Patent ID: 8069666

Claim:
A system for generating shaft horsepower by using waste heat from combustion exhaust, wherein the system comprises: a. a heat recovery silencer comprising: (i) a heat recovery outer housing disposed about an inner housing, wherein the inner housing comprises: 1. a first silencing chamber having an inlet at one end; 2. a second silencing chamber in fluid communication with the first silencing chamber; 3. a third silencing chamber in fluid communication with two vectoring tubes, wherein the two vectoring tubes are in fluid communication with the second silencing chamber; and 4. a vent in fluid communication with the third silencing chamber, and wherein the vent is in fluid communication with an environment exterior of the third silencing chamber; and 5. a conduit in fluid communication with the first silencing chamber and the third silencing chamber, wherein the conduit is connected to an exterior portion of the inner housing, (ii) a heat recovery flow path formed between the heat recovery outer housing and the inner housing, wherein a portion of the conduit is disposed in the heat recovery flow path; b. a turbine in fluid communication with the heat recovery flow path; c. a condenser in fluid communication with the turbine; and d. a pump in fluid communication with the condenser and the heat recovery flow path of the heat recovery silencer.