Vibration Analysis / Sound Pressure Analysis
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[L-VI-183] Evaluation of System-Level Vibration Caused by Motor Electromagnetic Forces and Torques
Motors are the power source that is incorporated into a system like eAxle, and the torque and electromagnetic force (excitation force) generated by the motor is transferred throug…
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Electromagnetic Vibration and Noise Analysis of Induction Motor Using JMAG and Actran for Realizing Virtual Prototyping
Hayato Naojima, Fuji Electric Co., Ltd.
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[JAC303] Geometry Optimization of a Motor Considering Vibration at System-level
In this document, the dimensional optimization of a single motor is performed to minimize the vibration at the system level.
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[JAC138] Vibration Analysis of an SR Motor
This Application Note presents an example of how to obtain the electromagnetic force generated in the stator core of an SR motor and evaluate the sound pressure by linking it to t…
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[L-MB-31] Monitoring Internal Condition of the Motor Using JMAG-RT Model
Quietness and safety are required from a motor as equipment such as electric vehicles and robots that utilize motors have been in great demand. For this reason, motor control is r…
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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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Investigation of the Effect on Electromagnetic Excitation Force Considering Dynamic Eccentricity in Ultra-High Rotation Motor
Takashi Maeda, ESTECH Corporation
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[JAC251] Alternator Vibration Analysis
In this example, the electromagnetic force generated in the stator core of a claw pole alternator is obtained, and acceleration is evaluated with an electromagnetic force - struct…
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Simple Motor Vibration Prediction Method and Vibration Suppression Appropriate Analysis Case Study
Isamu Nitta, NSK Ltd.
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Noise and Vibration Development for a Motor in Drive-Unit Using JMAG and ROMAX
Takashi Kawaguchi, Honda Motor Co., Ltd.
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[W-VI-97] Correlation Analysis for Matching Stiffness between Actual Machine and Analysis Model
If vibration can be estimated with high accuracy, the cost of prototype and testing can be reduced, and thus the reduction of the overall product development time is achievable.
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Electric Pump Vibration Analysis (Establishment of the Magnetic Field-Structural Coupled Analysis Method)
Takafumi Seki, Panasonic Corporation
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Vibration Prediction of Permanent Magnet Synchronous Motors by Aid of JMAG
Toru Mizota, YANMAR HOLDINGS CO., LTD.
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Application of Electromagnetic Field and Structural Coupled Analysis to Transformer
Hayato Naojima, Fuji Electric Co., Ltd.
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Topology Optimization of Electric Machines for E-mobility Applications
Bharadwaj Raghuraman/Shafigh Nategh, Volvo Car Corporation
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[JAC234] Vibration Characteristics Analysis of an Induction Motor
In this example, electromagnetic force generated in the induction motor stator core is obtained, and an example of evaluating sound pressure by linking it with the eigenmode of th…
