Transformer / Reactor
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Power Supply Technology Co., Ltd.
PST is a specialized manufacturer that develops, designs, manufactures and sells power supplies and magnet rolls. In this interview, we talk with the team from the PST MG Design S…
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[L-TR-44] Winding Vibration Analysis of a Power Transformer
Winding vibration originating from a transformer is a vibration phenomenon that uses Lorentz force as the vibration force, which occurs when leakage flux from the winding acts on …
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[JAC060] Superimposed Direct Current Characteristic Analysis of a Reactor
This Application Note explains a case example that obtains the superimposed direct current characteristics of a high-frequency reactor when the gap width is changed.
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[JAC148] Loss Analysis of a Power Transformer (Flyback Converter)
A magnetic field analysis simulation based on the finite element method (FEM) can precisely evaluate the complex loss distributions of the coil and core, so it is optimal for an a…
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[JAC203] No-Load Test Analysis of Power Transformer
This example focuses on modeling in the analysis of no-load tests in JMAG and obtains the magnetic flux line, current, excitation conductance, and excitation susceptance that can …
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[L-SE-163] High Performance Massive Case Calculations
Taking the traction motor, auxiliary motor, and reactor as models to be analyzed, presented in this report is the performance for simultaneously running 100 cases by using Power S…
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Stray Loss Analysis of Large Power Transformer Using 3D Magnetic Field Analysis
Masaki Sakuma, Fuji Electric Co., Ltd.
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[W-SE-94] Improving Automatic Mesh Generation Speed for 3D Solid Models
Magnetic field simulation tends to be run as a large-scale analysis lately, being backed by the remarkable performance improvement of the computer. JMAG features a high-performanc…
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[W-MA-100] Introducing the Detailed Analysis Method for Electromagnetic Steel Sheet for High-Precision Loss-Assessment
Here, we use a simple example and consider the significance of taking into account the eddy currents and magnetic hysteresis during magnetic field analysis.
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[JAC235] Reactor Core Stray Loss Analysis
In this example, reactor core stray loss is described.
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[W-SE-99] High Speed Magnetic Field Analysis with SMP Solver
The parallel solver is one way to run magnetic field analysis at high speed. JMAG has an SMP-parallel solver that can easily be used with a single click on the computer.
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Application of Electromagnetic Field and Structural Coupled Analysis to Transformer
Hayato Naojima, Fuji Electric Co., Ltd.
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[JAC107] Current voltage characteristics analysis of flyback converters
In this example, this case study obtains the current waveform of the primary / secondary winding and the core magnetic flux density distribution, current density distribution insi…
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[JAC032] Analysis of a Transformer
In this example, the use of a magnetic field analysis to evaluate changes in the secondary voltage caused by load variations in a low frequency transformer.
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3D Design of Magnetic Components by Gaussian Kernel Regression -Forward Design and Inverse Design-
Yuki Sato, Texas Instruments Japan Limited
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3D Magnetic Field Analysis of Large Power Transformer Using Transient Analysis
Yasuhisa Ito, MEIDENSHA CORPORATION
