In one embodiment a gas turbine engine is disclosed having a heat exchanger at least partially disposed in a bypass duct. In one form the gas turbine engine is a high bypass ratio engine. The heat exchanger may be coupled with a directed energy weapon to provide coolant flow and regulate the tempera
In one embodiment a gas turbine engine is disclosed having a heat exchanger at least partially disposed in a bypass duct. In one form the gas turbine engine is a high bypass ratio engine. The heat exchanger may be coupled with a directed energy weapon to provide coolant flow and regulate the temperature of the directed energy weapon. Other devices may also be coupled with the heat exchanger, either as an alternative to in addition to the directed energy weapon.
대표청구항▼
1. An apparatus for a heat exchange system, comprising: a gas turbine engine including a bladed rotor to receive air from an inlet, the bladed rotor being in fluid communication with a duct to supply a compressed air flow downstream of the inlet;an ejector operable to provide an ambient air flow to
1. An apparatus for a heat exchange system, comprising: a gas turbine engine including a bladed rotor to receive air from an inlet, the bladed rotor being in fluid communication with a duct to supply a compressed air flow downstream of the inlet;an ejector operable to provide an ambient air flow to the duct, a first ejector stream of the ejector including the compressed air flow, and a second ejector stream of the ejector including the ambient air flow;a mixer to mix the ambient air flow and the compressed air flow together to provide a mixed air flow downstream of the inlet; anda heat exchanger located in the duct to transfer heat between the heat exchanger and the mixed air flow, the heat exchanger located downstream of the mixer. 2. The apparatus of claim 1, further comprising a working fluid disposed within the heat exchanger to accept or reject heat, the working fluid operable to be compressed and circulated through a condenser. 3. The apparatus of claim 2, wherein the working fluid is operable to flow substantially opposite in direction to the mixed air flow. 4. The apparatus of claim 1, wherein the heat exchanger includes an inlet manifold and an exit manifold, the inlet and exit manifolds operable to be coupled with heat exchange fluid conduits. 5. The apparatus of claim 1, wherein the heat exchanger is comprised of sectors operable to cool separate streams of heat exchange fluid. 6. The apparatus of claim 1, wherein the gas turbine engine is of a turbofan type, wherein the duct is a bypass duct of the turbofan, and wherein the bladed rotor is a fan of the turbofan type. 7. The apparatus of claim 1, wherein the gas turbine engine is a power source for at least one component. 8. The apparatus of claim 7, wherein the component is a directed energy weapon, the gas turbine engine operable to generate electricity to power the directed energy weapon. 9. An apparatus for a heat exchange system, comprising: a directed energy weapon including at least one heat producing component;a gas turbine engine having a duct operable to convey air; anda heat exchanger located in the duct and thermodynamically coupled with the gas turbine engine and the directed energy weapon to exchange heat with a flow stream of the gas turbine engine. 10. The apparatus of claim 9, wherein the flow stream is comprised of a compressed air flow and an ambient air flow. 11. The apparatus of claim 10, further comprising an ejector, the ejector operable to supply the ambient air flow to the gas turbine engine. 12. The apparatus of claim 9, further comprising a heat exchange fluid disposed within the heat exchanger and circulating to at least a portion of the directed energy weapon system. 13. The apparatus of claim 12, wherein the heat exchange fluid flows substantially opposite in direction to a compressor discharge flow path and an ejector flow path. 14. The apparatus of claim 9, wherein the gas turbine engine is of a turbofan type, wherein the duct is a bypass duct of the turbofan, and wherein the flow stream is a stream provided by a fan of the turbofan type. 15. The apparatus of claim 9, wherein an energy produced by the gas turbine engine is operable to power the directed energy weapon. 16. A method of operating a gas turbine engine with a heat exchanger, the method comprising: rotating a bladed rotor;flowing a bypass flow stream downstream of the bladed rotor;pumping cooling air by an ejector action using the bypass flow stream;mixing the cooling air and the bypass flow stream to create a mixed stream; andexchanging heat between a heat exchanger and the mixed stream. 17. The method of claim 16, which further includes thermodynamically coupling the heat exchanger to a directed energy weapon and a gas turbine engine. 18. The method of claim 17, which further includes: circulating a working fluid between the directed energy weapon and the heat exchanger; andcooling the directed energy weapon. 19. The method of claim 16, wherein the exchanging heat includes circulating a working fluid between a thermal component and the heat exchanger, and which further includes delivering the working fluid at or below a determined temperature to cool the thermal component. 20. The method of claim 19, which further includes splitting the working fluid to cool a plurality of thermal components.
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