Transient Magnetic (3D)
[JAC089] Stiffness Torque Analysis of a PM Stepper Motor
This Application Note describes how the stiffness torque at 0.5 A of current can be calculated for a PM stepper motor.
[JAC080] Cogging Torque Analysis of an SPM Motor with Skewed Magnetization
This Application Note presents the use of a magnetic field analysis to obtain the flux density distribution, cogging torque, and induced voltage of an SPM motor that has skewed ma…
[JAC054] Analysis of the Cogging Force of a Moving Coil Linear Motor
This Analysis Note explains how to obtain the magnetic flux density distribution and cogging in a moving coil linear motor with skew applied to its magnets.
[JAC066] Operating Time Analysis of an Injector
This Application Note explains how to apply direct current voltage to a solenoid injector and obtain its response characteristics by accounting for effects from eddy currents.
[JAC065] Static Thrust Analysis of a Voice Coil Motor
This Application Note explains how to obtain the current characteristics and the translation position characteristics of the static thrust in a voice coil motor, which is a type o…
[JAC036] Operating Time Analysis of an Electromagnetic Relay
This Application Note presents the use of the motion equation function to evaluate the operating time of an electromagnetic relay that uses a DC voltage drive.
[JAC025] Analysis of a Claw Pole Alternator
This Application Note presents the use of an electromagnetic field analysis to evaluate the output capacity of a claw pole alternator operating at 1500 rpm while accounting for ed…
[JAC024] Cogging Torque Analysis of an SPM Motor with a Skewed Stator
This note presents the use of magnetic field analysis to evaluate the cogging torque of an SPM motor with a skewed stator.
[JAC026] Braking Torque Analysis of an Electromagnetic Brake
This Application Note shows how to obtain the braking torque of an electromagnetic brake during drive.
[JAC015] Cogging Torque Analysis of an SPM Motor with a Step Skewed Magnet
This Application Note presents the use of magnetic field analysis to evaluate the magnetic flux density distribution and cogging torque in each part of an SPM motor with a step sk…
[JAC029] Iron Loss Analysis of an SPM Motor with Overhanging Magnet
This Application Note presents the use of a no-load iron loss analysis of an SPM motor with and without an overhanging magnet.
[JAC039] Torque Analysis of a Three Phase Induction Motor Accounting for the Skew
This Application Note presents a comparison of the torque waveforms of three phase squirrel cage induction motors with and without torque, and introduces the effects of using skew…
[JAC027] Head Field Analysis of a Recording Write Head That Accounts for Eddy Currents
This Application Note shows how to obtain the responsiveness of recording head field that is generated in the magnetic head.
[JAC028] Magnetic Field Analysis of a Speed Sensor
This Application Note presents the use of magnetic field analysis to evaluate the variation of the voltage signal of a magnetic speed sensor for a range of air gap distances.
[JAC016] Analysis of a Hybrid Stepper Motor
This document introduces how the detent torque and stiffness torque can be calculated for a hybrid stepper motor.
[JAC011] Pull-in/pull-out Analysis of a PM Stepper Motor Using a Control Simulator and the JMAG-RT
This note presents how JMAG-RT can be used to calculate holding torque and coil inductance that varies with current. The result is the JMAG-RT motor model used as a reference for …