Insulation assembly for a gas turbine engine
AssigneeGeneral Electric Company
InventorsMohan Kannaiah Raju, Subramani Adhiachari, Ravindra Shankar Ganiger, Arvind Namadevan, Prasant Bilaiya, Scott Alan Schimmels
Life of this patent
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Abstract
An insulation assembly for use in a gas turbine engine is provided. The insulation assembly defines a hot side and an insulated side and includes: a heat shield layer positioned proximate the hot side; and a thermal absorption layer positioned proximate the insulated side, the thermal absorption layer comprising a phase change material, the insulation assembly defining an air gap positioned between the heat shield layer and the thermal absorption layer.
Claims20
An insulation assembly for use in a gas turbine engine, the insulation assembly defining a hot side and an insulated side and comprising:
- a heat shield layer positioned proximate the hot side;
- and
- a thermal absorption layer positioned proximate the insulated side, the thermal absorption layer comprising a phase change material, the insulation assembly defining an air gap positioned between the heat shield layer and the thermal absorption layer.
A gas turbine engine comprising:
- a turbomachine;
- a casing enclosing at least in part the turbomachine and defining an undercowl area;
- and
- an insulation assembly positioned within the undercowl area, the insulation assembly defining a hot side and an insulated side and comprising:
- a heat shield layer positioned proximate the hot side;
- and
- a thermal absorption layer positioned proximate the insulated side, the thermal absorption layer comprising a phase change material, the insulation assembly defining an air gap positioned between the heat shield layer and the thermal absorption layer.
Dependencies are inferred from the claim text.