直立式空冷凝汽器冬季防冻凝技术改造及优化措施  

ANTI-FREEZING TECHNICAL IMPROVEMENTS AND OPTIMIZATION FOR VERTICAL AIR-COOLED CONDENSER IN WINTER

作　　者：王晓旭 秦云 季旭华 Wang Xiaoxu;Ji Xuhua;Qin Yun(China Energy Xinjiang Chemical Industry Co.,Ltd.,Urumqi 832000;Xinjiang Technology Institute,Korla 841000)

机构地区：[1]国能新疆化工有限公司,新疆乌鲁木齐832000 [2]新疆科技学院,新疆库尔勒841000

出　　处：《大氮肥》2024年第5期319-322,327,共5页Large Scale Nitrogenous Fertilizer Industry

摘　　要：阐述了直立式空冷凝汽器的冻凝原理,对其在冬季运行过程中出现的低温冻凝原因进行分析,通过对空冷凝汽器进行技术改造,并优化冬季防冻措施,使空冷凝汽器的管束温度稳定控制在65~70℃,保证了其在冬季的稳定运行。The freezing principle of vertical air-cooled condensers used in steam turbine was described.The operation condition and the cause of failure under low temperature in winter were analyzed.The technical improvements have been made to air-cooled condensers,and the anti-freezing measures have been optimized,ensuring that the temperature of the tube bundle of air-cooled condensers was stably controlled at 65-70℃for the stable operation of the plant.

关 键 词：空冷凝汽器 冻凝原理 防冻措施 

分 类 号：TK264.11[动力工程及工程热物理—动力机械及工程]