Patent application number | Description | Published |
20090041084 | TEMPERATURE MEASUREMENT DEVICE THAT ESTIMATES AND COMPENSATES FOR INCIDENT RADIATION - A temperature measurement device includes a first thermocouple mounted on a tubular body that is shielded from the effects of radiation by a radiation shield, and a second, unshielded thermocouple. A difference in the measured temperatures from the first and second thermocouples is compared with calculated temperatures using an iterative process to determine a corrected temperature of the gas stream that estimates and compensates for incident radiation. | 02-12-2009 |
20090041642 | Radiant coolers and methods for assembling same - A method of assembling a radiant cooler is provided. The method includes providing a vessel shell that includes a gas flow passage defined therein that extends generally axially through the vessel shell, coupling a plurality of cooling tubes and a plurality of downcomers together to form a tube cage wherein at least one of the plurality of cooling tubes is positioned circumferentially between a pair of circumferentially-adjacent spaced-apart downcomers, and orienting the tube cage within the vessel shell such that the tube cage is in flow communication with the flow passage. | 02-12-2009 |
20090074347 | FIBER BRAGG GRATING FOR HIGH TEMPERATURE SENSING - A method of fiber core material band gap engineering for artificially modifying fiber material properties is provided. The method includes doping the fiber core material with one or more atoms for enhancing photosensitivity to the fiber material. The method also includes co-doping the fiber core material with one or more ions for enhancing an amorphous network crosslink mean coordination number. The method further includes thermally annealing the fiber core material for widening the band gap of the fiber core material. | 03-19-2009 |
20090130001 | METHODS FOR FABRICATING SYNGAS COOLER PLATENS AND SYNGAS COOLER PLATENS - A method for fabricating a syngas cooler is provided. The method includes coupling a tube cage within the syngas cooler, and coupling a plurality of platens to the tube cage to facilitate steam production in the syngas cooler. At least a first platen has at least one of a length that is larger than a length of a second platen, a non-linear geometry, and an angular position that is oblique with respect to a wall of the syngas cooler. | 05-21-2009 |
20090199474 | APPARATUS FOR COOLING AND SCRUBBING A FLOW OF SYNGAS AND METHOD OF ASSEMBLING - A method of assembling a spray quench apparatus is provided. The method includes coupling a first end of an exit tube to a quench chamber such that the exit tube end is in flow communication with the quench chamber, coupling at least one spray nozzle to an opposite second end of the exit tube such that water emitted from the spray nozzle fills the exit tube and forms a film of water across an inner surface of the exit tube, coupling a water source to the quench chamber for providing a substantially continuous water film along an inner surface of the quench chamber, and coupling at least one discharge apparatus to the quench chamber for providing water spray into the quench chamber, wherein the water of the water film and water sprays drains into a water sump. | 08-13-2009 |
20090262777 | HEAT FLUX MEASUREMENT DEVICE FOR ESTIMATING FOULING THICKNESS - A heat flux measurement device includes at least two thermocouples disposed within a front portion of the device at different axial distances from a front wall of the device. A correlation between the measured heat fluxes from the device over a period of time is used to estimate a fouling thickness on a wall, for example, a water wall of a radiant syngas cooler (RSC). | 10-22-2009 |
20100113210 | Split torque compound planetary drivetrain for wind turbine applications - A compound planetary gear transmission unit includes a second stage with axially staggered planets. | 05-06-2010 |
20110185568 | METHODS AND APPARATUS FOR REPLACING OBJECTS ON HORIZONTAL SHAFTS IN ELEVATED LOCATIONS - An apparatus for stabilizing a shaft in an essentially horizontal position while an anchoring object at one end of the shaft is replaced without removal of an object at the opposite end of the shaft that would otherwise tend to destabilize the shaft from its essentially horizontal position includes a half-spool member configured to clamp above and around the shaft to resist torque around the rotor, under supports configured to attach to the half-spool member and clamp an underside of the shaft below the half-spool member, and a hydraulic or mechanical brake configured to resist torque on the shaft when the brake is engaged. | 08-04-2011 |
20120027596 | PLANETARY GEAR SYSTEM - A planetary gear system is disclosed. The planetary gear system includes a carrier, a planet gear defining a central planet axis, and a pin coupling the planet gear to the carrier. The planetary gear system additionally includes a bearing disposed between the planet gear and the pin. The bearing includes a plurality of rolling elements. Each of the rolling elements is in contact with an inner race and an outer race. The planetary gear system further includes a resilient member. The resilient member is disposed between one of the inner race and the pin or the outer race and the planet gear. | 02-02-2012 |
20120028754 | LIQUID EQUALIZED GEAR SYSTEM AND METHOD FOR USING SAME - A carrier for use in a planetary gear system. The carrier has a plurality of openings or slots offset from a midline thereof. The carrier includes alignment mechanisms positioned in each of the plurality of openings or slots to substantially align each planet gear about the midline of the carrier. The carrier may be used in a planetary gear system for use in a wind turbine. One aspect incorporates eccentric rings in the openings. Another aspect incorporates inserts in the slots. Each of the rings and inserts has openings that, when properly positioned, will substantially bisect the carrier midline. | 02-02-2012 |
20120028755 | PIN FOR PLANETARY GEAR SYSTEM - A pin for coupling a planet gear to a carrier in a planetary gear system is disclosed. The pin includes a first end, a second end, and an outer surface extending between the first end and the second end. In some embodiments, the pin further includes means for modifying the compliance of the pin at an interface between the pin and the carrier. In other embodiments, the pin further include a compliance feature defined in the outer surface, the compliance feature allowing greater compliance of the pin in the tangential direction than in the radial direction. | 02-02-2012 |
20120028756 | COMPLIANT CARRIER WALL FOR IMPROVED GEARBOX LOAD SHARING - A planetary gear system and a method of fabricating same. The planetary gear system includes at least one planet gear, at least one planet pin receiving the at least one planet gear, and a carrier. The carrier itself includes at least one carrier opening for accommodating the at least planet gear, at least one planet pin opening for receiving the at least one planet pin, and at least one flex portion within a wall of the carrier for providing enhanced compliance to the carrier in response to force directed on the at least one planet gear. | 02-02-2012 |
20120277056 | GEAR SYSTEM AND METHOD FOR USING SAME - A planet pin, a planetary gear system, and a method for balancing a load on a planetary gear system between respective planet gears. The planet pin includes a planet pin body having a flexure portion between a pair of ends. The flexure portion may be a planet pin body having grooves on opposing sides. The flexure portion may be a pair of pin bodies interference fit into annuluses of a centrally located barrel. The flexure portion may be a pair of pin arms extending from a centrally located ball joint. | 11-01-2012 |
20120316027 | GEAR SYSTEM AND METHOD FOR USING SAME - A planetary gear system and a method. The planetary gear system includes a carrier body configured to receive planet gears, at least one pin received by the carrier body, and flex means positioned between the carrier body and the at least one pin. The method includes preparing the carrier, upon which a plurality of planet gears is mounted through planet pins, and providing flex means between the planet pins and the carrier, the flex means configured to enable movement of the planet pins in response to a force directed thereon. | 12-13-2012 |
20140037456 | WIND TURBINE BEDPLATE SUPPORT FRAME - A bedplate assembly of a wind turbine is provided. The bedplate assembly includes a rotor shaft with a first end coupled to a rotatable hub of the wind turbine via a rotor flange and a second end coupled to a gearbox. The bedplate assembly also includes a bedplate support frame coupled to the gearbox and to the rotor shaft for supporting the gearbox. The bedplate support frame includes a torque arm support device for supporting torque arms of the gearbox. The bedplate support frame also includes a circular support for housing a shaft support bearing for supporting the rotor shaft at the first end. Further, the bedplate support frame includes a cross-structure located under the rotor shaft, wherein the cross-structure comprises one or more arms connected internally to a first side wall and a second side wall | 02-06-2014 |
20140100114 | COOLING ASSEMBLY FOR ELECTRICAL MACHINES AND METHODS OF ASSEMBLING THE SAME - A cryocooler assembly for cooling a field winding of an electrical machine having an axis of rotation is provided. The assembly includes a cryocooler and a reservoir coupled in flow communication to the cryocooler and configured to contain a cooling agent. A flow assembly is coupled in flow communication to the reservoir. The flow assembly includes a first flow loop coupled in flow communication to the reservoir; a second flow loop coupled in flow communication to the reservoir; and a plurality of flow members coupled in flow communication to the first flow loop and the second flow loop and coupled to the field winding. Each flow member is configured to thermosiphon the cooling agent in a first state from the reservoir and in a second state to the reservoir. | 04-10-2014 |
20140119933 | WIND TURBINE ROTOR BLADE WITH FABRIC SKIN AND ASSOCIATED ATTACHMENT METHOD - A rotor blade for a wind turbine includes an internal support structure including a plurality of fixed, spaced support members extending in a chord-wise and span-wise direction and defining a generally aerodynamic contour of the rotor blade. A plurality of the support members have an outer surface with a longitudinally extending slot defined therein. A plurality of fabric strips are attached over the internal support structure in a tensioned state and define an aerodynamic outer skin. The fabric strips extend over and are attached to the support members with a longitudinally extending insert member that presses the fabric strips into the slot and lockingly engages within the slot. | 05-01-2014 |