【正文】 .........................43二、管路系統(tǒng)的管材 .......................................................................................................................44三、供回水總管上的旁通閥與壓差旁通閥的選擇 .......................................................................44四、空調(diào)水系統(tǒng)管徑的確定 ...........................................................................................................46五、冷凍水泵揚(yáng)程估算方法 ...........................................................................................................47水泵揚(yáng)程簡(jiǎn)易估算法 ..............................................................................................................48冷凍水泵揚(yáng)程實(shí)用估算方法 ..................................................................................................48水泵揚(yáng)程設(shè)計(jì) ..........................................................................................................................50六、冷卻水系統(tǒng)的設(shè)計(jì) ...................................................................................................................50冷卻水系統(tǒng)的補(bǔ)水量 ..............................................................................................................50冷卻水循環(huán)系統(tǒng)設(shè)計(jì)中應(yīng)注意的幾個(gè)問題： ......................................................................51七、冷凝水管道設(shè)計(jì) .......................................................................................................................51八、分汽缸、分水器、集水器尺寸的確定 ...................................................................................52九、膨脹水箱的容積計(jì)算 ...............................................................................................................55十、空壓管道管徑選擇表 ...............................................................................................................57十一、保溫 .......................................................................................................................................58十三、閥門選用 ...............................................................................................................................58第六章 空調(diào)設(shè)備選型 .........................................................................................................................59一、機(jī)組選型 ...................................................................................................................................59二、機(jī)組選型案例 ...........................................................................................................................60三、輔助設(shè)備 ...................................................................................................................................61冷卻塔 ......................................................................................................................................61水泵的選型: ............................................................................................................................61熱泵中央空調(diào)系統(tǒng)水量計(jì)算 ..................................................................................................623 / 96冷凍水和冷卻水流量估算 ......................................................................................................63設(shè)備水壓力降 估算（日本） .................................................................................................63制冷機(jī)冷卻水量估算表 ..........................................................................................................63第七章 材料、設(shè)備資料 .....................................................................................................................63一、鋼板和鋁板的厚度和重量 ASHRAE ......................................................................................63二、角鋼和角鋁的規(guī)格和重量 ASHRAE ......................................................................................64三、計(jì)算單位換算 ...........................................................................................................................64四、常用液體的密度（單位：103 千克/米 3，未注明者為常溫下） ........................................66五、空氣調(diào)節(jié)常用計(jì)算公式 ...........................................................................................................67六、鋼材理論重量計(jì)算 ...................................................................................................................69七、專業(yè)英語 ...................................................................................................................................70第八章 耗電量、機(jī)房面積 .................................................................................................................82水源熱泵系統(tǒng)設(shè)備耗電量比例 .................................................................................................82醫(yī)院耗電量比例 TRANE...........................................................................................................82各種系統(tǒng)分項(xiàng)造價(jià)占總造價(jià)的百分率%（近似） ..................................................................82冷水機(jī)組和附屬設(shè)備估算（△T=5℃） ...................................................................................82空調(diào)面積占建筑面積比例 .........................................................................................................83空調(diào)機(jī)房建筑面積概算指標(biāo) .....................................................................................................83空調(diào)設(shè)備所占的建筑面積百分率% ..........................................................................................84設(shè)備層布置原則： .....................................................................................................................84第九章 暖通空調(diào)中存在的問題及解決辦法、圖紙要求 .................................................................86一、貫徹執(zhí)行暖通設(shè)計(jì)規(guī)范、標(biāo)準(zhǔn)方面存在的問題 ...................................................................86　 室內(nèi)外空氣計(jì)算參數(shù)不符合規(guī)范要求 ...............................................................................86　 供暖熱負(fù)荷計(jì)算有漏項(xiàng)和錯(cuò)項(xiàng) ...........................................................................................86　 衛(wèi)生間散熱器型式選擇不妥 ...............................................................................................86　 樓梯間散熱器立、支管未單獨(dú)配置 ...................................................................................86　 供暖管道敷設(shè)坡度不符合規(guī)范要求 ....