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荊州市屋脊通風天窗設計要求

荊州(zhou)(zhou)通風(feng)(feng)(feng)(feng)(feng)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang) 消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)排煙(yan)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)設(she)計規范高(gao)層(ceng)建(jian)(jian)筑(zhu)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)火消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)排煙(yan)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)設(she)計規范第yi節一般規則1.1高(gao)層(ceng)建(jian)(jian)筑(zhu)的(de)(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)煙(yan)設(she)備(bei)(bei)應(ying)分為(wei)機(ji)械加(jia)壓送風(feng)(feng)(feng)(feng)(feng)的(de)(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)煙(yan)設(she)備(bei)(bei)和(he)可(ke)敞開外(wai)窗(chuang)(chuang)(chuang)的(de)(de)(de)(de)天(tian)(tian)(tian)(tian)(tian)(tian)然消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)排煙(yan)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)設(she)備(bei)(bei)。1.2高(gao)層(ceng)建(jian)(jian)筑(zhu)的(de)(de)(de)(de)消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)排煙(yan)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)設(she)備(bei)(bei)應(ying)分為(wei)機(ji)械消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)排煙(yan)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)設(she)備(bei)(bei)和(he)可(ke)敞開外(wai)窗(chuang)(chuang)(chuang)的(de)(de)(de)(de)天(tian)(tian)(tian)(tian)(tian)(tian)然消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)排煙(yan)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)設(she)備(bei)(bei)。1.3一類(lei)高(gao)層(ceng)建(jian)(jian)筑(zhu)和(he)建(jian)(jian)筑(zhu)高(gao)度超過32m的(de)(de)(de)(de)二類(lei)高(gao)層(ceng)建(jian)(jian)筑(zhu)的(de)(de)(de)(de)下列部位(wei)應(ying)設(she)消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)排煙(yan)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)設(she)備(bei)(bei)：荊州(zhou)(zhou) (1)長度超過20m的(de)(de)(de)(de)內(nei)走道(dao)。(2)面積超過100m2，且經(jing)常有(you)人逗留或可(ke)燃物較多的(de)(de)(de)(de)房(fang)間(jian)。(3)高(gao)層(ceng)建(jian)(jian)筑(zhu)中(zhong)的(de)(de)(de)(de)中(zhong)庭和(he)經(jing)常有(you)人逗留或可(ke)燃物較多的(de)(de)(de)(de)地(di)下室。1.4通風(feng)(feng)(feng)(feng)(feng)、空氣調節體系應(ying)采取防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)火、防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)煙(yan)辦法。1.5機(ji)械加(jia)壓送風(feng)(feng)(feng)(feng)(feng)和(he)機(ji)械消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)排煙(yan)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)的(de)(de)(de)(de)風(feng)(feng)(feng)(feng)(feng)速(su)，應(ying)契合(he)下列規則：(1)采用金屬(shu)(shu)風(feng)(feng)(feng)(feng)(feng)道(dao)時(shi)，不該大(da)于20m s。(2)采用內(nei)外(wai)表光(guang)滑的(de)(de)(de)(de)混泥土等(deng)非金屬(shu)(shu)資料風(feng)(feng)(feng)(feng)(feng)道(dao)時(shi)，不該大(da)于15m s。(3)送風(feng)(feng)(feng)(feng)(feng)口(kou)的(de)(de)(de)(de)風(feng)(feng)(feng)(feng)(feng)速(su)不該大(da)于7m s；消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)消(xiao)(xiao)(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)(fang)(fang)排煙(yan)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)口(kou)的(de)(de)(de)(de)風(feng)(feng)(feng)(feng)(feng)速(su)不該大(da)于10m s。荊州(zhou)(zhou)通風(feng)(feng)(feng)(feng)(feng)天(tian)(tian)(tian)(tian)(tian)(tian)窗(chuang)(chuang)(chuang)