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RETROFITTING THE ACCELERATING MAGNET OF THE MGC-20 CYCLOTRON

Arab Journal of Nuclear Sciences and Applications • 2009
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Publication Information
Authors G. M. Sarhan, A. A. Hagras, Sh. M. Saad
Keywords MGC-20 cyclotron, Sinusoidal PWM converters, unity power factor converters, DSP applications
Journal Arab Journal of Nuclear Sciences and Applications
Publisher Not Available
Volume 44(1)
Issue Not Available
Pages 43-53
publication.type International
Paper Link Not Available
Supplementary Materials Not Available
Abstract
This paper suggests a retrofitting scheme for the accelerating magnet of the MGC-20 cyclotron owned by the Egyptian Atomic Energy Authority AEAEG. The main coil of this magnet and the accompanied corrector coils are to be equipped with new better quality power supplies based on a high performance Digital Signal Processor and highly efficient PWM converters. This paper can represent a partial proposal of an overall project to modernize
and upgrade the replaceable cyclotron systems aiming at improving its performance and maximizing its economical and research profit. Digital simulation presented proves effectiveness and quality expected from the suggested scheme in adjusting magnet currents and consequently obtaining better results in final beam extraction and pointing to irradiated target.