Double annular combustor
First Claim
1. A double angular combustor having concentrical disposed inner and outer annular combustors without a centerbody therebetween, said inner annular combustor lying radially downstream of said outer annular combustor, comprising:
- (a) a first dome plate having an inner portion and an outer portion;
(b) a second dome plate having an inner portion and an outer portion;
(c) a cowl structure having an inner portion, an outer portion, and a middle portion, said cowl outer portion being connected to said second dome plate outer portion, is cowl inner portion being connected to said first dome plate inner portion, and said cowl middle portion being connected to said first dome plate outer portion and said second dome plate inner portion; and
(d) said first dome plate outer portion including a section extending upstream to said cowl middle portion to form a sheltered region for said outer annular combustor.
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Accused Products
Abstract
A double annular combustor having concentrically disposed inner and outer annular combustors is provided with inner and outer dome plates. Each dome plate has an inner portion and an outer portion. A cowl structure having an inner portion, an outer portion and a middle portion is also provided. The cowl outer portion is connected to the outer dome plate outer portion, the cowl inner portion is connected to the inner dome plate inner portion, and the cowl middle portion is connected to the outer dome plate inner portion and the inner dome plate outer portion. at an outer end, an inner end, and a middle portion. Additionally, the inner and outer annular combustors may lie in distinct radial planes, whereby the dome plate of the downstream annular combustor includes a section extending upstream to the cowl middle portion.
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Citations
11 Claims
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1. A double angular combustor having concentrical disposed inner and outer annular combustors without a centerbody therebetween, said inner annular combustor lying radially downstream of said outer annular combustor, comprising:
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(a) a first dome plate having an inner portion and an outer portion; (b) a second dome plate having an inner portion and an outer portion; (c) a cowl structure having an inner portion, an outer portion, and a middle portion, said cowl outer portion being connected to said second dome plate outer portion, is cowl inner portion being connected to said first dome plate inner portion, and said cowl middle portion being connected to said first dome plate outer portion and said second dome plate inner portion; and (d) said first dome plate outer portion including a section extending upstream to said cowl middle portion to form a sheltered region for said outer annular combustor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification