Electromagnetic Force Analysis of Permanent Magnet Synchronous Motor Driven by PWM Inverter

Katsuhiro Hoshino, Hitachi Automotive Systems, Ltd.

[JFT069] Performing Harmonic Loss Calculations Accounting for Current Control with JMAG-Designer and JMAG-RT

This document describes how to calculate the harmonic loss of a current controlled (PWM controlled) PM motor at a high speed using JMAG-RT models.

[JFT070] Creating Efficiency Maps Using JMAG-Designer (Accuracy Priority)

This document describes methods for creating an efficiency map using a JMAG-Designer efficiency map study (accuracy priority).

[JFT058] Creating Efficiency Map Using JMAG-Designer(Speed Priority)

This document describes how to create efficiency maps using a JMAG-Designer efficiency map study (prioritizing speed).

[JFT071] Creating User-Defined Calculation Components

This document describes methods for creating user-defined calculation components.

[JFT067] Preview of Output Electromagnetic Force Using the Multi-Purpose File Export Tool

In order to perform multiphysics analysis, it is necessary to output JMAG data in the data format of the destination software. A multi-purpose file export tool is available as a w…

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

In this example, an IPM motor as a JMAG-RT model is captured in a control/circuit simulator, and radial forces acting on the teeth during motor driving is monitored while changing…

[JFT059] How to Account for Harmonic Current (JMAG-RT)

This document explains how to use harmonic current waveforms in magnetic field analyses when obtained from running circuit simulation using plant models (JMAG-RT models).

[L-MB-33]Supporting Motor Drive Development with a JMAG-MATLAB/Simulink Coupling

Together with Mathworks, the company that develops MATLAB/Simulink (hereafter referred to as "Simulink"), JMAG strongly supports model-based development (hereafter referred to as …

[L-MB-32] Simulating Responsiveness of Electric Machinery During Control with High Accuracy Using a Direct Coupling Analysis

For machines requiring high-speed responsiveness for controllers such as solenoid valves and injectors, level of accuracy required in simulation have increased following the advan…

[W-MB-63] Method for Determining the Optimum Resolution of JMAG-RT Model

In recent years, with the shortening of the development cycle, the application of model-based development (below, MBD) is progressing.

[L-MU-93] JMAG/Adams/Simulink Coupled Vehicle Drive Simulation

Generally, it is said that drive motors used in electric cars have less vibration than engines, however, vibration caused by torque ripple may be transmitted to the entire vehicle…

[L-MU-92] JMAG/Particleworks Coupled Motor Cooling Analysis

Motor temperature control is an important issue. Due to temperature rise, demagnetization occurs in PM motor magnets leading to a loss of high efficiency.

[L-OP-26] Reducing License Costs for Multi-Case Calculations

A new license system has been implemented to lower license costs for multi-case calculations, such as parametric analyses, optimizations, and JMAG-RT model generation.

[L-MU-91]NVH analysis of EV drivelines with JMAG and RomaxDESIGNER

NVH is the one of most critical issues in the drivelines development of EV/ HEV. There are several points to be considered for the NVH analysis of the driveline. To evaluate the N…

[L-MU-07]Multiphysics Analysis by Linking with Specialized Tools

Multiphysics analyses are effective for simultaneously evaluating and resolving issues such as structural intensity, heat generation, vibration, and noise issues at the magnet des…

MBD