Systems and methods for generating oxygen and hydrogen for plant equipment
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C25B-001/04
C25B-015/00
C25B-015/02
C25B-009/00
F02B-043/08
F23N-001/02
H01M-008/06
F22B-001/00
F24J-002/07
C10K-001/00
F24J-002/00
출원번호
US-0430590
(2012-03-26)
등록번호
US-9328426
(2016-05-03)
발명자
/ 주소
Oppenheim, Judith Pauline
출원인 / 주소
General Electric Company
대리인 / 주소
Fletcher Yoder, P.C.
인용정보
피인용 횟수 :
0인용 특허 :
5
초록▼
A system includes a photoelectrolysis system having a solar collector configured to collect and concentrate solar radiation to heat water, generate electricity, or both. The system also includes an electrolysis unit configured to electrolyze the heated water using at least the generated electricity
A system includes a photoelectrolysis system having a solar collector configured to collect and concentrate solar radiation to heat water, generate electricity, or both. The system also includes an electrolysis unit configured to electrolyze the heated water using at least the generated electricity to produce a first gas mixture and a second gas mixture. The first gas mixture includes oxygen and steam and the second gas mixture includes hydrogen and steam. The system further includes a first device configured to receive and use the first gas mixture as well as a hydrogen membrane configured to receive and separate the hydrogen and steam mixture into a hydrogen component and a steam component.
대표청구항▼
1. A system, comprising: a photoelectrolysis system, comprising: a solar collector configured to collect and concentrate solar radiation to heat water to a temperature of at least 700° C. and generate electricity; andan electrolysis unit configured to electrolyze the heated water using at least the
1. A system, comprising: a photoelectrolysis system, comprising: a solar collector configured to collect and concentrate solar radiation to heat water to a temperature of at least 700° C. and generate electricity; andan electrolysis unit configured to electrolyze the heated water using at least the generated electricity and to output a first gas mixture via a first flow path and a second gas mixture via a second flow path, wherein the first gas mixture comprises oxygen and steam and wherein the second gas mixture comprises hydrogen and steam; andan integrated gasification combined cycle (IGCC) system coupled to the photoelectrolysis system, wherein the IGCC system comprises: a first device configured to receive and to consume the first gas mixture from the first flow path; anda second device configured to receive and consume the second gas mixture from the second flow path. 2. The system of claim 1, wherein the first device comprises a gasifier or an oxy-combustion reactor of the IGCC system. 3. The system of claim 1, wherein the first device comprises a gas processing unit of the IGCC system, wherein the gas processing unit comprises a sulfur recovery unit or a carbon capture unit configured to receive and to consume the first gas mixture while recovering sulfur or carbon, respectively, from a gas flow of the IGCC system. 4. The system of claim 1, wherein the second device comprises: a hydrogen membrane configured to receive the second gas mixture from the second flow path and to separate the second gas mixture into a hydrogen component and a steam component; anda third device configured to receive and consume the hydrogen component. 5. The system of claim 4, wherein the third device comprises a combustor of the IGCC system, and wherein the hydrogen component is mixed with a syngas fuel of the combustor to reduce NOx production within the combustor as the syngas and the hydrogen component are combusted. 6. The system of claim 4, wherein the third device comprises a petroleum refinery reactor or chemical manufacturing reactor. 7. The system of claim 1, wherein the solar collector is configured to separate solar radiation into a longer wavelength component and a shorter wavelength component, and wherein the solar collector is configured to direct the longer wavelength component of the solar radiation to a solar concentrator, wherein the solar concentrator is configured to use the longer wavelength component of the solar radiation to heat the water, and wherein the solar collector is configured to direct the shorter wavelength component of the solar radiation to one or more photovoltaic cells, and the one or more photovoltaic cells are configured to use the shorter wavelength component of the solar radiation to generate the electricity. 8. The system of claim 1, comprising an alternative power source configured to provide additional electricity to the electrolysis unit to produce the first and second gas mixtures. 9. The system of claim 8, wherein the alternative power source comprises a gas turbine system of the IGCC system, wherein the gas turbine system is coupled to a combustor of the IGCC system that is configured to receive and combust at least a portion of the second gas mixture to generate the additional electricity provided to the electrolysis unit. 10. The system of claim 1, wherein the first or second gas mixture comprises between approximately 5% and 30% steam. 11. A method, comprising: collecting solar radiation via a solar collector;separating the solar radiation into a longer wavelength component and a shorter wavelength component;heating water with the longer wavelength component to provide heated water having a temperature of greater than 700° C.;generating an electrical current with the shorter wavelength component;applying at least the generated electrical current to the heated water to produce an oxygen and steam mixture and a hydrogen and steam mixture;directing the oxygen and steam mixture to a combustor of an integrated gasification combined cycle (IGCC) system; andseparating and directing a hydrogen component of the hydrogen steam mixture to the combustor of the IGCC system. 12. The method of claim 11, comprising: separating and directing the hydrogen component of the hydrogen and steam mixture to a fuel-cell, a gas turbine engine, a combustion engine, or any combination thereof; andusing the fuel-cell, the gas turbine engine, the combustion engine, or any combination thereof, to generate an additional electrical current that is applied to the heated flow of water. 13. A system, comprising: a photoelectrolysis system configured to process solar radiation and water at a temperature of 700° C. or more to provide an oxygen and steam flow via a first flow path and a hydrogen and steam flow via a second flow path;an integrated gasification combined cycle (IGCC) system, comprising: a gasifier, a gas processing unit, and a combustor, wherein the gasifier, the gas processing unit, and the combustor are configured to receive and consume the oxygen and steam flow; anda controller comprising memory and a processor, wherein the controller is configured to control the operation of the photoelectrolysis system and the operation of the IGCC system such that the a rate of production of the oxygen and steam flow substantially matches a rate of consumption by the gasifier, the gas processing unit, and the combustor of the IGCC system. 14. The system of claim 13, wherein the gasifier of the IGCC system is configured to receive and consume at least a portion of the hydrogen and steam flow. 15. The system of claim 2, comprising a controller comprising memory and a processor, wherein the controller is configured to control both the photoelectrolysis system and the IGCC system such that a rate of output of the first gas mixture from the photoelectrolysis system substantially matches a rate of consumption of the first gas mixture by the first device of the IGCC system. 16. The system of claim 2, wherein the gasifier or the oxy-combustion reactor of the IGCC system does not include a separate inlet for receiving water. 17. The system of claim 4, wherein the third device comprises a gasifier of the IGCC system configured to receive and consume the hydrogen component during startup or heat maintenance of the gasifier. 18. The method of claim 11, comprising directing a portion of the heated water to a steam turbine to generate an additional electrical current that is applied to the heated water to produce the oxygen and steam mixture and the hydrogen and steam mixture. 19. The system of claim 4, wherein the first device and the third device comprise a combustor configured to receive and consume the oxygen and steam mixture and the hydrogen component of the hydrogen steam mixture. 20. The system of claim 13, wherein the combustor of the IGCC system is configured to receive and consume at least a portion of the hydrogen and steam flow.
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이 특허에 인용된 특허 (5)
Warkentin Daniel A. (#94 Gilbert Crescent Red Deer ; Alberta CAX T4P 3L5), Hydrogen fuelled gas turbine.
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