Alfa+Laval+Decanter+Separator+-+Centrifuge+for+Sewage+Treatment+in+Hot+Sales+in+China

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ifferential%C2%A0speed%C2%A0occurs.+6.For%C2%A0the%C2%A0highly%C2%A0sticky%C2%A0materials%2Cit%C2%A0can%C2%A0add%C2%A0the%C2%A0hydraulic%C2%A0differential%C2%A0gear%C2%A0to%C2%A0stabilize.+%C2%A0Technical+Parameters%3A+%5Cn%5Cn%3Cimg_0%3E%3C%2Fimg_0%3E%3Ctable0%3E%3C%2Ftable0%3E+%5Cn1%2CThe+manufacture+and+design+accord+with+the+standard+Of+%22JB%2FT502-2004+Decanter+Centrifuge%22+and%22JB+8525-1997+Safety+Requirements+of+Centrifuge%22.+High+rotational+speed%2Chigh+separating+factor+and+big+lenth-to-diameter+ratio.For+centrifuges+with+drum+diameter+below+530mm%2Ctheir+separating+rotational+speed+is+usually+above+3000r%2Fmin%2Ctheir+separating+factor+is+above+2500+and+their+length-to-diameter+ratio+can+reach+up+to+5.Among+them%2Cthe+highest+rotational+speed+of+LW250X1000-N+can+reach+5400r%2Fmin%2Cand+its+separating+factor+iS+above+4000.%5Cn%5Cn2%2CBig+single+machine+processing+capacity%3AThe+decanter+centrifuge+series+with+diameters+of+250%2C300%2C355%2C400%2C450%2C500%2C530%2C+580%2C650%2C760+and+900%2C10000%28mm%29are+all+designed+according+to+the+newest+fluid+theory+and+with+reference+to+the+advanced+structures+abroad.they+have+a+big+capacity+and+fine+separatine+effect.%5Cn%5Cn3%2CLow+vibration%2Clow+noises+and+big+bearing+capacity.Imported+main+bearings+with+high+precision+and+big+bearing+capacity+are+used+for+this+series%2CPrecision+of+components+is+high.The+entire+machine+gets+precise+dynamic+balance+through+dual+rotors%2Cthus+stationarity+and+reliability+are+guaranteed+when+it+is+running+at+a+high+rotational+speed.With+low+vibration+and+loW+noises%2Call+of+its+properties+are+higher+than+those+stipulated+in+the+NationaI+Standard.%5Cn%5Cn4%2CWith+multiple+protecting+apparatus%2Creliable+running+is+realized.The+senes+of+centrifuges+are+usually+equipped+with+such+overload+protective+devices+as+differential+case+or+torque-limiter+coupling.If+required%2Cother+protection+devices+such+as+vibration+protection%2Ctemperature+monitoring+and+protection%2Cand+feed+adjusting%2Cetc.can+be+equipped%2Cwhich+are+able+to+protect+the+entre+machine+by+automatic+alarm+and+forced+stoppage.%C2%A0%5Cn%5Cn5%2CProperty+Of+dfferential+system+is+reliable%2CDifferential+case+Of+satellite+differential+Or+cycloidal+needle+wheel+differental+is+used.if+necessary%2Cfully+hydraulic+dfferential+system+is+used.Mechanial+dfferential+cases+Of+well-known+natlonal+brands+have+been+chosen%2Cand+hydraulic+pressure+differential+system+adopts+the+foreign+brands.The+differential+case+is+of+high+precisiOn%2Chigh+performanceand+reliable+Operation.%5Cn%5Cn6%2CKey+parts+are+corrosion-resistant+and+wear+resistant.+The+surface+of+screw%2C+the+inlet+on%2A+the+svrew+and+the+dischange+outlet+on+drum+are+usually+surfaced+or+beadweld+with+wear-resistant+surface+made+of+hard+carbide.+For+the+centrifuges+on+special+ossasions%2C+wear-resistant+blocks+of+imbedded+hard+carbide+are+adopted%2C+or+inlaid+with+wear+resistant+jacket+or+wear+resistant+ceramic+plates%2C+corrosive-resistant%2C+wear-resistant+and+lasting.%5Cn%5Cn7%2CIt+has+many+modes+of+drive+and+speed+regulation.+According+to+different+demands%2C+corresponding+drive%2C+differential+and+speed+regulation+mode+can+be+adopted+to+adjust+the+rotate+speed+of+drum+and+its+differential+rotate+speed+so+as+to+achieve+the+best+separating+results+on+different+separating+occasions.%5Cn%5Cn8%2CFine+obturation+and+explosion-proof+performance.+Machines+of+obturation+and+explosion-proof+type+are+specially+designed+for+those+special+separating+occasions+inflammable+and+explosive.+Mechanical+seal+can+last+no+fewer+than+8000+hours+and+gas+seal+no+fewer+than+15000+hours.%5Cn%5Cn9%2CAdvanced+and+reliable+control+system+of+electrical+system+equipment.+Types+of+control+of+electrical+equipment+can+be+classified+as+conventional%2C+explosion-proof+and+fully+automatic+control+with+computers.+CDS+centrol+control+system+can+also+be+selected+for+remote+supervisory+and+controlling+and+full-automatic+operation.+All+the+electrical+compinents+of+the+electrical+control+system+are+either+imported+from+abroad+or+of+famous+brands+at+home%2C+which+perform+well.%C2%A0%5Cn%5Cn10%2CMeterials+of+high+quality+have+been+used.+Austenitic+stainless+steel+or+two-phase+stainless+steel+is+usually+used+for+the+parts+of+machines+that+suspension+touch.+These+parts+have+high+strength+and+good+ability+to+resist+corrosion.+Drive+and+speed+regulation+of+decanter+centrifuge+series%5Cn%5CnDriven+by+a+single-speed+motor+and+the+onput+the+stalk+of+differential+case+is+fixed-Adjust+the+roate+speed+of+the+drum+and+differential+rotate+speed+by+changing+belt+pulley%2C+which+is+suitable+for+separation+of+common+materials+that+de+not+have+any+special+changes.%5CnControl+drive+of+the+main+motor+and+the+auxiliary+motor+respecticely+with+two+frequency-converters%2C+and+the+drive+ratio+of+the+differential+case+is+fixed.+It+is+fast+to+control+drive+of+the+main+motor+and+the+auxiliary+motor+and+adjust+the+rotate+speed+of+the+drum+and+differential+rotate+speed+respectively+with+two+frequency-converters.%C2%A0%5CnMain+motor+drivers+drum%2C+and+differential+speed+is+regulated+by+hydraulic+motor+Regulate+rotate+speed+of+drum+driven+by+main+motor+by+using+frequency-conversion+speed+governor%27+and+change+rotate+speed+by+using+hydraulic+motor%C2%A0%5CnRelationship+between+different+kinds+of+roate+speed+and+the+differential+roate+speed+between+drum+and+discharge+screw%5CnRotate+speed+of+drum%3A+nr%3Dn1+x+il%5Cnnr--rotate+speed+of+drum+r%2Fmin%5Cnn1--rotate+speed+of+main+motor%28The+rotate+speed+of+the+main+rotator+is+indicated+on+its+nameplate+or+adjusted+and+set+by+frequency-conversion+speed-regulation+modes.%29r%2Fmin%5Cni1--drive+ratio+of+main+motor+with+the+drive+of+drum+belt+pulley%C2%A0%5Cndifferential+rotate+speed+of+drum+with+discharge+screw%3A+n%3D%28nr-nd%29+4%2Fid+%3D%28nl+x+i1-+n2+x+i2%29+%2F+id%5Cnn--differential+rotate+speed+of+drum+with+discharge+screw+r%2Fmin%5Cnid--fixed+drive+ratio+of+differential+case%5Cnn2--rotate+speed+of+auxiliary+motor%28The+rotate+speed+of+the+auxiliary+rotator+is+indicated+on+its+nameplate+or+adjusted+and+set+by+frequency-conversion+speed-regulation+modes.%29r%2Fmin%5Cni2--drive+ratio+of+auxiliary+motor+with+the+drive+of+differential+case+belt+pulley%5CnWhen+a+hydraulic+motor+or+a+fully+hydraulic+motor+differential+mechanism+is+adopted%2C+the+rotate+speed+of+discharge+screw+is+set+up+directly+by+the+hydraulic+motor+or+the+fully+hydraulic+motor+differential+mechanism%2Cand+the+differential+rotate+speed+of+drum+with+discharge+screw+is+the+liquid+presses+the+motor+exportation+to+turn+soon.+ecomposition+of+key+parts+of+decanter+centrifuge%5CnThe+solid+drum+is+internally+installed+with+a+concentric+discharge+screw+As+they+rotate+in+the+same+dJreotion+at+a+high+speed%2C+They+have+a+certain+rotational+speed+difference%2C+which+is+caused+by+the+driving+system+and+the+differential+case+Suspension+enters+the+internal+of+the+charge+screw+through+the+speed+pipe+and+then+goes+into+the+drum+after+being+accele+rated+Under+the+centrifugal+force%2C+solid+particles+of+big+density+settle+on+the+inwall+of+the+drun%2C+and+form+a+circular+layer+of+cake%2C+which+is+continuously+pushed+by+the+discharge+screw+to+the+small+end+of+the+drum+8nd+then+out+of+it%2C+while+the+set%3Aled+liquid+is+continuously+discharge+out+of+the+drum+from+the+vortex+finder+of+the+big+end+of+the+drum%2C+hence+solid-liquid+sparation+of+suspension.+

Группа Продуктов : Dewatering Машина