Hydrogen control system for electric generator
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G05D-007/00
F01N-003/20
G01N-021/00
G01N-031/00
G01N-033/00
G01N-035/08
출원번호
US-0713677
(2010-02-26)
등록번호
US-8128875
(2012-03-06)
발명자
/ 주소
Antalek, James Daniel
Andritz, Jeffrey James
George, Anthony James
Knuijt, Hans Milton
Magro, Abby Marie
O'Dell, Kevin Jon
Raftelis, Fotios
Scarlata, Steven Paul
출원인 / 주소
General Electric Company
대리인 / 주소
Hoffman Warnick LLC
인용정보
피인용 횟수 :
1인용 특허 :
5
초록▼
Systems for controlling hydrogen purity in a power plant system are disclosed. In one embodiment, a hydrogen control system for a generator housing includes: a mass flow control system fluidly connected to the generator housing, the mass flow control system being configured to measure a flow rate of
Systems for controlling hydrogen purity in a power plant system are disclosed. In one embodiment, a hydrogen control system for a generator housing includes: a mass flow control system fluidly connected to the generator housing, the mass flow control system being configured to measure a flow rate of a gas mixture extracted from the generator housing and modify the flow rate of the gas mixture across a range of flow rates; and a vent conduit fluidly connected to the mass flow control system, the vent conduit for receiving a portion of the gas mixture from the mass flow control system and feeding the portion of the gas mixture to an outlet.
대표청구항▼
1. A hydrogen control system for a generator housing, the hydrogen control system comprising: a purity monitoring system (PMS) operatively connected to the generator housing and configured to monitor environmental conditions in the generator housing;a mass flow control system operatively connected t
1. A hydrogen control system for a generator housing, the hydrogen control system comprising: a purity monitoring system (PMS) operatively connected to the generator housing and configured to monitor environmental conditions in the generator housing;a mass flow control system operatively connected to the PMS and fluidly connected to an outlet of the generator housing for extracting a gas mixture from the generator housing, the mass flow control system configured to measure a flow rate of the extracted gas mixture and modify the flow rate of the extracted gas mixture across a range of flow rates via at least one mass flow control valve,wherein the mass flow control system includes a solenoid valve fluidly connected to the generator housing, the mass flow control system further configured to open the solenoid valve and close the at least one mass flow control valve in response to the at least one mass flow control valve failing to perform the modifying of the flow rate of the extracted gas mixture across the range of flow rates; anda vent conduit fluidly connected to an outlet of the mass flow control system, the vent conduit for receiving a portion of the extracted gas mixture from the mass flow control system and feeding the portion of the extracted gas mixture to ambient. 2. The hydrogen control system of claim 1, further comprising a mass flow meter operatively connected to the generator housing and adapted to measure a flow rate of the extracted gas mixture. 3. The hydrogen control system of claim 1, wherein the PMS monitors a purity of hydrogen in the generator housing. 4. The hydrogen control system of claim 1, wherein the mass flow control system adjusts the flow rate of the gas mixture based upon a signal received from the PMS. 5. The hydrogen control system of claim 4, wherein the generator housing has a front section, a central section and a rear section, and the PMS includes at least two analyzers independently operatively connected to at least one of the front section of the housing, the rear section of the housing and the central section of the housing. 6. The hydrogen control system of claim 5, wherein each of the at least two analyzers is independently connected to a common sampling point in the one of the front section of the housing, the rear section of the housing or the central section of the housing. 7. The hydrogen control system of claim 2, wherein the mass flow meter is adapted to transmit a measured value of the mass flow rate of the extracted gas mixture to the PMS. 8. The hydrogen control system of claim 1, further comprising a thermal dissipation mass flow meter for measuring the mass flow rate of the extracted gas mixture. 9. The hydrogen control system of claim 1, further comprising a coriolis mass flow meter for measuring the mass flow rate of the extracted gas mixture. 10. The hydrogen control system of claim 3, wherein the PMS includes a component for transmitting a signal to an external database. 11. The hydrogen control system of claim 3, further comprising a hydrogen source fluidly connected to the generator housing and operatively connected to the PMS, the hydrogen source providing clean hydrogen to the generator housing in response to a signal from the PMS. 12. A power generation system comprising: a turbine;a generator operatively connected to the turbine, the generator including a housing containing a gas mixture;a purity monitoring system (PMS) fluidly connected to the housing, the PMS configured to monitor a purity of hydrogen in the gas mixture;a mass flow control system operatively connected to the PMS and fluidly connected to an outlet of the housing for extracting a portion of the gas mixture from the housing, the mass flow control system configured to measure a flow rate of the extracted portion of the gas mixture and modify the flow rate of the extracted portion of the gas mixture across a range of flow rates via at least one mass flow control valve,wherein the mass flow control system includes a solenoid valve fluidly connected to the outlet of the housing, the mass flow control system further configured to open the solenoid valve and close the at least one mass flow control valve in response to the at least one mass flow control valve failing to perform the modifying of the flow rate of the extracted portion of the gas mixture across the range of flow rates; anda vent conduit fluidly connected to an outlet of the mass flow control system, the vent conduit for receiving the extracted gas mixture from the mass flow control system and feeding the extracted gas mixture to ambient. 13. The power generation system of claim 12, wherein the mass flow control system includes a mass flow meter operatively connected to the housing and adapted to measure a flow rate of the extracted portion of the gas mixture. 14. The power generation system of claim 12, wherein the at least one mass flow control valve adjusts the flow rate of the extracted portion of the gas mixture based upon a signal received from the PMS. 15. The power generation system of claim 12, further comprising a thermal dissipation mass flow meter for measuring the mass flow rate of the extracted portion of the gas mixture. 16. The hydrogen control system of claim 12, further comprising a coriolis mass flow meter for measuring the mass flow rate of the extracted portion of the gas mixture. 17. The power generation system of claim 12, wherein the PMS includes a component for transmitting a signal to an external database. 18. The power generation system of claim 12, wherein the housing has a front section, a central section and a rear section and the PMS includes at least two analyzers independently operatively connected to at least one of the front section of the housing, the rear section of the housing and the central section of the housing. 19. The power generation system of claim 18, wherein each of the at least two analyzers is independently connected to a common sampling point in one of the front section of the housing, the rear section of the housing or the central section of the housing. 20. A combined cycle power generation system comprising: a gas turbine;a heat recovery steam generator (HRSG) operatively connected to the gas turbine;a steam turbine operatively connected to the HRSG;a generator operatively connected to at least one of the gas turbine or the steam turbine, the generator including a housing, the housing containing a gas mixture;a purity monitoring system (PMS) fluidly connected to the generator, the PMS monitoring a purity of hydrogen in the gas mixture;a mass flow control system operatively connected to the PMS and fluidly connected to an outlet of the housing for extracting a gas mixture from the housing, the mass flow control system configured to measure a flow rate of the extracted gas mixture and modify the flow rate of the extracted gas mixture across a range of flow rates via at least one mass flow control valve,wherein the mass flow control system includes a solenoid valve fluidly connected to the outlet of the housing, the mass flow control system further configured to open the solenoid valve and close the at least one mass flow control valve in response to the at least one mass flow control valve failing to perform the modifying of the flow rate across the range of flow rates; anda vent conduit fluidly connected to an outlet of the mass flow control system, the vent conduit for receiving a portion of the extracted gas mixture from the mass flow control system and feeding the portion of the extracted gas mixture to ambient.
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이 특허에 인용된 특허 (5)
Mallavarapu,Kiran; Ruhl,John B; Gittleman,Craig S., Control of a hydrogen purifying pressure swing adsorption unit in fuel processor module for hydrogen generation.
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Martin, Matthew Robert; George, Anthony James; Andritz, Jeffrey James; Antalek, James Daniel; Clark, James Thomas, System having fiber optic purity sensor.
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