1. 熱水伴熱系統(圖13.2)


 2. 蒸汽伴熱系統(圖13.3)


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  ②. 蒸汽伴熱系統分配站。


   配(pei)(pei)(pei)(pei)管(guan)(guan)(guan)(guan)設計見圖13.4。蒸(zheng)汽(qi)(qi)(qi)(qi)分(fen)(fen)配(pei)(pei)(pei)(pei)站安裝位置(zhi)(zhi)高于(yu)蒸(zheng)汽(qi)(qi)(qi)(qi)總(zong)管(guan)(guan)(guan)(guan)時(shi),分(fen)(fen)配(pei)(pei)(pei)(pei)站低(di)點(dian)可不(bu)設排(pai)放冷凝水的(de)(de)(de)蒸(zheng)汽(qi)(qi)(qi)(qi)疏(shu)水閥系(xi)統,水平安裝的(de)(de)(de)分(fen)(fen)配(pei)(pei)(pei)(pei)站應無袋(dai)形并坡向蒸(zheng)汽(qi)(qi)(qi)(qi)總(zong)管(guan)(guan)(guan)(guan)。蒸(zheng)汽(qi)(qi)(qi)(qi)分(fen)(fen)配(pei)(pei)(pei)(pei)站低(di)于(yu)蒸(zheng)汽(qi)(qi)(qi)(qi)總(zong)管(guan)(guan)(guan)(guan)時(shi),其上游不(bu)得有下凹的(de)(de)(de)袋(dai)形彎,分(fen)(fen)配(pei)(pei)(pei)(pei)站的(de)(de)(de)低(di)點(dian)應設蒸(zheng)汽(qi)(qi)(qi)(qi)疏(shu)水閥組。蒸(zheng)汽(qi)(qi)(qi)(qi)分(fen)(fen)配(pei)(pei)(pei)(pei)站至少有3根伴管(guan)(guan)(guan)(guan)(DN15)送(song)至半徑為3m范圍內的(de)(de)(de)地(di)點(dian)時(shi)才設置(zhi)(zhi),否則伴熱(re)供汽(qi)(qi)(qi)(qi)管(guan)(guan)(guan)(guan)可直接(jie)從蒸(zheng)汽(qi)(qi)(qi)(qi)總(zong)管(guan)(guan)(guan)(guan)上引出。分(fen)(fen)配(pei)(pei)(pei)(pei)站應布置(zhi)(zhi)在不(bu)妨礙通(tong)行、便(bian)于(yu)操作的(de)(de)(de)地(di)方(fang),布置(zhi)(zhi)應考慮整齊和美觀(guan)。供汽(qi)(qi)(qi)(qi)管(guan)(guan)(guan)(guan)的(de)(de)(de)閥門應布置(zhi)(zhi)在便(bian)于(yu)接(jie)近的(de)(de)(de)地(di)方(fang)。分(fen)(fen)配(pei)(pei)(pei)(pei)站的(de)(de)(de)蒸(zheng)汽(qi)(qi)(qi)(qi)應從蒸(zheng)汽(qi)(qi)(qi)(qi)總(zong)管(guan)(guan)(guan)(guan)的(de)(de)(de)頂(ding)部引出。


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  ③. 蒸(zheng)汽(qi)伴熱系統冷(leng)(leng)(leng)(leng)凝(ning)(ning)水(shui)(shui)(shui)回(hui)收(shou)時(shi),收(shou)集(ji)站(zhan)和冷(leng)(leng)(leng)(leng)凝(ning)(ning)水(shui)(shui)(shui)回(hui)收(shou)管(guan)(guan)的(de)(de)(de)布置(zhi)(zhi),見圖(tu)13.5。冷(leng)(leng)(leng)(leng)凝(ning)(ning)水(shui)(shui)(shui)收(shou)集(ji)站(zhan)高于(yu)冷(leng)(leng)(leng)(leng)凝(ning)(ning)水(shui)(shui)(shui)總管(guan)(guan)時(shi),低點可(ke)不(bu)(bu)設排液口(kou);回(hui)水(shui)(shui)(shui)管(guan)(guan)應(ying)(ying)無袋形并坡向冷(leng)(leng)(leng)(leng)凝(ning)(ning)水(shui)(shui)(shui)總管(guan)(guan)。冷(leng)(leng)(leng)(leng)凝(ning)(ning)水(shui)(shui)(shui)收(shou)集(ji)站(zhan)至(zhi)少有3根冷(leng)(leng)(leng)(leng)凝(ning)(ning)水(shui)(shui)(shui)支管(guan)(guan)時(shi)才設置(zhi)(zhi),否則可(ke)直接(jie)接(jie)至(zhi)冷(leng)(leng)(leng)(leng)凝(ning)(ning)水(shui)(shui)(shui)總管(guan)(guan)上。冷(leng)(leng)(leng)(leng)凝(ning)(ning)水(shui)(shui)(shui)收(shou)集(ji)站(zhan)應(ying)(ying)布置(zhi)(zhi)在(zai)(zai)不(bu)(bu)妨礙通行,便(bian)于(yu)操作(zuo)的(de)(de)(de)地方,布置(zhi)(zhi)應(ying)(ying)考慮整齊和美觀。冷(leng)(leng)(leng)(leng)凝(ning)(ning)水(shui)(shui)(shui)回(hui)水(shui)(shui)(shui)管(guan)(guan)的(de)(de)(de)閥門應(ying)(ying)布置(zhi)(zhi)在(zai)(zai)便(bian)于(yu)接(jie)近的(de)(de)(de)地方。冷(leng)(leng)(leng)(leng)凝(ning)(ning)水(shui)(shui)(shui)回(hui)水(shui)(shui)(shui)管(guan)(guan)應(ying)(ying)從冷(leng)(leng)(leng)(leng)凝(ning)(ning)水(shui)(shui)(shui)總管(guan)(guan)的(de)(de)(de)頂部引(yin)入。


  ④. 蒸汽伴熱系統冷凝水(shui)不回(hui)收時,收集站(zhan)和冷凝水(shui)回(hui)收管的布置,見(jian)圖13.6。


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