Patent application number | Description | Published |
20080271457 | Cooling Holes For Gas Turbine Combustor Having A Non-Uniform Diameter Therethrough - A gas turbine combustor liner, including a shell having a first end adjacent to an upstream end of the combustor and a second end adjacent to a downstream end of the combustor, where the shell also has a hot side, a cold side, and a centerline axis therethrough. A plurality of small, closely-spaced film cooling holes are formed in the shell through which air flows for providing a cooling film along the hot side of the shell. Each cooling hole has a non-uniform diameter as it extends through the shell. In particular, each cooling hole includes a first opening located at the cold side of the shell having a first diameter and a second opening located at the hot side of the shell having a second diameter, wherein the second diameter of the second opening is larger than the first diameter of the first opening. It is preferred that the shape of each cooling hole be substantially frusto-conical. | 11-06-2008 |
20090113893 | Pilot mixer for mixer assembly of a gas turbine engine combustor having a primary fuel injector and a plurality of secondary fuel injection ports - A mixer assembly for use in a combustion chamber of a gas turbine engine including a pilot mixer, a main mixer, and a fuel manifold. The pilot mixer includes: an annular pilot housing having a hollow interior; a primary fuel injector mounted in the pilot housing and adapted for dispensing droplets of fuel to the hollow interior of the pilot housing; a plurality of axial swirlers positioned upstream from the primary fuel injector, each of the plurality of swirlers having a plurality of vanes for swirling air traveling through the respective swirler to mix air and the droplets of fuel dispensed by the primary fuel injector; and, a plurality of secondary fuel injection ports for introducing fuel into the hollow interior of the pilot housing. The main mixer further includes: a main housing surrounding the pilot housing and defining an annular cavity; a plurality of fuel injection ports for introducing fuel into the cavity; and, at least one swirler positioned upstream from the plurality of fuel injection ports, each of the main mixer swirlers having a plurality of vanes for swirling air traveling through the respective swirler to mix air and the droplets of fuel dispensed by the main mixer fuel injection ports. The fuel manifold is in flow communication with the plurality of secondary fuel injection ports in the pilot mixer and the plurality of fuel injection ports in the main mixer. | 05-07-2009 |
20100012750 | FUEL NOZZLE CENTERBODY AND METHOD OF ASSEMBLING THE SAME - A fuel nozzle centerbody is provided that includes a cylindrical cross-sectional area, and a baffle co-axially aligned within the centerbody. The baffle includes a plurality of circumferentially-spaced apertures configured to channel an airflow radially outward such that the channeled airflow impinges a centerbody inner surface. | 01-21-2010 |
20100251719 | Centerbody for mixer assembly of a gas turbine engine combustor - A mixer assembly for use in a combustion chamber of a gas turbine engine includes a pilot mixer, a main mixer and a centerbody positioned between the pilot mixer and the main mixer. The pilot mixer includes an annular pilot housing having a hollow interior and a pilot fuel nozzle mounted in the housing and adapted for dispensing droplets of fuel to the hollow interior of the pilot housing. The main mixer includes: a main housing surrounding the pilot housing and defining an annular cavity; a plurality of fuel injection ports for introducing fuel into the annular cavity; and, a swirler arrangement including at least one swirler positioned upstream from the fuel injection ports, wherein each swirler of the arrangement has a plurality of vanes for swirling air traveling through such swirler to mix air and the droplets of fuel dispensed by the fuel injection ports. The centerbody includes a fuel manifold therein for providing fuel to the fuel injection ports and an air manifold therein for providing air to an aft portion of the pilot mixer and/or the aft portion of the annular cavity in the main mixer. | 10-07-2010 |
20110000219 | METHOD AND APPARATUS FOR ACTIVELY CONTROLLING FUEL FLOW TO A MIXER ASSEMBLY OF A GAS TURBINE ENGINE COMBUSTOR - An apparatus for actively controlling fuel flow from a fuel pump to a mixer assembly of a gas turbine engine combustor, where the mixer assembly includes a pilot mixer and a main mixer. The pilot mixer further includes an annular pilot housing having a hollow interior, a primary fuel injector mounted in the pilot housing and adapted for dispensing droplets of fuel to the hollow interior of the pilot housing, a plurality of axial swirlers positioned upstream from the primary fuel injector. The fuel flow control apparatus further includes: at least one sensor for detecting dynamic pressure in the combustor; a fuel nozzle; and, a system for controlling fuel flow supplied by the fuel nozzle through the valves. The fuel nozzle includes: a feed strip with a plurality of circuits for providing fuel to the pilot mixer and the main mixer; and, a plurality of valves associated with the fuel nozzle and in flow communication with the feed strip thereof. The control system activates the valves in accordance with signals received from the pressure sensor. | 01-06-2011 |
20110088401 | MIXER ASSEMBLY FOR GAS TURBINE ENGINE COMBUSTOR - A mixer for a gas turbine engine combustor includes: (a) a primary fuel injector with upstream and downstream ends, the primary fuel injector including: (1) a hollow central portion configured to pass a first air stream; (2) an annular fuel passage at the downstream end, configured to discharge an annular first fuel stream surrounding the first air stream; (b) an annular splitter surrounding the primary fuel injector, configured to pass a second air stream surrounding the first fuel stream; (c) an annular first housing surrounding the splitter, and having an exit positioned axially downstream of the primary fuel injector and the splitter; and (d) fuel injection ports disposed in an array outside the first housing, and disposed in communication with a fuel supply and positioned to discharge a second fuel stream into a third air stream at a position axially upstream of the exit of the first housing. | 04-21-2011 |
Patent application number | Description | Published |
20130212501 | PERCEPTUAL COMPUTING WITH CONVERSATIONAL AGENT - Perceptual computing with a conversational agent is described. In one example, a method includes receiving a statement from a user, observing user behavior, determining a user context based on the behavior, processing the user statement and user context to generate a reply to the user, and presenting the reply to the user on a user interface. | 08-15-2013 |
20130229345 | Manual Manipulation of Onscreen Objects - According to some embodiments, hand gestures may be entirely used to control the apparent action of objects on a display screen. As used herein, using “only” hand gestures means that no physical object need be grasped by the user's hand in order to provide the hand gesture commands. As used herein, the term “hand-shaped cursor” means a movable hand-like image that can be made to appear to engage or grasp objects depicted on a display screen. In contrast a normal arrow cursor cannot engage objects on a display screen. | 09-05-2013 |
20130329000 | PROVIDING SPONTANEOUS CONNECTION AND INTERACTION BETWEEN LOCAL AND REMOTE INTERACTION DEVICES - Embodiments of methods, systems, and storage medium associated with establishing a persistent connection between local and remote interaction devices are disclosed herein. In one instance, the method may include operating the local interaction device in a first power state when a motion of a local user within an area proximate to the local device is not detected, and operating the local interaction device in a second power state when a motion of the local user within the area is detected. The method may further include providing a selected view of a plurality of views of the local area responsive to a gaze direction of the remote user, and providing audio communication from the local interaction device to the remote interaction device with a spatial characteristic that approximates co-location of the local and remote users. Other embodiments may be described and/or claimed. | 12-12-2013 |
20130342637 | VIDEO CONFERENCING TRANSITIONS AMONG A PLURALITY OF DEVICES - Embodiments of methods, systems, and storage medium associated with transitioning a video conference session from one device accessible by a user to another device accessible by the user are disclosed herein. In one instance, the method may include detecting at least one condition for transitioning a video conference session from a first device accessible by the user associated with the video conference session to a second device accessible by the user that is not associated with the video conference session, and in response to the detection, transitioning the video conference session to the second device. Other embodiments may be described and/or claimed. | 12-26-2013 |
20130346075 | FACILITATION OF CONCURRENT CONSUMPTION OF MEDIA CONTENT BY MULTIPLE USERS USING SUPERIMPOSED ANIMATION - Embodiments of apparatus, computer-implemented methods, systems, devices, and computer-readable media are described herein for facilitation of concurrent consumption of media content by a first user of a first computing device and a second user of a second computing device. In various embodiments, facilitation may include superimposition of an animation of the second user over the media content presented on the first computing device, based on captured visual data of the second user received from the second computing device. In various embodiments, the animation may be visually emphasized on determination of the first user's interest in the second user. In various embodiments, facilitation may include conditional alteration of captured visual data of the first user based at least in part on whether the second user has been assigned a trusted status, and transmittal of the altered or unaltered visual data of the first user to the second computing device. | 12-26-2013 |
20140006550 | SYSTEM FOR ADAPTIVE DELIVERY OF CONTEXT-BASED MEDIA | 01-02-2014 |
Patent application number | Description | Published |
20080197779 | VARIOUS METHODS, APPARATUSES, AND SYSTEMS THAT USE IONIC WIND TO AFFECT HEAT TRANSFER - A method, apparatus, and system are described for an ionic wind generator. The ionic wind generator may have a first electrode that is elevated off a surface of a device that the ionic wind generator is intended to cool. A first surface of the first electrode is in contact with a first surface of a first post that elevates the first electrode off the surface of the device that the ionic wind generator is intended to cool. The ionic wind generator causes a generation of ions that are then drawn through an interstitial atmosphere from the first electrode to a second electrode to affect a velocity of local flow over the surface of the device between the first electrode and the second electrode. The flow from a forced flow device also affects the velocity of local flow over the surface of the device between the first electrode and the second electrode, | 08-21-2008 |
20080218968 | WINGED PIEZO FAN - A winged piezo-fan to dissipate the heat generated by the devices in an electronic system is disclosed. The winged piezo-fan may comprise a piezo-ceramic element and two blades. The blades may be coupled to the piezo-ceramic element, which may change its physical dimension in response to receiving an alternating voltage signal. The blades coupled to the piezo-ceramic element may move upwards and downwards in a direction that is perpendicular to the axis drawn along the length dimension of the blades in response to the changes in the physical dimension of the piezo-ceramic element. The movement of the blades may cause a flapping movement, which may create turbulence in the surrounding air. The turbulence so created may create eddies, which may dissipate the heat generated by the devices positioned close to the winged piezo-fan. | 09-11-2008 |
20090086423 | EXTERNAL PROTRUSION FOR AIR FLOW DISTRIBUTION - An apparatus with some embodiments is described having a protrusion to provide air flow distribution to a computing device. In some embodiments, the apparatus may include a housing with one or more openings on each of the external surfaces of the housing, an air mover, and a protrusion to channel airflow to an inlet while restricting airflow from an outlet from being circulated back into the inlet. Furthermore, in some embodiments, the apparatus may be implemented on a computer system that includes one or more electronic components can generate thermal energy. Other embodiments are described. | 04-02-2009 |
20090086433 | APPARATUS AND DOCKING STATION FOR COOLING OF COMPUTING DEVICES - An apparatus with some embodiments is described having cooling capabilities for a computing device. In some embodiments, the apparatus may include a thermoelectric component (TEC) to transfer thermal energy with a first heat exchanger, through a heat attach and heat pipe, to or from the TEC, and then with a second heat exchanger. In some embodiments, the apparatus may include a second heat attach and a second heat pipe between the second heat exchanger and the TEC. Furthermore, in some embodiments, the apparatus may be at a docking station, where the docking station may connect with the computing device. Other embodiments are described. | 04-02-2009 |
20090166014 | Enabling an aluminum heat exchanger with a working fluid - In one embodiment, a heat exchanger may be formed using a corrosion-resistant aluminum material to enable usage of water as a working fluid for the exchanger. In one embodiment, the exchanger may have an aluminum substrate with multiple treated layers formed thereon. A first treated layer corresponds to a hydrated aluminum oxide layer, and a second treated layer corresponds to a mono-layer organic molecule layer. Other embodiments are described and claimed. | 07-02-2009 |
20090190302 | METHOD, APPARATUS AND COMPUTER SYSTEM FOR VORTEX GENERATOR ENHANCED COOLING - Some embodiments of a method, apparatus and computer system are described for vortex generator enhanced cooling. The computer system may include a housing and an apparatus. The apparatus may include one or more vortex generators coupled to a heat spreader and positioned in close proximity to an electronic component, and a flow of air to provide for an exchange of thermal energy, where the flow of air is provided by a configuration of the housing, and where the one or more vortex generators may promote turbulence to enhance the exchange of thermal energy of the electronic component. In some embodiments, an air mover may be used to increase the flow of air in the housing. Other embodiments are described. | 07-30-2009 |
20090190308 | METHOD AND APPARAUS FOR INVERTED VORTEX GENERATOR FOR ENHANCED COOLING - Some embodiments of a method, apparatus and computer system are described for inverted vortex generator enhanced cooling. In various embodiments an apparatus may comprise a first surface comprising at least one heated component, a second surface in proximity to the first surface, the second surface comprising a non-heated surface, and one or more inverted vortex generators attached to the non-heated surface, a portion of the one or more inverted vortex generators in proximity to and configured to dissipate heat from the at least one heated component. Other embodiments are described. | 07-30-2009 |
20090323276 | HIGH PERFORMANCE SPREADER FOR LID COOLING APPLICATIONS - Apparatuses, systems, and methods for a heat spreader plate and pulsating heat pipes to transfer heat sourced from one or more electronic components are described herein. Other embodiments may also be described and claimed. | 12-31-2009 |
20100259886 | External thermal solution for a mobile computing device - A method, system, and apparatus are disclosed. In one embodiment method includes causing a cooling medium to flow through a hollow cable. The cable couples an external cooling station to a heat exchanging unit. The heat exchanging unit is located within a mobile computing device. The method then transfers heat from within the mobile computing device to the cooling medium at the heat exchanging unit. Then the cooling medium contained the transferred heat is expelled out of the mobile computing device. | 10-14-2010 |
20110149461 | OZONE-FREE IONIC WIND - In one embodiment, an air mover may include a first electrode, a second electrode and an ionization device to selectively ionize molecules in an electric field between the first and second electrodes. The ionized molecules can drive airflow between the first and second electrodes. In certain embodiments, the ionization device has an operational characteristic that prevents ionization of oxygen so that the airflow is ozone-free. | 06-23-2011 |
20110149509 | ELECTRONIC DEVICE THERMAL MANAGEMENT - An electronic device comprises a housing, at least one heat generating component in the housing, and at least one thermal management device in thermal communication with the at least one heat generating component, wherein the at least one thermal management device selectively allocates heat flow to one or more portions of the housing. Other embodiments may be described. | 06-23-2011 |
20110157813 | FLOW TUBE APPARATUS - A flow tube apparatus may include a flow tube having a first opening and a second opening, a corona electrode provided in the flow tube, a collecting electrode provided in the flow tube, and at least one focusing electrode provided in the flow tube to guide ions and thereby provide an ionic wind. In at least one embodiment, the flow tube apparatus may be provided in an electronic apparatus to provide an air flow. | 06-30-2011 |
20120236495 | EXTERNAL THERMAL SOLUTION FOR A MOBILE COMPUTING DEVICE - A method, system, and apparatus are disclosed. In one embodiment method includes causing a cooling medium to flow through a hollow cable. The cable couples an external cooling station to a heat exchanging unit. The heat exchanging unit is located within a mobile computing device. The method then transfers heat from within the mobile computing device to the cooling medium at the heat exchanging unit. Then the cooling medium contained the transferred heat is expelled out of the mobile computing device. | 09-20-2012 |
20150185260 | POWER ADAPTER DETECTION - A method and system are described herein for detecting a capacity for a power adapter. An example of a method includes detecting an increase in power consumption by a computing device attached to the power adapter. The method can also include detecting a droop in voltage received from the power adapter. Additionally, the method can include storing the current that corresponds with the droop. | 07-02-2015 |
20150253824 | APPARATUS AND METHOD TO EFFICIENTLY COOL A COMPUTING DEVICE - Embodiments disclosed herein include devices to cool the walls of a mobile computing device. In one embodiment, a louvered vent is formed within an external wall of a mobile computing device to create an air curtain between the external wall and a heat generating component to cool the external wall. In another embodiment, a nozzle vent is formed within the external wall of a mobile computing device to flow cooling air at a heat generating component to cool the heat generating component. | 09-10-2015 |
20160062420 | APPARATUS AND METHOD TO EFFICIENTLY COOL A COMPUTING DEVICE - Embodiments disclosed herein include devices to cool the walls of a mobile computing device. In one embodiment, a louvered vent is formed within an external wall of a mobile computing device to create an air curtain between the external wall and a heat generating component to cool the external wall. In another embodiment, a nozzle vent is formed within the external wall of a mobile computing device to flow cooling air at a heat generating component to cool the heat generating component. | 03-03-2016 |