在役管道CT检测仪

CT,(,215021):CT,CT,:;;:TG115.28+2:A:100026656(2001)0120023202CTIMAGINGFORTHEINSPECTIONOFINSERVICEPIPELINESGUBen-li,LIHong(SuzhouLabeauHighSci.Tech.Group,Suzhou215021,China)Abstract:CTimagingmethodfortheinspectionofinservicepipelineswasintroduced.Usingspecialreconstructionmethodandsemiclosed2typestructure,theerosionandinnerobstructofpipelinesweredetectedsuccessfully.Keywords:Imageprocessing;Pipeline;Radiographicinspection,,,,CT,,,,CTX,,,,C,,CT,CT,11.1,CT,(1),,:199920821011.2.3.4.,,,,,180,,180,,S2L(Shepp2Logan),1.2,,(,),,[1],,3223120011NDTVol.23No.1Jan.2001©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,G2P,,,[2],,n,,,,,,,,,(,,),,360(),,1.3256,,,,,,,,,2CT,UC137Cs,(),BGO(),,,,,,,,,,,,,,,,,,,,,2CT1.2.3.4.5.6.7.8.233,()()4,,()5,6(360)342:CT©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.20018,(),,()(MEMS)bkPLCbl,;45;Word97,A4,;,,;();,;,,,20013,EI,SCI,CA,SA,,:http:öö:200149129:110023:(024)2541532025681544:[phone]::[e-mail]45,,10%4,CT,6:[1],.[J].CT,1994,3(2):14-17.[2].[J].,1993,27(3):1-7.5223120011NDTVol.23No.1Jan.2001©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.