Next gen Electromagnetic Effects Simulation Software from ESI

Troy 04 Apr 00 ESI announced PAM-CEM 2000, its 3D Computational Electro-Magnetics (CEM) simulation software. PAM-CEM, provides realistic virtual testing of complex electromagnetic phenomena arising from the tremendous increase of electronic devices. Relying on physics-based simulation models created from CAD or CAE data, PAM-CEM analyses electromagnetic compatibility and interference phenomena. PAM-CEM enables easy visualization of the invisible electromagnetic world.

The latest release, PAM-CEM 2000 is now fully integrated intESI Group Virtual Try-Out Space, a state-of-the-technology solution for testing, validating and improving products and processes.

PAM-CEM could be of interest to the following markets:

From transportation ttelecommunications and electronics, all industries are concerned by electromagnetic interference. International regulation agencies, such as FCC in the United-States, try to reduce the overall electromagnetic pollution or prevent the use of devices and their related sub-systems from external or mutual perturbations.

Automotive manufacturers utilize electronics toperate everything from airbag tanti-look brakes. As automotive electronics systems will continue to become more complex, and design cycles for vehicles shorter, testing is becoming more and more critical for this industry.

Railway manufacturers, such as Alstom Transport, rely on PAM-CEM t simulate electromagnetic radiation from electric arcing produced by on/off switching of circuit breakers or by sliding contact between pantographs and catenary. Simulation of the electromagnetic environment in the driver's cabin, interference analysis from sub-systems, and evaluation of the overall radiation of a vehicle are just a few examples of problems manufacturers face today.

Telecommunications manufacturers can analyze the electromagnetic environment created by their equipment, from the emitting devices and their optimization, to the analysis of central exchanges and the simulation of cellular phones utilization in realistic conditions.

Electronics manufacturers have tensure a satisfactory behavior of their product from design tintegration in the final operating environment. Since reaching EMC (ElectroMagnetic Compatibility), compliance is becoming much harder due tthe increasing complexity of devices. PAM-CEM helps manufacturers tidentify relevant parameters and update existing EMC design rules.

Major features of PAM-CEM include:

Direct modeling of Maxwell equations governing the behavior of electromagnetic fields radiated or created by any complex geometry, featuring antennas, cable networks and radiating devices.

Importation of CAD geometry or existing meshes with any degree of complexity for an automatic mesh generation.

Fully explicit time procedure giving access tthe entire electromagnetic environment of the problem: induced currents or voltages, local or far radiated fields, and radiation patterns.

Advanced post-processing capabilities for validation purpose help user get a better understanding of the phenomena.

PAM-CEM analysis can be combined with other software packages such as tools specialized in cable harnesses.

Analysis of Electromagnetic Susceptibility (EMS) dealing with external aggressions, and Electromagnetic Radiation (EMR) of internal perturbation sources towards external space or between nearby devices are alsprovided.

PAM-CEM 2000 is available on UNIX workstations and servers from Compaq/DEC, HP, IBM, and SUN.

 


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