负压隔离病房压力控制中存在的问题-刘俊杰

天津大学刘俊杰m王斌赵歆治王志强春秋季节是禽流感等呼吸性传染疾病可能暴发的危险时段,负压隔离病房专用于收治呼吸道传染病病人,但目前我国尚无负压隔离病房设计及施工验收规范根据国内外的相关标准,对两家传染病医院(分别为新建和改建)进行了实际测试,对负压隔离病房设计和建造中在负压控制方面存在的问题进行了总结分析,并提出了改进建议负压隔离病房压力控制负压梯度换气次数IssuesinpressurecontrolofnegativepressureisolationwardsByLiujunjien,WangBin,ZhaoXinzhiandWangZhiqiangAbstractThespringandautumnarethehighriskseasonsforH5N1avianinfluenzaandotherrespiratoryinfectiontoseriouslyoutbreak.AllprovincesandlargecitiesarepreparingorhavepreparedemergentnegativepressureisolationwardstocollectthepossibleinfectedpatientsinChina.ButsofarthereisnoofficialpublisheddesignandconstructioncodefornegativepressureisolationwardsinChina.Basedonthecriterionsofbothdomesticandtheforeigndesignguideline,teststwoinfectiousdiseasehospitals(oneisnewlybuilt,theotherisrebuilt),sumsandanalysestheissuesinthedesignandconstructionprocessofnegativepressurecontrolsystemforthiskindofisolationwardsandpresentssomesuggestions.Keywordsnegativepressureisolationward,pressurecontrol,pressuregradient,airchangesnTianjinUniversity,Tianjin,China0[1]:,,,,,,()(),CDC(CentersforDiseaseControlandPrevention)HICPAC(theHealthcareInfectionControlPracticesAdvisoryCommittee)20032.5Pa(0101inH2O)[2],1994CDC108Pa,2.5Pa[3],,,#39#暖通空调HV&AC2006年第36卷第5期m,,19698,,300072(022)27409500E-mail:[e-mail]:20051230:20060228(,)8Pa,3Pa,()3Pa[4]SARS,,,,,(),,,,,,,,,,,,11.1()4,ICU,94,160,,,(),,(013Lm99.97%[2]),,,5000m3/h,800Pa,(),,8000m3/h,600Pa,,,11(),11/(m3/(#h))/h-1/Pa303060602020+8-8101010+5-5508-83010510,:,,,TSI8386:1)2cm,4,2)(,#40#暖通空调HV&AC2006年第36卷第5期),;,:1)2,3,,0Pa,-3Pa,+1Pa,2),,24380m3/h,8000m3/h,,35660m3/h,3)220m3/h,,,,;,,4),,5)300m3/h,1.2()3,,18,,9,3,(),,,,,,,,,,,,,5000m3/h,388Pa2222/(m3/h)/(m3/h)/h-1/Pa90903-890903-590903-890903-890903-8909030:1),2),,;,,,3),6~8h-1;,4),2,,,,,,2.1#41#暖通空调HV&AC2006年第36卷第5期,,,(),,,,,332.2,,,,,,,,,,,3,,,,,,,,,(bag-in/bag-out),,[5],DOP(PAO),;,2.3,[6],,,,,,,,;,,,,,,,(),1600Pa,,2.4,,,,,,,,,,,1m,#42#暖通空调HV&AC2006年第36卷第5期2.5,,,,,,,[2,7],12~15h-1,10h-12.6,,34[8],(),,,,,,,,,3m3/h/Pa5.0101015.070109010110103.56.09.028.537.046.53.55.58.54m3/h/Pa5.0101015.01724304682.7,[9],,3,SARS,,,[1],.[R],2003[2]CDC.Guidelinesforpreventingthetransmissionofmycobacteriumtuberculosisinhealthcarefacilities[R].MorbidityandMortalityWeeklyReport,1994,43,NoRR-13,http:M[3].[R],2003[4],,,.[J].,2005,25(2):4851[5]InstituteofEnvironmentalSciencesandTechnology.IEST-RP-CC034.2HEPAandULPAfilterleaktests[S],2005[6].(SARS)[R],2003[7]AustraliaStandingCommitteeonInfectionControlDepartmentofHumanServices.Guidelinesfortheclassificationanddesignofisolationroomsinhealthcarefacilities[R],1999[8].GB50073)2001[S].:,2001[9]BrianW.Roompressureforcriticalenvironmental[J].ASHRAEJournal,2003,45(2)(上接第100页),AutoCADVisualBasic,,,,[1].[J].,2001,31(2)[2],.[J].,1999,29(2)[3],.AutoLISPR13&DCL[M].:,1997[4],,.AutoCADR12[M].:,1994[5]HH.[M].,,.:,1984[6],.[J].,1998(5)[7].[J].,2004(1)#43#暖通空调HV&AC2006年第36卷第5期