Abstract: A combustor premixer is provided and includes a burner tube having a bell mouth-shaped opening, a plurality of tubular bodies telescopically disposed within the burner tube to deliver combustible materials to a premixing passage defined between the burner tube and an outermost one of the plurality of tubular bodies and a plurality of swirler vanes arrayed circumferentially in the opening, each one of the plurality of swirler vanes including a body extending along a radial dimension from the burner tube to the outermost tubular body and a leading edge protruding upstream from the opening.

Abstract: An electronic watt-hour meter; a current transformer operatively coupled to the electronic watt-hour meter; a first shield on a first side of the current transformer; and a second shield on a second side of the current transformer, wherein the second side is substantially parallel to the first side, wherein the first shield and the second shield each include a substantially magnetically permeable and conductive metal.

Abstract: A system for positioning a sensor through an inner barrier and an outer barrier includes a first collar configured for engagement with the inner or outer barriers, a collapsible coupling, and a sensor support connected to the collapsible coupling. The collapsible coupling or the sensor support is in sealing engagement with the first collar, and the first collar, collapsible coupling, and sensor support define a passage therethrough. A method for positioning a sensor includes engaging a first collar to at least one of the inner barrier or the outer barrier and inserting a sensor support connected to a collapsible coupling through the outer barrier. The method further includes connecting the sensor support or the collapsible coupling to the first collar and inserting the sensor through the sensor support.

Abstract: A power generation system is provided. The system comprises a first Rankine cycle-first working fluid circulation loop comprising a heater, an expander, a heat exchanger, a recuperator, a condenser, a pump, and a first working fluid; integrated with a) a second Rankine cycle-second working fluid circulation loop comprising a heater, an expander, a condenser, a pump, and a second working fluid comprising an organic fluid; and b) an absorption chiller cycle comprising a third working fluid circulation loop comprising an evaporator, an absorber, a pump, a desorber, a condenser, and a third working fluid comprising a refrigerant. In one embodiment, the first working fluid comprises CO2. In one embodiment, the first working fluid comprises helium, air, or nitrogen.

Abstract: A substrate having semiconductor material and a surface that supports a gate electrode and defines a surface normal direction is provided. The substrate can include a drift region including a first dopant type. A well region can be disposed adjacent to the drift region and proximal to the surface, and can include a second dopant type. A termination extension region can be disposed adjacent to the well region and extend away from the gate electrode, and can have an effective concentration of second dopant type that is generally less than that in the well region. An adjust region can be disposed between the surface and at least part of the termination extension region. An effective concentration of second dopant type may generally decrease when moving from the termination extension region into the adjust region along the surface normal direction.

Abstract: A battery pack includes a plurality of cells. A discharge circuit is electrically connected to the plurality of cells. A computer processor is electrically connected to the discharge circuit and to an input device. The computer processor operates the discharge circuit to selectively connect a first and a second discharge load of the discharge circuit to the plurality of cells. A method of discharging a battery for safe disposal includes connecting a first discharge load in parallel to a first cell. A first voltage across the first cell is monitored. A second discharge load is connected in parallel to a second cell. A second voltage is monitored across the second cell. A processor compares the first voltage and the second voltage to a predetermined cell voltage threshold. The first discharge load and the second discharge load are disconnected from the first cell and the second cell when the first and second voltages fall below the predetermined cell voltage threshold.

Abstract: A battery pack includes at least one battery cell that expands and contracts in relation to the chemical conditions of the battery cell. A substrate is configured to contact the at least one battery cell. A sensor is attached to the substrate and the sensor produces a signal indicative of the displacement of the substrate. A controller is communicatively connected to the sensor such that the controller receives the signal from the sensor. The controller processes the signal to produce an indication of a status of the battery cell. A method of monitoring battery safety includes movably securing a substrate across at least one cell of a battery. A displacement of the substrate is measured. The measured displacement is processed with a controller to identify a safety status of the at least one cell. An output device is operated with a controller to provide an indication of the safety status of the at least one cell of the battery.

Abstract: A voltage switching microswitch is provided for supplying power to a hot surface igniter in a gas burning system. The microswitch is configured to operate concurrently with manual operation of a gas control valve such that rotation of an operating stem of the gas control valve produces rotation of a cam within the microswitch. The cam is configured to operate a pair of reed switches so that a relatively high voltage from a power supply is applied to the hot surface igniter following a first predetermined amount of rotation of the cam and a relatively lower voltage is applied to the hot surface igniter following a second predetermined amount of rotation of the cam to maintain the temperature of the igniter.

Abstract: An example an integrated patient information viewer includes a header portion to be arranged to convey identification information for a patient to a user at a glance; a timeline arranged to provide a longitudinal visualization of a patient's record; a user viewspace to display a chronological view of patient encounters and associated documents; and a document workspace to store one or more patient documents based on user placement. The timeline is to be navigable to display different portions of the patient's record based on user input, is to provide visual indicators of clusters of patient encounters, and is to expand to provide further detail on a patient encounter based on user input. The viewspace is to enable a user to one or more documents for display and comparison. The one or more patient documents are to be retrievable for display and comparison in the user viewspace.

Abstract: An example image layout and display navigator system includes a navigator that includes a miniature layout representation corresponding to the layout of images on the display. The navigator is to appear on the display based on user action with respect to displayed content and to allow a user to select an image series via the miniature layout and to select one or more series level operations for application to the image series via the miniature layout. The navigator is to apply a selected series level operation to the image series via the miniature layout based on user input. An action in one of the navigator and the display is to translate into a corresponding action on the other of the navigator and the display. The content display manager is to update the content displayed to reflect the selected series level operation applied to the image series.

Abstract: A vanadium resistant coating system resistant to high temperature vanadium attack. The system comprises a high temperature superalloy substrate. A bond coat overlies the superalloy substrate. The bond coat may be applied in multiple layers. A ceramic coating overlies the bond coat. The ceramic coating further comprises a zirconium oxide stabilized by at least one cation selected from the group consisting of Yb3+, Lu3+, Sc3+ and Ce4+, in the amounts of about 5-10 weight percent. An overcoat may overlie the ceramic coating. The overcoat may be a sacrificial layer of YSZ infiltrated with cations having an atomic radius larger than Y3+. Alternatively, the overcoat may comprise zirconium oxide stabilized by Ce4+.

Abstract: In one embodiment, a portable X-ray imaging system is provided with a base unit and at least one front wheel on which the base unit is mounted. The base unit is also mounted on a pair of rear wheels. The imaging system is provided with a suspension system coupled to the base unit and to the rear wheels. The suspension system is arranged to permit flexible movement of the base unit and the rear wheels with respect to one another.

Abstract: A radiography system allow for user determination of a region of interest on a subject prior to X-ray exposure. The region of interest is defined by user interaction with an image, a pointer system, or the like. The region of interest is then translated to the imaging coordinate system, such as in the plane of a digital detector. The region is then used for exposure control during an imaging sequence, either in an open or closed-loop manner.

Abstract: An electric discharge machining (EDM) device includes a circular blade, a motor coupled to the circular blade for rotating the circular blade, and an electric discharge control system operatively coupled to the circular blade and a workpiece. The electric discharge control system causes the rotating circular blade to cut the workpiece using electric discharge machining. The device allows for removal of large chunks of material using EDM, minimizing the number of cuts, time and energy required to create a part.

Abstract: Disclosed is a variable clearance packing ring including a plurality of arcuate packing ring segments positional seriatim, a plurality of biasing member interfaces defined by the plurality of arcuate packing ring segments, and a biasing member interactive with one of the plurality of interfaces on one of the plurality of arcuate segments and one of the plurality of interfaces on an adjacent one of the plurality of arcuate segments.

Abstract: A computer readable storage medium has a sequence of instructions stored thereon, which, when executed by a processor, causes the processor to acquire a plurality of actual train speed measurements from at least one sensor during a journey and acquire a train power parameter corresponding to each of the plurality of actual train speed measurements. The sequence of instructions further causes the processor to estimate a plurality of resistance parameters from the plurality of actual train speed measurements and the corresponding train power parameters.

Abstract: There are provided optical data storage media and methods of optical data storage using the same. The optical data storage media comprises a non-linear sensitizer capable of absorbing actinic radiation to cause upper triplet energy transfer to a reactant that undergoes change upon triplet excitation. The refractive index change (?n) of the medium is at least about 0.005, or even at least about 0.05.

Abstract: Embodiments of the present disclosure relate to a turbine which includes an outer shell, an inner shell connected to and surrounded by the outer shell in generally concentric relation therewith, at least one turbine rotor housed within the inner shell, a plurality of nozzles and shrouds carried by the inner shell, a plurality of connecting elements engaging between the inner and outer shells aligning the inner shell about the rotor, and at least one compliant support. Embodiments of the present disclosure also relates a method of configuring the securing arrangement between the inner shell and the outer shell of a turbine.

Abstract: A power generation system including a photovoltaic (PV) module to generate direct current (DC) power is provided. The system includes a controller to determine a maximum power point for the power generation system and a boost converter for receiving control signals from the controller to boost the power from the PV module to a threshold voltage required to inject sinusoidal currents into the grid. A DC to alternating current (AC) multilevel inverter is provided in the system to supply the power from the PV module to a power grid. The system also includes a bypass circuit to bypass the boost converter when an input voltage of the DC to AC multilevel inverter is higher than or equal to the threshold voltage.