Patent ID: 7628124
Filing Date: 2009-12-08
Classification: F22B

Abstract:
1. A steam generator, comprising an evaporative once-through heating surface arranged in a hot gas passage which is exposed to an approximately horizontally oriented through-flow with respect to a hot gas flow direction, wherein the evaporative once-through heating surface comprises a plurality of steam generator tubes connected in parallel to the through-flow of a flow medium; a plurality of outlet headers connected to the plurality of steam generator tubes, wherein each outlet header comprises an integrated water separator element having a steam side and a a plurality of superheater tubes that form a superheater heating surface where the plurality of superheater tubes are connected to the steam side of the water separator elements of the plurality of outlet headers, wherein each outlet header is constructed essentially as a cylindrical body having a connection to a water drain pipe at an end opposite the end connected to the steam generator tubes.