Finite element analysis of gradient z-coil induced eddy currents in a permanent MRI magnet

Journal of Magnetic Resonance

Volumn 208, Issue 1, 2011, Pages 148-155

  Li, Xia ^a   Xia, Ling ^a   Chen, Wufan ^b   Liu, Feng ^c   Crozier, Stuart ^c   Xie, Dexin ^d  

^a ZHEJIANG UNIVERSITY   (China)

^b SOUTHERN MEDICAL UNIVERSITY   (China)

^c UNIVERSITY OF QUEENSLAND   (Australia)

^d SHENYANG UNIVERSITY OF TECHNOLOGY   (China)

Author keywords

Eddy currents; Ferromagnetic materials; Finite element analysis; Permanent magnet MRI; Preisach model

Indexed keywords

CONDUCTING STRUCTURE; CURRENT GENERATION; EDDY CURRENT MODEL; EDDY CURRENT PROBLEMS; EDDY-CURRENT EFFECTS; FE MODEL; FINITE ELEMENT ANALYSIS; FINITE ELEMENTS; GRADIENT COIL; GRADIENT FIELDS; HYSTERETIC CHARACTERISTICS; IMAGE ENCODING; INDUCED EDDY CURRENTS; MAGNET STRUCTURE; MR IMAGES; MRI DEVICES; MRI MAGNETS; PREISACH HYSTERESIS MODEL; PREISACH MODEL; PULSED GRADIENTS; SIMULATION RESULT;

FERROMAGNETIC MATERIALS; FERROMAGNETISM; FINITE ELEMENT METHOD; MAGNETIC DEVICES; MAGNETIC HYSTERESIS; MAGNETIC RESONANCE IMAGING; PERMANENT MAGNETS; RESONANCE;

EDDY CURRENTS;

ARTICLE; COMPUTER AIDED DESIGN; COMPUTER SIMULATION; ELECTROMAGNETIC FIELD; EQUIPMENT; EQUIPMENT DESIGN; FINITE ELEMENT ANALYSIS; INSTRUMENTATION; MAGNETISM; METHODOLOGY; NUCLEAR MAGNETIC RESONANCE IMAGING; THEORETICAL MODEL;

COMPUTER SIMULATION; COMPUTER-AIDED DESIGN; ELECTROMAGNETIC FIELDS; EQUIPMENT DESIGN; EQUIPMENT FAILURE ANALYSIS; FINITE ELEMENT ANALYSIS; MAGNETIC RESONANCE IMAGING; MAGNETICS; MODELS, THEORETICAL;

EID: 78651286975     PISSN: 10907807     EISSN: 10960856     Source Type: Journal    
DOI: 10.1016/j.jmr.2010.10.017     Document Type: Article

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