中小型机组真空系统选型及节能研究

Vacuum System Selection and Energy-Saving Research of Small and Medium-Sized Units

汽轮发电机组凝汽器抽真空系统的选型直接影响机组的安全经济运行,文中分别介绍了三种不同的抽真空设备,并做出性能比较。对水环式真空泵凝汽器抽真空系统存在的问题进行研究,并提出相应的优化建议。最后,探讨了水环式真空泵抽真空系统的节能改造方案及可行性。

The selection of condenser vacuum pumping system directly affects the safe&economical operation of steam turbine generator unit.This paper introduces three different vacuum system equipments and compares their performance.The existing problems of the water-ring vacuum pump vacuum pumping system are studied,and corresponding optimization suggestions are put forward.Finally,the energy-saving reconstruction scheme and feasibility of the water-ring vacuum pump vacuum pumping system are discussed.