applying direct torque ... See full document

... Permanent magnet synchronous motor (PMSM) has a series of advantages and is widely used in many ...PMSM control strategies are field-oriented vector control and ... See full document

... vector control scheme and the cascade control structure is adopted [21, 22] in NTSMC in this ...the torque are decoupled so that the independent torque and flux controls are possible as ... See full document

... achieve torque ripple minimization. This helps increase the control in the control ...a control cycle ...the torque error in the torque regulator can be divided into different ... See full document

... of torque, robustness and simplicity ...large torque ripple and variable switching frequency ...-direct torque control (SVM-DTC) was presented in which the along with hysteresis ... See full document

... A synchronous electric motor is an AC motor in which, at steady state, the rotation of the shaft is synchronized with the frequency of the supply current; the rotation period is exactly equal to an ... See full document

... vector control (VC) of a permanent magnet synchronous motor ...is based on a representation of the state of the dynamic model of the ...a sliding mode ...vector ... See full document

... this control method, fuzzy adaptive PI controller scheme has been developed for the permanent magnet drive ...the motor, the stator flux and torque errors are fully compensated by the ... See full document

... The structure of the proposed recurrent neural network used for estimation is indicated in Fig.3, the network has three layers, i.e., input layer, hidden layer, and the output layer. The circles in the network ... See full document

... modern control theories, many researchers have aimed to develop non linear control methods for the PMSM and various algorithms have been proposed ...adaptive control [8], robust ... See full document

... rugged structure, higher maintainability and economy than DC motors ...electromagnetic torque-controlled AC drives used for high performance ...Vector Control(Field oriented control) and ... See full document

... wounded motor, magnitude of third space harmonic within stator winding function is very low, which leads to tiny magnetizing inductance in Z 1 − Z 2 model and the only impedance to Z 1 − Z 2 voltage is stator ... See full document

... The control unit of the drive performs either as a loss model controller or as a search ...is based on the fact that an abrupt decrease in the air-gap flux causes strong current in stator, loss increment, ... See full document

... in control theory for constructing controllers with robust performance or stabilization ...position control problems of Permanent Magnet Synchronous Motors (PMSM), modern control ... See full document

... is based on projections which transform a 3 phase time and speed dependent system into a two co-ordinate (d and q co-ordinates) time invariant ...a structure similar to that of a DC machine ...the ... See full document

... assume the car stability. During the normal driving condition, all drive wheel system requires a symmetrical distribution of torque in the both sides. In recent years, due to problems like the energy crisis and ... See full document

... a variable structure controller based on a fuzzy sliding mode strategy used for speed control in direct torque control induction motor ...load ... See full document

... The Permanent Magnet Synchronous Generator is modeled for an output about 500 V ...nent magnet synchronous machine is made to run at negative torque by which the ma- chine acts ... See full document

... of Permanent Magnet Synchronous Motor ...known control methods; the first control method is known the variable structure system (VSS), which has a main advantage ... See full document