Search results：coil
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[L-HT-210] Evaluation of Temperature Variations in Motor Parts During the Drive Cycle
OverviewMotor development must pursue a wide range of performance and other requirements from greater miniaturization, higher efficiency and heat management to reductions in costs…
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[L-OP-190] Standalone Simulations to Evaluate Magnetic, Thermal, Structural, and Control Designs
This case study runs an optimization on the initial nabla-shaped IPM drive motor design to maximize torque and minimize magnet mass for greater fuel economy during the WLTC drive …
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[L-HT-203] Efficiency Map Evaluations Accounting for Continuous Operation Characteristics
This case study creates an efficiency map for the continuous operation of a nabla-shaped IPM motor that takes into account the temperature constraints. The analysis shows the moto…
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[L-OP-187] Multi-disciplinary Evaluation for Optimal Design Without Rework
In this case study, we optimize a wound field synchronous motor (EESM) with two objective functions - average efficiency under the WLTC driving cycle and maximizing torque.
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[L-OP-188] High-Speed Large-Scale Design Space Exploration Using Surrogate Model-Assisted Optimization
In this case study, we used JMAG to optimize the geometry of an induction heating coil with surrogate models.
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[L-MA-185] Virtual Prototyping Enables Immediately to Validate the Machine Performance
In this case, invisible losses were confirmed at the operating point in the high-speed range (12,000 rpm), where phenomena are complicated by weak field magnetization and high fre…
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[L-HT-184] Cooling Performance Evaluation for Motor Magnetic Design
Industrial motors, especially those with high power density, must take the cooling performance into account even for the magnetic performance with cooling. To improve the magnetic…
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[L-SE-59] Detailed Modeling for Harmonic Loss Analysis
In IPM motors driven by PWM inverters, eddy current losses occur due to carrier higher harmonics. For higher efficiency, it is important to evaluate higher harmonic loss at design…
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[L-HU-168] Fast Solving of Large Scale Model Using Massive Parallel Processing
One option for accurate loss analysis is 3D analysis. However, the number of elements often reaches into the millions, limiting its use in terms of calculation cost. In order to i…
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[L-MO-09] Easily Creating Complex Coil Ends Geometry in a Template
The introduction of square wire coils and higher motor speeds no longer allow coil AC losses to be ignored as a loss factor. Coil AC losses are caused by the skin effect and prox…
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[L-HU-08] Complex 3D Models to FEA Models Within Short Timeframes
Amounts of processing required will increase proportionately to the number of parts. By applying parallel processing, mesher processing speed increases, and mesh generation time i…
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[L-HU-01] High Performance Parallel Solver Analyzing Complex Phenomena in Rotating Machines As Is
JMAG's high parallel solver exhibits high performance and has answers to a wide range of problems for in practice.
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[L-MO-115] Performance Evaluation of Induction Motors Using Efficiency Maps
To analyze an induction motor's maximum efficiency, the voltage and slip is varied to find the combination with the highest efficiency.
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[L-SE-116] Accuracy Improvement of Electromagnetic Force Calculation Using Correction
In precision equipment analysis that requires high accuracy of operation, high accuracy is also required for the minute electromagnetic force generated by leakage flux and so on.
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[L-OP-107] Parameterize the Number of Poles and Slots
In the initial stage of motor design, combinations of various motor types, numbers of poles, and numbers of slots are considered to find a design that meets the requirements. When…
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[L-MO-106] Prototype and Performance Evaluation with Model-based Efficiency Map (Accuracy Priority Mode)
The maximum efficiency of the drive motor for EV vehicles exceeds 95%. As further efficiency improvement is in the order of 1%, the efficiency error with the actual machine in the…
