

Type of Document Dissertation Author Joseph, Daniel Scott Author's Email Address dajoseph@math.vt.edu URN etd-04262001-125037 Title Parameter Identification for the Preisach Model of Hysteresis Degree PhD Department Mathematics Advisory Committee
Advisor Name Title Rogers, Robert C. Committee Chair Beattie, Christopher A. Committee Member Borggaard, Jeffrey T. Committee Member Rossi, John F. Committee Member Wheeler, Robert L. Committee Member Keywords
- Least squares
- scalar model
- Preisach measure
Date of Defense 2001-04-24 Availability unrestricted Abstract Hysteresis, defined as a rate independent memoryeffect, is a phenomenon that occurs in many
physical systems. The effect is sometimes
desired, sometimes a nuisance, sometimes cata-
strophic, but in every case we must understand
hysteresis if we are to better understand the
system itself.
This work introduces a method of parameter
identification for the Preisach model of hyster-
esis. This identification method is explored
in both the setting of non-singular measures
and the setting of singular measures.
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