第21卷第1期2023年2月福建工程学院学报JournalofFujianUniversityofTechnologyVol．21No．1Feb．2023doi:10．3969/j．issn．1672－4348．2023．01．003打叶复烤二次静电除杂工艺参数仿真与验证秦建1，张腾健2，彭小冬1，卢敏瑞2，潘峰2，秦华2(1．福建工程学院机械与汽车工程学院，福建福州350118;2．福建武夷烟叶有限公司，福建邵武354000)摘要:建立了杂物在静电场中的运动轨迹模型，运用多物理场耦合模型对静电辊表面的电场分布、杂物在电场中的运动轨迹进行仿真分析;采用单因素实验法研究各种摩擦式静电除杂样机除杂率的影响。结果表明:试验效果与仿真结果的趋势基本一致，在环境湿度为60%ＲH、静电辊转速为25r/min时，杂物的挑出率为98．77%，相较于最初的工艺参数平均挑出率提高了20．51%。研究为提高摩擦式静电除杂机的除杂率提供参考。关键词:烟叶碎片除杂;运动轨迹;多物理场耦合;电辊转速;环境湿度中图分类号:TS443文献标志码:A文章编号:1672－4348(2023)01－0014－06SimulationandverificationofprocessparametersforsecondaryimpurityremovalintobaccoleafthreshingandrebakingQINJian1，ZHANGTengjian2，PENGXiaodong1，LUMinrui2，PANFeng2，QINHua2(1．SchoolofMechanicalandAutomotiveEngineering，FujianUniversityofTechnology，Fuzhou350118，China;2．FujianWuyiLeafTobaccoCo．，Ltd．，Shaowu354000，China)Abstract:Thetrajectorymodelofimpuritiesinelectrostaticfieldwasestablished，andtheelectricfielddistri-butiononthesurfaceofelectrostaticrollerandthetrajectoryofimpuritiesintheelectricfieldweresimulatedandanalyzedbymeansofmulti-physicalfieldcouplingmodel．Thesinglefactorexperimentwasusedtostudytheeffectofvariousfrictionelectrostaticimpurityremovalprototypes．Ｒesultsshowthatthetrendoftestresultsisbasicallyconsistentwiththatofsimulationresults．Whentheambienthumidityis60%ＲHandthespeedofelectrostaticrolleris25r/min，thepick-outrateofimpuritiesis98．77%，whichis20．51%higherthantheav-eragepick-outrateofinitialprocessparameters．Thisstudycanprovidereferenceforimprovingtheimpurityremovalrateoffrictionelectrostaticimpurityremover．Keywords:impurityremovalofcrumbledtobacco;trajectory;multi-physicalfieldcoupling;electricrollerro-tationspeed;ambienthumid...
