Patent application number | Description | Published |
20100096308 | SEPARATOR ASSEMBLY - The present invention provides a separator assembly comprising a central core element comprising at least two permeate exhaust conduits and not comprising a concentrate exhaust conduit; and a membrane stack assembly comprising at least one feed carrier layer, at least two permeate carrier layers, and at least two membrane layers, the membrane layers being disposed between the feed carrier layer and the permeate carrier layers; wherein the permeate exhaust conduits are separated by a first portion of the membrane stack assembly, and wherein a second portion of the membrane stack assembly forms a multilayer membrane assembly disposed around the central core element, and wherein the feed carrier layer is not in contact with a permeate exhaust conduit, and wherein the permeate carrier layers are in contact with at least one permeate exhaust conduit. Also provided are salt separator assemblies and spiral flow reverse osmosis devices. | 04-22-2010 |
20100096309 | CENTRAL CORE ELEMENT FOR A SEPARATOR ASSEMBLY - The present invention provides a central core element for separator assemblies useful in the purification of fluids, for example separator assemblies useful for the desalination of seawater. The central core element provided by the present invention comprises at least two porous exhaust conduits wherein each porous exhaust conduit comprises an exhaust channel and one or more openings which allow fluid communication between an exterior surface of the porous exhaust conduit and the exhaust channel. The central core element defines a cavity into which may be disposed a first portion of a membrane stack assembly. In the preparation of a separator assembly comprising the central core element provided by the present invention, a second portion of the membrane stack assembly forms a multilayer membrane assembly disposed around the central core element. Also provided are central core elements for salt separator assemblies and spiral flow reverse osmosis devices. | 04-22-2010 |
20100096319 | SEPARATOR ASSEMBLY - A separator assembly is provided comprising a membrane stack assembly comprising a feed carrier layer, a permeate carrier layer, and a membrane layer, and a central core element comprising a concentrate exhaust conduit and a permeate exhaust conduit; wherein the concentrate exhaust conduit and the permeate exhaust conduit are separated by a first portion of the membrane stack assembly; and wherein a second portion of the membrane stack assembly forms a multilayer membrane assembly disposed around the central core element; and wherein the feed carrier layer is in contact with the concentrate exhaust conduit and not in contact with the permeate exhaust conduit; and wherein the permeate carrier layer is in contact with the permeate exhaust conduit and not in contact with the concentrate exhaust conduit; and wherein the permeate carrier layer does not form an outer surface of the separator assembly. | 04-22-2010 |
20100157526 | Low cost anufacturing of micro-channel heatsink - A cooling device includes a ceramic substrate with a metal layer bonded to an outer planar surface. The cooling device also includes a channel layer bonded to an opposite side of the ceramic substrate and a manifold layer bonded to an outer surface of the channel layer. The substrate layers are bonded together using a high temperature process such as brazing to form a single substrate assembly. A plenum housing is bonded to the single substrate assembly via a low temperature bonding process such as adhesive bonding and is configured to provide extended manifold layer inlet and outlet ports. | 06-24-2010 |
20100187184 | METHODS AND SYSTEMS FOR ENERGY EXCHANGE - Methods and systems for energy recovery in desalination or other systems are provided to transfer the pressure energy from one fluid to anther fluid. A system for energy recovery with a container comprises two sections separated by one or plurality of flexible impermeable diaphragms and pressures of the two fluids in the two sections are transmitted during the cyclical filling and pumping operations, as well as flow control valves. As one embodiment, two flexible impermeable tubes operable to receive two fluids of different pressures respectively connect to flow control valves. The first fluid and the second fluid are separated by the flexible impermeable diaphragm formed by the flexible tubes. Cyclical inflows of the two fluids transmit the higher pressure of one fluid to the other through the diaphragm and transfer the energy from one fluid to the other. | 07-29-2010 |
20110233128 | SEPARATOR ASSEMBLY - A novel separator assembly for a spiral flow reverse osmosis apparatus is provided. In one embodiment, the separator assembly comprises a central core element comprising at least two permeate exhaust conduits and not comprising a concentrate exhaust conduit. Each permeate exhaust conduit defines an exhaust channel and one or more openings allowing fluid communication between an exterior surface of the permeate exhaust conduit and the exhaust channel, said permeate exhaust conduits independently defining a cavity between said conduits. The cavity is configured to accommodate a first portion of a membrane stack assembly comprising at least one feed carrier layer, at least two permeate carrier layers, and at least two membrane layers. A first portion of the membrane stack assembly is disposed within the cavity, and a second portion of the membrane stack assembly is wound around the central core element and forms a multilayer membrane assembly disposed around the central core element. | 09-29-2011 |
20110240546 | CENTRAL CORE ELEMENT FOR A SEPARATOR ASSEMBLY - The present invention provides a central core element for a separator assembly comprising at least two porous exhaust conduits; each porous exhaust conduit defining an exhaust channel and one or more openings allowing fluid communication between an exterior surface of the porous exhaust conduit and the exhaust channel, said porous exhaust conduits independently defining a cavity between said porous exhaust conduits, said cavity being configured to accommodate a first portion of a membrane stack assembly. In another aspect, the present invention provides a central core element for a separator assembly comprising at least two identical core element components, each of said core element components comprising at least one porous exhaust conduit and at least one friction coupling, said friction couplings being configured to join said core element components to form a central core element defining a cavity configured to accommodate a first portion of a membrane stack assembly. | 10-06-2011 |
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 |
20120160758 | SEPARATOR ASSEMBLY - A novel separator assembly for a spiral flow reverse osmosis apparatus is provided. In one embodiment, the separator assembly comprises a central core element comprising at least one permeate exhaust conduit and at least one concentrate exhaust conduit. Each exhaust conduit defines an exhaust channel and one or more openings allowing fluid communication between an exterior surface of the exhaust conduit and the exhaust channel, said exhaust conduits independently defining a cavity between said conduits. The cavity is configured to accommodate a first portion of a membrane stack assembly comprising at least one feed carrier layer, at least one permeate carrier layer, and at least one membrane layer. A first portion of the membrane stack assembly is disposed within the cavity, and a second portion of the membrane stack assembly is wound around the central core element and forms a multilayer membrane assembly disposed around the central core element. | 06-28-2012 |
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 |
20150052898 | COMPONENTS HAVING VIBRATION DAMPERS ENCLOSED THEREIN AND METHODS OF FORMING SUCH COMPONENTS - A component formed by an additive manufacturing process includes a body and a first vibration damper. The body is formed from an additive manufacturing material, and defines at least a first cavity completely enclosed within the body. The first vibration damper is disposed within the first cavity. The first vibration damper includes a flowable medium and a first solidified element formed from the additive manufacturing material. The flowable medium surrounds the first solidified element. | 02-26-2015 |