Patent ID: 9182123
Filing Date: 2015-11-10
Classification: F23R

Abstract:
1. A combustor fuel nozzle, comprising: a. a center body; b. an inner shroud that circumferentially surrounds at least a portion of the center body, wherein the inner shroud has a downstream surface; c. an inner annular passage between the center body and the inner shroud; d. an outer annular passage that circumferentially surrounds at least a portion of the inner shroud; and e. a first plurality of fuel ports that extend substantially radially outward through the center body, wherein the first plurality of fuel ports is upstream from the downstream surface of the inner shroud, wherein the first plurality of fuel ports is configured to inject fuel against the inner shroud; and f. a second plurality of fuel ports that extend substantially radially outward through the center body, wherein the second plurality of fuel ports is downstream from the downstream surface of the inner shroud.