開灤救援隊(duì)測(cè)試報(bào)告

長(zhǎng)：技術(shù)負(fù)責(zé)：報(bào)告編寫：金路報(bào)告審核： 提交日期：2011410目第1章1第2章1第3章1第4章34.1巖土平均初始溫度測(cè)試34.2穩(wěn)定熱流測(cè)試4545.1換熱孔測(cè)試45.2室內(nèi)工作6666.1巖土平均初始溫度測(cè)試66.2穩(wěn)定熱流測(cè)試76.3871京特委托河北省地礦局第二地質(zhì)大隊(duì)在項(xiàng)目區(qū)域內(nèi)進(jìn)行地231實(shí)用新型專利（ZL20072.34巖土初始平均溫度（21。1≥43根據(jù)《地源熱泵系統(tǒng)工程技術(shù)規(guī)范（GB50366-2005）2009C.3.52。2≥4835201147日開始，2011410日結(jié)43。 201147日~8201148日~10346測(cè)試時(shí)間:20114710：05~2011488：42，歷103714.77（5520114813：07~201141010：264430IGSHPA線源模型是目前普遍采用的地埋管換熱器計(jì)算模型，其Tt ln4aqR

4

r2 Rb——鉆孔內(nèi)熱阻，m·K

土體導(dǎo)熱系數(shù)。k=2.6071k帶入式（3）計(jì)算巖土體導(dǎo)熱系數(shù)=1.79W/m·K。地埋管換熱器在冬、夏季運(yùn)行工況下?lián)Q熱能力。采用開發(fā)的GSHPEngineeringTools計(jì)算軟件及熱阻模型進(jìn)行巖土換熱能力計(jì)算，其計(jì)算方法如下（GB50366-2005：q tfRfRpeRbRsFRsp1FRf

——地埋管內(nèi)載冷劑與地埋管的對(duì)流換熱熱阻， ln ddd

——UdbR lndbdb 1

esRss

222

s

esRsps

222

s——短期連續(xù)脈沖負(fù)荷引起的附加熱阻，tft067.62W/m。Calculatedresultsundergivenconditionsareasfollows,whichcanonlybeusedforreferences:SummerInnerwatervelocity:.74m/sRe:25291.28Nu:Coefficientofheattransfer:2985.75W/m2^CInnerpipetemperaure:32.78^CInletwatertemperauture:35.00^COutletwatertemperauture:30.83^CBoreholewalltemperautre:24.49^CSoiltemperautre:14.77^CHeatunitpipelength:33.81W/mHeatunitwelldepth:67.62W/mSingle-wellheatouput:6.76kWRequirednumberforwells:1Totalrequiredheatload:0kWWaterflow:1.4t/hWelldepth:100mForpipes:0.026m(inner)0.032Forboreholes:0.18Thermalconductivity:Forpipes:0.45W/m^CForboreholes:1.6W/m^CForsoils:1.79W/m^C3050.89W/m。Calculatedresultsundergivenconditionsareasfollows,whichcanonlybeusedforreferences:SummerInnerwatervelocity:.74m/sRe:22982.63Nu:Coefficientofheattransfer:2821.38Innerpipetemperaure:28.32^CInletwatertemperauture:30.00^COutletwatertemperauture:26.87^CBoreholewalltemperautre:22.08^CSoiltemperautre:14.77^CHeatunitpipelength:25.45W/mHeatunitwelldepth:50.89W/mSingle-wellheatouput:5.09kWRequirednumberforwells:1Totalrequiredheatload:0kWWaterflow:1.4t/hWelldepth:100mForpipes:0.026m(inner)0.032Forboreholes:0.18Thermalconductivity:Forpipes:0.45W/m^CForboreholes:1.6W/m^CForsoils:1.79W/m^CCalculatedresultsundergivenconditionsareasfollows,whichcanonlybeusedforreferences:Innerwatervelocity:.73m/sRe:12962.06Nu:Coefficientofheattransfer:2532.09W/m2^CInnerpipetemperaure:6.08^CInletwatertemperauture:5.00^COutletwatertemperauture:7.00^CBoreholewalltemperautre:10.08^CSoiltemperautre:14.77^CHeatunitpipelength:16.32W/mHeatunitwelldepth:32.64W/mSingle-wellheatouput:3.26kWRequirednumberforwells:1Totalrequiredheatload:0kWWaterflow:1.4t/hWelldepth:100Forpipes:0.026m(inner)0.032Forboreholes:0.18Thermalconductivity:Forpipes:0.45W/m^CForboreholes:1.6W/m^CForsoils:1.79W/m^CCalculatedresultsundergivenconditionsareasfollows,whichcanonlybeusedforreferences:Innerwatervelocity:.73m/sRe:13686.51Nu:Coefficientofheattransfer:2599.36W/m2^CInnerpipetemperaure:7.86^CInletwatertemperauture:7.00^COutletwatertemperauture:8.59^CBoreholewalltemperautre:11.04^CSoiltemperautre:14.77^CHeatunitpipelength:12.98Heatunitwelldepth:25.96W/mSingle-wellheatouput:2.60kWRequirednumberforwells:1Totalrequiredheatload:0kWWaterflow:1.4t/hWelldepth:100mForpipe