CAJ | 학술논문

调节级效率对高压缸效率有着重要的影响，国产引进型300 MW汽轮机普遍存在调节级效率偏低的问题。文章分析了调节级效率偏低的原因，并提出了改造的方法，通过喷嘴的优化改造，提高了调节级效率，达到提高机组运行经济性的效果。
조절급효솔대고압항효솔유착중요적영향，국산인진형300 MW기륜궤보편존재조절급효솔편저적문제。문장분석료조절급효솔편저적원인，병제출료개조적방법，통과분취적우화개조，제고료조절급효솔，체도제고궤조운행경제성적효과。
Governing stage efficiency has a great impact on the efficiency of a high pressure cylinder .However , low governing stage efficiency is very common in Indigenous Imported Type 300MV Steam Turbines.This paper analyzes the reason why the governing stage efficiency is so low and proposes a method to improve it .By the optimization of the turbines'nozzles, this method improves their governing stage efficiency , and achieves the effect of improving the units'economical operation .