1. 熱(re)水(shui)伴熱(re)系統（圖13.2）

 2. 蒸汽伴熱系統（圖(tu)13.3）

  ②. 蒸汽伴熱系統(tong)分(fen)配(pei)站。

   配(pei)(pei)管設(she)計見圖13.4。蒸(zheng)(zheng)(zheng)汽(qi)(qi)分(fen)(fen)(fen)配(pei)(pei)站安裝位置(zhi)高(gao)于蒸(zheng)(zheng)(zheng)汽(qi)(qi)總(zong)(zong)管時(shi)(shi)，分(fen)(fen)(fen)配(pei)(pei)站低(di)點可不(bu)(bu)(bu)設(she)排放冷凝水的(de)(de)(de)蒸(zheng)(zheng)(zheng)汽(qi)(qi)疏水閥系統，水平安裝的(de)(de)(de)分(fen)(fen)(fen)配(pei)(pei)站應(ying)無袋形并坡向蒸(zheng)(zheng)(zheng)汽(qi)(qi)總(zong)(zong)管。蒸(zheng)(zheng)(zheng)汽(qi)(qi)分(fen)(fen)(fen)配(pei)(pei)站低(di)于蒸(zheng)(zheng)(zheng)汽(qi)(qi)總(zong)(zong)管時(shi)(shi)，其上游不(bu)(bu)(bu)得(de)有(you)下(xia)凹(ao)的(de)(de)(de)袋形彎，分(fen)(fen)(fen)配(pei)(pei)站的(de)(de)(de)低(di)點應(ying)設(she)蒸(zheng)(zheng)(zheng)汽(qi)(qi)疏水閥組。蒸(zheng)(zheng)(zheng)汽(qi)(qi)分(fen)(fen)(fen)配(pei)(pei)站至少有(you)3根伴管（DN15）送至半徑為3m范圍內(nei)的(de)(de)(de)地點時(shi)(shi)才設(she)置(zhi)，否則伴熱供汽(qi)(qi)管可直(zhi)接從蒸(zheng)(zheng)(zheng)汽(qi)(qi)總(zong)(zong)管上引(yin)出。分(fen)(fen)(fen)配(pei)(pei)站應(ying)布(bu)(bu)置(zhi)在不(bu)(bu)(bu)妨(fang)礙通行、便(bian)于操作(zuo)的(de)(de)(de)地方，布(bu)(bu)置(zhi)應(ying)考慮整齊和美觀。供汽(qi)(qi)管的(de)(de)(de)閥門應(ying)布(bu)(bu)置(zhi)在便(bian)于接近(jin)的(de)(de)(de)地方。分(fen)(fen)(fen)配(pei)(pei)站的(de)(de)(de)蒸(zheng)(zheng)(zheng)汽(qi)(qi)應(ying)從蒸(zheng)(zheng)(zheng)汽(qi)(qi)總(zong)(zong)管的(de)(de)(de)頂部(bu)引(yin)出。

  ③. 蒸汽伴熱系統冷(leng)(leng)凝(ning)(ning)(ning)水(shui)回收(shou)(shou)時，收(shou)(shou)集(ji)站(zhan)和(he)(he)冷(leng)(leng)凝(ning)(ning)(ning)水(shui)回收(shou)(shou)管(guan)(guan)(guan)(guan)(guan)(guan)的(de)布(bu)置，見圖13.5。冷(leng)(leng)凝(ning)(ning)(ning)水(shui)收(shou)(shou)集(ji)站(zhan)高于(yu)冷(leng)(leng)凝(ning)(ning)(ning)水(shui)總管(guan)(guan)(guan)(guan)(guan)(guan)時，低點可不設排(pai)液(ye)口；回水(shui)管(guan)(guan)(guan)(guan)(guan)(guan)應(ying)無袋形并(bing)坡向冷(leng)(leng)凝(ning)(ning)(ning)水(shui)總管(guan)(guan)(guan)(guan)(guan)(guan)。冷(leng)(leng)凝(ning)(ning)(ning)水(shui)收(shou)(shou)集(ji)站(zhan)至少(shao)有3根冷(leng)(leng)凝(ning)(ning)(ning)水(shui)支管(guan)(guan)(guan)(guan)(guan)(guan)時才設置，否則可直(zhi)接接至冷(leng)(leng)凝(ning)(ning)(ning)水(shui)總管(guan)(guan)(guan)(guan)(guan)(guan)上。冷(leng)(leng)凝(ning)(ning)(ning)水(shui)收(shou)(shou)集(ji)站(zhan)應(ying)布(bu)置在(zai)不妨礙(ai)通(tong)行，便(bian)于(yu)操作的(de)地(di)方，布(bu)置應(ying)考慮整齊和(he)(he)美觀。冷(leng)(leng)凝(ning)(ning)(ning)水(shui)回水(shui)管(guan)(guan)(guan)(guan)(guan)(guan)的(de)閥(fa)門應(ying)布(bu)置在(zai)便(bian)于(yu)接近的(de)地(di)方。冷(leng)(leng)凝(ning)(ning)(ning)水(shui)回水(shui)管(guan)(guan)(guan)(guan)(guan)(guan)應(ying)從冷(leng)(leng)凝(ning)(ning)(ning)水(shui)總管(guan)(guan)(guan)(guan)(guan)(guan)的(de)頂(ding)部引入。

  ④. 蒸汽(qi)伴熱系統冷凝水(shui)不回收時，收集站和冷凝水(shui)回收管的(de)布置，見圖13.6。