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12,,,,,,,SurveyofdesignenergyefficiencyratioofairconditioningsystemsforhotelbuildingsinChongqingByLinZhenguo,ZhangSuyun,FuXiangzhao,XiaoYiminandYangLiningAbstractSurveystheairconditioningdesignof12hotelbuildingsinChongqing,analysesthedesignenergyefficiencyratiofromtheaspectsincludingcoldandheatsources,watercirculationsystem,airsystemandwholeairconditioningengineering.Theresultsshowthatthecoldandheatsourceshaveprominentimpactsontheairconditioningdesignenergyefficiencyratio(EERACD),anditshouldbeavoidedindesignprocesstomakethecoldandheatsourcesoversized,usethesamepumpaschilledwaterandhotwatersupplyequipmentwithoutadjustment,andoveruseofall2airsystems,thustoimproveEERACD.ThesurveyingresultsshowthattheenergyefficiencydesignstatusofhotelbuildingsinChongqingisdiversefromeachother.ComparesandanalysesthedifferenceofEERACDinthesehotels,andproposesameanvalueoftheEERACDastheminimumenergyefficiencydesignstandard,aimingtopromoteenhancementofenergyefficiencyinpublicbuildings.Keywordsbuildingenergyefficiency,hotelbuilding,airconditioningengineering,designenergyefficiencyratioChongqingUniversity,Chongqing,China0,1020[1],50%60%[2],,,,,72HV&AC2009392,,19768,,400045(023)65120756(0)13983745886E2mail:lzgcqu@126.com:2007-08-14:2007-11-15:2008-12-30200571(GB501892005),,,,,,(GB500192003),,,,,,,(),,,,,200678,,,6,()200078()1EERACD(airconditioningdesignenergyefficiencyratio)EERCHSD(coolingandheatingsourcedesignenergyefficiencyratio)EERWSD(watersystemdesignenergyefficiencyratio)EERASD(airsystemdesignenergyefficiencyratio)[3]12,(20000m2)5,(20000m2)7,10,1,21/%541.67433.33216.6718.33()444.443444.44111.12,,2,EERCHSD,EERCHSD,,,EERCHSD,EERACD,LiBr,EERCHSD2,EERCHSDEERCHSD,2LiBrEERCHSD,,,,,EERCHSD1EERCHSD2,EERWSD,2EERWSD82HV&AC20093922()/kW/kW/kW/kW/kW()/kWEERACD/(kW/kW)EERCHSD/(kW/kW)EERWSD/(kW/kW)EERASD/(kW/kW)13413348084111142.84994.843.434.0630.7579.6723108.13693900.74108.22232.111241.072.503.4528.5613.393106011663307412.95416.952.543.2114.3281.854434745701062.16150.16157.301369.623.174.0928.9527.64598098025030.1527.50307.653.193.9232.5035.646LiBr317234891270.4374.2166.761411.402.252.5042.7447.517LiBr22723085.922.211.45100.012.272.64103.1819.838LiBr2849.352907761.6190.2183.51935.333.053.7431.5934.129LiBr1744.191745434.46034.03528.433.304.0228.9051.251025026486738.61131.611.902.9035.716.48112080220862074.379.02773.322.693.3527.9926.321214326.83721.24255.93422.514399.943.253.8555.9833.672.803.4838.4638.13112871400555.211142.84709.041.822.3211.6030.0422175.72460946.0552.69232.111230.851.772.3041.299.3732502502692.8738.61310.480.810.9387.116.484467700137.87.5527.50172.852.703.3961.8516.9851456204462074.379.02773.321.882.3519.6018.436LiBr243037661098.1574.2166.761239.121.962.2132.7536.397LiBr15523079.612.211.4593.261.661.9570.4513.5481994.552241.8576.832.2183.51692.522.883.4661.9223.889LiBr872.091349385.4434.03423.432.052.26218.0225.631.752.1244.8520.08:20000m2,20000m22,EERWSD3,9;EERWSD3,6EERWSD103.20W/W,(2000m2),2.2kW;EERWSD14.32W/W,,;EERWSD218.02W/W,,4kW,872.09kW;EERWSD11.60W/W,,EERWSD2,()EERWSD,EERWSD,,30%,,2,EERASD3EERASD3,EERASD4,92HV&AC20093923EERASD8;EERASD4,5VAV,,,EERASD89.9%(),,,EERASD(80%),,EERASD[4],,,,,40%60%EERASD,,EERASD,,,,,,EERACD,,,EERCHSD,EERWSD,EERASD,EERACD,,EERACD1.903.43W/W,2.80W/W,6;0.812.88W/W,1.75W/W,7,2,EERCHSD,EERCHSDEERACDEERACD60%()4EERACDEERACD,3,44EERACD3EERACD/(W/W)/(W/W)/(W/W)/%/%3.432.502.9715.4915.82LiBr3.302.252.7221.3217.282.691.902.3016.9617.393.25:14EERACD/(W/W)/(W/W)/(W/W)/%/%()2.700.811.7851.6954.49LiBr2.881.662.1434.5822.431.88:13,4,EERACD15%22%,EERACD20%55%EERACD3,4EERACD2,,,(104)03HV&AC2009392,,30%60%,,,,,,,[5],,:1)Q,,;2),,,,;3),,0.05m2/W,,44.1,,4.2,,,,,:[1].GB500192003[S].:,2004[2].JGJ1422004[S].:,2004[3].()[M].:,2004[4],.[M].,2007,37(11):104-106[5],,.[J].,2007,37(10):103-107(30),,,,,,,,,,EERACD,,,,,,,3,,,,,;,!:[1].46GDP20%[M].:,2006[2],.GB501892005[S].:,2005[3],,,.[J].,2007,37(8):130-134[4].2007[M].:,2007401HV&AC2009392