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US 8,444,751 B2Granted
Deaerator and conduit assembly
AssigneeHamilton Sundstrand Corporation
InventorsMelissa A. Bell, Christine Ingrid Schade
Life of this patent
Estimating the term…
Abstract
An example deaerator assembly includes a housing having a housing inlet and a housing outlet. A conduit configured to communicate a deaerated coolant is located within the housing. A mixture of coolant and air is deaerated as the mixture is communicated from the housing inlet to the housing outlet within the housing and outside the conduit.
Claims20
A deaerator assembly comprising:
- a housing having a housing inlet and a housing outlet;
- and
- a conduit configured to communicate a deaerated coolant from a sump, the conduit located within the housing, wherein a mixture of coolant and air is deaerated as the mixture is communicated from the housing inlet to the housing outlet within the housing and outside the conduit, the mixture of coolant and air communicated about the conduit to separate air from the coolant.
An aircraft auxiliary power unit assembly, comprising:
- a gearbox configured to rotatably couple a turbomachine to a generator;
- a coolant path that communicates a coolant through the gearbox and the generator;
- and
- a deaerator assembly having a deaerating member, wherein a mixture of air and the coolant is communicated about the deaerating member to separate air from the coolant, and the deaerating member communicates the coolant along a portion of the coolant path.
1 more element
A method of communicating deaerated coolant, comprising:
- communicating a mixture of air and coolant relative to a deaerating member into a sump;
- and
- communicating deaerated coolant from the sump using the deaerating member.
Dependencies are inferred from the claim text.