A method for the inspection and repair of a tube (10) includes electrical discharge machining an access hole (15) into the tube (10), optionally at or near the uppermost location on the tube, near the upper header; performing inspection of the tube, optionally using a visual or an eddy current inspection technique; providing an inner diameter flush-mounted plug insert (20) which has been machined for re inserting into the access hole (15); and attaching the plug insert (20) to the tube (10).
申请公布号
WO2006093899(A3)
申请公布日期
2007.11.22
申请号
WO2006US06918
申请日期
2006.02.28
申请人
ELECTRIC POWER RESEARCH INSTITUTE, INC.;COLEMAN, KENT;GANDY, DAVID WAYNE;FREDERICK, GREG;TILLEY, RICH
发明人
COLEMAN, KENT;GANDY, DAVID WAYNE;FREDERICK, GREG;TILLEY, RICH