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★暖通空調設計手冊★(已修改)

2024-11-19 11:49 本頁面
 

【正文】 第 1 頁 共 88 頁 第一章 設計參考規(guī)范及標準 .......................................................................................................4 一、通用設計規(guī)范: ......................................................................................................................4 二、專用設計規(guī)范: ......................................................................................................................4 三、專用設計標準圖集: ..............................................................................................................5 第二章 設計參數(shù) ..............................................................................................................................5 一、商業(yè)和公共建筑物的空調設計參數(shù) ASHRAE ....................................................................5 二、舒適空調之室內設計參數(shù) 日本 ............................................................................................6 三、新風量 ......................................................................................................................................7 每人的新風標準 ASHRAE ....................................................................................................7 最小新風量和推薦新風量 UK ............................................................................................8 各類建筑物的換氣次數(shù) UK ...............................................................................................8 各場所每小時換氣次數(shù) .....................................................................................................9 每人的新風標準 UK ............................................................................................................9 考慮節(jié)能的基本新風量( 1/s 人) (日本 ) .................................................................... 10 辦公室環(huán)境衛(wèi)生標準 日本 ........................................................................................... 10 民用建筑最小新風量 ....................................................................................................... 10 第三章 空調負荷計算 ................................................................................................................... 13 一、不同窗面積下,冷負荷之分布 %......................................................................................... 13 二、負荷指標(估算)(僅供參考) .......................................................................................... 13 三、空調冷負荷法估算冷指標??照{冷負荷法估算冷指標( W/m2 空調面積)見下表 ..... 14 四、按建筑面積冷指標進行估算 建筑面積冷指標 ........................................................... 16 五、 建筑物冷負荷概算指標香港 ................................................................................................ 16 六、各類建筑物鍋爐負荷估算 W/m3℃ ..................................................................................... 18 七、熱損失概算 W/m℃ ............................................................................................................... 18 八、冷庫冷負荷概算指標 ............................................................................................................ 18 第四章 風管系統(tǒng)設計 ................................................................................................................... 19 一、通風管道流量阻力表 ............................................................................................................ 19 縮伸軟管摩擦阻力表 ....................................................................................................... 19 鍍鋅板風管摩擦阻力表 ................................................................................................... 19 二、室內送回風口尺寸表 ............................................................................................................ 22 風口風量冷量對應表 ....................................................................................................... 22 不同送風方式的風量指標和室內平均流速 ASHRAE ...................................................... 23 三、室內風管風速選擇表 ............................................................................................................ 23 低速風管系統(tǒng)的推薦和最大流速 m/s ............................................................................ 23 低速風管系統(tǒng)的最大允許速 m/s .................................................................................... 23 通風系統(tǒng)之流速 m/s ........................................................................................................ 24 四、室內風口風速選擇表 ............................................................................................................ 24 送風口風速 ....................................................................................................................... 24 以噪音標準控制的允許送風流速 m/s ............................................................................ 25 推薦的送風口流速 m/s .................................................................................................... 25 送風口之最大允許流速 m/s ............................................................................................ 25 回風口風速 ....................................................................................................................... 25 回風格柵的推薦流速 m/s ................................................................................................ 26 第 2 頁 共 88 頁 百葉窗的推 薦流速 m/s .................................................................................................... 26 逗留區(qū)流速與人體感覺的關系 ....................................................................................... 26 頂棚散流器送風量 ........................................................................................................... 26 側送風口送風量 ............................................................................................................. 27 五、室內風口的簡單布置 ............................................................................................................ 29 送風口布置間距 ............................................................................................................... 29 標準型號風盤所接散流器的尺寸表 辦公室 ................................................................. 29 散流器布置 .....................
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