大型压力容器的现场热处理

20042115CrMoRDn64008800264016MnRDn7200602,PX2.1122.233.118200421Q1=Qd+Qf=GCiti-ti-1Qd:QfCikJ/Kgti=100600Ci=0.4660.565kJ/KgGKgti501002Q2=(V11C1+V22C2)0.59(tl+td)V12m312:Kg/m3,1=128Kg/m32=60Kg/m3C12C12=1.013+0.07510-6t2kJ/(Kg)3.2tltd3Q3=Fassttl×++−∑∞12211λλQ3=tb-tFa:a1820W/m2S1S2S1=0.050.06m,S2=0.1m12=0.054+0.27210-6tlW/m=9.3+0.06tbW/m2tbtb60Fm24Q42025%1QAX+QASQBX+QBSQQ0ABQBQBQ0=QA+QB+QAX+QASQB=QB+QBX+QBStQB′AQABQAX+QASQBX+QBSxx(mm)h1219200422.5SR×RSA=0.5SR×B=+∆httc02ρλλ600λ=37.1w(m)ρKg/m3ct=100c=0.466kJ/Kgt=600,c=0.565kJ/Kgt0hht∆1th∆x=fxQB=CIρF∫Bdxxf0)(QB=FCtnBnhtBinix××+×∆∑=ρ122QA=CiGAti-ti-1QA=0Ci:kJ/KgGAti501003aQAX=VA1C(t-t)VAm311=128Kg/m3C1kJ/(Kg)QAS=AFaStt×+−∑∞1λλ1λ=0.054+0.27210-6tW/maa1820W/m2FAm2Smbt0=(0.550.6)tQBX=VBC(t0-t)VBm3QBS=BFaStt×+−∑∞10λFBm24QS20%3.315CrMoR15CrMoR+0Cr13AlDN6400313002636/22+3640T4T20200421Q1wQ2(w)Q3(w)Q4(w)Pw3769707758592475120350667380k:660;10.5hk1.151.252=32mmQA(w)QB(w)QAX(w)QBX(w)QAS(w)QBS(w)QswP(w)12210569601075043940578024910307101852601.7m;120mm,100mm822386526544.11800mm600700mm23412150170mm14812150200mm1215912730Cr13Al425525K213200424.210KW1NJ10004009044000Kg820KW103218121021mm5070mmUV2345mm4DN640026/308652652334.3,45mm2#2mm4.4DWK-360Kw360Kw1184.5m68224222[e-mail]0574-8643385123