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(),,AbstractThroughthediscussionoftheplanofreformingthepushermotorin2050HotMillPlantofbaosteel,thearticlesummarizesandtheoreticallyanalyzesthemethodofselectingthesuitablespeedrangeoftheadjustable2speedmotor.Descriptorspusher,motor,ratedspeed,ratedpower,rotatingspeed1,,,(),,(1),,,,,4#,1T-n;P-n:,,,()(201900)2211205041997,37kW45kW,n0=980römin,490980römin,,,20504(2),,,i=1ö5618,G=45450kg,Wr=21500kg,v=012mös,v=014mös,r=01228m,r=0111m,L=0105,f=01001m,A=20,C=015,L=0101,G=0185:P=(GC)ö2=(45450015)ö2=113163kN2,:751999No162P+f1+f2=NcosAP2+NsinA=R1+WrPL5+WrL4+f1L6=R1L2f1=LR1f2=LR2L5L6,L5=L6=0,:R1=71190kNR2=286148kNf1=0172kNf2=2186kNN=124128kNNy=42151kN:WR=2Ny(rL+f)ö2r=24251(01110105+01001)ö01456=1121kN:W=P+WR+f1+f2=11363+121+72+286=118142kN:TL=WriG=1184201228(1ö5618)0185=560Nm:T0=974P0ön0=368NmTLn0=980römin,:P0=TLn0ö974=5614kWP0,37kW980römin212,:1P037kW75kWn0980römin980röminn9801960römin490980römini1ö1141ö5618TL283Nm560NmT0368Nm745NmT0-TL0045kW75kW,,,,,,,,,34,,,,,851999No16,,,,3715kW,50%,213,,,500römin600römin750römin,,,n0=740römin,n=490980römin,45kW():T0=974P0ön0=952NmT=974P0önmax=447Nm,490römin,012mös,980römin,014mös45kW,66%,,21422()()(),,,,,32S,,,:,,,,(:1999207205)(56)[2],1P1Gu,A1Kusial1Concurrentengineering1Metho2dologyandapplications1Elseviersciencepublishers,199312Bill1Boswell1Digitalprototypingandproductvisualiza2tionarerevolutionizingthewaythatproductsarede2signedandintroducedintothemarketplace,EAIRef1(:1999206225)951999No16