1000MW超超临界汽轮机低压外缸加工难点解析

Analyses of Processing Difficulty in Low Pressure Outer Casing of 1000 MW Supercritical Steam Turbine

阐述了东芝百万超超临界汽轮机低压外缸首次加工过程中存在的一些加工部件结构、设备限制、加工工艺等方面存在的诸多难点,通过实践摸索,采取合理可行的解决措施,使问题迎刃而解,为超大型汽轮机低压部件的加工,提供了一些可借鉴的新方法、新思路。

expounds Toshiba million ultra-supercritical turbine outside cylinder low-pressure existing in machining process of the first few processing components,equipment restrictions,machining and other aspects,there are many difficulties through practice gropes,take feasible measures to solve the problems solved,for super-large turbine parts of processing,low provides some new methods,learning new ideas.