SETT ATT ALSTRA EN VIRVELSTROMSSIGNATUR AV EN SPRICKA I ETT ROR INVID EN INTILLIGGANDE DEL

摘要

A method for deriving the eddy current signature of a flaw in a tube proximate a contiguous member which is obscured in the composite signature of the flaw and contiguous member by subtracting from the composite signature a reference eddy current signature generated by a facsimile of the tube and contiguous member.