Patent ID: 9435258
Filing Date: 2016-09-06
CPC Classification: F02C

Claim Text:
1. A system for heating combustor fuel, comprising: a turbine exhaust plenum having an exhaust supply connection; a mixing plenum disposed downstream from the exhaust supply connection; a heat exchanger downstream from the mixing plenum, wherein the heat exchanger has an exhaust inlet in fluid communication with the mixing plenum, an exhaust outlet downstream from the exhaust inlet, a fuel inlet, and a fuel outlet; a blower disposed downstream from the exhaust outlet of the heat exchanger; and an exhaust recirculation plenum having a recirculation inlet connection downstream from the blower and a recirculation outlet connection fluidly connected to the mixing plenum, wherein the mixing plenum comprises a plurality of baffles downstream from the recirculation outlet connection and upstream from the heat exchanger inlet.