【正文】 ....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(zhuān)業(yè)英語(yǔ) ...................................................................................................................................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(wèn)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(wèn)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 ...................................................................................86　 廚房操作間通風(fēng)存在問(wèn)題 ...................................................................................................86　 膨脹水箱與熱(冷) 水系統(tǒng)的連接不符合規(guī)范要求 ............................................................87　 通風(fēng)空調(diào)系統(tǒng)防火閥的設(shè)置不符合規(guī)范要求 ...................................................................87　 防煙樓梯間前室送風(fēng)口風(fēng)量的確定有問(wèn)題 .......................................................................87　 誤將防煙分區(qū)排風(fēng)量的計(jì)算混同于排煙風(fēng)機(jī)風(fēng)量的計(jì)算 .............................................87　 高層建筑排煙系統(tǒng)排煙口選型不當(dāng) .................................................................................87二、在工程設(shè)計(jì)中存在的問(wèn)題 .......................................................................................................88　 供暖入口設(shè)置過(guò)多 ...............................................................................................................88　 供暖系統(tǒng)設(shè)計(jì)不合理 ...........................................................................................................88　 排風(fēng)系統(tǒng)設(shè)計(jì)不合理 ...........................................................................................................88　 空調(diào)系統(tǒng)的選擇不合理 .......................................................................................................88　 廁所采用風(fēng)機(jī)盤(pán)管時(shí)未加新風(fēng) ...........................................................................................88　 平衡閥的設(shè)置與口徑選擇存在問(wèn)題 ...................................................................................89 系統(tǒng)分區(qū)不當(dāng)造成失敗 .........................................................................................................8雙風(fēng)機(jī)系統(tǒng)設(shè)計(jì)問(wèn)題 ...........................................................................................................90 送回風(fēng)管布置不好 ...............................................................................................................90 排氣系統(tǒng)設(shè)計(jì)諸問(wèn)題 .............................................................................................................91三、設(shè)計(jì)圖紙方面存在的問(wèn)題 .......................................................................................................934 / 96　 設(shè)計(jì)說(shuō)明內(nèi)容不完整 ...........................................................................................................93　 平面圖深度不夠，有些應(yīng)該繪制的內(nèi)容遺漏 ...................................................................93　 系統(tǒng)圖深度不夠 ...................................................................................................................93　 鍋爐房設(shè)計(jì)過(guò)于簡(jiǎn)化 ...........................................................................................................93　 計(jì)算書(shū)內(nèi)容不全甚至全部空白 ...........................................................................................94　 暖通空調(diào)