TR
Transient Magnetic (3D)
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Magnetic Field and Thermal Analysis of Motors Using JMAG
Daiki Matsuhashi, MEIDENSHA CORPORATION
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Alternator Three-dimensional Analysis that Incorporates Rectifier Circuit
Yuji Naruse,Masao Ichikawa,Atsuo Ishizuka, DENSO CORPORATION,NIPPON SOKEN,INC.
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[JAC009] Sound Pressure Analysis of a Loudspeaker
This Application Note presents how the frequency characteristics of sound pressure can be obtained using the constant Lorenz force on the voice coil, regardless of the frequency.
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[JAC001] Torque Characteristic Analysis of a Three Phase Induction Motor
This Application Note introduces a case example of how to obtain the current density distribution of an auxiliary conductor and its rotation speed versus torque characteristics.
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[JAC002] Cogging Analysis of a PM Linear Motor
This note presents how to obtain cogging torque, a cause of thrust variation, and evaluate the thrust force and attraction force during drive.
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[JAC004] Sound Pressure Analysis of a Reactor
This Application Note shows an example of an evaluation of a reactor’s sound pressure when a part of a spacer has been removed.
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[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 …
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[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.
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[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.
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[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.
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[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…
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[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.
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[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…
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[JAC026] Braking Torque Analysis of an Electromagnetic Brake
This Application Note shows how to obtain the braking torque of an electromagnetic brake during drive.
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[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.
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[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…
