최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0314601 (2014-06-25) |
등록번호 | US-9951658 (2018-04-24) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 1 인용 특허 : 526 |
A system includes an oxidant compressor and a gas turbine engine. The gas turbine engine includes a combustor section having a turbine combustor, a turbine driven by combustion products from the turbine combustor, and an exhaust gas compressor driven by the turbine. The exhaust gas compressor is con
A system includes an oxidant compressor and a gas turbine engine. The gas turbine engine includes a combustor section having a turbine combustor, a turbine driven by combustion products from the turbine combustor, and an exhaust gas compressor driven by the turbine. The exhaust gas compressor is configured to compress and route an exhaust flow to the turbine combustor and the oxidant compressor is configured to compress and route an oxidant flow to the turbine combustor. The gas turbine engine also includes an inlet oxidant heating system configured to route at least one of a first portion of the combustion products, or a second portion of the exhaust flow, or any combination thereof, to an inlet of the oxidant compressor.
1. A system, comprising: an oxidant compressor; anda gas turbine engine, comprising: a combustor section having a turbine combustor, wherein the turbine combustor is configured to produce combustion products;a turbine driven by the combustion products from the turbine combustor, wherein the turbine
1. A system, comprising: an oxidant compressor; anda gas turbine engine, comprising: a combustor section having a turbine combustor, wherein the turbine combustor is configured to produce combustion products;a turbine driven by the combustion products from the turbine combustor, wherein the turbine is configured to discharge an exhaust flow;an exhaust gas compressor driven by the turbine, wherein the exhaust gas compressor is configured to compress and route a first portion of the exhaust flow to the turbine combustor, and the oxidant compressor is configured to compress and route an oxidant flow to the turbine combustor; andan inlet oxidant heating system coupled to a plurality of heating gas sources, wherein the inlet oxidant heating system comprises a combustion products extraction conduit disposed between the turbine combustor and the turbine and an exhaust flow extraction conduit disposed between the turbine and the exhaust gas compressor, and wherein the inlet oxidant heating system is configured to route a first portion of the combustion products through the combustion products extraction conduit, or a second portion of the exhaust flow through the exhaust flow extraction conduit, or both, to an inlet of the oxidant compressor. 2. The system of claim 1, wherein the inlet oxidant heating system is configured to combine an oxidant inlet flow to the oxidant compressor with the first portion of the combustion products, or the second portion of the exhaust flow, or both. 3. The system of claim 1, wherein the inlet oxidant heating system comprises an inlet oxidant heating conduit configured to receive the first portion of the combustion products from the combustion products extraction conduit, or the second portion of the exhaust flow from the exhaust flow extraction conduit, or both, and to convey the first portion of the combustion products, the second portion of the exhaust flow, or both to the inlet of the oxidant compressor. 4. The system of claim 3, comprising: an exhaust gas blower configured to increase a pressure of the exhaust flow from the turbine; andan exhaust gas cooler configured to cool exhaust flow from the exhaust gas blower, wherein the inlet oxidant heating conduit is coupled between the exhaust gas blower and the exhaust gas cooler. 5. The system of claim 4, comprising a heat recovery steam generator (HRSG) disposed upstream of the exhaust gas blower, wherein the HRSG is configured to generate steam from the exhaust flow from the turbine. 6. The system of claim 3, comprising an intercooler configured to cool the oxidant flow from the oxidant compressor, wherein the inlet oxidant heating conduit is coupled downstream of the intercooler and is configured to convey a first portion of the oxidant flow to the inlet of the oxidant compressor. 7. The system of claim 3, comprising a booster oxidant compressor configured to compress the oxidant flow from the oxidant compressor, wherein the inlet oxidant heating conduit is coupled downstream of the booster oxidant compressor and is configured to convey a first portion of the oxidant flow to the inlet of the oxidant compressor. 8. The system of claim 3, wherein the inlet oxidant heating conduit is coupled to at least one of a compressor inlet of the exhaust gas compressor, a compressor outlet of the exhaust gas compressor, a compressor stage of the exhaust gas compressor, the turbine combustor, a turbine inlet of the turbine, a turbine stage of the turbine, a turbine outlet of the turbine, an exhaust gas processing system, a second gas turbine engine, the combustion products extraction conduit, the exhaust gas extraction conduit, or a combustion system, or any combination thereof. 9. The system of claim 1, comprising an exhaust gas extraction system coupled to the gas turbine engine, and a hydrocarbon production system coupled to the exhaust gas extraction system. 10. The system of claim 1, wherein the gas turbine engine is a stoichiometric exhaust gas recirculation (SEGR) gas turbine engine. 11. A method, comprising: driving a turbine of a gas turbine engine with combustion products from a turbine combustor;driving an exhaust gas compressor using the turbine;compressing and routing an exhaust flow from the turbine to the turbine combustor using the exhaust gas compressor;compressing and routing an oxidant flow to the turbine combustor using an oxidant compressor; androuting a first portion of the combustion products from a first conduit disposed between the turbine combustor and the turbine to a first control valve of an inlet oxidant heating system and a second portion of the exhaust flow from a second conduit disposed between the turbine and the exhaust gas compressor to a second control valve of the inlet oxidant heating system, wherein the first control valve and the second control valve are coupled to an inlet of the oxidant compressor. 12. The method of claim 11, comprising mixing an oxidant inlet flow to the oxidant compressor with the at least one of the first portion of the combustion products from the first conduit, or the second portion of the exhaust flow from the second conduit, or any combination thereof using a mixer. 13. The method of claim 11, comprising at least one of reducing icing of the oxidant compressor, reducing surging of the oxidant compressor, adjusting a total inlet flow rate of the oxidant compressor, or adjusting an efficiency of the oxidant compressor, or any combination thereof, using the inlet oxidant heating system. 14. The method of claim 11, comprising conveying the at least one of the first portion of the combustion products from the first conduit, or the second portion of the exhaust flow from the second conduit, or any combination thereof, to the inlet of the oxidant compressor using an inlet oxidant heating conduit. 15. The method of claim 14, comprising: routing an inlet oxidant flow to the inlet of the oxidant compressor using an oxidant inlet conduit; androuting the at least one of the first portion of the combustion products from the first conduit, or the second portion of the exhaust flow from the second conduit, or any combination thereof, from the inlet oxidant heating conduit to the oxidant inlet conduit. 16. The method of claim 11, comprising adjusting a flow rate of the at least one of the first portion of the combustion products from the first conduit, or the second portion of the exhaust flow from the second conduit, or any combination thereof, using an inlet oxidant heating control valve. 17. The method of claim 16, comprising providing a signal indicative of at least one of an inlet temperature of oxidant compressor, a differential pressure of the oxidant compressor, a total inlet flow rate of the oxidant compressor, or an efficiency of the oxidant compressor, or any combination thereof, from a sensor to a control system. 18. The method of claim 11, comprising adjusting a flow rate of at least one of the first portion of the combustion products from the first conduit, or the second portion of the exhaust flow from the second conduit, or any combination thereof, using the inlet oxidant heating system to maintain an angle of an inlet guide vane within a range, wherein the inlet guide vane is coupled to the inlet of the oxidant compressor and is configured to adjust a total inlet flow rate of the oxidant compressor. 19. A system, comprising: instructions disposed on a non-transitory, machine readable medium;a processor configured to execute the instructions to:drive a turbine of a gas turbine engine with combustion products from a turbine combustor;drive an exhaust gas compressor using the turbine;compress and route an exhaust flow from the turbine to the turbine combustor using the exhaust gas compressor;compress and route an oxidant flow to the turbine combustor using an oxidant compressor; androute a first portion of the combustion products from a first conduit disposed between the turbine combustor and the turbine to a first control valve of an inlet oxidant heating system and a second portion of the exhaust flow from a second conduit disposed between the turbine and the exhaust gas compressor to a second control valve of the inlet oxidant heating system, wherein the first control valve and the second control valve are coupled to an inlet of the oxidant compressor. 20. The system of claim 19, wherein the processor is further configured to monitor or control operations to adjust a flow rate of at least one of the first portion of the combustion products from the first conduit, or the second portion of the exhaust flow from the second conduit, or any combination thereof, using the inlet oxidant heating system to maintain an angle of an inlet guide vane within a range, wherein the inlet guide vane is coupled to an inlet of the oxidant compressor and is configured to adjust a total inlet flow rate of the oxidant compressor.
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