Patent ID: 7726264
Filing Date: 2010-06-01
Classification: F22B,Y10T

Abstract:
1. A method of installing boiler furnace walls with an upper portion of a boiler proper and a lower portion of the boiler proper comprising: assembling the upper portion of the boiler proper while it is suspended from a top girder module placed on a top of a boiler frame; pre-assembling each of four face furnace water wall panels individually for forming the lower portion of the boiler proper respectively on the ground; lifting each of said four face furnace water wall panels individually after the completion of the pre-assembling; and connecting an upper portion of each face of said four face furnace water wall panels with a lower portion of the upper portion of the boiler proper while the upper portion of the boiler proper is suspended within the boiler frame, wherein a lifting jack is located on the top of said boiler frame, the lifting jack simultaneously hanging the upper portions of the furnace water wall panels and dragging the lower portions on the ground and lifting the lower portions into position.