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다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
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Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0182058 (2014-02-17) |
등록번호 | US-9932874 (2018-04-03) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 0 인용 특허 : 531 |
The present techniques are directed to a system and methods for operating a gas turbine system. An exemplary gas turbine system includes an oxidant system, a fuel system, and a control system. A combustor is adapted to receive and combust an oxidant from the oxidant system and a fuel from the fuel s
The present techniques are directed to a system and methods for operating a gas turbine system. An exemplary gas turbine system includes an oxidant system, a fuel system, and a control system. A combustor is adapted to receive and combust an oxidant from the oxidant system and a fuel from the fuel system to produce an exhaust gas. A catalyst unit including an oxidation catalyst that includes an oxygen storage component is configured to reduce the concentration of oxygen in the exhaust gas to form a low oxygen content product gas.
1. A gas turbine system, comprising: an oxidant system;a fuel system;a control system;a combustor adapted to receive and combust an oxidant from the oxidant system and a fuel from the fuel system to produce an exhaust gas; anda catalyst unit comprising an oxidation catalyst that comprises an oxygen
1. A gas turbine system, comprising: an oxidant system;a fuel system;a control system;a combustor adapted to receive and combust an oxidant from the oxidant system and a fuel from the fuel system to produce an exhaust gas; anda catalyst unit comprising an oxidation catalyst that comprises an oxygen storage component configured to reduce the concentration of oxygen in the exhaust gas to form a low oxygen content product gas;wherein the catalyst comprises: a mixture of platinum and palladium in a ratio between about 0.1 and about 100,000;zirconia;ceria, wherein the ceria is in a ratio of between about 0.1 to about 5.0 to the zirconia; andrhodium. 2. The gas turbine system of claim 1, wherein the catalyst further comprises: an element from groups 8-10 other than platinum or palladium; anda refractory oxide other than zirconia. 3. The gas turbine system of claim 2, wherein the element from groups 8-10 comprises iron, cobalt, or nickel, or any combinations thereof. 4. The gas turbine system of claim 2, wherein the refractory oxide comprises alumina, silica, or titania, or any combinations thereof. 5. The gas turbine system of claim 2, wherein the catalyst further comprises an alkaline oxide or an alkaline earth metal oxide, or any mixtures thereof in a ratio of less than about 50% of the zirconia and ceria. 6. The gas turbine system of claim 5, wherein the alkaline earth metal oxide comprises: magnesium oxide, calcium oxide, strontium oxide, or barium oxide, or any combinations thereof. 7. The gas turbine system of claim 1, comprising a sensor in communication with the control system, wherein the sensor is adapted to measure at least one parameter of the exhaust gas, the low oxygen content product gas, or both, and wherein the control system is configured to adjust the oxidant, the fuel, or both, based, at least in part, on the parameter measured by the sensor. 8. The gas turbine system of claim 1 comprising a heat-recovery steam generator (HRSG) configured to receive the exhaust gas and to generate steam from the residual heat of the exhaust gas. 9. The gas turbine system of claim 8, wherein the HRSG comprises a catalyst bed. 10. The gas turbine system of claim 9, wherein the catalyst bed is located in a zone in the HRSG that reaches a temperature between about 200° C. and 600° C. 11. The gas turbine system of claim 1, comprising an oxidant-flow adjustment device for each combustor. 12. The gas turbine system of claim 11, wherein the oxidant-flow adjustment device comprises a flow control valve. 13. The gas turbine system of claim 12, wherein the oxidant flow to each of a plurality of combustors is individually adjusted. 14. The gas turbine system of claim 1, comprising a recirculation loop between an outlet of an expander section of a gas turbine engine and an inlet to a compressor section of the gas turbine engine. 15. The gas turbine system of claim 14, comprising a second heat recovery unit in the recirculation loop. 16. The gas turbine system of claim 14, comprising a sensor installed in the recirculation loop, wherein the sensor is configured to measure the constituents within the low oxygen content product gas. 17. The gas turbine system of claim 14, comprising a booster blower in the recirculation loop, wherein the booster blower is disposed downstream of the HRSG. 18. The gas turbine system of claim 14, comprising a heat exchanger within the recirculation loop upstream of the compressor section of the gas turbine engine cooling the product stream. 19. The gas turbine system of claim 1, comprising a gas dehydration unit. 20. The gas turbine system of claim 1, comprising a carbon dioxide separation unit configured to separate the product gas into a lean carbon dioxide stream and a rich carbon dioxide stream.
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