Distributor plate
AssigneeThe British Coal Utilization Research Association Limited
InventorsMichael Harris Barker, Alan Gregson Roberts
Life of this patent
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Abstract
A fluidised bed distributor plate has a chamber having a fuel inlet with an air tube passing through the chamber. The interior of the air tube is in communication with the chamber and the upper end of the air tube is terminated in a head adapted to supply a combustible mixture of the fuel and air to the fluidised bed. The air tube has another surrounding tube having an air inlet and outlet. The air outlet is adapted to supply air to a region of the fluidised bed at a level below the fuel supply head.
Claims8
A distributor plate comprising a chamber having a fuel inlet and an air tube passing through the chamber, the interior of the air tube being in communication with the chamber, one end of the air tube terminating in a head having outlets adapted to supply a combustible mixture including fuel and air to a fluidised bed furnace, there being a surrounding tube around the air tube, which surrounding tube has an air inlet and air outlet, the air outlet being adapted to supply air to a region of the fluidised bed beneath the head supplying the combustible mixture to the fluidised bed.
Dependencies are inferred from the claim text.