Efficiency Analysis

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  1. [JAC292] Evaluating Energy Consumption During Drive Cycle Using Loss Maps with Temperature Dependency for IPM Motors

    In this example, loss maps with temperature dependency for an IPM motor are used to compare and evaluate the energy consumption and efficiency during a WLTC drive cycle while usin…

  2. [JAC289] Efficiency Map Creation for Wound-Field Synchronous Motors

    In this example, efficiency maps for a wound-field synchronous motor are created to check the combinations of currents that result in maximum efficiency. In addition, the loss bre…

  3. [JAC273] Creating IPM Motor Efficiency Maps Accounting for AC Loss

    In this example, an IPM motor efficiency map that accounts for AC loss from a PWM is created, and a comparison with an efficiency map that does not account for AC loss is performe…

  4. [JAC253] Analysis of an Induction Generator

    In this example, the relationship between the output power and efficiency of the induction generator is shown here.

  5. [JAC287] Analysis of Current Conditions for the Maximum Efficiency of a WFSM

    In this example, we determine the motor efficiency in relation to the field current for a WFSM when the motor output is kept constant.

  6. [JAC290] Design Exploration of IPM Motors, Including Evaluating Part Temperature and Stress

    In this example, the part temperature and stress are evaluated at the same time for the motor design plan, and a design plan that meets the requirements is explored.

  7. MEIDENSHA CORPORATION

    Performance Calculation of Wound Field Synchronous Motors as the Traction Motor for Vehicles

    Shigeo Sakurai, MEIDENSHA CORPORATION

  8. [W-MO-114] Comparison of Efficiency Map with Measurement

    This document compares an efficiency map obtained with simulations with an efficiency map consisting of actual measurements, achieving an error of 1% or less for entire regions.

  9. [W-MO-164] Investigation in the Accuracy of FEA Based Efficiency Maps for PMSM Traction Machines

    The efficiency map is an indispensable tool for motor development and FEA has become widely used to create them instead of using measurements.

  10. [W-MB-151] Accuracy of Motor Plant Model Required for Control Calibration

    Control calibration is time-consuming work because it is carried out for every operating point using the actual machine.

  11. [W-MB-156] Improving Motor Plant Model Accuracy by Accounting for Harmonic Iron Loss

    Because of the acceleration of the motor and the effect of the PWM drive, it is becoming more important to account for loss in order to improve accuracy even for analysis using mo…

  12. Development of Axial-Gap motor for AGV

    Tatsuya Higashi, Shizuoka University, Graduate School of Science and Technology

  13. [JAC278] Creating Six-Phase Induction Motor Efficiency Maps

    In this example, a six-phase induction motor efficiency map is created in the concept design stage, and each operating point slip and iron loss are evaluated.

  14. [JAC165] Creating IPM Motor Efficiency Maps

    In this example, an efficiency map of an IPM motor is created and the loss ratios at each operating point are evaluated.

  15. [JAC113] Power Transmission Analysis of a Wireless Power Transfer System with Opposing Cores

    This Application Note presents how to obtain the power transmission efficiency when the feeder wire’s position is moved in both the horizontal and vertical directions from a refer…

  16. [JAC264] Creating 6-Phase IPM Motor Efficiency Maps

    In this example, the efficiency map of a 6-phase IPM motor is created with loss ratios at each operating point also evaluated.

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