نتایج جستجو برای: pmsm
تعداد نتایج: 1495 فیلتر نتایج به سال:
In this paper, in order to verify the effect of variable DC-bus voltage control, CCS-MPC (Continuous-Control-Set MPC) control is used research PMSM (Permanent-Magnet Synchronous Machine) a wide speed range. maximize PMSM, MTPA field weakening and are applied different range PMSM. can eliminate delay by controlling predicted step size. When CCSMPC with range, advantages strong adaptability be ex...
Aerodynamic load simulators generate the required time varying load to test the actuator’s performance in the laboratory. Electric Load Simulator (ELS) as one of variety of the dynamic load simulators should follows the rotation of the Under Test Actuator (UTA) and applies the desired torque to UTA’s rotor at the same time. In such a situation, a very large torque is imposed to the ELS from the...
This paper presents modeling, controller design and simulation of a PMSM drive. The hysteresis current controller is used for inner loop current control and PI controller for outer loop speed control. In this paper the design of a Neural Network based approach is used to enhance efficiency in a vector control of Permanent Magnet synchronous Motors (PMSM). The conventional Proportional-Integral ...
Permanent magnet synchronous motors are mostly used in low and high power and variable speed applications. Major disadvantage of PMSM is that the motor exhibits torque pulsations due to many factors from motor and drive. This paper proposes a modified iterative learning controller to reduce the pulsations in torque of permanent magnet synchronous motors (PMSM). Modified ILC has memory to store ...
High-efficiency motors are being gradually introduced in many industrial applications because of their positive impacts on the environment by reducing energy consumption and CO2 emission. In this respect, line start permanent magnet synchronous motors (LS-PMSMs) have been introduced recently. Due to their unique configuration, LS-PMSMs allow the obtaining of super premium efficiency levels, acc...
The introduction of state equation model of the electrical machine based on direct and quadrature axes variables has paved the way for powerful control theories to be brought to bear on the problem of control of electric machines. Exact linearization has been applied to the control of permanent magnet synchronous motor (PMSM). In this paper, application of approximate linearization is proposed ...
This paper proposes the use of H-bridge inverter for feeding a Permanent magnet Synchronous Machine (PMSM) in Electric Vehicle (EV) applications which allows the power transferred from the electrical source to the mechanical load and on the other hand to operate in degraded operating mode even though with one or several phases nonsupplied. In this first an existing method such as three phase in...
This paper presents the parameters of permanent magnet synchronous motor i.e. speed (r), stator resistance (RS), q-axis inductance (Lq), and torque (Ts) is to be estimated by using Model Reference adaptive System(MRAS). To improve the performance of speed sensor less permanent magnet synchronous motor drives, especially at low speeds by identifying stator resistance together with speed. Severa...
Renewable energy sources are the promising alternatives for tackling the future energy crisis. Fuel cells are one of the upcoming non-conventional energy sources nowadays. Fuel cell based PMSM drives are finding positions in Hybrid Electric Vehicles, replacing the induction motor drives for they have many advantages such as high speed, high efficiency, high torque to inertia ratio, high power d...
An implementation for sinusoidal current control of a slotless Permanent Magnet Synchronous Motor (PMSM) with discrete Hall sensor position feedback is presented. To estimate the rotor position of the slotless PMSM, a flux estimation technique is used that takes advantage of the slotless machine’s characteristically low inductance to limit flux estimation error. The rotor position is estimated ...
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