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TBTB/T153719971997033019971001ATPTB153784TB153784TB153784TBl53784AB198412199611.K2.TB180586TB1884873.3.1.Kw(m2K)3.2.3.2.1.()3.2.2.3.2.3.3.3.3.3.1.3.3.2.3.3.3.20253.3.4.tcp200.53.3.5.233.3.6.23.3.7.0.23.3.8.3%3.3.9.100mm2ms3.4.3.4.1.3min20.23.4.2.14100mm3.4.3.14100mm3.4.4.2%3.4.5.3.5.3.5.1.3.5.2.1053.5.3.3.5.3.1.0.20C3.5.3.2.0.23.5.3.3.3%3.5.4.30min4h(l)3.6..3.6.1.KtAK∆⋅=φKW(m2K)Wy-hyWhWAm2A=ieAA⋅Ae()m2Ai()m2ttti.cp-te.cpti.cpte.cp3.6.2.K3ti.cpltli∑1=te.cpltle∑=1mttmii∑=1nttnee∑=1lNly∑=11000φlRIlh∑⋅=12φtiitteetNkWlmnIAR∫⋅=ALpReepemLemAm23.6.3.K3.33.45%3.7.3.7.1.TB1805TB1884121%3.7.2.KTB1805TB188443.8.A()4.4.1.KW(m2K)4.2.4.2.1.()4.2.2.4.2.3.6h()4.2.4.4.3.4.3.1.4.3.2.4.3.3.20254.3.4.tcp404.3.5.34.3.6.44.3.7.0.53%4.3.8.100mm2ms.4.3.9.4.3.34.3.44.4.4.4.1.3min0.54.4.2.14100mm4.4.3.14100mm4.4.4.2%54.4.5.4.5.4.5.1.4.5.2.1054.5.3.4.5.3.1.4h0.54.5.3.2.4h3%.4.5.4.30min3.5h(l)4.5.5.3.5h5min(10min)2h4.6.4.6.1.K0OA⋅=φφKW(m2K)Wy-hyW(3.5h8)hWAm2A=ieAA⋅Ae()m2Ai()m200lnoilnoo-moilnoiTiOilnooOomo1/Sih4.6.2.KeiittO−=mttmii∑=16nttnee∑=1lNly∑=11000φlRIlh∑⋅=12φtite;NkWitet;lmnIAR∫⋅=ALpReepemLemAm24.6.3.lnoomo15263748(5)1lnoi=lnoo-moia=lnoob=-molnoia+bi,ab∑∑+−+−=+4141ln5NNiNNiobaτiNNiNNiNNiobaln4141241⋅=+⋅∑∑∑+−+−+−τττNabmo=-b,iτ=0()O0=ea4.6.4.K4.6.5.K=(t∫cp)K=(t∫cp)=)2(0Otcpe+∫⋅tcp7te.cp4.6.6.(Koa).cpatKK+=04.6.7.4.6.7.1.4.34.45%()4.6.7.2.64.34.45%4.6.7.3.60124.34.410%(5%)4.7.4.7.1.TB1805TB1884121%34.7.2.KTB1805TB18844.8.B()8A()():AeAi,A:Ve:msVi:mstiteNkW12345678:cpit⋅t:cpe⋅:t∆t:cp:yφW:hφW:φWW/(K):K9:():()10B()()Ae:AiAVe:msVimsNitetitetNkW:yφW,:hφW,:φW11itetOitihitteOilnOi12345ia:b:O0:W/(K):K)2()(0ottkcpecp+∫=∫=⋅)(cptK∫=W/(K):K12():()13