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公开(公告)号：EP4006306A1
公开(公告)日：2022-06-01
申请号：EP20210265.3
申请日：2020-11-27
发明人： THORPE, Steven , MENG, Patrik
摘要： A transition duct for a can combustor of a gas turbine assembly for power plant; the transition duct being a tubular assembly comprising a first end configured for being coupled to a combustion chamber of the can combustor and a second end configured for being coupled to a turbine of the gas turbine assembly; the transition duct comprising: an inner tubular body having an inner surface in contact with the hot gas and an outer surface; an outer tubular body having an inner surface and an outer surface in contact with cooling air; wherein a gap is present between the inner tubular body and the outer tubular body forming a cooling channel defined by the outer surface of the inner tubular body and the inner surface of the outer tubular body; wherein the outer tubular body is provided with a plurality of holes allowing cooling air to enter the cooling channel; wherein the outer surface of the inner tubular body is provided with a plurality of ribs.
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2.发明公开
公开(公告)号：EP3726008A1
公开(公告)日：2020-10-21
申请号：EP19170045.9
申请日：2019-04-18
摘要： A transition duct for a gas turbine assembly and configured for guiding hot gas from a combustion chamber to a turbine, the transition duct comprising: a tubular wall structure provided with an inner surface in contact with an hot gas and an outer surface in contact with a cooling air; a connecting structure extending between the inner surface and the outer surface and configured for defining a plurality of cooling channels extending through the tubular wall structure; wherein the connecting structure is a flexible connection structure configured for allowing a circumferential movement of the outer surface whit respect to the inner surface.
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