Embodiments of the present disclosure are directed towards a system that includes a recirculation system. The recirculation system includes a compressor discharge air line extending from a compressor to an air intake. The compressor discharge air line is configured to flow a compressor discharge air
Embodiments of the present disclosure are directed towards a system that includes a recirculation system. The recirculation system includes a compressor discharge air line extending from a compressor to an air intake. The compressor discharge air line is configured to flow a compressor discharge air flow, and the air intake is configured to supply an air flow to the compressor. An ejector is disposed along the compressor discharge air line between the compressor and the air intake. The ejector is configured to receive and mix the compressor discharge air flow and a turbine exhaust flow to form a first mixture.
대표청구항▼
1. A system, comprising: a recirculation system, comprising: a compressor discharge air line configured to extend between an air intake and a compressor downstream of the air intake, wherein the air intake is configured to intake ambient air prior to compression; andan ejector disposed along the com
1. A system, comprising: a recirculation system, comprising: a compressor discharge air line configured to extend between an air intake and a compressor downstream of the air intake, wherein the air intake is configured to intake ambient air prior to compression; andan ejector disposed along the compressor discharge air line between the compressor and the air intake, wherein the ejector is configured to receive a compressor discharge air flow from the compressor and a turbine exhaust flow from a turbine to form a first mixture, and the ejector is configured to flow the first mixture to an air filter of the air intake. 2. The system of claim 1, wherein the air intake comprises a discharge air manifold, and the discharge air manifold is configured to receive the first mixture from the compressor discharge air line. 3. The system of claim 2, wherein the discharge air manifold comprises a conduit with apertures, and the apertures are configured to flow the first mixture into the air intake. 4. The system of claim 1, wherein the air intake is configured to mix the first mixture and the ambient air to form a second mixture. 5. The system of claim 4, wherein the air intake is configured to supply the second mixture to the compressor. 6. The system of claim 4, wherein the air intake comprises a housing and the air filter configured to filter the second mixture supplied to the compressor. 7. The system of claim 1, comprising a control valve disposed along the compressor discharge air line between the ejector and the air intake. 8. The system of claim 1, comprising a control valve configured to regulate a flow rate of the first mixture through the compressor discharge air line to maintain a temperature in the air intake above a threshold temperature to inhibit or remove ice formation. 9. The system of claim 8, comprising a controller configured to operate the control valve based on feedback from at least one sensor of the recirculation system to maintain the temperature in the air intake above the threshold temperature to inhibit or remove ice formation. 10. The system of claim 9, wherein the at least one sensor comprises a first temperature sensor configured to measure a first temperature of the first mixture, a first pressure sensor configured to measure a first pressure of the first mixture, a second temperature sensor configured to measure a second temperature of the compressor discharge air flow, a second pressure sensor configured to measure a second pressure of the compressor discharge air flow, a third temperature sensor configured to measure a third temperature of the turbine exhaust flow, a third pressure sensor configured to measure a third pressure of the turbine exhaust flow, or a fourth temperature sensor configured to measure a fourth temperature of a second mixture supplied to the compressor by the air intake, wherein the second mixture comprises the ambient air mixed with the first mixture. 11. The system of claim 1, comprising a gas turbine system having the recirculation system, the compressor, a combustor, and the turbine. 12. The system of claim 1, wherein the compressor discharge air line is configured to provide the first mixture to the air intake upstream of the air filter, the air intake is configured to mix the first mixture with the ambient air to form a second mixture, the air filter is configured to filter the second mixture, and the air intake is configured to supply the second mixture to the compressor. 13. The system of claim 12, comprising an anti-icing system having the recirculation system configured to maintain a temperature in the air intake above a threshold temperature to inhibit or remove ice formation. 14. A system, comprising: a gas turbine system, comprising: an air intake comprising a housing and a filter, wherein the air intake is configured to intake ambient air prior to compression;a compressor downstream from the air intake;a combustor downstream from the compressor;a turbine downstream from the combustor, wherein the turbine is configured to output a turbine exhaust flow;a recirculation system, comprising: a compressor discharge air line extending from the compressor to the air intake;an ejector disposed along the compressor discharge air line between the compressor and the air intake, wherein the ejector is configured to receive and mix a compressor discharge air flow from the compressor and the turbine exhaust flow from the turbine to form a first mixture, and the ejector is configured to flow the first mixture to the air intake. 15. The system of claim 14, wherein the air intake comprises a discharge air manifold configured to receive and flow the first mixture into the housing to mix with the ambient air to form a second mixture, and the compressor is configured to receive the second mixture from the air intake. 16. The system of claim 15, wherein the filter is disposed downstream from the discharge air manifold. 17. The system of claim 14, wherein the recirculation system comprises a control valve disposed along the compressor discharge air line between the ejector and the discharge air manifold, and the control valve is configured to regulate a flow rate of the first mixture. 18. The system of claim 17, comprising a controller configured to regulate the operation of the control valve based on feedback from at least one temperature sensor, and the controller is configured to maintain a temperature in the air intake above a threshold temperature to inhibit or remove ice formation. 19. A gas turbine system, comprising: an air intake comprising a housing, a filter, and a discharge air manifold, wherein the air intake is configured to intake ambient air prior to compression;a compressor downstream from the air intake;a turbine configured to output a turbine exhaust flow; anda recirculation system, comprising: a compressor discharge air line extending from the compressor to the discharge air manifold of the air intake;an ejector disposed along the compressor discharge air line between the compressor and the discharge air manifold, wherein the ejector is configured to receive a compressor discharge air flow from the compressor and the turbine exhaust flow from the turbine to form a first mixture, and the ejector is configured to flow the first mixture to the discharge air manifold; anda control valve disposed along the compressor discharge air line between the ejector and the discharge air manifold, wherein the control valve is configured to regulate a flow rate of the first mixture. 20. The system of claim 19, wherein the air intake is configured to mix the ambient air with the first mixture to form a second mixture, and the compressor is configured to receive the second mixture from the air intake. 21. The system of claim 20, wherein the recirculation system comprises a plurality of sensors, wherein the plurality of sensors comprises a first temperature sensor configured to measure a first temperature of the compressor discharge air flow, a first pressure sensor configured to measure a first pressure of the compressor discharge air flow, a second temperature sensor configured to measure a second temperature of the turbine exhaust flow, a second pressure sensor configured to measure a second pressure of the turbine exhaust flow, a third temperature sensor configured to measure a third temperature of the first mixture, a third pressure sensor configured to measure a third pressure of the first mixture, a fourth temperature sensor configured to measure a fourth temperature of the second mixture supplied to the compressor by the air intake, a fifth temperature sensor configured to measure a fifth temperature of the ambient air, or any combination thereof. 22. The system of claim 21, wherein the recirculation system comprises a controller configured to operate the control valve based on feedback from at least one of the plurality of sensors. 23. The system of claim 19, wherein the compressor discharge air line is configured to provide the first mixture to the discharge air manifold, the discharge air manifold is configured to flow the first mixture into the housing, the housing is configured to mix the first mixture with the ambient air to form a second mixture, the filter is configured to filter the second mixture, and the air intake is configured to supply the second mixture to the compressor. 24. The system of claim 19, wherein the gas turbine system comprises an anti-icing system having the recirculation system configured to maintain a temperature in the air intake above a threshold temperature to inhibit or remove ice formation.
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