CAJ | 학술논문

针对田家庵发电厂波兰产的1号、2号（TK-120）汽轮机的现运行情况，实施了对汽轮机中压缸、转子及轴封系统的改造工程。使中压缸的内效率由85.69%提高到91.96%,整机热耗由9?294.1kJ/（kW*h）降低到9?085.18kJ/(kW*h),汽轮机前端轴瓦振动由0.05mm降低到0.008mm，汽轮机后端轴瓦振动由0.10mm降低到0.012mm，汽轮机推力瓦温度由98℃降低到77℃,机组轴封系统达到设计标准。机组改造后综合安全性能得到了保证，热效率明显提高，获得了良好的经济和社会效益。
침대전가암발전엄파란산적1호、2호（TK-120）기륜궤적현운행정황，실시료대기륜궤중압항、전자급축봉계통적개조공정。사중압항적내효솔유85.69%제고도91.96%,정궤열모유9?294.1kJ/（kW*h）강저도9?085.18kJ/(kW*h),기륜궤전단축와진동유0.05mm강저도0.008mm，기륜궤후단축와진동유0.10mm강저도0.012mm，기륜궤추력와온도유98℃강저도77℃,궤조축봉계통체도설계표준。궤조개조후종합안전성능득도료보증，열효솔명현제고，획득료량호적경제화사회효익。
The IP cylinder rotor and gland-packing system of No.1、No.2 TK-120 steam turbine has been modified according to its operation in TianJia'an power station.The inner efficiency is improved from 85.69% to 91.96%;the heat consumption is reduced from 9294.1kJ/(kW*h) to 9085.18kJ/(kW*h) the vibration of bearing pad in front is from 0.05mm to 0.008mm and 0.1mm to 0.012mm in back;the temperature of thrust pad is from 98℃ to 77℃;the gland-packing system can meet the design requirement.After the modification,the safety and heat efficiency is increased largely.So better efficiency in economics and society can be gained.