17 May 2012

Electric rotating machines

The design and optimization of rotating actuators has became essential in a global context of an increasing demand of electric power with higher quality and efficiency standards in respect with new environmental requirements.To succeed in this challenging tasks, CEDRAT is there to help you with its leading simulation software’s suite.

 

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software CEDRAT Software Solution

Flux: 2D,3D, Skewed and dedicated overlays for electromagnetic, Thermal analysis with Finite Elements Method

SPEED:
Dedicated analytical software for motor electromagnetic pre-sizing 

Motor-CAD:
Dedicated analytical lumped network software for motor thermal analysis

Portunus:
Design of power electronics, Drive of electrical machines

GOT-It:
Optimization software coupled with Flux that allows finding efficiently the best configuration of 2D, 3D and Skewed models

application Applications

- DC, IM, SM, SRM, AXM…

- Machine drive, Power electronic systems

- Minimization of cogging torque, Minimization of electrical losses,…

domain Domains

Automotives, Aeronautics, Industries, Power Plants, Medical, Household appliances, …

parameters A complete various parameters influence to study

Flux: Electromagnetic quantities analysis and tuning to achieve performance, steady State study, Transient calculations, Starting, cogging torque, No load & short-circuit tests, Back EMF, Skin and proximity effects, Faults analysis, Multiphysics coupling to take into account whole Physics …

SPEED: Pre-Sizing of machines, Static & transient computations, Power balance …

Motor-CAD: Thermal steady state and transient analysis of machines, Different cooling methods, Thermal quantities to optimize the device …

Portunus: Power electronics and mechanics analysis and optimization, Behavioral studies…

GOT-It: Definition of continue and discrete parameters with different rounding grids, Use of design of experiments to determine the influence of each parameter on the required performances (objectives and constraints), Parametric study on analytical functions or functions derived from FEM

output Outputs

Flux: Equivalent scheme parameters values, Magnetic and thermal quantities distribution visualization, Eddy current distribution, Power losses, Power balance, iron losses, Dielectric and thermal quantities distribution…

SPEED: Design Sheet, Performance, Power Electronics computations, Static & transient computations …

Motor-CAD: Automatic thermal coefficients computation, Temperature distribution, Steady state values, Transient graphs …

Portunus: Electrical quantities and losses of the power electronics, Drive control characteristics, Mechanical quantities and losses …

GOT-It: Direct or indirect optimization with response surfaces, Optimum values of parameters, Robustness analysis of the optimum solution

advantage Advantages

Flux: Fast and precise solving, Scripting language for design automation, Overlays for easy definition of machines (geometry and mesh), Electrical and kinematic couplings, Easy multi parametric studies, SPEED files import capability, Multiphysics Capabilities, Skewed geometries avoid long 3D computation time…

SPEED: Fast solution, Dedicated design sheets & graphs …

Motor-CAD: Fast and precise thermal computations with temperature distribution, Curves, Easy to change physical definition like cooling method, Emissivity coefficient …

Portunus: Transient simulation, Flux-Portunus co-simulation …

GOT-It: Automated coupling GOT-It / Flux, Optimization of FEM boosted thanks to strategies based on design of experiments approach (Screening and Indirect optimization with response surfaces), Different levels of use

reference References

ABB, Alstom, General electric, Leroy Somer, Bernard & Bonnefond, Somfy, Electrogen, G2ELab, Maccon, Loockheed Martin, Valeo, …


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