A New Fuzzy Mathematics System for Assessment.doc

《A New Fuzzy Mathematics System for Assessment.doc》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、ANewFuzzyMathematicsSystemforAssessmentÕªÒª£ºItisafundamentaltaskofHVACtoprovideoccupantsahealthyandcomfortenvironment.Byfarmoreandmoreattentionhasbeenpaidtoindoorairquality(IAQ).Excellentindoorairensureshealthofoccupants.Ithasbecomeaworldwideproblemandcausedmanysickbuildingsyndro

2、mes(SBS)andbuildingrelatedillness(BRI),whichcannotbeignored.Indoorairqualitywouldbeoneofthemostimportantproblemswhichdevelopers,owners,proprietorscaremoreaboutbeforeentering21stcentury.¹Ø¼ü´Ê£ºindoorairquality¡¡¡¡sickbuildingsyndromes¡¡¡¡buildingrelatedillnessABSTRACTItisafundamen

3、taltaskofHVACtoprovideoccupantsahealthyandcomfortenvironment.Byfarmoreandmoreattentionhasbeenpaidtoindoorairquality(IAQ).Excellentindoorairensureshealthofoccupants.Ithasbecomeaworldwideproblemandcausedmanysickbuildingsyndromes(SBS)andbuildingrelatedillness(BRI),whichcannotbeignore

4、d.Indoorairqualitywouldbeoneofthemostimportantproblemswhichdevelopers,owners,proprietorscaremoreaboutbeforeentering21stcentury.Butuptonow,duetolackofacceptedinternationalspecificstandardanduniformmethodofassessmentonindoorairquality,inmanycases,someindexandstandardsinassessmentono

5、utdooratmospherehavetobeemployedwhenassessingindoorairquality.Stressingonthispoint,anewassessmentsystem,basedonfuzzymathematics,isputforwardinthispaper.Afull-scaleassessmentonindoorairqualityof6high-risebuildingsinShanghaiiscarriedthrough.Alldataarefrommeasurementonsite.1.INTRODUC

6、TIONTherearethousandsofpollutantsinbuilding.Wecannotmeasureeverypollutantthatcanimpatoccupanthealthandcomfort,butwecanselectsomerepresentativepollutantsasindicatorfordifferentsortofindoorcontamination.TheindicatoranditsreferencevaluecanprovideabroadassessmentofIAQ.Thereasonsforsel

7、ectingindicatorsandtheirreferencevaluearediscussedasfollows:12CO2:IndoorCO2sproducedbytheoccupantsandcanbeanusefulindicatorofthehumanbioeffluents.ASHRAEStandard62-1989providesarecommendedmaximumCO2levelof1000ppm,accordingtoASHRAE,thislevelisnotahealthriskbutisasurrogateforodorspro

8、ducedbyhumans.CO:COisanindicatoro