Boiler structure for a steam generator comprises vertical supports each having a vertically extending concrete core and a steel wall surrounding the core

摘要

Boiler structure (2) comprises vertical supports (3) each having a vertically extending concrete core and a steel wall (20) surrounding the core. Preferred Features: The steel wall has a polygonal or square cross-section. The steel wall has toothed elements on its inner side for interacting with the core. The toothed elements contain vertical or horizontal toothed elements. The concrete core contains an internal reinforcement.