water-cooled vibrating grate

What is water-cooled vibrating grate?

water-cooled vibrating grate meaning A boiler grate made up of a tuyere grate surface mounted on a grid of water tubes interconnected with the boiler circulation system for positive cooling. The structure is supported by flexing plates allowing the grid and grate to move in a vibrating action. Ashes are automatically discharged.

 

reference: Glossary – Energy Efficiency & Renewable Energy