BS EN 13068-1-2000 Non-destructive testing - Radioscopic testing - Quantitative measurement of imaging properties《无损检验 射线检验法 成像性能的定量测量》.pdf

1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN 13068-1:2000 The Eu

2、ropean Standard EN 13068-1:1999 has the status of a British Standard ICS 19.100 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Non-destructive testing Radioscopic testing Part 1: Quantitative measurement of imaging propertiesThis British Standard, having been prepared under t

3、he direction of the Electrotechnical Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 March 2000 BSI 03-2000 ISBN 0 580 35680 9 BS EN 13068-1:2000 Amendments issued since publication Amd. No. Date Comments National foreword This British Stand

4、ard is the official English language version of EN 13068-1:1999. The UK participation in its preparation was entrusted to Technical Committee WEE/46, Non-destructive testing, which has the responsibility to: aid enquirers to understand the text; present to the responsible European committee any enqu

5、iries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The Bri

6、tish Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A Briti

7、sh Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front

8、 cover, an inside front cover, the EN title page, pages 2 to 22, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued.(8523($167$1$5 1250(8523e(11( (8523b,6RUJDPPDUDFRQYHUVLRQGHYLFHZKLFKWUDQVIRUPVWKHUDGLDWLRQUHOLHILQWR

9、 DQRXWSXWVLJQDO6IRUQXPHULFDORURSWLFDOSUHVHQWDWLRQVHH)LJXUH,PDJHSURFHVVLQJVVWHPVFDQEHSDUWRI WKHLPDJLQJGHYLFH,QWKHFDVHRIYLVXDOHYDOXDWLRQLWLQFOXGHVWKHGLVSODXQLW,QFDVHVRIIXOODXWRPDWHG LPDJHHYDOXDWLRQVVWHPVWKHGLVSODXQLWLVQRWSDUWRIWKHVVWHP .H 5DGLDWLRQVRXUFH 2EMHFW 5DGLDWLRQFRQYHUVLRQGHYLFH 2XWSXWVLJQDO ,

10、PDJHSURFHVVLQJ LVSODXQLW )LJXUH7SLFDODUUDQJHPHQWRIDQLPDJLQJGHYLFH3DJH (1 %6, )RUWKHVSHFLILFDWLRQRIWKHLPDJLQJSURSHUWLHVRILPDJLQJGHYLFHVWHUPVDQGSDUDPHWHUVRILQIRUPDWLRQWKHRU DQGUDGLRJUDSKLFWHVWLQJDUHXVHG7KHSDUDPHWHUVLQ7DEOHGHILQHWKHLPDJHTXDOLWRILPDJLQJGHYLFHV ,QVRPHGHVFULSWLRQVRILPDJHTXDOLWSDUDPHWHUVWK

11、HWHUPVLJQDOWRQRLVHUDWLR615LVXVHG:LWKLQWKH PHDQLQJRILQIRUPDWLRQWKHRU615LVWKHUDWLRRIWKHDFWXDOSDUWLDOVFDOHVLJQDO 6WRUPVYDOXH 6 506 RIWKH RYHUODQRLVHVLJQDOVHH)LJXUH D6LJQDO )LJXUHHWHUPLQDWLRQRI 6DQG 6 506 IURPRXWSXWVLJQDO 6 0HDVXUHPHQWRILPDJHTXDOLWSDUDPHWHUV 3ULQFLSOH UDWXEHUDHTXLSPHQW,QRUGHUWRJXDUDQWHH

12、DGHILQHGUDGLDWLRQTXDOLWWKHUDGLDWLRQILOWHULQJVKDOOEHXVHG DVJLYHQLQ7DEOH7KHWXEHFXUUHQWVKDOOEHDGMXVWHGWRJLYHDGRVHUDWHRIP*PLQP*PLQ P*PLQRUP*PLQDWWKHLQSXWSODQHRIWKHFRQYHUVLRQGHYLFH 7DEOH5DGLDWLRQILOWHULQJIRUVVWHPPHDVXUHPHQW 7XEHYROWDJH N9 5DGLDWLRQILOWHUWKLFNQHVVDQGPDWHULDO D PP $O $O UDGHWHFWRUVVKRXOGKD

13、YHDVXIILFLHQWSHULRGRIXVHHJIRU;UDLPDJHLQWHQVLILHUV*EHIRUHWKH PHDVXUHPHQWVDUHPDGH LVSODXQLWDQGLPDJHSURFHVVRU )RUDVVHVVPHQWRIGLVSODXQLWVDQGLPDJHSURFHVVRUVWKHIROORZLQJSURFHGXUHLVUHFRPPHQGHG $EDUSDWWHUQLVJHQHUDWHGEDQHOHFWURQLFWHVWSDWWHUQJHQHUDWRUDFFRUGLQJWRWKHUHTXLUHPHQWVRIIRU PHDVXULQJHTXLSPHQWDFFRUGLQJ

14、WR(1DQG(17KHJHQHUDWRUVKDOOEHDEOHWRSURGXFH YHUWLFDOEDUVXSWRWKHOLPLWLQJEDQGZLGWKRIWKHGLVSODXQLWRULPDJHSURFHVVRU 7KHEDUSDWWHUQLVGLVSODHGRQWKHLPDJHGLVSODXQLW)RUHYDOXDWLRQDVPDOOVHFWLRQPDRIWKHWRWDO GLVSODDUHDLVSLFNHGXSEDQRSWLFDOVHQVRU7KHUHVXOWLVGLJLWLHG6XLWDEOHRSWLFDOVHQVRUVDUH79 FDPHUDVRUOLQHDUOLQHVFDQFD

15、PHUDV7KHPDJQLILFDWLRQVFDOHVKDOOEHDWOHDVW7KHUHIRUHDWOHDVW SLHOVLQWKHIUDPHEXIIHUDUHDYDLODEOHIRUWKHSUHVHQWDWLRQRISLHORQWKH79PRQLWRU%HDWLQJHIIHFWV EHWZHHQWKHSLHOIUHTXHQFLHVRIWKHGLVSODXQLWDQGFDPHUDFDQEHFRPSHQVDWHGEVLJQDOLQWHJUDWLRQ 0HDVXUHPHQWSURFHGXUHV &RQYHUVLRQGHYLFH 6KDUSQHVVVSDWLDOUHVROXWLRQ ,Q RUGH

16、U WR FKDUDFWHULH WKH VVWHP VKDUSQHVV WKH IROORZLQJ WKUHH LPDJH TXDOLW SDUDPHWHUV VKDOO EH PHDVXUHG D,QKHUHQWXQVKDUSQHVV )RUPHDVXUHPHQWRIWKHLQKHUHQWXQVKDUSQHVV 8 L VHHHTXDWLRQDQLQWHQVLWVWHSIXQFWLRQVKDOOEH SURGXFHGEDVKDUSHGJHRIDEVRUEHQWPDWHULDO)LJXUH7KHLPDJHRIWKHHGJHVKDOOEHORFDWHGLQWKH FHQWUHRIWKHLQSX

17、WVFUHHQSHUSHQGLFXODUDQGKRULRQWDOWRWKHUHDGRXWOLQHRIWKHGHWHFWRU7KHUDGLDWLRQ LQWHQVLWVKDOOEHDGMXVWHGEWKHWXEHFXUUHQWDFFRUGLQJWRWKHVHOHFWHGYDOXHVDVJLYHQLQ,QRUGHUWR UHGXFHWKHHIIHFWRIVFDWWHUHGUDGLDWLRQWKHLQSXWVFUHHQVKDOOEHFRYHUHGEDEVRUELQJPDWHULDOZKHUHE DSSURLPDWHORIWKHLQSXWVFUHHQVKRXOGEHLUUDGLDWHGRQO3DJH

18、(1 %6, 7KHVVWHPVKDOOEHDGMXVWHGVXFKWKDWWKHRXWSXWVLJQDOVKRZVDEODFNWRZKLWHVLJQDO(GJH6SUHDG )XQFWLRQ(6)ZLWKDPLQLPXPVLJQDODPSOLWXGHRIRIWKHPDLPXPHOHFWURQLFVLJQDODPSOLWXGHDQGDQ RYHUVKRRWOHVVWKDQ7KHLQKHUHQWXQVKDUSQHVVLVSURSRUWLRQDOWRWKHULVHWLPH W U RIWKHHGJHVSUHDG IXQFWLRQ,IWKHUHLVDQDGMXVWDEOHGLDSKUDJPWKHVH

19、WWLQJVKDOOEHVWDWHGLQWKHSURWRFRO $ VHFRQG PHDVXUHPHQW ZLOO JLYH WKH YDOXH IRU WKH VFDOH IDFWRU V F LQ RUGHU WR FDOFXODWH WKH LQKHUHQW XQVKDUSQHVVLQPLOOLPHWUHV)LJXUH7KHHGJHVKDOOEHVXEVWLWXWHGEDWHVWLQGLFDWRUZLWKZHOONQRZQ OHQJWK O DQG WKH FRUUHVSRQGLQJ GLPHQVLRQ WLPH LQWHUYDO IRU DQ RXWSXW VLJQDO O VKDOO

20、 EH PHDVXUHG VHHHTXDWLRQ 8 L V F W U ZLWKRYHUVKRRW ZLWK W U W (6) W (6) E6SDWLDOPRGXODWLRQWUDQVIHUIXQFWLRQ07) 7KHVWDUWLQJSRLQWIRUWKHFDOFXODWLRQRIWKH07)LVWKHHGJHVSUHDGIXQFWLRQIURPWKHIRUPHUXQVKDUSQHVV PHDVXUHPHQW)LJXUH7KHHGJHVSUHDGIXQFWLRQVKDOOEHGLJLWLHGZLWKKLJKUHVROXWLRQDQGVWRUHGLQD FRPSXWHU 7KHVDPSO

21、LQJ WKHRUHP VKDOO EH FRQVLGHUHG ,Q WKH QHW VWHS WKH (6) VKDOO QXPHULFDOO EH GLIIHUHQWLDWHG LQ RUGHU WR JHW WKH /LQH 6SUHDG )XQFWLRQ /6) 7KH PDJQLWXGH VSHFWUXP RI WKH )RXULHU WUDQVIRUPHG/6)ZLOOJLYHWKH07)RUDFRPPRQUHSUHVHQWDWLRQRI07)FXUYHWKHPRGXODWLRQ PIRUWKH VSDWLDOIUHTXHQF I /SPPVKDOOEHQRUPDOLHGWR P ,ISRVVLEOHWKHYHUWLFDO07)FDQEHGHWHUPLQHGE XVLQJWKHXQPRGLILHGJUHYDOXHVWDNHQIURPDGLJLWDOLPDJHSURFHVVLQJVVWHP F O 6 O F