【正文】 第 1 頁(yè)西安某辦公樓空調(diào)系統(tǒng)設(shè)計(jì)畢業(yè)論文目錄摘要 ..............................................................................................................................1ABSTRACT.................................................................................................................2前言 ..............................................................................................................................3目錄 ..............................................................................................................................4附表 ..............................................................................................................................設(shè)計(jì)任務(wù)、設(shè)計(jì)參數(shù) ...........................................................................6 工程概況 ...........................................................................................................6 設(shè)計(jì)任務(wù) ...........................................................................................................6 主要設(shè)計(jì)參數(shù) ...................................................................................................6 建筑熱工參數(shù) ..............................................................................................6 室外氣象參數(shù) ..............................................................................................6 室內(nèi)設(shè)計(jì)參數(shù) ..............................................................................................7 供回水溫度 ..................................................................................................7 ...........................................................................................................7 冷負(fù)荷、熱負(fù)荷和濕負(fù)荷的計(jì)算 .....................................................................7 外墻和屋面?zhèn)鳠崂湄?fù)荷計(jì)算 ....................................................................7 外窗的溫差傳熱冷負(fù)荷 ............................................................................8 外窗太陽(yáng)輻射形成的逐時(shí)冷負(fù)荷 ............................................................8 內(nèi)圍護(hù)結(jié)構(gòu)的傳熱冷負(fù)荷 ........................................................................9 人體散熱形成的冷負(fù)荷和濕負(fù)荷 ............................................................9 餐廳食物形成的冷負(fù)荷和濕負(fù)荷負(fù)荷 ..................................................10 燈光冷負(fù)荷 ..............................................................................................10 設(shè)備冷負(fù)荷 ..............................................................................................11 .....................................................................12 ...............................................................................12 空調(diào)方式的確定 ...............................................................................................14 單風(fēng)管集中式系統(tǒng) ....................................................................................15 風(fēng)機(jī)盤管加新風(fēng)系統(tǒng) ................................................................................16 下送風(fēng)空調(diào)系統(tǒng) ........................................................................................16 方案比較 ....................................................................................................17 系統(tǒng)劃分 ..................................................................................................19 送風(fēng)量和新風(fēng)量的確定 ...................................................................................19 第 2 頁(yè) 送風(fēng)量的確定 ............................................................................................19 ............................................................................................20 ........................................................................22 新風(fēng)量的確定 ............................................................................................22 新風(fēng)量的計(jì)算 ..........................................................................................23 新風(fēng)負(fù)荷、冷水機(jī)組供冷負(fù)荷及市政供熱負(fù)荷的計(jì)算 ...............................24 全空氣系統(tǒng)新風(fēng)負(fù)荷的計(jì)算 ....................................................................24 冷水機(jī)組供冷負(fù)荷的計(jì)算 ........................................................................30 三層風(fēng)機(jī)盤管加新風(fēng)系統(tǒng)的新風(fēng)負(fù)荷計(jì)算 ............................................30 氣流組織計(jì)算 ...................................................................................................36 氣流組織的意義 ........................................................................................36 送風(fēng)形式的選擇 ........................................................................................37 回風(fēng)形式的選擇 ........................................................................................37 排風(fēng)形式的選擇 ........................................................................................38 氣流組織計(jì)算 ............................................................................................38 空調(diào)輸送系統(tǒng)、設(shè)備的布置 ...........................................................................45 空調(diào)輸送系統(tǒng)(風(fēng)管)的布置 ......................................................................45 空調(diào)設(shè)備的選擇和布置 ............................................................................45 空調(diào)風(fēng)系統(tǒng)的水力計(jì)算及風(fēng)機(jī)的選擇 ...........................................................47 水力計(jì)算 ....................................................................................................47 風(fēng)機(jī)的選擇 ................................................................................................56 空調(diào)水系統(tǒng)的水力計(jì)算及設(shè)備的選擇 ...........................................................57 空調(diào)水系統(tǒng)的選型比較 ............................................................................57 空調(diào)水系統(tǒng)的布置 ....................................................................................58 十五層水系統(tǒng)水力計(jì)算 ............................................................................58 三層水管最不利環(huán)路水力計(jì)算 ................................................................63 空調(diào)水系統(tǒng)供、回、凝水管 ....................................................................65 水管系統(tǒng)