Patent ID: 8677729
Filing Date: 2014-03-25
Classification: F02C,F05D

Abstract:
1. A system comprising: a combustion turbine engine that operatively discharges an exhaust stream; a stack fluidly connected to a downstream section of the combustion turbine engine; wherein the stack comprises: a heat exchanger fluidly connected downstream of the stack penetration, wherein the heat exchanger comprises an exhaust inlet port that receives the exhaust stream portion originating at the stack penetration, and an exhaust outlet port that discharges the exhaust stream portion to the stack; an exhaust flow circuit fluidly connected between the stack and the heat exchanger; wherein the exhaust flow circuit comprises: a fuel gas flow circuit fluidly connected to the heat exchanger; the fuel gas flow circuit comprising: wherein the heat exchanger operatively transfers heat from the exhaust stream portion, flowing through the exhaust flow circuit; to fuel gas, flowing through the fuel gas flow circuit.