信頼性工学の背景 - fml.t.u-tokyo.ac.jp

1 RBM( ) JIS( ) ( ) ( ) 1. 2. ( ) 3. 4. As Low As Reasonably Practicable ALARP ALARP 6 (ISO/IEC 51) ALARP 7 RBM JIS YESYESNONO 10 ( )

2 : 11 13 80-20 BC DE F G HI J KL MN OPQR S 14 M x 15 API 581-2008 ( ) API 580-2008 ( ) ASME PCC-3-2007 ( ) HPIS Z 106-2010 ( ) HPIS Z 107-2010,2011 ( ) RIMAP CWA 15740-2008 USA EU 16 HPI-Z106 API580 2nd Edition 17 RBM JIS 2008 4 2010 3 ( ) 2010 4 2013 3 ( ) 19 2013 4 2015 3 ( ) JIS 2014 6 2016 3 ( ).

3 General principles on reliability for structures ISO2394 Third edition ISO 8686-1(1989) [Cranes-Design principles for loads and load combinations:Part1 General ISO 8686-2(2004) [Cranes-Design principles for loads and load combinations:Part2 Mobile cranes JIS 21 22 JIS ISO2394:1998 General principles on reliability for structures ISO ( ) LRFD.]]

4 Load and Resistance Factor Design )(,),(),(2211nnxfxfxf =0212211)()()(GnnnfdxdxdxxfxfxfP 0ffPP=24 0),,,(21 nxxxG nxxx,,,21 ),,,(21nxxxG X Y G(X,Y)<0 G(X,Y)>0 25 G(X,Y)=0 ),,,(21niiXXXgZ = 26 PSF xiilix *=xi*:MPP MPP:Most Probable Point PSF PSF *ixisix = 0),,,(2211> snnllxxxG ( ) 28 API/ASME, Fitness-For-Service, API579-1/ASME FFS-1 2nd edition (2007) HPIS Z 109TR:2016 JCAS 2016 29 JIS B 9955.

5 2017 1 2 3 4 5 6 7 8 9 10 A( ) B( ) C( ) D( ) E 31 JIS JIS ISO2394 JSME RBM JIS (HPI) MLR(Metal Loss assessment based on Reliability) 2012 4 FFS( ) 35 (a) (b) (c) 2012 2 2014 2 HPIS Z 109TR:2016 Vol.

6 52(2014) No. 2 ASME PVP Conference 2017(Hawaii) MAWPr RSFMAWPRSFRSFMAWPar=MAWPMAWP=r aRSFRSFfor aRSFRSFfor<MAWP aRSF ppRSFg =bi g=0 g>0 g<0 C 40AA90040LL -ALCtamuni t: [ mm] CTest pipe , LL (mm) , LC (mm) , C ( ) , tam (mm) , tmm (mm) 28 28 15 85 85 45 170 170 90 255 255 135 255 15 255 135 C C D RBM JIS.

7 H17 H19 H19 HPIS F102 (H22) (H22-11) H22/1 (H22-12) HPIS F101 H20/12 WG1 HPIS Z106 (H22) (H14~) WG2 : HPIS Z107 RBM (H22) H28 H29 , , , , , , , RBM JIS 5 ( ) 10 ( LP )

8 27 3 Risk-Based-Approach ( : ) ( ) < >