高低温环境试验中的武器温升分析(1)

X3,,,(,210094)[],,,,,,,[];;[]TJ306[]A1,,,60,-40;,,,,,,,(),,,,,,,,,,,2140,20mm,:(1);(2),;(3)164X:2000204224:(1967),,,,113,:5t5S=A(52t52r-1rõ5t5r)(1)-K5t5rûr=r1=A1(tf1-tw1)(2)-K5t5rûr=r2=A2(tw2-tf2)(3)t(r,0)=tA(4)tAK,K=46.1wömA,A=1.24010-5m2ösA1A2tf1tf2tw1tw23.1,i,k52t52r=tki+1-2tki-tki-1($t)2(5)5t5r=tk+1i-tki$r(6)5t5S=tki+1-tki$S(7)$r(5)(6)(7)tk+1i-tki$S=A(tki+1-2tki-tki-1($t)2-1riõtk+1i-tki$r(8)3.2-Ktki-tk0$r=A1(tf-tk0)(9)-Ktkn-tkn-1$r=A2(tkn-tf2)(10)3.3(8)k+1,tk+1i=A$S($r)2(1-$r2$ri)tki-1+A$S($r)2(1+$r2$ri)tki+1+[1-2A$S($r)2]tki(11)262000A$Sö($r)2=F0$S$r,A1=1-$r2ri,A2=1+$r2ritkk+1i=F0[A1tki-1+A2tki+1]+(1-2F0)tki(12)F01ö2,(7)tki+1tki-1,tk+1i,,F0(1ö2)3.4,Nu=C(Gr.Pr)n(13)Gr=gBd3$tv2A=NuKd,Nu=1+[1-1708Re]õ[k1+2(Re13k2)1-m(Re13ök2)]+[(Re5830)13-1](14)k1=1.441+0.018Pr+0.00136Pr2k2=75exp(1.5Pr12)A=NuKl4$r()n,,0,123I,rn(n)$S,,,11min01234561-39.53-39.54-39.55-39.56-39.55-39.57-39.562-39.12-39.13-39.14-39.15-39.14-39.16-39.163-38.72-38.73-38.74-38.75-38.74-38.74-38.754-38.32-38.33-38.34-39.33-38.34-38.35-38.355-37.94-37.95-37.95-37.96-37.94-37.85-37.966-37.55-37.56-37.57-37.56-37.57-37.58-37.587-37.1637.17-37.18-37.19-37.18-38.19-38.188-36.77-36.78-36.78-36.79-36.79-36.80-36.809-36.38-36.39-36.39-36.40-36.40-36.41-36.4110-35.99-36.00-36.01-36.01-36.02-36.02-36.03,5s,2,,2,5s,,,,364,,,5s,051,,[][1].[M].:,1987.[2]W.M.[M].:,1983.TheanalysisofWeapon’sTemperatureRiseintheEnvironmentalTestofHigh-lowTemperatureHUANGZheng2xiang,GAOShen2li,CHENHui2wu,GUANCheng(NanjingUniversityofScienceandTechnology,Nanjing210094China)Abstract:Withthedevelopingofsciencetechnology.Thetestofhigh2lowtemperatureofweaponsbecomemoreimportant.Wheterthestationarytypetestsystemofhighandlowtemperatureormovabletypetestsystemofhighandlowtemperature.Whentheweaponsabjunctedthetestsystemandwenttotheprocessofservicetest.Thisismutationthetemperatureofweaponitselfandenvironsmentaltemperature,itwillinfluencetheweaponservicetest.Thispaperdiscusstheproblemanddeterminatedtheruleofweapon’stemperaturerisewithtimechange.Keywords:Weapon;High2Lowtemperature;Environmentaltest462000