KS B ISO 8927-2012 Earth-moving machinery-Machine availability-Vocabulary《土方机械 机器的可用性 词汇》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B ISO 8927 KS B ISO 8927:2012 2012 12 17 http:/www.kats.go.krKS B ISO 8927:2012 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : :2002 11 18 :2012 12 17 2012-0718 : :(TC 127/SC 1, 2, 3, 4, TC 195) ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS B ISO 8927:

2、2012 i ii 1 1 2 1 3 .1 3.1 1 3.2 1 3.3 2 3.4 3 3.5 5 3.6 6 A( ) 10 A.1 .10 A.2 .10 A.3 .11 KS B ISO 8927:2012 ii 1991 1 ISO 8927, Earth-moving machinery Machine availabilityVocabulary . KS B ISO 8927:2012 Earth-moving machinery Machine availability Vocabulary 1 . A . 2 . . ( ) . KS B ISO 6165, 3 3.1

3、 3.1.1 . 3.2 3.2.1 . , , . , , , . . 3.2.2 3.2.3 . . KS B ISO 8927:2012 2 3.2.4 ; (Ai) . MTTRMTBFMTBFi+=A MTBF: (3.6.28) MTTR: (3.6.13) 3.2.5 ; (Ao) . MDTMUTMUTo+=A MUT: (3.6.3) MDT: (3.6.8) 3.2.6 , . 3.3 3.3.1 . 3.3.2 , . 3.3.3 . Ro Rik Ro : Ri : (3.3.2) k : ( k 1) 3.3.4 . KS B ISO 8927:2012 3 , ,

4、MTBF . 3.4 3.4.1 . 3.4.2 , , , , . 3.4.3 , . 3.4.4 . 3.4.5 , , . 3.4.6 . 3.4.7 . 3.4.8 . 3.4.9 . 3.4.10 . 3.4.11 , . KS B ISO 8927:2012 4 3.4.12 , , . 3.4.13 . 3.4.14 8 . 3.4.15 8 . 3.4.16 . 3.4.17 . 3.4.18 . 3.4.19 . 3.4.20 . 3.4.21 (MFR) TOTTNFMFR = TNF: TOT: (3.6.5) 3.4.22 ( ) . KS B ISO 8927:201

5、2 5 3.4.23 . 3.4.24 , . 3.5 3.5.1 , . 3.5.2 . , . 3.5.3 . , . 3.5.4 . 1 . 2 . 3.5.5 . . 3.5.6 . . 3.5.7 . . . a) KS B ISO 8927:2012 6 b) , c) d) 3.5.8 . ( ) ( ) . 3.5.9 ( ) . 3.5.10 ( ) 3.5.11 , , . 3.5.12 . . 3.5.13 , . 3.5.14 . 3.5.15 ( , ) . 3.6 3.6.1 . 3.6.2 . KS B ISO 8927:2012 7 1 . 2 . 3.6.3

6、. 3.6.4 ; . 3.6.5 . 3.6.6 . 3.6.7 . , , . 3.6.8 . 3.6.9 , . 3.6.10 , . 1 . 2 . 3.6.11 . . 3.6.12 . KS B ISO 8927:2012 8 1 - . 2 . 3 . 3.6.13 . 3.6.14 . , . 3.6.15 . 3.6.16 , . 3.6.17 , . 3.6.18 . 3.6.19 . . 3.6.20 . , . 3.6.21 . , . KS B ISO 8927:2012 9 3.6.22 . , , . 3.6.23 . 3.6.24 . 3.6.25 . 3.6.

7、26 . 3.6.27 3.6.28 . (MTBF) . NFTOTMTBF = TOT: (3.6.5) NF : 3.6.29 . 3.6.30 . 3.6.31 - ( ) . KS B ISO 8927:2012 10 A ( ) A.1 , . A.2 A.2.1 A.1 . . . A.1 A.2.2 . . ( A.2 ). . A.2 2 4 3 5 1 6 KS B ISO 8927:2012 11 A.3 A.3.1 A.2 . A.3 . . . , . A.3 . . A.3 A.3.2 A.3.2.1 A.4 . . , , . A.4 A.3.2.2 . A.5

8、, . 12 53 4 KS B ISO 8927:2012 12 2 3 4 5 6 7 8 1 9 10 11 12 13 14 15 16 17 . A.5 A.3.3 A.2.2 . A.6 . . A.6 . , . 1 : 2 : 3 : ( ) ( )12 34 56 7 89 10 KS B ISO 8927:2012 13 A.3.4 A.7 . . A.7 10 119 8 7 6 3 4 12 13 14 5 2 1 153787 1 92 3(16) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS B ISO 8927:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Earth-moving machineryMachine availabilityVocabulary ICS 01.040.53; 53.100

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