Time Harmonic Magnetic (2D/3D)
218 – High-Frequency Induction Hardening Analysis Accounting for Deformation
In this example, using the JMAG magnetic field - thermal stress coupled analysis function, analysis is performed evaluating gear deformation from induction heat hardening.
220 – Analysis of the High-Frequency Induction Hardening and Cooling of a Gear
In this example, deals with induction heating and cooling analysis. An example is presented where the cooling rate for a gear differs depending on the cooling conditions.
224 – Wireless Power Transfer Device Stray Loss Analysis
In this example, an example is presented investigating by using electromagnetic field analysis whether stray loss can be suppressed using an aluminum shield.
254 – Vibration Analysis of Oil-Immersed Large Transformer
This document introduces a case example of evaluating the vibrations of a large transformer. Parts that are usually the source of vibrations are the core, tank, and windings, but …
217 – Creating Efficiency Maps for 3-Phase Induction Motors
In this example, the use of JMAG-RT Viewer to create efficiency maps for three-phase induction motors when drive temperatures change.
203 – No-Load Test Analysis of Power Transformer
This example focuses on modeling in the analysis of no-load tests in JMAG and obtains the iron loss distribution, current, excitation conductance, and excitation susceptance that …
221 – Confirmation of the Influence in the Reduction of High-Frequency Resistance of a Magnetically Plated Wire Choke Coil
In this example, high frequency resistance values are obtained from choke coil copper loss analysis results using JMAG’s layer coating mesh function, and the effectiveness of redu…
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 rel…
233 – Optimization Design for Induction Heating Coils
In this example, the design of a coil used for the high-frequency induction hardening of gears is carried out using an optimization function.
232 – Reactor Joule Loss Analysis
In this example, investigating Joule loss with respect to the positions of air gaps in a reactor is presented.
227 – Circuit Control Simulation for Three-Phase Induction Motor
In this example, we conduct a circuit simulation to control current and speed by incorporating the JMAG-RT model of an induction motor into the control/circuit simulator.
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…
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, oi…
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…
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 …
190 – Arrangement Optimization of Wireless Power Transfer System
This document introduces the procedure in obtaining the optimum solution for geometries of transmission coils (angle that defines position) for simple magnetic resonance wireless …