熱濕地區(qū)空調(diào)新風(fēng)的液體除濕技術(shù)研究.pdf

1、廣州大學(xué)碩士學(xué)位論文熱濕地區(qū)空調(diào)新風(fēng)的液體除濕技術(shù)研究姓名：張燕申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：供熱、供燃?xì)?、通風(fēng)及空調(diào)工程指導(dǎo)教師：丁云飛20060529ABSTRACTABSTRACTThefreshaircoolingloadinhotandhumidareaisanalyzedTheresultsshowthatabout879percentoffreshaircoolingloadislatentload，andenergyconsu

2、mptionfordehumidifyingismorethanthatforcoolinginfreshairhandlingTherefore，thefreshairdehumidificationtechniqueplaysanimportantpartintheenergyconsumptionforfreshairhandlingLiquiddesiccantdehumidificationisarising，energyef

3、ficientandenvironmentalprotectiveairdehumidificationtechniqueTheoreticalanalysisandexperimentalstudyontheperformanceofliquiddesiccantdehumidificationtechniqueforhandlingfreshairinhotandhumidareahasbeeninvestigatedinthist

4、hesisLiquiddesiccantphysicalproperties，dehumidifierperformanceanddehumidifierthermodynamicsanalysisarestudiedBasedonthedynamicmethod，experimentalsetupformeasuringvaporpressureofliquiddesiccantissetup，andvaporpressureofCa

5、Cl2andLiClmixedsolutionindifferentproportionismeasuredBysyntheticallyanalyzingvaporpressureandcostofmixedsolution，a50％CaCl250％LIClmixedsolutionisfoundtobeabothgoodperformanceandlowpriceliquiddesiccantTheperformanceoffin—

6、tubeforminternallycooleddehumidifierinhotandhumidconditionsistestedusingthismixedsolutionasliquiddesiccantTheresultsshowthatitcansatisfyfleshairhandlinginhotandhumidareaForexample，whensolutionandairmassflowratioismoretha

7、n166，theoutletairhumiditycontentCanreachthedesigningvalue958g／kg，intheconditionthatfreshairloadstheindoorhumidloadTheexergyanalysismodelofliquiddesiccantdehumidifierisdevelopedandtheexergyefficiencyofdehumidifierunderdif

8、ferentstatesisanalyzedTheresultsshowthatthemoretheimpulsionofheatandmasstransferis，themoreexergylossiscausedandthesmallertheexergyefficiencyisTooptimizethesystemexergyefficiency，theNTUaandNTUwareanalyzedMaximumofsystemex

9、ergyefficiencyis66％whenNTUaandNTUware08and3respectivelyBytheoreticalandexperimentalstudyitisconcludedthattheliquiddesiccantdehumidificationtechniquecanloadthefleshairhumidload，andcanbeusedforfleshairdehumidificationinhot