IPM Motor

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  1. 142 – Press Fit Analysis of a Divided Core

    OverviewSmaller size and higher output are being demanded of the motors used for applications such as air conditioning compressors. One production technique for achieving this is a higher lamination …

    24 Oct 2018

  2. 240 – N-T Characteristic Analysis of an IPM using PAM drive

    In this example, we introduce the case study that evaluate of IPM motor using PAM drive.

    15 Mar 2018

  3. 239 – Fault Analysis in an IPM Motor

    OverviewElectrical faults are a commonly occurring conditions during operation of machines. These can cause an adverse effect on the power electronics or the power system connected to these machines.…

  4. 237 – AC Loss Analysis of an IPM Motor

    OverviewPrimary power loss drivers in PM machines are iron, magnets and the winding. The main focus of this analysis is the winding losses, particularly those which occur in the end winding. The flux…

    13 Mar 2018

  5. 225 – Induced Voltage Analysis of Memory Motor using Variable Magnetized Magnet

    OverviewAlong with the development of electric vehicles, demands are increasing for a balance in trade-offs between low speed-high torque and high speed within permanent magnet motors. For that reaso…

  6. 223 – Multi-Objective Optimization of IPM Motors Considering Stress at High Rotation

    OverviewIn the IPM motor, a permanent magnet is embedded in the rotor along with a flux barrier. The purpose of the flux barrier is to prevent the magnetic flux of the magnet from penetrating the adj…

  7. 222 – Irreversible Thermal Demagnetization Analysis of Incompletely Magnetized Magnets

    OverviewMagnets are used in motors and display large variation in their properties verse temperature. For rare earth magnets at temperatures in the hundreds of degrees demagnetization can occur. Sinc…

  8. 215 – Simulation of IPM Motor with Delta Connection Using Control Simulator and JMAG-RT

    OverviewTraditionally, motor control design and design of the motor itself have mostly been performed independently, and cooperative designs have been difficult to carry out. Also, for advanced motor…

  9. 214 – Monitoring the Radial Force Acting on the Teeth of IPM Motors Using Circuit Control Simulation

    OverviewMotors used in electric vehicles are generally quieter than engines, but vibration and noise may be a problem because the drive range is wide. This vibration and noise also occur due to elect…

  10. 211 – IPM Motor Wire Joule Loss Analysis

    OverviewThe square wires and flat wires of segment coils and edgewise coils, etc., are being used for the purpose of improving lamination factors, the reduction of end parts, minimization, improvemen…

  11. 205 – Analysis of IPM Motor Characteristics using Thermal Equivalent Circuit

    OverviewTo realize high output and efficiency in a motor, it will be important to understand temperature increase in each part of the motor. This is because coil resistance and magnet characteristics…

    9 Mar 2018

  12. 200 – Iron Loss Analysis of IPM Motor using Hysteresis Model

    OverviewRecently, PM motors are being applied in home appliances and electric automobiles, and the demand for compactness and high power is increasing. On the other hand, small and high-power motors …

  13. 194 – Analysis of High-Speed Rotation Motors Accounting for Eddy Current

    OverviewPM synchronous motors are used in HEV drives, air conditioner compressors, and various other industries. Especially in case of PM synchronous motors for HEV drives, high-speed rotation is adv…

  14. 188 – Thermal Demagnetization Analysis of IPM Motors Accounting for Coercive Force Distribution of Magnets

    OverviewThe purpose of this Application Note is to help JMAG users understand the steps and settings used in a JMAG analysis. It is intended to help those who are working with a new analysis target b…

    8 Mar 2018

  15. 173 – Basic Characteristic Analysis of an IPM Motor

    OverviewDemand for higher efficiency and smaller size in motors has grown from the need to accommodate devices that incorporate miniaturization and energy efficiency in their designs. In order to mee…

  16. 165 – Creating an Efficiency Map for an IPM Motor

    OverviewFig. 1 shows the Speed-Torque curve, and fig. 2 shows the efficiency map.As seen in fig. 1, in the low speed region the torque becomes constant. This is due to the current controls. The torqu…

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