Patent application number | Description | Published |
20080309087 | SYSTEMS AND METHODS FOR POWER GENERATION WITH EXHAUST GAS RECIRCULATION - A power generation system includes a gas turbine system. The turbine system includes a combustion chamber configured to combust a fuel stream a compressor configured to receive a feed oxidant stream and supply a compressed oxidant to the combustion chamber and an expander configured to receive a discharge from the combustion chamber and generate an exhaust comprising carbon dioxide and electrical energy. The system further includes a retrofittable exhaust gas recirculation system including a splitter configured to split the exhaust into a first split stream and a second split stream, a heat recovery steam generator configured to receive the first split stream and generate a cooled first split stream and a purification system configured to receive the first cooled split stream and the second split stream and generate a recycle stream, wherein the recycle stream is mixed with the fresh oxidant to generate the feed oxidant stream. | 12-18-2008 |
20090205334 | Systems and Methods for Exhaust Gas Recirculation (EGR) for Turbine Engines - Systems and methods may be provided for exhaust gas recirculation. The systems and methods may include receiving, via an intake section, inlet air at an input of a compressor, generating compressed air at the compressor using the received inlet air, and providing the compressed air from the compressor to a combustor, where the combustor produces combustion involving the compressed air and fuel. The systems and methods may also include receiving combustion products associated with the combustion at a turbine component, where the turbine component releases exhaust gases, and recirculating at least a portion of the exhaust gases to the intake section via a recirculation line, where the recirculated exhaust gases raise a temperature of the inlet air. | 08-20-2009 |
20090222194 | ADAPTIVE MILLER CYCLE ENGINE - A Miller cycle combustion engine capable of operating on multiple fuel types, and a method of operating the engine, is provided. The engine includes a fuel type determiner to determine the fuel type, and a compression adjustor to adjust the compression of a first cylinder of the engine to match the requirement of the determined fuel type. The compression adjustor is a variable valve timing system that provides a maximum compression when a fuel type requiring maximum compression is determined, and that advances or retards the opening of the intake valve to provide lower compression when a fuel type requiring lower compression is determined. | 09-03-2009 |
20110070069 | STEAM TURBINE HAVING ROTOR WITH CAVITIES - A steam turbine and a rotor are disclosed having steam extending internally along at least part of the rotor. The rotor includes an interface and a steam passage system formed in the rotor, the passage system including a first inlet flow passage to the interface, the first inlet flow passage configured to receive steam from a first region of an outer surface of the rotor, a first outlet flow passage from the interface, the first outlet flow passage configured to pass steam to a second region of the rotor, a second inlet flow passage to the interface, the second inlet flow passage configured to receive steam from a third region of the outer surface of the rotor, a second outlet flow passage from the interface, the second outlet flow passage configured to pass steam to a fourth region of the rotor. | 03-24-2011 |
20120326392 | BRUSH SEAL - A brush seal is provided having a brush housing having a back plate and a front plate, a first layer of bristles disposed adjacent to the back plate, where at least one of the first layer of bristles has a first diameter. A second layer of bristles are disposed adjacent to the first layer of bristles, and at least one of the second layer of bristles has a second diameter. A third layer of bristles are disposed adjacent to the second layer of bristles, and at least one of the third layer of bristles has a third diameter. The first diameter and the third diameter are larger than the second diameter. | 12-27-2012 |
20120326393 | BRUSH SEAL - A seal is provided having a bristle pack with a first layer of bristles and a second layer of bristles. The bristle pack has at least one segment end. The first layer of bristles is configured to substantially surround the second layer of bristles, and at least one of the first layer of bristles has a first diameter. The second layer of bristles are located substantially in a center portion of the bristle pack, and at least one of the second layer of bristles has a second diameter. The first diameter is larger than the second diameter, and the first layer of bristles located near the at least one segment end are configured to protect the second layer of bristles located near the at least one segment end. | 12-27-2012 |
20140102072 | MULTI-SHAFT, MULTI-SPEED COMBINED CYCLE POWER SYSTEM - Various embodiments include power systems. In a particular embodiment, the power system includes a combined-cycle power system having: a first shaft having a first group of components coaxially mounted thereon, the first group of components including: a first steam turbomachine; a first gas turbomachine; and a reheat combustor; and a second shaft separated from the first shaft, the second shaft having a second group of components coaxially mounted thereon, the second group of components including: a second steam turbomachine; a second gas turbomachine; and a duct fluidly coupled to the second gas turbomachine and the reheat combustor, the duct for providing exhaust from the second gas turbomachine to the reheat combustor. | 04-17-2014 |
Patent application number | Description | Published |
20100124838 | COAXIAL CONNECTOR WITH INTEGRATED MATING FORCE SENSOR AND METHOD OF USE THEREOF - A mating force sensing coaxial cable connector is provided, the connector comprising: a connector body; a sensing circuit positioned on a face of an insulator component, the insulator component located within the connector body; a capacitive space in immediate proximity with the face of the insulator component upon which the sensing circuit is positioned; and a flexible member forming at least one boundary surface of the capacitive space, said flexible member being movable due to mating forces. | 05-20-2010 |
20110074388 | EMBEDDED COUPLER DEVICE AND METHOD OF USE THEREOFF - A structure is provided, the structure includes a metallic coupler circuit formed within a disk located within a coaxial cable connector. The metallic coupler circuit is located in a position that is external to a signal path of a radio frequency (RF) signal flowing through the connector. The metallic coupler circuit is configured to extract samples of the RF signal flowing through the connector. | 03-31-2011 |
20110077884 | INTERNAL COAXIAL CABLE CONNECTOR INTEGRATED CIRCUIT AND METHOD OF USE THEREOF - A structure is provided. The structure includes a signal retrieval circuit formed within a disk located within a coaxial cable connector. The signal retrieval circuit is located in a position that is external to a signal path of an electrical signal flowing through the coaxial cable connector. The signal retrieval circuit is configured to extract an energy signal from the electrical signal flowing through the coaxial cable connector. The energy signal is configured to apply power to an electrical device located within the coaxial cable connector. | 03-31-2011 |
20110080057 | POWER HARVESTING DEVICE AND METHOD OF USE THEREOF - A structure is provided. The structure includes a signal retrieval circuit formed within a disk located within a coaxial cable connector. The signal retrieval circuit is located in a position that is external to a signal path of an electrical signal flowing through the coaxial cable connector. The signal retrieval circuit is configured to extract an energy signal from the electrical signal flowing through the coaxial cable connector. The energy signal is configured to apply power to an electrical device located within the coaxial cable connector. | 04-07-2011 |
20110130034 | COAXIAL CONNECTOR WITH INTEGRATED MOLDED SUBSTRATE AND METHOD OF USE THEREOF - A substrate structure is provided, the substrate structure comprising: a molded substrate located within a connector body of a coaxial cable connector and an electrical structure mechanically connected to the molded substrate. The electrical structure is located in a position that is external to a signal path of a radio frequency (RF) signal flowing through the coaxial cable connector. | 06-02-2011 |
Patent application number | Description | Published |
20090066407 | CHARGE PUMP SYSTEMS AND METHODS THEREOF - A charge pump system includes a plurality of charge pump cells coupled in series between an input and an output and a voltage regulator system. The voltage regulator system is coupled to an output from the plurality of charge pump cells and to each of the plurality of charge pump cells to control a charge and discharge in one or more of the plurality of charge pump cells. | 03-12-2009 |
20100201670 | DERIVATIVE SAMPLED, FAST SETTLING TIME CURRENT DRIVER - Methods and apparatus provide for producing a remote current for driving a load, comprising: one of sourcing and sinking a local current, Iref, through a distributed impedance line, at a first node thereof; the other of sourcing and sinking a remote current, Iref, through the distributed impedance line in response to the local current Iref; determining a rate of change of voltage of the first node; and sourcing or sinking additional current, into or out of the first node, in response to the rate of change of voltage of the first node in order to settle the voltage on the distributed impedance line. | 08-12-2010 |
20100201671 | METHODS AND APPARATUS FOR PRODUCING PRECISION CURRENT OVER A WIDE DYNAMIC RANGE - Methods and apparatus provide for producing a remote current for driving a load, comprising: producing a local current, Iref; amplifying the local current Iref by a value of K to produce a local current K Iref; mirroring the local current K Iref to another location; producing a remote current K Iref in response to the mirroring of the local current K Iref; and dividing the remote current K Iref by a matched value of K to produce a remote current Iref for driving the load. | 08-12-2010 |