1. 熱水伴熱系(xi)統(tong)（圖13.2）

 2. 蒸汽(qi)伴熱系(xi)統（圖13.3）

  ②. 蒸汽(qi)伴(ban)熱(re)系統分配站。

   配管(guan)(guan)(guan)(guan)設(she)(she)(she)計(ji)見(jian)圖13.4。蒸(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)分(fen)配站(zhan)安裝(zhuang)位置高于蒸(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)總(zong)管(guan)(guan)(guan)(guan)時(shi)，分(fen)配站(zhan)低(di)點(dian)可不(bu)(bu)設(she)(she)(she)排放冷凝水(shui)的蒸(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)疏水(shui)閥(fa)系統，水(shui)平安裝(zhuang)的分(fen)配站(zhan)應(ying)(ying)無(wu)袋形(xing)并(bing)坡向蒸(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)總(zong)管(guan)(guan)(guan)(guan)。蒸(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)分(fen)配站(zhan)低(di)于蒸(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)總(zong)管(guan)(guan)(guan)(guan)時(shi)，其上游不(bu)(bu)得(de)有(you)下(xia)凹(ao)的袋形(xing)彎，分(fen)配站(zhan)的低(di)點(dian)應(ying)(ying)設(she)(she)(she)蒸(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)疏水(shui)閥(fa)組。蒸(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)分(fen)配站(zhan)至(zhi)少有(you)3根(gen)伴管(guan)(guan)(guan)(guan)（DN15）送至(zhi)半徑為3m范圍內的地點(dian)時(shi)才設(she)(she)(she)置，否(fou)則(ze)伴熱供汽(qi)(qi)(qi)(qi)(qi)(qi)管(guan)(guan)(guan)(guan)可直接從(cong)蒸(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)總(zong)管(guan)(guan)(guan)(guan)上引出(chu)。分(fen)配站(zhan)應(ying)(ying)布置在不(bu)(bu)妨(fang)礙(ai)通行、便于操作的地方(fang)(fang)，布置應(ying)(ying)考慮整齊和美觀。供汽(qi)(qi)(qi)(qi)(qi)(qi)管(guan)(guan)(guan)(guan)的閥(fa)門(men)應(ying)(ying)布置在便于接近(jin)的地方(fang)(fang)。分(fen)配站(zhan)的蒸(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)應(ying)(ying)從(cong)蒸(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)總(zong)管(guan)(guan)(guan)(guan)的頂部引出(chu)。

  ③. 蒸汽伴熱系統冷(leng)(leng)(leng)凝(ning)水(shui)(shui)回(hui)(hui)收時，收集(ji)站和冷(leng)(leng)(leng)凝(ning)水(shui)(shui)回(hui)(hui)收管(guan)(guan)(guan)(guan)的(de)(de)布(bu)置(zhi)(zhi)，見(jian)圖(tu)13.5。冷(leng)(leng)(leng)凝(ning)水(shui)(shui)收集(ji)站高于(yu)冷(leng)(leng)(leng)凝(ning)水(shui)(shui)總(zong)管(guan)(guan)(guan)(guan)時，低點可不設(she)(she)排液口(kou)；回(hui)(hui)水(shui)(shui)管(guan)(guan)(guan)(guan)應(ying)無袋形(xing)并坡向冷(leng)(leng)(leng)凝(ning)水(shui)(shui)總(zong)管(guan)(guan)(guan)(guan)。冷(leng)(leng)(leng)凝(ning)水(shui)(shui)收集(ji)站至(zhi)少(shao)有3根冷(leng)(leng)(leng)凝(ning)水(shui)(shui)支管(guan)(guan)(guan)(guan)時才設(she)(she)置(zhi)(zhi)，否則(ze)可直接(jie)接(jie)至(zhi)冷(leng)(leng)(leng)凝(ning)水(shui)(shui)總(zong)管(guan)(guan)(guan)(guan)上。冷(leng)(leng)(leng)凝(ning)水(shui)(shui)收集(ji)站應(ying)布(bu)置(zhi)(zhi)在不妨礙通行(xing)，便于(yu)操作的(de)(de)地方(fang)，布(bu)置(zhi)(zhi)應(ying)考慮整齊(qi)和美觀。冷(leng)(leng)(leng)凝(ning)水(shui)(shui)回(hui)(hui)水(shui)(shui)管(guan)(guan)(guan)(guan)的(de)(de)閥門應(ying)布(bu)置(zhi)(zhi)在便于(yu)接(jie)近(jin)的(de)(de)地方(fang)。冷(leng)(leng)(leng)凝(ning)水(shui)(shui)回(hui)(hui)水(shui)(shui)管(guan)(guan)(guan)(guan)應(ying)從(cong)冷(leng)(leng)(leng)凝(ning)水(shui)(shui)總(zong)管(guan)(guan)(guan)(guan)的(de)(de)頂部(bu)引入(ru)。

  ④. 蒸汽伴熱系統冷凝水不回收時，收集站和冷凝水回收管的布置(zhi)，見圖13.6。