搜索
1281070203456789101112131415161718ca/2ABCACF19bbb1.5~2ab=2180=360mmb2021122=1hRVm/hR11/RVmhVmVm=0=R/VmRh=R0Vm=0Vm=0.5~1.5m/sn=190~280r/min=4~1023ZAtBAB=Sx24m0.26~0.2925123412261234527123Cdd=40.4ZZ=81012LC0.3~0.4cm0.75~0.79g/cm30.6~0.8ft28q1=fLZtZ=d=dLf/tq2=[d/2+C2d/22]L=LdC+C2=dLCC2q=q1+q2=dLC+f/t/LLmin1.5~212912330~40g1g2gnGs=gI430~40QGlQ/BB=bnnbDN=0.05~0.12Gl=DBQN1+/666.75Gsls30Gs/ls=Gl/llVm=6~7km/hH:31Vp13131313275%Ll+aBbA2a=0.75-1.5mm2VpVptVptQdLVp33Vpt=Ld/2d/2=gt2/2Vp0.35m/sVmVmVmVmVp3VmVpVmm/sVpm/stmZDmZtn/60Vm1341Ztn/60Vm11n/60=ZtVmn=60Vm/ZtVpVp=DVm/Zt=0.05~0.12Vp=DVm1+/Zt5intntDdmZtmii=np/ndnpnd1/iDd/i=Zti=Dd1+/Zt35123a=3~6cmR=30~65N/Va=4~8cmR=80~160N/a=6~12cmR=200~800N/36a5~10cmR=200~400N/1PBbmnPnNTN0.8~0.9Vmm/sP=nPnNT=nPnn=T/PnB=nb=Tb/Pnm2NN=PVm/1000=nPnVm/1000kW37381233~539190024014GL140/170Vm=2~4km/h1~2m/sVd=2m/sQ=VmB/667/4~9/241130%~40%60%42VnVtPSSmmPg6001.55002.0400520040P3S=43A/tg=BC/ACtg/=DE/AEAE=AC/cosDE=BCtg/=tgcoscos1cos=tg//tg1tg/tg//2Vp=1~2m/s44PwPPwPgP=Pg+Pw1~2m/s10~20m/s40~50m/s345Stt0S=t=t0=76.2mm461471bahb=17a=76h=552481αα150450P48rlx=rcostVx=rsintx2/r2+Vx2/r22=149rrrVptnVp=S/t60nt1/2t=30/nS=2rVp=nS/30=rn/15VpVmHStH=Vmt=Vm30/n=Vp/Vm=S/HVpVmλ0.7501.0511.452HbHbH=0.8~1.253NgNkN=Ng+NkNg=VmBL0/1000kWVmm/sBmL0N.m/m2L0=100~200Nk=0.6~1.1BkW600~800NMdMerMprpaa=r2costMe2/31/3t=0~900aPdPqxt=900xPdMd+Me2/3r2cost+Mer2/3cost=Mprp2cost54Md+Me2/3r+Mer/3=MprpPqPpyPpPqMd+Me2/3r+Mer/3=Mprp=0.25~0.5=Vb/Vm1=Vb/Vm1Vx=0H55x=Vmt+Rcosty=H+hRsintVx=VmRsint=0y=Lsint=Vm/R=1/yL=H+hR/H=Lh+R/HH2/3=Vb/Vm1H=Lh+R/56DH=Lh+R/D=900~1200=1.2~2Vb=2.5~3m/s5758596061626364VpPmg656667mt=0~/23/2~214auxt=/2~3/223auxumgNF686970123471q72qkg/sVmm/sBmAkg/0.4=/B.Vm/667/sB.Vm.A/667kg/sq=B.Vm.A/667kg/sQQ=B.Vmm2/s=3600B.Vm/667=5.4B.Vm/=0.7~0.8=0.4~0.7Q=5.4B.Vm/N=1.33NpkWNpkg/s15~20kWNp=15~20q