Combustor dome assembly
This patent describes a dome assembly for a gas turbine engine combustor. It comprises: an annular dome having at least one dome eyelet; a mounting ring fixedly joined to the dome and having a radially inner surface defining a central aperture coaxially aligned with the dome eyelet; a baffle having a tubular mounting portion extending upstream through the mounting ring central aperture and fixedly joined to the mounting ring radially inner surface, and a flare portion extending downstream from the mounting ring; and a carburetor including an air swirler having an annular exit cone, the exit cone having a radially outer surface disposed against the baffle mounting portion, and annular radially outwardly extending radial flange, and a radially inwardly facing annular flow surface for channeling air thereover and downstream over the baffle flare portion; the swirler exit cone radial flange being fixedly joined to, and removable from, the mounting ring for providing a fuel/air mixture through the central aperture with a predetermined relationship to the baffle flare portion, the baffle mounting portion extending upstream through the mounting ring central aperture for being accessible from an upstream side of the dome upon removal of the carburetor from the mounting ring.
- Assignee:
- General Electric Co., Lynn, MA (United States)
- Patent Number(s):
- US 5117637; A
- Application Number:
- PPN: US 7-562282
- OSTI ID:
- 7306891
- Resource Relation:
- Patent File Date: 2 Aug 1990
- Country of Publication:
- United States
- Language:
- English
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