KS B ISO 9249-2012 Earth-moving machinery－Engine test code－Net power《土方机械 发动机试验方法 有效马力》.pdf

1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B ISO 9249 KS B ISO 9249:2012 2012 12 17 http:/www.kats.go.krKS B ISO 9249:2012 : ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ：2002 12 21 ：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 9249:

2、2012 i ii 1 1 2 1 3 , , .1 4 3 5 3 5.1 .3 5.2 .3 6 .3 7 .4 8 4 9 .5 A( ) KS R ISO 14396 .6 A.1 .6 A.2 .6 8 KS B ISO 9249:2012 ii 2007 3 ISO 9249, Earth-moving machinery Engine test code Net power . KS B ISO 9249:2012 Earth-moving machinery Engine test code Net power 1 KS B ISO 6165 , . . a) ( ) b) .

3、 KS R ISO 14396 . ( ) , KS R ISO 14396 . A , . 2 . . ( ) . KS B ISO 6165, KS R ISO 14396, ISO 8178 KS R ISO 15550, 3 , , KS R ISO 15550 . 3.1 (declared engine speed) “ ” . KS B ISO 9249:2012 2 3.2 (declared power) , “ ” . 3.3 (engine adjustment) , , , . . 3.4 (engine speed) 3.5 (fuel delivery) ( ) 3

4、6 (load) “ ” “ ” , . “ ” . “ ” “ ” “ ” , . 3.7 (net power) KS R ISO 15550 1 2 3 ( ) . 3.8 (net torque) KS R ISO 15550 1 2 3 ( ) 3.9 (power correction) , KS B ISO 9249:2012 3 , (KS R 15550 7. ). 4 KS R ISO 15550 5. . 5 5.1 KS R ISO 15550 6.3 2 . 5.2 KS R ISO 15550 6.3.4 . a) KS R ISO 15550 1( ) 3 .

5、 . 25 ( ) . b) . . . 1) , 2) 3) 4) 5) KS B ISO 15550 , . 1 , , , ON-OFF , . ( , ). 6 KS R ISO 15550 7. . 1.0 . , (KS R ISO 15550 5. ) KS R ISO 15550 7.3 7.4.2 ( ) . KS B ISO 9249:2012 4 . 9. . 7 KS R ISO 15550 9.2.2.1, 9.2.2.2 9.2.2.3 . 1 . 1 (KS R ISO 15550 ) a) kPa b) kPa c) kP Pa a) K b) K c) /

6、K d) ： K e) ： / K K , T t T 273.15 t . . 8 KS R ISO 15550 13 2 . KS B ISO 9249:2012 5 2 , KS R 15550 6.2 b) KS R 15550 1 a 1 kW 2 kW 3 kW Pa KPa bmL3 , T t T 273.15 t . . a ( , ) . b . 9 . 2 % 0.3 kW , 4 % . KS B ISO 9249:2012 6 A ( ) KS R ISO 14396 A.1 KS R ISO 14396 KS R ISO 15550 KS B ISO 8178 .

7、KS R ISO 14396 , KS R ISO 15550 . KS R ISO 14396 . A.2 KS R ISO 14396 . , ( ) , ( ) 2 (KS R ISO 15550 5. ) . 9. . ( ) A.1 A.1 . A.1 ar/min 1 000 1 400 1 500 1 800 2 200 2 400KS B ISO 8178(KS R ISO14396) 36.7 58.6 62.5 72.4 79.5 80.5 ( ) 0.2 0.6 0.7 1.2 2.2 2.8 (kW) ( ) 36.5 58.0 61.8 71.2 77.3 77.7

8、aKS B ISO 8178 KS B ISO 9249:2012 7 CNP , kW ES , r/min FP , kW GP , kW (KS R ISO 14396 , ) P , kW A.1 KS B ISO 9249:2012 8 1 ISO 2710 1, Reciprocating internal combustion engines Vocabulary Part 1： Terms for engine design and operation 2 KS R ISO 7876 1, 1： 3 KS R ISO 8178( ), 153787 1 92 3(16) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS B ISO 9249:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Earth-moving machinery Engine test codeNet power ICS 53.100