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ID:36439387
大小:4.99 MB
页数:61页
时间:2019-05-10
《基于GIS技术的城市防灾应用研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、兰州理工大学硕士学位论文基于GIS技术的城市防灾应用研究姓名:贺润厅申请学位级别:硕士专业:防灾减灾工程及防护工程指导教师:党星海20100401基于GTs技术的城市防灾声用研究AbstractBuildingsinurbanareaareveryimportantforlocalpeople’Sproductionandlife.Meanwhile,theOCCUrringofurbandisastersandbuildingshazardswilldirectlydestroytheresidents’propertiesandlifesafety.Soimprovingthea
2、bilityofbuildingsdisasterpreventionandmitigation,assessingandforecastingthepotentialrisksofthedisaster,willgreatlyreducetheprobabilityoftheeconomiclossandcasualty,alsoadvancetheabilityofthewholecitydisasterpreventionandreductionwillbedevelopedandstrengthened.Thispapermakesanalysisofthebuildings
3、vulnerabilityandthecitizens’potentiallifesafety.Duringtheanalysisprocesstheunpredictedeconomiclossandresidents’safetycausedbybuildingvulnerabilityalsodiscussed,theearthquakedisasteranalysisdatabaseisestablishedusingtheGIS(geographicinformationsystem)technique,andcombinedthesystemfordisasterprev
4、entionandmitigationbasedontheGIS.tech.Thethesiscomethroughtheapplicationcase,whichistheanalysisofbuildingvulnerabilityandresidents’safetyofoneapartmentblockinacountyofGansuprovince,emphasisdiscussandanalysisfocusonhowtomakeuseofexistingcadastralinformation(includedigitalizecadastralmaps,urbanca
5、dastraldatabaseandrecordsoflandsurveyandSOon),combinetheArcGISsoftwarepowerfulabilityofspatialanalysisandinformationmanagement,selectedonetypicalrepresentativeareaofthecountyforapplicationstudy.Firstlyrelevantbuildingvulnerabilityanalysisdatabaseisconstructed,throughtheanalysisofbuildingvulnera
6、bility(mainlyincludebuildingstructure,height,area,costandSOforth).Thencombingbuildingearthquakedisasterlossassessmentmodelandcasualtyforecastmethod,completetheeconomiclossevaluatingandcasualtyforesee,whichisthevariousconstructionofbuildingindifferentconditionofseismicintensity.Finallyallurbandi
7、sasterpreventionandmitigationdecisionsupportsystemisbuilt,theobjectistoachieveamorescientificandaccurateassistantdecisionmakingprogrammingforurbandisasterpreventionandmitigation.Keywords:GIS,ArcGIS,database,disasterpreventionandmi
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