Abstract: A method for producing a thermal barrier coating/environmental barrier coating system on a silicon containing material substrate includes applying an environmental barrier coating (EBC) over the silicon containing material substrate; and applying a thermal barrier coating (TBC) over the EBC. The thermal barrier coating includes a compound having a primary constituent portion and a stabilizer portion stabilizing the primary constituent. The primary constituent portion of the thermal barrier coating includes hafnia present in an amount of at least about 5 mol % of the primary constituent, and the stabilizer portion of the thermal barrier coating includes at least one metal oxide comprised of cations with a +2 or +3 valence present in the amount of about 10 to about 40 mol % of the thermal barrier coating.

Abstract: A horse boot (10) includes a shell (12) and a gaiter (22). The shell has a sole (14) and an upper (16) with a vertical slit (18). The gaiter (22) is releasably attached to the heel of the upper and is wrapped around the pastern (P) above the hoofs hairline (C) and below the fetlock to anchor the shell to the pastern and function as a barrier against debris. The gaiter includes a portion of two-way stretch material (60) that makes it possible to fold it out of the way for ease of installation. The process is further facilitated by the slit (18) that allows spreading of the shell. By shaping the upper (16) so that it presses against the hoof (H) the boot is advantageously held in place using only the gaiter anchored to the heel of the boot and strapped to the pastern of the horse.

Abstract: A filter assembly for removing particulates in an exhaust gas in a fuel engine is provided. The filter assembly comprises a primary filter having a first side and a second side, the primary filter configured to remove an amount of particulates from the exhaust gas flowing from the first side to second side; and a foam element disposed proximate to the first side of the primary filter, the foam element configured to remove another amount of particulates from the exhaust gas.

Abstract: A cyclonic separation apparatus comprises a plurality of series-connected separation stages 50,51, each comprising a plurality of cyclone separators 16/23 connected in parallel and disposed in a generally annular arrangement about a main vertical axis of the apparatus, with their respective longitudinal cyclone axes extending parallel to the main axis. The successive separation stages 50,51 in the direction of fluid flow are disposed radially inwardly of each other with respect to the main axis of the apparatus and are also vertically staggered upwardly, so that the outlet 20 of one separation stage 50 leads directly into the inlet 22 of the next downstream stage 51. The multi-stage, series connected cyclone separators of the apparatus provide a high separation efficiency, yet the annular arrangement of the stages 50,51 makes the apparatus compact and enables the apparatus to be utilised in a vacuum cleaner.

Abstract: An inertial gas-liquid separator has one or more nozzle valves having a sidewall and a downstream exit axial end radially constrictable and expansible to vary axial flow of a gas-liquid stream therethrough to an inertial impactor collector.

Abstract: A particulate filter for separating particulates out of an exhaust gas flow of an internal combustion engine has a filter body with an inflow region and an outflow region. The filter body is formed by alternately arranged inflow ducts that are open toward the inflow region and are closed toward the outflow region, and outflow ducts that are open toward the outflow region and closed toward the inflow region. The filter body has a plurality of substantially planar filter plates arranged parallel to one another. Each of the inflow ducts and the outflow ducts is formed by adjacent filter plates, and is arranged in a housing. The inflow ducts are open at at least one of their lateral regions in such a way that the inflow region extends over at least two sides of the filter body. At least one sealing element is provided for sealing off the filter body in the outflow region relative to the housing.

Abstract: An air cleaner assembly and components therefor are described. The components include features of an air cleaner housing; advantageous main filter cartridges; and, advantageous safety filter cartridge features. Features of the main filter cartridge are provided to engage an access cover of the assembly, and a cartridge support within the housing, in a preferred manner. Methods of assembly and use are also described.

Abstract: A non-powered rotor windguard improves the baling of stiff crop material such as cornstalks. The windguard comprises plastic teeth spaced evenly along a rotatable shaft. The teeth are generally three-pointed. The engagement of the teeth to the crop material provides the force to rotate the roller windguard.

Abstract: A ground surface slide guide attached to a grass cutter is of light weight and has a large diameter and superior durability, enabling comfortable grass cutting work. The ground surface slide guide has a resin body made of synthetic resin, and a metal hub integrally coupled thereto to rotate together. The resin body is composed of a tubular body and a flange extending upward to the outside from the entire periphery of the lower end of the tubular body and covering the lower surface of the rotary blade. A blade retaining ring pressed against the lower surface of the rotary blade is formed on the outer periphery of the hub, and the blade retaining ring is exposed to the upper end surface of the tubular body. The hub is attached to a drive shaft by a fastener, and the rotary blade is clamped between a blade rest and a blade retaining ring. The lower end of the tubular body serves as a ground contact surface. The metal hub is integrally coupled to the resin body to rotate together.

Abstract: A roller configuration for a grass mowing machine is provided to reduce roller overlap marks. The roller configuration may be used on a grass mowing machine having a first row of cutting units and a second row of cutting units. Each cutting unit has a roller with a reduced diameter portion adjacent a full diameter end portion. The full diameter end portions of the rollers on the first row of cutting units are aligned with the reduced diameter portions of the rollers on the second row of cutting units during mowing operations, and the reduced diameter portions of the rollers on the first row of cutting units aligned with the full diameter end portions of the rollers on the second row of cutting units during mowing operations.

Abstract: A mid-mount riding rotary mower is disclosed. The mower has a two-piece frame. The frame includes a front section that is pivotally connected to a rear section. The mower deck is carried beneath the mower between the front and rear wheels. The mower deck is attached to the front frame and follows the movement of the front wheels. The front frame includes swing arms that carry the front wheels from a first position in front of the mower to a side position for deck maintenance. In the maintenance position the deck can be removed from under the mower easily by rolling the deck forward. The deck can then be tilted up to a stable vertical orientation for maintenance of the blades.

Abstract: A bedknife assembly for a reel mower cutting unit includes a cutting reel rotatably mounted to a frame, and a bedknife mounted to a bedknife support pivotally mounted to the frame in either a first position having a first pivot axis closer to the ground surface, or a second position having a second pivot axis further from the ground surface. The first pivot axis is further from the central axis of the cutting reel than the second pivot axis is from the central axis. The adjustable pivot axis may include a pair of eccentric pivot bushings mounted to the frame in either the first position or the second position. The adjustable pivot axis permits adjustment of the reel-to-bedknife gap after the reel is worn and its diameter is reduced, without dragging the bedknife on the turf, and extends the useful life of a cutting reel by increasing the adjustment range of the bedknife assembly.

Abstract: A cutting blade assembly incorporating two lawnmower cutting blades and a holder configured to hold the lawnmower cutting blades in perpendicular orientation with respect to each other. The holder does not occupy any space on the lawnmower blade mounting shaft and results in less rotational inertia than conventional mounting hub designs.

Abstract: A mixture of air and fuel is received into a reaction chamber of a gas turbine system. The fuel is oxidized in the reaction chamber, and a maximum temperature of the mixture in the reaction chamber is controlled to be substantially at or below an inlet temperature of a turbine of the gas turbine system. The oxidation of the fuel is initiated by raising the temperature of the mixture to or above an auto-ignition temperature of the fuel. In some cases, the reaction chamber may be provided without a fuel oxidation catalyst material.

Abstract: A mixture of air and fuel is compressed in a compressor of a gas turbine system. The gas turbine system includes components that define one or more fuel leak locations, and leaked fuel is directed from the one or more leak locations to a reaction chamber of the gas turbine system. At least a portion of the leaked fuel is oxidized in the reaction chamber. The energy released by oxidation of the leaked fuel can be converted to mechanical motion.

Abstract: A gasification unit provided with a gasification furnace 23 to produce fuel gas production is provided. A combined power generation unit 25 which generates power by rotating a gas turbine and a steam turbine using fuel gas produced in the gasification unit is provided. The combined power generation unit 25 is made operable while fuel change over between fuel gas and an auxiliary fuel as the fuel. A control system is provided in which the degree of opening of a control valve 37 for a flare stack 28 provided in a fuel gas feed line is controlled depending upon the pressure of the fuel gas from the gasification unit when fuel change over from the fuel gas to the auxiliary fuel so as to allow the fuel gas supplied to the combined power generation unit 25 to gradually flare from a flare stack 28 until a flared status that total amount of the fuel gas is reached.

Abstract: A gas turbine propulsion engine reheat system having a variable area exhaust nozzle comprising a nozzle area control system including means for accelerating increases of nozzle area

Abstract: The invention relates to a urea supply system for a waste gas cleaning catalyst of an internal combustion engine, comprising a urea tank for the receiving of urea solution, a connecting line that connects the urea tank with a waste gas cleaning catalyst, a pump in order to pump urea solution via the connecting line from the urea tank to the catalyst, and a heating insert for the defrosting of frozen urea solution. According to the invention it is provided that the return line is configured and arranged in such a manner that, during operation, because of the urea solution discharged from the return line there is prevented the forming of an air gap between the heating insert and the frozen urea solution. The invention relates also to a heating insert for such a urea supply system.

Abstract: An exhaust purification apparatus comprises an ammonia selective reduction-type NOx catalyst that selectively reduces NOx within exhaust gas by using ammonia as a reducing agent, a urea-water supply device that supplies urea-water into the exhaust gas existing upstream of the ammonia selective reduction-type NOx catalyst, and a control unit. The control unit controls the urea-water supply device so that the urea-water is intermittently supplied according to predetermined supply duration time and predetermined supply suspension time when the urea-water is supplied from the urea-water supply device for the purpose of providing ammonia to the ammonia selective reduction-type NOx catalyst.

Abstract: An exhaust system for a vehicle having a diesel engine and a method of operation are disclosed. The exhaust system may include a diesel particulate filter, a pipe located downstream of the diesel particulate filter and an exhaust gas cooling assembly. The exhaust gas cooling assembly may have an air pump and a connecting pipe connected to the pipe and configured to direct air from the air pump into the pipe. During particulate filter regeneration, the air pump may be activated to push air into the exhaust in order to reduce the temperature of exhaust gasses exiting the vehicle.

Abstract: An exhaust gas purification apparatus includes a venturi constituting part of an exhaust pipe and formed by joining two axially divided parts together, and a reducing agent supply device for injecting an aqueous urea solution into the exhaust pipe. The venturi is positioned such that joints thereof are located to the right and left, respectively, of the center of a cross section perpendicular to the axis of the venturi.

Abstract: A system and method of controlling/adjusting purge flow rate in an internal combustion engine is disclosed. The system includes an air intake assembly, a fuel tank assembly and an evaporative emissions control device such as a carbon canister in operational association with each other. Fuel vapors from the fuel tank assembly flow into the evaporative emissions control device for adsorption. The adsorbed fuel vapors from the evaporative emissions control device are recovered, at least in part due to pressure differentials, and actively purged into the internal combustion engine. The purge flow rate from the evaporative emissions control device is controlled/adjusted by a flow control device, the flow control device that is at least indirectly connected to the evaporative emissions control device and the air intake assembly. In one aspect, the flow control device can comprise an orifice device, such as, a connector device having at least one orifice for regulating purge flow rate.

Abstract: The invention relates to a catapult drive for an object to be accelerated, preferably the car of a fairground ride, wherein the object is accelerated by means of a driving element. The movement of the driving element is produced by a flexible drive and a hydraulic cylinder via which all movements of the driving element can be controlled. The invention also relates to a control system for suitably controlling the inventive catapult drive.

Abstract: The present invention relates to a hydraulic drive system for driving an apparatus, with a drive unit, a first and a second hydraulic displacement machine, with which the drive unit is connectable or connected for transmitting mechanical energy, and a third and a fourth hydraulic displacement machine, which are connectable or connected with the apparatus for transmitting mechanical energy, wherein the first hydraulic displacement machine is hydraulically connected or connectable with the third hydraulic displacement machine, and wherein a high-pressure accumulator is provided, which is hydraulically connected or connectable with the second and the fourth hydraulic displacement machine.

Abstract: It is an object, in a hydraulic stepless transmission, to change capacity of a hydraulic pump to thereby make output characteristic different between forward and reverse travel and obtain efficient output characteristics. In the hydraulic stepless transmission formed of the hydraulic pump 10 and a variable displacement-type hydraulic motor 11 and including control means 4, 10 for carrying out capacity control based on a load received by the hydraulic stepless transmission, a pressure control valve 204 is connected to control pressure portions of the control means 4, 10 for carrying out the capacity control according to pressure in a hydraulic circuit 13 on a discharge side of the hydraulic pump 10 to carry out the capacity control of the variable pump and the motor 11.

Abstract: The invention relates to a piston steam engine having flash vapourisation. Said inventive piston steam engine can be operated with various working mediums and at different temperatures. The liquid working medium is successively injected into individual prechambers of the vapour machine cylinder.

Abstract: A method is invented for converting heat in a liquid to power and generating thermal difference of the heat source liquid between the inlet and the outlet of a machine. The heat source liquid (8) is drawn to the lower right side of the cylinder (1) through the inlet (5). The heat in the heat source liquid (8) boils the working liquid (2) at the right side of the cylinder (1). The vapor from the boiling creates pressure to push working liquid (2) to the left of the cylinder (1) and to compress the vapor at the left side back to working liquid. The buoyant force on the right and the gravitational force on the left of the cylinder (1) rotate the cylinder (1) to produce power. As heat is transferring to the cylinder (1), the temperature of the heat source liquid (8) is lower at the outlet (4).

Abstract: As one example, an apparatus configured to regulate flow in an exhaust passage of an internal combustion engine system is provided.

Abstract: A CAES system (10) includes an air storage (18), a compressor (20) supplying compressed air to the air storage, a power generating structure (11, 102), a heat exchanger (24), an auxiliary combustor (27), an air expander (30), and an electric generator (32). The system operates in one of modes a) a main power production mode wherein the auxiliary combustor is inoperable and the power generating structure is operable, to produce power by the air expander, fed by the heated compressed air received from the air storage, in addition to power produced by the power generating structure, or b) a synchronous reserve power mode wherein the auxiliary combustor is operable and the power generating structure is inoperable, with compressed air withdrawn from the air storage being preheated by the auxiliary combustor that feeds the air expander, with the air expander expanding the heated air and the generator providing immediate start-up power.

Abstract: An outlet flow deflector unit for a pneumatic power tool having a housing with an outlet opening, comprises a cup-shaped rotatable deflector element communicating with the outlet opening and having at least one axially directed opening and one radially directed opening located within a certain angular interval of the deflector element circumference, and a stationary cup-shaped sector element located inside the deflector element and having radial opening locating in a certain angular sector substantially larger than the angular interval of the deflector element opening, and an axially directed outlet port, wherein the deflector element is rotatable to obtain alignment either between the radial openings for a radially directed outlet flow, or between the axial opening and the outlet port for accomplishing an axially directed outlet flow.

Abstract: A lean premix burner for a gas-turbine engine includes an annular center body (3) with a conically flaring fuel film applicator (11) supplied with fuel via an annular distributor chamber (14) and fuel channels (12) as well as air ducts (7, 9) with swirler elements (8, 10) provided on the outer and inner circumference. A fuel prefilmer lip (15) is attached to the fuel film applicator (11), with a flow area of a portion of the annular air ducts (7, 9) downstream of the swirler elements (8, 10) decreasing to accelerate the air swirled in correspondence with the airflow direction. By this, the fuel is transported positively without interim separation and without the occurrence of compressive oscillation—to a defined flow break-away edge (16), providing for a good mixture, high combustion efficiency and reduced formation of nitrogen oxide.

Abstract: A tile for use as part of an inner wall of a gas turbine engine combustor, the tile being provided with deformable cooling pedestals extending into a space between the tile and the outer wall. The pedestals are deformed in contact with the outer wall of the combustor.

Abstract: The invention applies to the field of turbomachines and relates to a combustion chamber in which the supply of dilution air and cooling air is optimized. The invention is concerned more particularly with optimizing the position of the dilution holes present on the walls of the combustion chamber.

Abstract: The invention relates to the field of turbomachines and concerns a combustion chamber (4) for which the dilution supply is optimised. The invention relates more particularly to optimisation of the position of the dilution holes (30a, 30b) present on the walls (7a, 7b) of the combustion chamber.

Abstract: A waste heat reclamation device absorbs waste heat from a heat generating object. A thermocouple loop is used to convert thermal energy into electrical energy which may be utilized to provide electrical power to an electronic device that is the heat generating object. The invention increases the efficiency of electronic devices such as computer processing units.

Abstract: A heating and cooling system to maintain an area at a desired temperature including a thermoelectric device (102), a vapor compression system (106), and a control system (104) operably connected to the thermoelectric device (102) and the vapor compression system (106).

Abstract: A portable medicine cooler and a method of operating the same. In one embodiment, the portable medicine cooler includes: (1) a shell having a grille and further having a door configured to provide access to a cavity within the shell for containing a medicine to be cooled, (2) a cooling and receiver structure coupled to the shell and including a thermoelectric cooler interposing a heat sink and a vial receiver and (3) electronic cooling control and medicine efficacy indication circuitry coupled to the cooling and receiving structure and including a processor, at least one temperature sensor configured to provide a signal to the processor indicating a temperature associated with the portable medicine cooler, a battery configured to provide power to the processor and an indicator selected from the group consisting of at least one light-emitting diode and a liquid-crystal display and configured to provide an indication of an operation of the portable medicine cooler.

Abstract: An apparatus and method for controlling temperature in a boil-off gas in a liquefaction plant prior to compression, wherein boil-off gas originating from an LNG storage tank is compressed and at least partially condensed, and wherein the condensed boil-off gas (LNG) is being returned to the storage tank. A heat exchanger (20) is connected to the boil-off gas feed line upstream of the compressor (10), and a first conduit (22) fluidly connects the line for returning LNG to the storage tank and the heat exchanger (20). A second conduit (26) fluidly connects the heat exchanger (20) to the boil-off gas feed line at a point upstream of the heat exchanger (20). Boil-off gas is heat exchanged against the cooler (24) prior to being fed into the compressor (10). Thus, the boil-off gas temperature is lowered downstream of the heat exchange.

Abstract: The present invention provides a power and regasification system based on liquefied natural gas (LNG), comprising a vaporizer by which liquid motive fluid is vaporized, said liquid motive fluid being LNG or a motive fluid liquefied by means of LNG; a turbine for expanding the vaporized motive fluid and producing power; heat exchanger means to which expanded motive fluid vapor is supplied, said heat exchanger means also being supplied with LNG for receiving heat from said expanded fluid vapor, whereby the temperature of the LNG increases as it flows through the heat exchanger means; a conduit through which said motive fluid is circulated from at least the inlet of said vaporizer to the outlet of said heat exchanger means; and a line for transmitting regasified LNG.

Abstract: A cryogenic freezing chamber assembly provided with improved stress resistance caused by thermal expansion and contraction, improved cryogenic fluid utilization, better means for viewing activity therein and easy assembly and disassembly.

Abstract: The ice maker for refrigerator and driving method thereof disclosed herein have advantages over a full ice level detection method using mechanical device in that an ice height can be more accurately detected by a detection signal reflected from ice, wherein an ultrasonic signal is transmitted to the ice to sense the height of ice in the ice storage bin using the reflected ultrasonic signal, enabling to precisely detect the ice height, prevent the overflow of ice, prolong the life and prevent the failure of the ice maker for refrigerator.

Abstract: An electronic cooling apparatus has a cabinet which is open at the front and rear sides thereof and accommodates plural electronic devices each having a fan, and a rear door which is provided with an evaporator. Air blown by the fan is cooled by the evaporator and then returned to a room. An expansion valve and control. A drain pan with an extension portion having hole portions through which refrigerant pipes extend is provided. A drain hose discharges drain water from the drain pan. An exhaust heat temperature detecting unit and a control for controlling the refrigerant supply to the evaporator are provided. When the exhaust heat temperature is equal to or less than a set exhaust temperature, the controller stops the refrigerant supply to the evaporator. When the exhaust heat temperature exceeds the set temperature, the controller starts the refrigerant supply.

Abstract: An air conditioner includes a pipe volume calculating section and a refrigerant circuit configured by the interconnection of a heat source unit and a utilization unit via a refrigerant communication pipe. The pipe volume calculating section calculates the volume of the refrigerant communication pipe based on an additional charging quantity which is a refrigerant quantity to be additionally charged after the refrigerant circuit is configured by interconnecting the heat source unit and the utilization unit via the refrigerant communication pipe.

Abstract: A control device repeats first air volume control and second air volume control for a predetermined number of times irrespective of a control state at that time while forcedly driving an ion generator, when a bacteria elimination shower switch is turned on. In the first air volume control, a sirocco fan generates an air flow having a predetermined air volume. In the second air volume control, the sirocco fan generates an air flow having an air volume smaller than the predetermined air volume. Therefore, a bacteria elimination effect is enhanced in an air conditioning apparatus.

Abstract: An indoor unit of a ceiling-embedded type or ceiling-suspended type air conditioner with an improved flexibility of the design of a bottom panel is provided. An indoor unit includes a bottom panel, an inlet disposed to the bottom panel, a movable panel that closes the inlet during non-operation, and a driving unit. The driving unit moves or rotates the movable panel. During operation, the movable panel moves or rotates and recedes above a bottom surface of the bottom panel.

Abstract: A miniaturized ice water cooling circulatory system includes an ice water tank having a drowned water pump disposed therein for pumping and conveying refrigerant into the ice water tank to convert the water in the ice water tank into ice water to be conveyed out for cooling off the heating elements in a computer mainframe. After the heating elements are cooled off, the ice water is converted into cold water to be conveyed back into the ice water tank, thus attaining effect of cooling circulation. The drowned water pump is positioned in the ice water tank so the volume of the cooling circulatory system can be diminished for facilitating the cooling circulatory system to be assembled in a computer mainframe for carrying out heat dissipation for the heating elements, having excellent effect in heat dissipation.

Abstract: A novelty ice cube includes a transparent or translucent hollow plastic housing in the shape of an ice cube, which defines an interior cavity. A light is disposed within the interior cavity. A power source is disposed within the interior cavity and provides power to the light. A translucent diffuser cap is disposed within the interior cavity and overlies the light. The housing with the light, power source and diffuser has a bulk density of greater than 0.675. The bulk density is achieved, without the use of fillers, by having selected thickened regions integrally formed in the housing.

Abstract: An evaporative cooler assembly including a cooler housing in fluid communication with a condenser. A stream of air flows through the cooler housing where it is cooled and across the condenser to dissipate heat from the condenser. The cooler housing includes a plurality of alternating dry and wet channels with a plurality of plates extending between opposite ends of the cooler housing separating the channels. The plates include a plurality of apertures for proportionally increasing from one end to the other the amount of the stream of air flowing from the dry channels through the wet channels and to the condenser.

Abstract: The present invention relates to an apparatus and method for grasping, retaining, inverting, coating and transporting a plurality of frangible conical confection shells. The present invention also relates to a modular and reconfigurable manufacturing system for producing frozen cone confections and the like.

Abstract: In the case of an ice maker comprising a frame (15) and a tray (1), which is pivotable in the frame (15) about an axis and in which at least one compartment (4) is formed, a flexible line (12) connecting the tray (1) with the frame (15) extends in a curve about the pivot axis of the tray (1).