高强度聚焦超声治疗的水处理系统设计
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2020-02-26 15:05:15
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EmbeddedTechnology高强度聚焦超声治疗的水处理系统设计闫文超一,邹超,张志伟,文剑洪,帖长军,霍慧欣(1.中北大学信息与通信工程学院,山西太原03005l;2.中国科学院深圳先进技术研究院,广东深圳518055)摘要:高强度聚焦超声(HighIntensityFocusedUltrasound,HIFU)治疗中介质水的纯净度和含气量关系到聚焦超声能量传播效率。本文采用了多级滤芯、多个RO膜并联以及脱气膜方式进行纯净脱气水的制备,既保证了出水流量速度和质量,又使得系统体积没有明显增加。系统采用PIC18f46k22单片机搭建外围电路对系统进行控制,配合流量计实现了入水和出水流量的精确控制。触摸串口屏提供了人机交互界面,上位机基于Qt操控界面实现了远程操作功能,实现了设备自动化。通过测试鉴定该水处理系统制备的水满足HIFU用水的标准,为高强度聚焦超声的应用提供了可靠的介质环境,在聚焦超声治疗领域有着非常广阔的应用前号。关键词:水处理;高强度聚焦超声;流量控制中图分类号:TH89;TP29文献标识码:ADOI:10.16157/i.issn.0258—7998.2016.O1.008中文引用格式:闫文超,邹超,张志伟,等.高强度聚焦超声治疗的水处理系统设计[J].电子技术应用,2016,42(1):34—36,43英文引用格式:YanWenchao,ZouChao,ZhangZhiwei,eta1.Thedesignofwatertreatmentsystemofhigh—intensityfocusedultrasound[J].ApplicationofElectronicTechnique,2016,42(1):34—36,43.Thedesignofwatertreatmentsystemofhigh-intensityfocusedultrasoundYahWenchao一,ZouChao。,ZhangZhiwei,WenJianhong,TieChan~un,HuoHuixin(1.DapartmentofInformationandCommunicationEngineering,NoahUniversityofChina,Taiyuan030051,China2.ShenzhenInstitutesofAdvancedTechnology,ChineseAcademySciences,Shenzhen518055,China)Abstract:Thetransmissionefficiencyofultrasoundenergyishighlyconcernedwiththepurityandairdissolutionofthemediumwaterinhighintensity~cusedultrasound(HIFU)therapy.AwatertreatmentsystembasedonaseriesofcascadefiltersandparallelROmembraneisintroducedtopurifyanddegasthewaterforHIFUinthispaper.Thesystemensuresthewaterpreparationeffi—ciencyandqualitywithoutincreasingthevolumeofequipment.Besides,PIC18f46k22microcomputerandperipheralcircuitisadopt—edtorealizetheaccuratecontrolofwaterpreparationprocedureandflowcontrolbycooperatingwithaflowmeter.Thecontrolsys—temisconnectedtoatouchscreenwithserialportinterfacetoprovidehuman-computerinteraction.RemotemanipulationfromPCisalsoimplementedbasedonQt.WateroutputfromthesystemistestifiedtomeettherequirementsofHIFUwaterstandards.Inconclusion,thesystemprovidesreliablepurifiedanddegassedwaterofHIFU,whichhasapromisingpotentialinfocuseduhrasoundapplications.KeyWOrds:watertreatment;HIFU;flowcontrol0引言高强度聚焦超声(HighIntensi
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