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本文通过对贯流式水轮机环形件焊接变形机理的基本研究及变形状态和变形量的实测研究,提出了贯流式水轮机环形件防止焊接变形的关键工艺措施,该措施在实际生产中得到了应用和验证.
In this paper, through the basic research on the deformation mechanism of tubular turbine ring and the experimental study of the deformation state and deformation, the key technological measures to prevent the welding deformation of the annular turbine of the tubular turbine are proposed. The measures have been applied in practice And verification.