FQ

Time Harmonic Magnetic (2D/3D)

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  1. 203 – No-Load Test Analysis of Power Transformer

    OverviewLarge-scale power transformers are expected to be highly-reliable as machinery that will support the industry infrastructure, but unfortunately, it is impossible to conduct tests connecting t…

    24 Oct 2018

  2. 202 – Core Stray Loss Analysis of Power Transformer

    OverviewStray loss is mainly caused by leakage flux from winding, but structures closer to the winding will tend to be affected easier by leakage flux. The ratio of stray loss relative to all losses …

  3. 233 – Optimization Design for Induction Heating Coils

    OverviewAs one of the surface hardening techniques for steel, high-frequency induction hardening has been applied to many mechanical parts.In general, prototyping and testing high-frequency induction…

    13 Mar 2018

  4. 232 – AC Loss Analysis of a Reactor

    OverviewIn designing a high-frequency reactor that is a key component of the converter, inductance and loss, which are parameters required for voltage conversion, are important factors.An airgap has …

  5. 227 – Circuit Control Simulation for Three-Phase Induction Motor

    OverviewSince control design and motor design are designed by different designers, coordination of the designs is difficult. However, in order to realize the sophisticated demands of recent years, it…

  6. 224 – Stray Loss Analysis of Wireless Power Transfer

    OverviewIn recent years, using an electromagnetic induction type power supply system has been studied in Wireless Power Transfer systems for electric vehicles (hereinafter referred to as EVs) and plu…

  7. 220 – Induction Hardening Analysis Including the Cooling Process for Gears

    OverviewGears are created in such a way that the surfaces of their teeth are hard in order to resist the wear and tear that occurs when they come into contact with the teeth of other gears. However, …

  8. 218 – High Frequency Induction Hardening Analysis Accounting for Deformation

    OverviewGears are created in such a way that the surfaces of their teeth are hard in order to resist the wear and tear that occurs when they come into contact with the teeth of other gears. However, …

  9. 217 – Creating Efficiency Maps for 3-Phase Induction Motors

    OverviewDue to advances in the variable speed drive technology of induction motors, its application to fields requiring wide drive ranges is making progress. Efficiency maps for drive ranges are avai…

  10. 208 – High Frequency Induction Hardening Analysis Accounting for Deformation (Abaqus Link)

    OverviewSince gears are products that demand mechanical intensity, high frequency induction hardening is run for surface heat treatment. Since induction hardening can rapidly heat only the surface of…

    9 Mar 2018

  11. 206 – Temperature Analysis of an Oil-Immersed Transformer Using a Coupled Magnetic Field and Thermal Fluid Analysis

    OverviewLarge power transformers are used to transform high voltage power generated at a power station into power that can be transmitted. For the structure of the transformer, oil-immersed transform…

  12. 199 – Efficiency Analysis of Wireless Power Transfer via Electromagnetic Induction Method using Resonance Circuits

    OverviewIn recent years, electromagnetic induction type transmission is considered for applied use in wireless power supply systems for electric vehicles (hereinafter, referred to as EV) and plug-in …

  13. 198 – Bus Bar Thermal Stress Analysis

    OverviewCurrent is supplied via bus bars or wire bonding in power supply lines for power electronics devices such as inverters. Because inverters and similar devices operate with PWM carrier frequenc…

  14. 193 – Calculation of Equivalent Circuit Parameters of Single-Phase Induction Motors

    OverviewSince single phase induction motors can be used with single-phase AC, which is common in general household power supply, it is widely used for electrical home and office appliances such as wa…

  15. 190 – Arrangement Optimization of Wireless Power Transfer System

    OverviewA solenoid type injector used in engines opens a valve and injects fuel by moving a plunger with magnetic force created by an electromagnet. Originally there were only two types of wireless p…

    8 Mar 2018

  16. 186 – Gear Induction Hardening Analysis Using Two Frequencies

    OverviewGears are created in such a way that the surfaces of their teeth are hard in order to resist the wear and tear that occurs when they come into contact with the teeth of other gears. However, …

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