近期，方大九鋼軋鋼廠將高線吐絲機反撲氣管進行“一分為二”改造，有效降低氮氣消耗
，取得了顯著經濟效益。 

　　juxi，gaichangdanqishigaoxianzhazhiguochengzhongyongyukuaisuchuiganzhacaishuifendechangyongqiti，yibanyongyugaoxiantusijiyujiasonggunshang。tusijifanpuqihejiasonggunyongqicaiyongtongyiguandaosongqi，dangtingjijianxiuhoujiasongguntiaozhengshixudanqichuisao，daozhitusijifanpuqichangkai
，zaochengdanqilangfei。weijienengjianghao，gaichanggaoxianchejianyuangongtichutiaozhengqiyuanguandaodefangan，shixiantusijihejiasonggunqiyuanjiguandaofenkai，bimiandanqilangfei。gaijianyidedaochangbudezhongshi，jingshebeijishurenyuanlunzhenghou
，zhidinglejiangdanqiguandao“一分為二”的de改gai造zao方fang案an，將jiang夾jia送song輥gun氣qi源yuan與yu吐tu絲si機ji反fan撲pu氣qi進jin行xing分fen開kai，當dang停ting機ji調tiao整zheng夾jia送song輥gun時shi可ke單dan獨du關guan閉bi吐tu絲si機ji反fan撲pu氣qi氣qi源yuan。改gai造zao完wan成cheng後hou，有you效xiao杜du絕jue了le氮dan氣qi的de浪lang費fei。據ju統tong計ji，2020年1月
，該廠氮氣消耗由34.693立方米/噸降到了的 21.559立方米/噸，獲得了良好的經濟效益。