1coveranareaofanarea***all2installationconvenientoperation3Highproductionefficiency4CompactstructureEvaporation(orenrichment)istopointtowillcontainnon-volatilesoluteandvolatilesolventcompositionofthesolutionofevaporationandconcentrationprocess,double-effectfallingfilmevaporatoristheuseoftheprincipleofevaporationprocessanddesign,isthemainpartofthesolutionheatingbetweensolventvaporizationandobtain.Doubleeffectfallingfilmevaporatorprocessinpharmaceutical,food,biologicalandotherproductionapplicationinmore,suchastraditionalChinesemedicineproductioniswillextractforevaporationandconcentrationandgetconcentrateorflowextracts,alsolikeintheproductionofantibioticsforfermentation,evaporationoperationfiltrateeluentresinandallkindsofextractconcentrated.Fallingfilmevaporationequipmentgenerallycalledtheomoperatingmodecanbedividedintooneeffectevaporation,mucheffectofevaporationanddirectcontactwithevaporation;Accordingtothefluidcyclewaycanbedividedintonotcircularevaporation,naturalcircularevaporation,forcedcirculationtypeevaporation,scrapingthefilmevaporationandcentrifugalfilmevaporation.Thecorrectapplicationcannotonlyimprovethequalityofproducts,andquarterthec***umption,lowerproductioncostcan,toimprovetheeconomicbenefit.Amongthem,thefallingfilmevaporatorsiscommoninmodernevaporationtechnologyunitoperation.)