论工厂供配电系统的方案比选

:100926825(2010)0220209202:2009209227:(19792),,,,074000:,,,:,,,:TU852:A,,,,,,,,,11),2),3),,4),,,22.1,:1);2);3);4);5);6),1),:,()()2):()()3),,,,4),3.21),,,;2),,,;3),,,;,,;4),4,,,,,,:[1].[J].,2001(2):52253.[2],.[J].,2007,29(5):123.[3].[J].,2006(5):54255.[4],,,.[J].,2006,22(3):2462253.[5],,.[J].,2008,34(27):2062207.ResearchoncomprehensiveutilizationofcoalminewaterinShendongcoalminingareaCHENKeRENLi2yunAbstract:Existingproblemsofutilizationofcoalminewaterwereexpounded,andqualitycharacteristicsofcoalminewaterwereanalyzed,andtreatmenttechnologiesandcomprehensiveutilizationwaysandfurthermeasuresofcoalminewaterwerediscussed.Itpointsoutcompre2hensiveutilizationofcoalminewaterresourceshadobviouslyeconomicandsocialandenvironmentalbenefits,andwasaninevitablechoiceforthereliefofcontradictionofusingwaterandtheconstructionofresource2savingminingareainShendongcoalminingarea.Keywords:coalminingarea,coalminewaterresources,comprehensiveutilization90236220101SHANXIARCHITECTUREVol.36No.2Jan.20102.2:1)Z(),,,,Z2)F(/),Fa,Fb,Fc,Fd,Fe,:F=Fa+Fb+Fc+Fd+Fe(1),Fa=;Fb=;Fc=+121.1;Fd=12B1SePmax;Fe=AB2,A:A=Ax+AB=(Px)10-4+[Pkt+Pd(SjSc)2]10-4(2),Ax;Px,kW,IjR:Px=3Ij2R10-3;AB,kW,PxPdSj/Se:PB=Pk+Pd(Sj/Se)2;;t,8760h;B1,B2,/3)N:,Z1,Z2,Z1Z2,F1,F2F1F2,,F1F2,N,,,,N0;,N0=35,,N0=57,:N=Z1-Z2F2-F1N0,Z1N0,Z2(3)4)Fj,FjN,:Fj1=Z1N0+F1Fj2=Z2N0+F2Fjn=ZnN0+Fn(4),,Fj=min2.3,,,,,1t0.5t,1t0.4t3,:496.31kW,208.92kW,0.9,,4000h2.5km10kV,,11,,1//55058-30.51-0.50.240.48-0.240.260.2605.85.770.030.170.1700.01750.017500.170.464-0.2940.290.2720.0180.1540.1290.0250.12990.1434-0.01363.02403.84-0.81620.755425.5459-4.79054,,,,,,,:[1].[M].2.:,2006.[2].[M].:,2006.[3],.[M].:,1992.[4].[M].:,1989.OnschemecomparisonofplantpowersupplyanddistributionsystemLIShu2qiAbstract:Aimingatimportanceofthedesignschemecomparisonoftheplantpowersupplyanddistributionsystem,itfirstlydescribesbasicprincipleandrequirementsoftheplantpowersupplyanddistributionsystemdesign,thancombineswithoneprojectcase,discussesonhowtoselectoptimalpowersupplyanddistributionsystemdesignschemefromthreeaspectsoftechnology,economyandrawmaterial.Keywords:powersupplyanddistribution,powerchangingstation,loadingcalculation,technology01236220101