Abstract: A method of opening an ampoule and an ampoule opening device are disclosed.

Abstract: A packaging machine (10) designed and equipped for the compression and packing of blocks of expanded material and in particular expanded polyurethane where the machine comprises: a) an infeed block “A” comprising an infeed unit (11) mounted on wheels, which has a first lower infeed conveyor belt (12) and a second upper infeed conveyor belt (13) which is fitted with a first hydraulic press (14); b) a central block “B” containing a crossways sealing bar (15) operating with a cold sealing system and a powered lower reel holder (16) and a powered upper reel holder (17); c) a rear block “C” comprising a second out feed conveyor which in turn comprises an upper conveyor belt fitted with a central hydraulic press counter opposing a further lower conveyor belt (20), and two side sealing bars (21) employing a cold sealing system.

Abstract: Embodiments of the invention generally include a filter housing having a bagging ring coated to enhance a bag-to-bagging ring seal. In one embodiment, the housing assembly includes a housing having an inlet, an outlet and an access port. A bagging ring is disposed around the access port and includes a material having a property that enhances the bag-to-bagging ring seal. Examples of materials that have a property that enhance the bag-to-bagging ring seal include materials that are attracted to a plastic bag, materials that are tacky, materials that have a static attraction to a plastic bag.

Abstract: A composite filter element is provided. The composite filter element is configured for filtering fluid. The composite filter element includes a microglass media of glass fibers and a scrim laminated to the microglass media. The scrim is configured to provide support for the microglass media. In one aspect, the composite filter element has a filtration efficiency greater than or equal to about 99.5% for capturing a particle size of about 0.3 microns. In another aspect, a frame is provided that is configured to hold the at least one composite filter element in a V-shaped pocket and a basis weight of the microglass media and the scrim is at least about 90 g/m2. In another aspect, the scrim further can withstand approximately 25? of water gauge pressure without the glass fibers of the microglass media separating from each other.

Abstract: A ceramic filter element of ceramic material has an exterior surface that is provided with structural elements. The structural elements are produced by a non-cutting method. The structural elements are molded in the ceramic material in the form of grids, periodic patterns, irregular patterns, lettering or labels.

Abstract: An electric lawn mower includes a main frame, a mower deck supported by the main frame, a castor supported by the main frame, a sub frame, a pair of transaxles, and a pair of motor drivers. Each of the transaxles includes a transaxle housing, an electric motor disposed in the transaxle housing, a single axle supported by the transaxle housing, and a drive wheel fixed on the axle outside of the transaxle housing. The motor drivers supply electric power to the respective motors of the respective transaxles. The sub frame, supporting the transaxles and the motor drivers, is connected to the main frame.

Abstract: A hybrid thermal power generation system using crude oil as a fuel comprises a combined cycle power generation system for generating power by supplying naphtha and light oil separated by an atmospheric distillation column alone into different gas turbines and using steam produced by exhaust heat and a conventional power generation system for generating power by burning heavy oil separated by the atmospheric distillation column alone.

Abstract: An exemplary system method for the operation of a CCP P with flue gas recirculation to reduce NOx emissions and/or to increase the CO2 concentration in the flue gases to facilitate CO2 capture from the flue gases is disclosed. The flue gas recirculation rate (rFRG) is controlled as function of the combustion pressure and/or the hot gas temperature. Operability is enhanced by admixing of oxygen or oxygen enriched air to the gas turbine inlet gases or to the combustion.

Abstract: An exemplary method for the operation of a CCPP with flue gas recirculation to reduce NOx emissions and/or to increase the CO2 concentration in the flue gases to facilitate CO2 capture from the flue gases as well as a plant designed to operate is disclosed. To allow a high flue gas recirculation ration (rFRG) an imposed combustion inhomogeneity ratio (ri) is used for flame stabilization. The imposed combustion inhomogeneity ratio (ri) is controlled as function of the flue gas recirculation rate (rFRG) and/or combustion pressure. Oxygen or oxygen enriched air to the gas turbine inlet gases or to the combustor is admixed to enhance operatability.

Abstract: A gas turbine engine system includes a first nozzle section associated with a gas turbine engine bypass passage and a second nozzle section that includes a plurality of positions relative to the first nozzle section. In at least one of the positions, there is a gap between the first nozzle section and the second nozzle section. A movable door between the first nozzle section and the second nozzle section selectively opens or closes the gap.

Abstract: A process for sequestering carbon dioxide in fresh concrete from the exhaust emitted from the combustion of carbonaceous fuel in a concrete mixing truck is disclosed. In the process, exhaust from the engine containing carbon dioxide is redirected after passing through the required environmental controls to the concrete mixing chamber on the concrete truck. This carbon dioxide is allowed to physically mix with the ingredients producing fresh concrete. When the concrete is made from cementitious material which include calcium oxide, then the carbon dioxide may chemically bind with the calcium to form calcium carbonate and be permanently sequestered in the concrete product.

Abstract: A method of operating an exhaust valve (28) to heat a diesel oxidation catalyst (23) and to initiate regeneration of a DPF (24) includes the steps of determining whether the DPF is being cleaned, and determining the speed and quantity of fuel injected into the engine. The method also includes determining an engine back-pressure set point based on whether the engine 14 is fueling. If fueling, the set point is based on the quantity of fuel and the engine speed. If not fueling, the set point is based on whether there is an other request for actuation of the exhaust valve (28). An exhaust valve set point is determined based on the engine back pressure set point and a current engine back pressure. The exhaust valve (28) is actuated in response to the exhaust valve set point to obstruct the flow of exhaust gas, where the exhaust gas is heated and initiates regeneration of the DPF (24).

Abstract: A device and a method for regenerating a particulate filter that is arranged in the exhaust tract of an internal combustion engine. There is disposed at least one NO oxidation catalytic converter upstream of the particulate filter for the oxidation of NO, and in particular to form NO2. At least one heating device is also provided upstream of the particulate filter, by way of which an exhaust-gas flow that is conducted towards the particulate filter can be heated to a defined temperature in accordance with defined regeneration parameters, in particular in accordance with a degree of loading of the particulate filter and/or in accordance with an efficiency of an NO2-based regeneration of the particulate filter by way of an NO2 quantity formed in the at least one NO oxidation catalytic converter.

Abstract: An object of the present invention is that after return from fuel cut, an oxygen storage amount in a catalyst in an exhaust path and an oxygen storage amount in a catalyst in an exhaust gas recirculating path are promptly adjusted to be in appropriate states, respectively. A control apparatus for an internal combustion engine of the present invention controls the internal combustion engine including a recirculating gas generating cylinder and a recirculating gas nongenerating cylinder. The control apparatus includes: an exhaust gas recirculating path for connecting the exhaust path through which exhaust gas only in the recirculating gas generating cylinder is delivered and an intake system; a recirculating catalyst provided on the exhaust gas recirculating path; and rich control means that performs rich control for controlling an air-fuel ratio to be temporarily richer than a theoretical air-fuel ratio when fuel injection is restarted after return from the fuel cut.

Abstract: An exhaust gas heat recovery (EGHR) heat exchanger for an internal combustion engine having a housing, a cylindrical body disposed within the housing, an annular exhaust gas passageway, and a central exhaust gas passageway. The EGHR heat exchanger also includes a bypass valve disposed within the central passageway and adapted to selectively by-pass a portion of the exhaust gas from the central exhaust gas passageway to the annular passageway, and at least one twisted tube having at least one edge coiled within the annular exhaust gas passageway.

Abstract: A system for controlling the temperature of an exhaust stream from an engine at a location upstream from an exhaust aftertreatment apparatus includes a main exhaust passageway adapted to receive the exhaust stream from the engine. A side branch is in communication with the main exhaust passageway. A regeneration unit is positioned within the side branch for combusting a fuel and heating the exhaust flowing through the main exhaust passageway. An ion sensor is operable to output a signal indicative of the presence of fuel combustion. A controller selectively operates the regeneration unit to increase the exhaust temperature. The controller is operable to control a supply of fuel to the regeneration unit based on the ion sensor signal.

Abstract: An electric power accumulating means (30) includes a DC bus connected to an electric power accumulator (19) and supplies a direct current, a smoothing capacitor provided to the DC bus, and a voltage detector (23) that detects a voltage of the DC bus. The generator (12) generates an induced voltage E by being rotationally driven by an engine (11) when starting the engine (11). Degaussing of a permanent magnet of the generator is determined by performing a comparison between the induced voltage E detected by the voltage detector (23) and a previously set reference induced voltage RE.

Abstract: A hydraulic system for a machine is disclosed. The hydraulic system may have a first pump with variable displacement and being load-sense controlled, and a first hydraulic circuit associated with the first pump. The hydraulic system may also have a second pump with variable displacement and being electro-hydraulically controlled, and a second hydraulic circuit associated with the second pump. The hydraulic system may further have a flow-sharing valve arrangement configured to selectively share fluid flow between the first and second hydraulic circuits.

Abstract: A blade assembly for a torque converter including a plurality of blades installed between a shell and a core ring, where the blades are in an arrangement having asymmetrical spacing between the blades for reducing the noise generated by operation of the torque converter.

Abstract: A differential fluid pressure energy conversion system includes a valve (V1) for regulating an input from a pressure source to define a fluid flow; and a lower piston chamber (LPC) in fluid communication with an output of V1, the LPC disposed about a central vertical axis of the system; Further included is a double acting reciprocatable piston (DAP) having an integral lower portion (P1) and an integral upper integral portion (P2), each portion having a bottom radial surface area, the radial surface area of P1 greater than that of P2, an outer peripheral edge of the P1 in fluid-tight slidable continuous contact with an inner complemental surface of LPC, DAP further including an elongate axial channel, co-axial with the vertical axis of the system, the channel extending an entire axial length of the DAP.

Abstract: A hydraulic system and a method of actively damping oscillations during actuation of a hydraulic cylinder in a hydraulic system is disclosed. The hydraulic cylinder is actuated by energizing a motor that rotatably drives a pump. The pump supplies a fluid to the hydraulic cylinder to actuate the cylinder. A pressure of the fluid is sensed during actuation of the hydraulic cylinder. A rotational speed of the motor is varied in response to the sensed pressure of the fluid. This varying of the rotational speed of the motor actively damps pressure oscillations during actuation of the hydraulic cylinder.

Abstract: An electro-hydraulic actuator (EHA) includes a hydraulic circuit having a plurality of pressure compensated flow control valves for allowing a maximum flow rate through the fluid conduits regardless of the loads imparted on the actuator. In one embodiment of the EHA, a plurality of combination manual override/thermal expansion valves that simplify the manufacture of the EHA.

Abstract: A system and method of wave energy transfer including the generation and capture of waves in a tank filled with liquid is disclosed. The wave energy transfer system comprises wave generation apparatus including a displacement block for generating the waves in the tank, and wave capture apparatus including a buoyancy block for capturing the waves to convert the wave motion and provide fluid flow. The wave capture apparatus may also include an artificial pump head for stabilizing the fluid flow provided by the buoyancy block of the wave capture apparatus. Testing apparatus including a tank filled with liquid and wave generation devices is also disclosed.

Abstract: A power system comprising an engine that produces exhaust and includes an exhaust gas recirculation (EGR) system. The EGR system includes an EGR conduit routing an exhaust flow back to the engine, a restriction valve disposed in the EGR conduit, and a control valve disposed in the EGR conduit in series with the restriction valve.

Abstract: A motor vehicle is provided having a combustion engine, a manual transmission, a turbocharger with variable geometry pre-compressing combustion air for the combustion engine and a turbocharger control unit for varying the turbocharger geometry, the turbocharger control unit is equipped before a downshifting of the transmission to vary the geometry in the turbocharger in the direction of a reduction of the rotational speed of the turbocharger.

Abstract: A two-stroke, opposed-piston engine with one or more ported cylinders and uniflow scavenging includes an exhaust gas recirculation (EGR) construction that provides a portion of the exhaust gasses produced by the engine for mixture with charge air to control the production of NOx during combustion.

Abstract: An exhaust purifying device for an internal combustion engine is provided that can regenerate an exhaust purifying filter at high efficiency without deteriorating the fuel economy.

Abstract: An exhaust emission control device for an internal combustion engine is provided that can suppress the adherence of HC to an EGR path and the like accompanying enrichment of the exhaust air/fuel ratio.

Abstract: The subject is to efficiently detect the sticking of changeover valves for realizing a plurality of supercharging modes in a vehicle provided with a plurality of superchargers, and also to realize preferable fail-safe in cases where the sticking is detected. In a vehicle, which is provided with: a primary turbo and a secondary turbo, each of which is of an exhaust driven type; an exhaust changeover valve and an intake changeover valve, which are placed in a secondary exhaust passage and a secondary intake passage corresponding to the secondary turbo, respectively; and an intake bypass valve placed in an intake bypass passage, an ECU sets the opening/closing state of each changeover valve to an opening/closing state corresponding to a twin turbo mode at the time of engine stop, and it uses the drive control of each changeover valve which is necessitated in the transition to a single turbo mode at the engine start, thereby performing the sticking detection of the changeover valve at the same time.

Abstract: In accordance with one embodiment of the present disclosure, a method includes driving a piston by mechanically harnessing an explosion of energetic material contained in a cartridge. The method further includes releasing cleanser contained in the cartridge in response to the explosion of the energetic material.

Abstract: The present invention relates to a heat exchanger configured to capture energy by radiation, comprising at least one flag-shaped basic exchanger (10), including: a) an input collector (5) and an output collector (6); b) a plurality of exchange tubes (1) connected to the input collector (5) and to the output collector (6), respectively, and stacked so as to halt the incident radiation, each tube (1) being provided in the form of a hairpin with one curved part at the head of the pin (4) and two arms (2, 3) adjoining essentially vertically and on the largest part of the length thereof, the end of the tubes (1) at the pin head (4) being free and the tubes (1) being self-supported at the ends thereof connected to said collectors (5, 6).

Abstract: An apparatus includes an electric generator having a stator and a rotor. A first turbine wheel is coupled to a first end of the rotor to rotate at the same speed as the rotor. A second turbine wheel is coupled to a second end of the rotor opposite the first end, and configured to rotate at the same speed as the rotor. The first and second turbine wheels may rotate in response to expansion of a working fluid flowing from an inlet side to an outlet side of the turbine wheels.

Abstract: A method and apparatus for recovering mercury control reagents from particulate materials is disclosed. The particulate materials include fly ash mixed with mercury control reagents collected from boiler flue gases. The particulate materials are provided to an electrostatic separation system, which is operated under predetermined conditions so as to produce a concentrated stream of the mercury control reagent and a diluted stream containing minimal mercury control reagent.

Abstract: High temperature energy can be provided using a containment vessel, a heat retention matrix contained within the containment vessel, a volume of a working fluid contained within the containment vessel and in contact with the heat retention matrix, and, optionally, a reactive compound removal system that removes reactive compounds from the working fluid. The heat retention matrix can optionally include an allotropic form of carbon. The working fluid can optionally include nitrogen gas and one or more noble gases. Related systems, methods, articles of manufacture, and the like are also described.

Abstract: A fuel supply system for a gas turbine engine has a first pump for delivering fuel to a first use on a gas turbine engine, and a second pump for delivering fuel to a second use on the gas turbine engine. A valve allows flow from the first pump to be delivered to the first use, but also routes some flow from the first pump to supplement fuel flow from the second pump until a pressure downstream of the second pump increases. The valve then allows flow from the second pump to flow to the first use to supplement the flow from the first pump.

Abstract: A turbomachine includes a compressor, a turbine, and a combustor operatively coupled to the compressor and the turbine. The combustor includes a combustor casing having a flange, an outer surface and an inner surface that defines an internal passage. The combustor casing includes an extruded fluid manifold mounted to the outer surface. The extruded fluid manifold includes first and second walls integrally formed with a third, connecting, wall. The first wall includes a first mounting element and the second wall includes a second mounting element. The first mounting element extends axially along the combustor casing away from the first wall and the second mounting element extends axially along the combustor casing away from the second wall and the first mounting element. The extruded fluid manifold is joined to the outer surface of the combustor casing through the first and second mounting elements.

Abstract: A fuel system of a burner of a gas turbine and to a method for flushing a section of a fuel system of a burner of a gas turbine is provided. The method includes providing a feed line for feeding liquid fuel from a fuel source to the burner, providing a first and a second connection point to the feed line, providing a medium at the first connection point and generating a vacuum at the second connection point such that the fuel which is situated in the section between the two connection points is sucked out through the second connection point.

Abstract: A fuel injector for use in a gas turbine engine combustor assembly. The fuel injector includes a main body and a fuel supply structure. The main body has an inlet end and an outlet end and defines a longitudinal axis extending between the outlet and inlet ends. The main body comprises a plurality of air/fuel passages extending therethrough, each air/fuel passage including an inlet that receives air from a source of air and an outlet. The fuel supply structure communicates with and supplies fuel to the air/fuel passages for providing an air/fuel mixture within each air/fuel passage. The air/fuel mixtures exit the main body through respective air/fuel passage outlets.

Abstract: A turbomachine includes a compressor, a turbine operatively coupled to the compressor, and a combustor fluidly linking the compressor and the turbine. The combustor includes at least one fuel nozzle. The at least one fuel nozzle includes a flow passage including a body having first end that extends to a second end through at least one flow channel having a flow area. A fuel inlet is provided at the first end of the body. The fuel inlet is configured to receive at least one fuel. A fuel outlet is provided at the second end of the body. A control flow passage is fluidly connected to the body between the first and second ends. The control flow passage is configured and disposed to deliver a control flow into the fuel nozzle. The control flow establishes a selectively variable effective flow area of the flow passage.

Abstract: In one embodiment, a system is provided that includes a first gas turbine engine. The first gas turbine engine has a first compressor configured to intake air and to produce a first compressed air and a first combustor configured to combust a first mixture to produce a first combustion gas. The first mixture has a first fuel, at least a first portion of the first compressed air, and a second combustion gas from a second gas turbine engine. The first gas turbine engine also includes a first turbine configured to extract work from the first combustion gas.

Abstract: A fuel system for a turbine engine is provided. The fuel system includes a positive displacement pump driven by an electric motor. The pump is rotated in a first direction to deliver fuel to the turbine engine, and a second direction for evacuating fuel from the turbine engine. A shut-off check valve is open in a first direction in response to a first differential pressure created by the pump in the first direction. The shut-off check valve is biased to a closed position when the pump is rotating in the second direction. An ecology check valve is biased to a closed position in the first direction and open in the second direction in response to a second differential pressure created by the pump. The check valves open and close automatically in response to the pressures generated by the positive displacement pump in each of the first and second rotational directions. In this manner, simple, reliable valves are utilized to regulate the flow of fuel in the fuel system.

Abstract: According to various embodiments, a system includes a fuel controller configured to control a fuel transition between a first flow of a first fuel and a second flow of a second fuel into a fuel nozzle of a combustion system. The fuel controller is configured to adjust a third flow of a diluent in combination with the second flow of the second fuel to maintain a pressure ratio across the fuel nozzle above a predetermined operating pressure ratio.

Abstract: A dual fuel nozzle for a gas turbine combustor includes a hub defining a fuel inlet and a plurality of liquid fuel jets disposed at a downstream end of the hub. The fuel jets are oriented to eject liquid fuel radially outward from the hub. An annular air passage includes a swirler that imparts swirl to air flowing in the annular air passage, and a splitter ring is disposed in the annular air passage and surrounds the plurality of liquid fuel jets. The nozzle allows liquid fuels to be injected into a swirling annular airstream and then atomized, dispersed and vaporized inside a lean premixing dual fuel nozzle for a gas turbine combustor.

Abstract: A method for gas turbine start-up can include placing a static starter in a torque control mode, sending a torque reference to the static starter to establish a startup torque for the gas turbine, setting current set points for the static starter and modulating a current output to achieve the startup torque.

Abstract: A thermal power plant, in particular a solar thermal power plant, includes a gas turbine device, in which a medium circulating in a circuit and heated by thermal energy is conducted through a turbine in order to produce electric energy. The medium is subsequently circulated into a condenser cooled by a cooling device in order to liquefy the medium. The cooling device is designed as a solar-operated cooling device having a closed coolant circuit.

Abstract: An engine accessory system for a gas turbine engine includes a first accessory component mountable to an accessory gearbox along a first accessory axis transverse to a layshaft axis of rotation.

Abstract: The magnetocaloric heat generator (1) comprises at least two magnetocaloric elements (2, 12) arranged in succession and making up at least two consecutive thermal stages crossed by separate heat transfer fluids and comprising each two opposite ends (3 and 4, 13 and 14), a magnetic arrangement intended for subjecting each magnetocaloric element (2, 12) to a variable magnetic field, alternately creating a heating cycle and a cooling cycle in each magnetocaloric element (2, 12), a mechanism (8) for circulating the heat transfer fluids through the magnetocaloric elements alternately towards one end and towards the opposite end and vice versa, in synchronisation with the variation of the magnetic field.

Abstract: A magnetocaloric heat generator (10) comprising at least one magnetocaloric element (2) with a first and second ends (3, 4), a magnetic arrangement for subjecting the magnetocaloric element (2) to a variable magnetic field, alternately creating heating and cooling cycles in the magnetocaloric element (2), a mechanism for circulating a heat transfer fluid through the magnetocaloric element (2) alternately towards the first and second ends (3, 4) and vice versa in synchronisation with the variation of the magnetic field, and at least one energy exchange mechanism (15). This heat generator (10) is crossed in one direction by the heat transfer fluid entering the magnetocaloric element (2) through one of the ends (3, 4) during a heating or cooling cycle and to be crossed in the opposite direction by the heat transfer fluid exiting the magnetocaloric element (2) through the same end (3, 4) during the other cooling or heating cycle.

Abstract: Example personal beverage warmers and coolers for vehicle seats are disclosed. A disclosed example apparatus to regulate the temperature of a beverage near a seat of a vehicle, the apparatus includes: a base including a thermally conductive material that conducts heat in a direction that is at least one of to or from a container seated thereon, a thermoelectric device thermally coupled with the base and to be energized to exchange heat with the base, and a heat exchanger thermally coupled with the thermoelectric device and a liquid medium to exchange heat therebetween.

Abstract: A process for the vaporization of a cryogenic liquid is disclosed. The process may include: combusting a fuel in a burner to produce an exhaust gas; admixing ambient air and the exhaust gas to produce a mixed gas; contacting the mixed gas via indirect heat exchange with a cryogenic liquid to vaporize the cryogenic liquid. Also disclosed is a system for vaporization of a cryogenic liquid. The system may include: one or more burners for combusting a fuel to produce an exhaust gas; one or more inlets for admixing ambient air with the exhaust gas to produce a mixed gas; and one or more heat transfer conduits for indirectly heating a fluid with the mixed gas.