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Vacuum pump for the chemical industry 2019-11-04

Vacuumisanindispensableutilityinchemicalcompanieslikewater,electricityandcompressedair.Vacuumpumpsusedinthechemicalindustrymustberobustandreliabletohandlelargevolumesofsteam,corrosivegasesandflammablegases.Thispaperdescribesthestructureandperformanceofvariousvacuumpumps....More

Precautions for installation and commissioning of vacuum unit 2019-11-04

Properuseofthevacuumunit,skilledinmasteringtheoperatingproceduresofthevacuumunit;Correctlyusethevacuumgaugeandmasteritsoperatingprocedures.Ifusingathermocouplevacuumgauge,becarefulnottoburnthethermocouple;ifusingavacuumgauge,payattentiontothemercuryliquidlevelrisingslowly;Duringoperation,itisforbiddentorepair,cleanthevacuumunit,andscrewthemovingparts;Beforestarting,itisnecessarytocheckwhetherthewatersupply,oilsupplyandlubricationarenormal;Themovingpartsshouldhaveprotectivemeasurestopreventthemfromflyingout;Theworkshopshouldbeequippedwithfireextinguishers,sandboxesandotherfireextinguishingappliances....More

The correct choice of vacuum pump needs attention 2019-11-04

2.Correctlyselecttheworkingpointofthevacuumpump.Eachpumphasacertainworkingpressurerange,suchas:2BVserieswaterringvacuumpumpworkingpressurerange760mmHg~25mmHg,insuchawidepressurerange,thepump'spumpingspeedchangeswithpressureTheperformancecurve),itsstable...More

Vacuum pump oil filtration and replacement considerations 2019-11-04

Duringtheuseofvacuumpumpoil,someoftheoildeterioratesduetooxidation,emulsificationandexternalimpurities.Whenthemetamorphiccomponentsandimpuritiesaretoohigh,thecoloroftheoilchanges,theviscosityandacidvalueincrease,andprecipitationInsolubleresinoussubstance.Thevaporpressureofthevacuumpumpoilisincreasedandtheperformanceisdeteriorated.Atthispoint,thepumpoilcannotbeusedanymoreandanewpumpoilisrequired.Inordertopreventthedustandthepullingsubstanceinthepumpoilfromenteringthepumpchambertogetherwiththepumpoil,forsomeprocesses,acontinuousfilteringdeviceshouldbeprovidedduringtheoperationofthepump.Dust,impuritiesandcontaminatedoilsinkintothebottomofthemaintank,andthenflow...More

Vacuum pump rotation 2019-11-04

Thetworotorsofthevacuumpumpareoperatedsynchronouslybyapairofhighprecisiongears.Thedriveshaftiscoupledtothemotor.Therearetwomaintypesoftransmissionstructure:oneisthatthemotorandthegearareplacedonthesamesideoftherotor.Thedrivenrotorisdirectlytransmittedbythemotorendgear,sothatthetorsionaldeformationoftheactiverotorshaftissmall,andthegapbetweenthetworotorsisnotchangedduetothelargetorsionaldeformationofthedrivingshaft,sothegapbetweentherotorsisoperated.Uniformintheprocess.Thebiggestdisadvantageofthistypeoftransmissionis:a....More

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Contact：Mr. Lan
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