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[L-MU-91] NVH analysis of EV drivelines with JMAG and Romax Nexus
NVH is the one of most critical issues in the drivelines development of EV/ HEV. There are several points to be considered for the NVH analysis of the driveline. To evaluate the N…
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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-MU-93] JMAG/Adams/Simulink Coupled Vehicle Drive Simulation
Generally, it is said that drive motors used in electric cars have less vibration than engines, however, vibration caused by torque ripple may be transmitted to the entire vehicle…
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[L-OP-109] Exploration of New Ideas Using Topology Optimization
The requirements for motor design are getting more advanced, satisfying torque ripple, line voltage limit, stress of core, as well as maximize the torque at low and high speeds. I…
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[L-MB-55] High Fidelity Behavior Models Generation for Control/Circuit Simulation using JMAG-RT
The electrification in the automotive industries produces many new components with the complicated circuit network. For example, the three phase motors have been commonly used in …
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[L-MB-36] Highly-Accurate Estimation of Motor Behavior Using Detailed Motor Characteristics Obtained from JMAG-RT
In order to achieve high responsiveness in motor control, it is necessary to accurately predict the behavior of a running motor. Since motor parameters used in observer models are…
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[L-OP-26] Reducing License Costs for Multi-Case Calculations
A new license system has been implemented to lower license costs for multi-case calculations, such as parametric analyses, optimizations, and JMAG-RT model generation.
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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-OP-03] Multi-Objective Optimization with JMAG
It is even possible to analyse the relationship between design variables and response values in a correlation graph by visualizing the design space from optimization calculation r…
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[L-OP-25] Utilizing JMAG in Cloud Services
More cloud services for CAE continue to be offered. This allows sufficient computational resources to be used when needed to perform analysis work.
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[L-MU-92] JMAG/Particleworks Coupled Motor Cooling Analysis
Motor temperature control is an important issue. Due to temperature rise, demagnetization occurs in PM motor magnets leading to a loss of high efficiency.
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[L-MO-77] Motor Concept Design with JMAG-Express and JMAG-RT Viewer
Within upstream system designs in a development process, elements that satisfy motor requirements are all roughly determined. This includes the rotor type, the number of poles, th…
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[L-MO-108] Motor Performance Evaluation Considering Control
At the motor component design stage, motor performance is evaluated using an ideal sinusoidal current.
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[L-SE-117] Dealing with Non-Conforming Mesh
In an analysis using FEA, the motion region and stationary region connection surface meshes are made to conform. To do this the step displacement is adjusted to be an integral mul…
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[L-OP-34] Using MATLAB’s Optimization Engine in JMAG
MATLAB is widely used in the engineering field, and the MATLAB Global Optimization Toolbox is often used for optimization calculations also.
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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.
