大型火力發(fā)電廠空氣冷凝器平臺計(jì)算研究分析.pdf

1、西安建筑科技大學(xué)碩士學(xué)位論文大型火力發(fā)電廠空氣冷凝器平臺計(jì)算研究分析姓名：趙春蓮申請學(xué)位級別：碩士專業(yè)：建筑與土木工程指導(dǎo)教師：白國良倪石泉20050501西安建筑辯蒎大學(xué)工程廈士拳位論文_‘jt《__‘__●_____■___■__l●__●日_|_●_；；j■_目≮__●__一II_____E‘_●_i口≈_‘；；；|_；目|o目；；‘尊CALCULATl0N，RESEARCH&ANALYSISoNAIRCoOLEDCONDENSE

2、RPLATFORMFORkARGESlZETHERMALPOWERPLANTSpecialty：ArchitecturalandCivilEngineeringName：ZhaoChunlianInstructor：ProfBaiGuoliang‰牟、舶rSk‰ABSTRACTAircooledcondenser(ACC)supportstructuralsystem，asanewtypeofstructure，istheimporta

3、ntandmajorsupportingstructureofACCislandinthermalpowerplantThisstructuralsystemiscomprisedofsteelspacetrussesintheupperpartandring—sectionedRCcolumnswithlargediametersinthelowerpart，whichisSO—calledsteelandRChybridstruct

4、uralsystemItscharacteristicsareoflargespan，tallheight，heavyweightatthetop，longcantileverofthesupportingstructure，manyequipmentpl’ping，complieatedmemberconnections，andcomplexinfluenceofoperatingloadingandenvironmentalacti

5、ons(suchas。seismicload，andwindloadetc)Inrecentyears，directaircooledcondenserturbinegeneratorunithasbeenwidelyusedgraduallyespeciallyinnorthernpartofChina，foritislackofwaterresourcethereThegovernmentpolicyonrestrictingthe

6、rmalpowerplantcoolingwaterconsumptionisadoptedclearlyIntheapprovalofpowerplantprojectsinnorthernpartofChinabygovernmentauthorityitisnotrecommendedtouseundergroundwaterandtherearealsosomerestrictionsonusinggroundsurfacewa

7、terofYellowRiverdrainageareaItispredictedthattheACCsystemwillbedevelopedfBrtherinthisareaBecausedirectAceorsomeotherACCsystems(includingmixedACCsystem)forlargesizethermalpowerplantinChinaarelackofoperatingexperience，espe