煙氣餘熱回收裝置的構造大體是什麼樣的
煙氣餘熱回收裝置是燃煤、油、氣qi鍋guo爐lu專zhuan用yong設she備bei,安an裝zhuang在zai鍋guo爐lu煙yan口kou,回hui收shou煙yan氣qi餘yu熱re加jia熱re生sheng活huo用yong水shui或huo鍋guo爐lu補bu水shui。其qi構gou造zao大da體ti為wei下xia部bu是shi煙yan道dao,上shang部bu為wei水shui箱xiang,中zhong間jian有you隔ge板ban。頂ding部bu有you安an全quan閥fa、壓力表、wendubiaojiekou,shuixiangyoujinchushuihepaiwukou。gongzuoshi,yanqiliujingreguanyurehuiqiyandaochongshuareguanxiaduan,reguanxirehoujiangreliangdaozhishangduan,reguanshangduanfangrejiangshuijiare。weilefangzhiduhuihefushi,煙氣餘熱回收裝置出口煙氣溫度一般控製在露點以上,即燃油、燃煤鍋爐排煙溫度≮130℃,燃氣鍋爐排煙溫度≮100℃,節約燃料4-18%。