燃气输配毕业设计说明书.doc

该【燃气输配毕业设计说明书 】是由【世界末末日】上传分享，文档一共【135】页，该文档可以免费在线阅读，需要了解更多关于【燃气输配毕业设计说明书 】的内容，可以使用淘豆网的站内搜索功能，选择自己适合的文档，以下文字是截取该文章内的部分文字，如需要获得完整电子版，请下载此文档到您的设备，方便您编辑和打印。重庆大学本科学生毕业设计(论文)某市天然气储配站及管网规划设计2学生:蒋琬琴学号:20096476指导教师:黄小美专业:建筑环境与设备工程重庆大学城市建设与环境工程学院二O一三年六月GraduationDesign(Thesis)ofChongqingUniversityPlanningforprojectsofacertaincitygasNGstorageanddistributionstationprocessandengineeringdesign2Undergraduate:JiangWanqinSupervisor::BuildingEnvironmentAndFacilitiesEngineeringFacultyofUrbanConstructionAndEnvironmentalEngineeringChongqingUniversityJune2013重庆大学本科学生毕业设计(论文)中文摘要摘要城市燃气是城市建设的重要基础设施之一,也是城市能源供应中的一个重要组成部分,它为城市工业、商业和居民生活提供优质气体燃料。作为现代城市生活和生产中一种广泛应用的能源,城市燃气在我国的能源结构中占有越来越重要的作用,而城市燃气规划的主要目的是根据国家城市发展和建设方针、经济和技术政策、国民经济和社会发展的长远计划,以及城市所在地区的自然条件、历史情况、现状特点和建设条件,设计城市燃气管网的形式、走向以及压力机制,设计燃气场站的工艺流程、平面布置等,为城市的发展建设创造更好的条件。随着目前国家大力推广使用天然气的政策,本次设计的气源确定为天然气。天然气是一种清洁能源,使用天然气作为城市燃气,对改善城市污染问题以及推动可持续化城市发展都有着非常积极的意义。本次设计的主要任务是对云南省丽江市进行城市然气规划。该市城市规划面积约为2500公顷,人口远期2020年约为25万人。本次设计得主要内容包括对该城市燃气近、远期气源论证,,各类用户的比例及用气定额的论证计算,城市燃气输配系统的选择论证及设计计算,LNG气化站的工艺流程及其平面布置的设计,储配站的工艺流程及其平面布置的设计,区域调压站的布置,某住宅楼的室内燃气管道设计等。通过计算论证,确定朝阳县近期气源为LNG,远期气源为管输天然气,供气方式为储配合一、中压配气,管网压力级制为中压一级管网系统,末端采用楼栋(或用户)调压的调压方式,低压入户进行供气。关键词:燃气,规划,气源选择论证,管道天然气,液化天然气。I重庆大学本科学生毕业设计(论文)ABSTRACTBeingawidely-usesourceofmoderncitylivingandproduction,,theprocessandthegenerallayoutofthegasstationsandsoon,basedonthenationalurbandevelopmentandconstructionguidelines,economyandtechnicalpolicies,thelong-termplansofnationaleconomyandsocialdevelopment,aswellasthetheofnaturalandhistoricalconditions,presentcharacteristicsandbuildingconditionsofthecity,,,,'surbanplanningareaisabout2500hectares,-termandlong-parisonanddemonstration,varioustypesofusersoffixedratioandgasproofdemonstration,design,LNGgasificationstationprocessanditsgenerallayoutdesign,storageanddistributionstationplanningprocessanditsgenerallayoutdesign,areapressureadjuststationdesign,,confirmtherecentgassourceforthecitytobeLNG,long-,usingmediumpressuretodistribute..Usersusetheformofbuildingadjust(oruseradjust):Gas,Planning,LNG,AirSourceDemonstrationII重庆大学本科学生毕业设计(论文)目录目录中文摘要.........................................................................................................................IABSTRACT..................................................................................................................II1概述...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................错误~未定义书签。........................................................................错误~未定义书签。........................................................................错误~未定义书签。2设计依据..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................错误~未定义书签。3气源、供气规模及气化范围................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................9III重庆大学本科学生毕业设计(论文)、远期气源选择及论证..................................................................................................................................................................................................................................................................................错误~未定义书签。...........................................................................................................................................................................................................、远期人口规模................................................................................................................................................................................................................................................................................................114燃气的物理化学性质............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................145供气规模.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................、远期各类用户年用气量计算..................................................错误~未定义书签。.................................................................................................................................................................................................................................................................................................................................................错误~未定义书签。..................................................................................................................................................................错误~未定义书签。........................................................................19IV重庆大学本科学生毕业设计(论文)、远期各类用户燃气需用工况..................................................................................................................................................................................................................................................、远期各类用户月、日用气量计算...........................................错误~未定义书签。、远期小时计算流量的计算.............................................................................................................................................................................................................................................................................................................................................................................................................................................................错误~未定义书签。.............................................................................................................................................错误~未定义书签。...............................................错误~未定义书签。..............................................................................................276输配管网系统及水力计算...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................错误~未定义书签。...............................................错误~未定义书签。......................................................错误~未定义书签。................................................................................................................................................................................................错误~未定义书签。......................................................................................................................................................................................................................................................................................