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1、我国现代中药提取与自动化控制特点分析AnalysisofmodernChinesemedicineextractionandautomaticcontrolcharacteristicsHowtointegratetraditionalChinesemedicinewithworldmedicineisaproblemthatmustbesolvedinChinesetraditionalmedicineindustry.FromthecharacteristicsoftraditionalChinesemed
2、icine,theextractionandrefinementofChinesemedicineisthemostimportantproblemtobesolved.TheextractionoftraditionalChinesemedicineistheprocessofstoringtheesseneeandremovingthedross,anditisalsothekeytothetraditionalChinesemedicine・TheextractionoftraditionalChines
3、emedicineisusuallywaterdecoction,boiling2times,highboilingtemperature,longtime,energyconsumption,waste.Inordertosolvetheseproblems,thedynamicextractiontechnologyofChinesemedicineisabetterchoice・1thecharacteristicsofthedynamicextractionofChineseMedicineTheso-
4、calledChinesedynamicextraction,isneededtoextracttheherbsfirstabout0.5~1.0cmsize,addwaterpreheating30min,at95to98DEGC,stirringextraction1H,centrifugalfilter,pressureslag,filtrate,concentrate・Thedynamicextractionprocesshasthefollowingcharacteristics:(1)thespec
5、ificationsofthemedicinalmaterialsaresmall,theextractionissufficient,theextractiontimeisshortened,andtheproduct!onefficiencyisgreatlyimproved.Inthedynamicstate,theextractedmaterialisheateduniformly,thetemperatureofthematerialinthetankisthesame,thewholeextract
6、ionprocesskeepsaconstanttemperature,andthequalityoftheliquidmedicineisimproved・Afterthemultistageseparationoftheliquidmedicine,thehighqualityextractliquidisobtained,whichcreatesfavorableconditionsforsubsequentenrichment,alcoholprecipitationanddrying・Theamoun
7、tofwatercontainedintheslagislessthan15%,andmorethan15%to20%oftheliquidinthemultifunctionalextractiontank・Therefore,thepasteratecanbeincreased・Becauseitisnotnecessarytoboilthemedicinalmaterials,only50%oftheenergyconsumptionissaved.Thewholeproductionlinemateri
8、albyvacuumtubematerial,canavoidtheviscousmaterialinthepipeline,meettherequirementsofGMP・Theadvancedtechnology,automaticcontrolofthewholeprocess.Itissuitableforawiderange,canbeusedforwaterextract
