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1、孤立档计算书n8-n9(导线)（Isolatedfilen8-n9(10)statement）IsolatedfilestatementI.knowndata:(1)isolatedparameter:Startstoptowernumber:N8-N9Chrysene-------:grosseserrataSpan:154.4/(m),height:-14.3(m),-------"thetop(2)parametersofconductorandinsulatorstring:Conductorsplitnumber:1Wiretype:LGJ-240/30Tr
2、aversesectionalarea:275.96(mm2)Coefficientofexpansion:19.60x1e-6(1/DEGC)Coefficientofelasticity:73000(N/mm2)Maximumallowabletension:23810.17(N)Overtractionlength:0.100(m)(noovertractionis0)Cooldown:25degreescentigradeSmallsideinsulatorstring:weight=1012.14N,length=2.18m,totalwindarea=4.
3、86M2Largesideinsulatorstring:weight=983.51N,length=2.01m,totalwindarea=4.86M2(3)conductorsareallowedtousetensionandstressinallkindsofweather:Chrysene----:------------:grosseserrataTheweather,themaximumallowabletension,maximumallowablestress,theuseofTheconditionsof/(N),(N/mm2),Just-+-+-P
4、eople17857.62,64.71yearsofpeace,,Of23810.17/86.28ofice,Lowtemperatureof23810.17/86.28,/23810.17/86.28///galeOf23810.17/86.28,traction,too----thetop-thetop-"(4)thewindspeed,temperature,icethickness,conductorspecificloadandtheweightoftheinsulatorstringattheendsofthetowerundervariousmeteor
5、ologicalconditions(stringweightisthetotaleffectofgravityloadandwindload)Chrysene-:-------::::----------::-grosseserrataWeather,windspeed,temperature,icethickness,largeload,smallload,smallside,thanonthelargeside,on/Theconditionsof/(m/s),(c),(mm),(N/m)/(N/mm2-M),(N),(N),Just-go-go-go-+-+-
6、+-+------People0/15/year/flat/0/9.029/32.718/1012.14/983.51/x1e-3/Ice/10/-5/5/12.971/47.004/1128.09/1098.43/x1e-3Lowtemperature//0/-5/0/9.029/32.718/1012.14/983.51/x1e-324/10,gale,0/11.927/43.220/x1e-3/1931.46/1916.61/A/0/-20/traction/0/9.029/32.718/1012.14/983.51/x1e-3Thehightemperatur
7、eof0/40/0/9.029/32.718/x1e-3/1012.14/983.51/Theinstallationof10/0/0/9.146/33.141/x1e-3/1055.07/1027.63/Offoreign/10/15/0/9.146/33.141/1055.07/1027.63/x1e-3Inthe15/15///0/9.605/34.806/1213.93/1190.16/x1e-3--thetop-thetop-thetopofthetop-thetop-thetop-thetop--"Two.Calculationresul
