Abstract: A bypass turbofan gas turbine engine is started by means of electric starter motor mounted directly about a downstream end or upstream of the low pressure spool of the engine. This causes air to be driven by a fan through a bypass duct around the engine casing. Closures close to substantially seal an outlet of the bypass duct, and the air is directed into a combustion chamber of the engine and through the turbines, causing the high pressure spool to pick up speed for starting.

Abstract: In a method and a device for the diagnosis of the effectiveness of a catalytic converter in the exhaust gas line when using a very late afterinjection or secondary injection, in order to provide a sensitive and yet robust diagnostic method while saving costs for additional exhaust gas temperature sensors and with fuel consumption increased only to a minimum extent, the diagnostic method delivering reliable results with only little delay, and a corresponding device which can also easily be used in various concepts for internal combustion engines, an increased compressor output, caused in the course of the test injection, of an exhaust gas turbocharger used downstream of the catalytic converter produce a higher charge pressure or a marked increase in the air mass flow (mL) such that the effectiveness of the catalytic converter is determined from a change in the intake air quantity of the internal combustion engine.

Abstract: Systems, methods, and computer readable storage media are described in which exhaust gas is routed to a hydrocarbon retaining device during starting, and purged to the engine intake manifold. Various alternative approaches are described for controlling operation and diagnosing degradation. Further, various interrelated configurations are described.

Abstract: A method for controlling operation of vehicle system including an internal combustion engine and a catalytic emission control device coupled in an exhaust of the engine, the method including delivering, which may include injecting into the exhaust, reductant to the emission control device responsive to vehicle operating conditions, and increasing emission control device inlet-NOx in response to reductant release from the emission control device.

Abstract: A method of reducing NOx in a vehicle exhaust operating by alternating exhaust flow between two lean NOx traps and directing the emerging exhaust to a downstream SCR catalyst system. While exhaust predominantly flows through one of the lean NOx traps, a reductant is provided to the other NOx trap so as to produce ammonia that is also directed to the SCR catalyst system. An exhaust system implementing the method of the invention is also provided.

Abstract: A method is described for controlling an engine with a NOx trap. The method may include adjusting timing of subsequent desulfation based upon a delay between initiating the desulfation process and a temperature increase in the NOx trap.

Abstract: A resistively heated diesel particulate filter (DPF). The resistively heated DPF includes a DPF having an inlet surface and at least one resistive coating on the inlet surface. The at least one resistive coating is configured to substantially maintain its resistance in an operating range of the DPF. The at least one resistive coating has a first terminal and a second terminal for applying electrical power to resistively heat up the at least one resistive coating in order to increase the temperature of the DPF to a regeneration temperature. The at least one resistive coating includes metal and semiconductor constituents.

Abstract: A system includes a particulate matter (PM) filter, a sensor, a heating element, and a control module. The PM filter includes with an upstream end that receives exhaust gas, a downstream end and multiple zones. The sensor detects a temperature of the exhaust gas. The control module controls current to the heating element to convection heat one of the zones and initiate a regeneration process. The control module selectively increases current to the heating element relative to a reference regeneration current level when the temperature is less than a predetermined temperature.

Abstract: A hydrostatic transmission includes a hydraulic pump, a hydraulic motor, and a center section. The center section is formed therein with first and second fluid passages connecting kidney ports opened at a pump mounting surface to kidney ports opened at a motor mounting surface. The first and second fluid passages include respective straight portions parallel to the pump mounting surface and the motor mounting surface. When the center section is viewed to face the motor mounting surface, the straight portions of the first and second fluid passages substantially entirely overlap each other. When the center section is viewed to face the pump mounting surface, the straight portion of the first fluid passage is disposed between both ends of the second fluid passage, so that the straight portion of the first fluid passage and the ends of the second fluid passage are aligned on a substantially straight line.

Abstract: This is an energy or electricity generation process or system that converts mechanical energy into electrical energy comprised of a design using gas or air, liquid or water and solids in high, rectangular and sealed chambers where specially designed mainly solid, spherical, buoyant bodies, objects or devices circulate up and down using the full potential of gravity to drop down, activate a mechanism to initiate an alternator in one chamber and then employ the process and power of buoyancy in water in another chamber to lift back up to it's original point at the top to start all over again circulating continuously wherefore supplying energy continuously.

Abstract: The arrangement of a charge air cooler in an intake system of an internal combustion engine has a charge air cooler that on the one hand is supplied with combustion air and on the other hand with a liquid coolant. A coolant/air cooler is provided in which the liquid coolant is cooled by an air stream. The charge air cooler is slantedly arranged in a pipe conduit for the charge air with regard to the end face of a heat exchanger block exposed to the charge air. The end face of the charge air cooler is arranged relative to the cross-section of the pipe conduit at an angle of >45°.

Abstract: A method for controlling a variable-geometry turbine (24) that includes a variable-geometry mechanism that is movable between a fully closed position closing a relatively greater portion of the turbine nozzle and a fully open position closing a relatively smaller portion of the nozzle. The turbine (24) further comprises a waste gate (40) movable between a closed position and an open position in which some of the exhaust gas bypasses the turbine (24). At low engine speeds, turbocharger boost us regulated by regulating the position of the wastegate. At high engine speeds, the variable geometry is fully open and the wastegate is opened again. When at medium engine speeds, the variable geometry mechanism is to be moved from its closed position toward its fully open position, the waste gate (40) is in an open position to cause a proportion of the exhaust gas to bypass the turbine (24) and thereby reduce the pressure of the exhaust gas in the chamber.

Abstract: A turbocharger with variable turbine geometry comprising of a turbine housing having an exhaust gas inlet and an outlet, a volute connected to the inlet, and a nozzle wall adjacent the volute, carrying a turbine wheel and is attached to a shaft with a plurality of improved aerodynamic profiled stator blades that are disposed within the turbine housing between the exhaust gas inlet and turbine wheel.

Abstract: The present disclosure provides systems and methods for collecting and converting solar energy into electrical energy by using solar collectors with multiple closed-cycle thermodynamic engines and/or piezoelectric generators. The solar collectors are configured to collect solar energy and to distribute the collected solar energy in a pulsating manner directly into multiple closed-cycle thermodynamic engines, piezoelectric generators, and the like. The pulsating manner means that the solar energy is allowed to enter into a particular engine or generator periodically, for a predetermined period of time, similar to turning a switch ON and OFF. Advantageously, this enables more efficient use of the collected solar energy.

Abstract: A power generating system including a working fluid circuit. The power generating system includes a condenser system in the working fluid circuit and a condensate polisher circuit. The condenser system receives a working fluid that includes steam or a combination of water and steam and condenses at least a portion of the working fluid into a condensate. The condensate has a temperature above a predetermined upper operating temperature. The condensate polisher circuit is branched off from the working fluid circuit and receives and treats said condensate from the working fluid circuit and returns treated condensate to the working fluid circuit. The condensate polisher circuit includes a heat exchanger that reduces the temperature of the condensate at least to the upper operating temperature and a condensate polisher that removes contaminants from the condensate to bring the condensate to a predetermined purity.

Abstract: The turbine section of the turbine engine is provided with a flow of cooling air which is taken from a compressor section of the turbine engine. The air received from the compressor section is itself cooled before the air is delivered to the turbine. Heat is removed from the flow of air by a plurality of heat pipes which conduct heat away from the flow of air to lower the temperature of the air before it is provided to the turbine.

Abstract: An injection nozzle for a turbomachine includes a main body having a first end portion that extends to a second end portion defining an exterior wall having an outer surface. A plurality of fluid delivery tubes extend through the main body. Each of the plurality of fluid delivery tubes includes a first fluid inlet for receiving a first fluid, a second fluid inlet for receiving a second fluid and an outlet. The injection nozzle further includes a coolant delivery system arranged within the main body. The coolant delivery system guides a coolant along at least one of a portion of the exterior wall and around the plurality of fluid delivery tubes.

Abstract: A pre-mixer assembly associated with a fuel supply system for mixing of air and fuel upstream from a main combustion zone in a gas turbine engine. The pre-mixer assembly includes a swirler assembly disposed about a fuel injector of the fuel supply system and a pre-mixer transition member. The swirler assembly includes a forward end defining an air inlet and an opposed aft end. The pre-mixer transition member has a forward end affixed to the aft end of the swirler assembly and an opposed aft end defining an outlet of the pre-mixer assembly. The aft end of the pre-mixer transition member is spaced from a base plate such that a gap is formed between the aft end of the pre-mixer transition member and the base plate for permitting a flow of purge air therethrough to increase a velocity of the air/fuel mixture exiting the pre-mixer assembly.

Abstract: A fuel injector for a secondary fuel nozzle in a gas turbine includes axially oriented air slots and a plurality of fuel injection holes disposed between the air slots. The plurality of fuel injection holes include axially oriented injection holes and radially oriented injection holes such that fuel input through the plurality of fuel injection holes is injected in both a radial direction and an axial direction to mix with air flowing through the air slots.

Abstract: The present application provides a burner for use with a combustor of a gas turbine engine. The burner may include a center hub, a shroud, a pair of fuel vanes extending from the center hub to the shroud, and a vanelet extending from the center hub and/or the shroud and positioned between the pair of fuel vanes.

Abstract: A transition duct for routing a gas flow from a combustor to the first stage of a turbine section in a combustion turbine engine is disclosed. The transition duct may have an internal passage extending between an inlet to an outlet. An axis of the transition duct body may be generally linear such that gases expelled from the transition duct body flow in a proper direction into the downstream turbine blades.

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 present technology generally relates to jet engines, in particular for an aircraft, having at least one turbine shaft on which at least one compressor and a turbine are arranged, and a housing extends over the lateral surfaces of the jet engine, wherein furthermore at least one electrical generator unit for generating electricity is arranged on at least one turbine shaft, wherein the electrical generator unit has a locating plate and a generator, wherein the generator unit is detachably mounted on the engine-side locating plate. Therefore, a jet engine having a generator unit is provided which permits simple installation, removal and servicing of the generator unit in or out of the jet engine.

Abstract: A system for cryogenic storage and delivery of fuel, particularly for supplying an internal-combustion engine driving a motor vehicle, includes at least a cryotank having an inner reservoir for receiving the cryogenic medium, which inner reservoir is held in a heat-insulated manner in an outer reservoir, a coolable cooling shield between the inner reservoir and the outer reservoir of the cryotank, and a heat sink. As a thermal-energy storage device, the heat sink is in heat-transmitting contact with the cooling shield. A filling and removal device has at least one pipe penetrating the outer reservoir and leading into the inner reservoir. At least for the filling with or for the removal of cryogenic medium, the heat sink is in heat-transmitting contact with the pipe for the cryogenic medium, in order to reduce the entry of heat from the environment into the inner reservoir while emitting heat.

Abstract: Method and apparatus (1) for receiving, storing and distributing blood bags including a cabinet (2) for containing all the components of the apparatus (1); a refrigerated space (21) for containing the bags; a magazine (3) housed inside the refrigerated space (21) comprising a plurality of cells (31), each capable of containing a single bag, each of the cells being identified by a cell code. The apparatus (1) further includes a data processing system (7) housed inside the cabinet (2), capable of controlling a movement system (5) and a cooling system (6) each housed inside the cabinet (2), and capable of controlling the receiving, the preservation and the releasing of the bags, and capable of exchanging data from and to an external data-management system (17) with which the apparatus (1) can interact.

Abstract: The invention relates to a refrigeration circuit having a mono- or multi-component refrigerant circulating therein, said refrigeration circuit comprising, in the direction of flow, a condenser, a collecting container, a relief device connected upstream of an evaporator, an evaporator and a compressor unit with single-stage compression. According to the invention, there is an intermediate relief device (a) arranged between the condenser (1) and the collecting container (3). Furthermore, there is disclosed a method of operating a refrigeration device in which pressure relief of the refrigerant to an (intermediate) pressure of 5 to 40 bar is effected in the intermediate relief device (a) arranged between the condenser (1) and the collecting container (3).

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: A system for cooling air in a data center includes a data center having electronic equipment in operation, a cooling water source, and a plurality of on-floor cooling units. The cooling water source is configured to retain at maximum capacity a total amount of water. Each on-floor cooling unit is configured to cool air heated by a portion of the electronic equipment in the data center using water from the cooling water source. The total amount of water is insufficient to maintain a leaving air temperature of each on-floor cooling unit below an inside setpoint when a temperature outside of the data center is above a predetermined external temperature.

Abstract: Apparatus (10?) for use as a heat pump comprising: compression chamber means (40?); inlet means (30?) for allowing gas to enter the compression chamber means; compression means (60?) for compressing gas contained in the compression chamber means; heat exchanger means for receiving thermal energy from gas compressed by the compression means; expansion chamber means (124?) for receiving gas after exposure to the heat exchange means; expansion means (120?) for expanding gas received in the expansion chamber means; and exhaust means (100?) for venting gas from the expansion chamber means after expansion thereof.

Abstract: An airflow arrester is provided and configured to reside between electronics racks disposed in a row within a data center. The airflow arrester includes a panel, which when operatively disposed, has a first vertical end, a second vertical end, and a central vertical hinge located intermediate the first and second vertical ends. The airflow arrester further includes an attachment mechanism at the first vertical end and at the second vertical end, and when operatively disposed between a first and second structures, the airflow arrester has a single V-shaped configuration, and is sized and constructed to block airflow from passing therebetween. The single V-shaped configuration provides operational stability to the airflow arrester by translating net twisting forces applied to the airflow arrester to normal forces applied to the first and second structures at the attachment points of the airflow arrester to the first and second structures.

Abstract: The present invention provides inter-transformative jewelry articles, and kits and methods of making and using the same. Inter-transformative jewelry articles according to the present invention are adapted to change or transpose, expand or simplify, and attach or detach, wherein one shape or design or article or item becomes another shape or design or article or item by using diverse, interchangeable and adaptive parts.

Abstract: Provided is a method of manufacturing a glass substrate efficiently via prevention of foreign matter adhesion to a glass substrate as to chemical strengthening. Disclosed is a method of manufacturing a glass substrate for a recording medium possessing the step of conducting a chemical strengthening process by which a glass substrate held by a holding jig and the holding jig are immersed in a chemical strengthening solution, and 1st alkali metal ion on a surface of the glass substrate is substituted by 2nd alkali metal ion having a larger ion diameter than that of 1st alkali metal ion contained in the chemical strengthening solution, wherein the holding jig possesses a member of material made of a metal comprising an alkali metal element, or a metal film comprising an alkali metal element to cover a surface of the holding jig from the very beginning of the chemical strengthening process.

Abstract: Methods for controlling the bow (shape) of a vertical glass ribbon (13) produced by a downdraw process are provided. The methods involve passing the ribbon (13) through a gas-filled vertical enclosure (23), e.g., a draw tower, whose bottom (31) is open to the atmosphere. The ribbon (13) acts as a septum that divides the enclosure's internal volume (29) into a first sub-volume (25) and a second sub-volume (27). Using the stack effect, a positive pressure difference is produced between the first sub-volume (25) and the second sub-volume (27) along at least a portion of the length of the enclosure (the DDZ). The edges of the ribbon (13) are constrained so that they do not move into the second sub-volume (27) over at least the DDZ. As a result, the ribbon bows with its concavity facing the first sub-volume (25) and its convexity facing the second sub-volume (27).

Abstract: In a machine for forming glass items, a mold having two half-molds movable between a closed forming position and an open extraction position by a mold opening/closing group is provided. The mold includes two handling arms, each connected to a respective half-mold, which are rotated about respective fixed hinge axes by a single linear actuator. The mobile member translates in a direction parallel to the fixed hinge axes, and is connected to the handling arms by a mechanical transmission having a respective guide-and-slide assembly for each handling arm.

Abstract: A method for cleaning a glass substrate which ensures removal of abrasive and other foreign matter without making a cleaning step complicated involves cleaning the glass substrate by scrubbing using two or more types of cleaning liquid having different Si element elution abilities. The cleaning liquid having the highest Si element elution is used first, and the cleaning liquid having the lowest Si element elution is used last.

Abstract: Forehearths that create a substantially homogeneous temperature to molten glass forming materials across the end position are provided. A gas cavity, a weir, a refractory block, or a heating element in the forehearth may be utilized to reduce a temperature gradient of molten glass forming materials across the end position. Reducing the temperature difference of the molten glass forming material across the end position permits for improved chemical and physical properties of the glass fibers and the end products formed from the glass fibers. In addition, a reduction in the temperature gradient across the end position produces a more homogenous glass fiber and glass product. Further, a reduction in the shear break rate occurs when the molten glass forming material has a temperature that is substantially the same across the end position, which results in a reduction in the breakage of glass fibers and an increase in manufacturing efficiency.

Abstract: Disclosed is a drum type washing machine. The drum type washing machine includes a sealing member for preventing water between a tub and a drum from penetrating into a bearing for supporting a rotation shaft and a water penetration preventing unit for preventing the water between the tub and the drum from penetrating into the sealing member. Accordingly, it is doubly prevented that the water between the tub and the drum penetrates into the bearing, thereby preventing corrosion of the bearing due to the water. As a result, it is capable of preventing vibration and noise caused by the corrosion of the bearing and of stably supporting the rotation shaft with maintaining the initial performance of the bearing, thereby preventing the drum type washing machine from being out of order.

Abstract: A lock includes a housing, a cover, a lock cylinder holder, a lock cylinder, a cam, a resisting shaft, at least one latching block, and at least one first elastic member. The cover is secured to one end of the housing. A gap is formed between the cover and the housing. The lock cylinder holder is secured to the housing. The lock cylinder is rotatably mounted in the lock cylinder holder. The cam is received in the housing and secured to the lock cylinder. The resisting shaft is rotatably mounted in the housing and includes a frustum shaped end. The latching block is received in the gap. The latching block includes an inclined surface corresponding to the frustum shaped end. The first elastic member is configured to connect the latching block to the cover or the housing. An electronic device using the lock is also provided.

Abstract: A door lock with an improved structure is disclosed. It has a turning device that includes a positioning base. The positioning base is mounted with a circular spacer with a lock control device therein. A connecting shaft for driving the lock control device is provided with a limiting element that has a protruded stopping part at its end. The lock has a lock core whose one end allows the insertion and turning of a key. Its other end is connected with the connecting shaft and has grooves, so that the stopping part of the limiting element blocks the lock core when the door is locked.

Abstract: A double system lock apparatus comprises a lock shell, a combination lock, a key lock, and a control piece set. The lock shell has a panel and a main base assembled with each other. The combination lock has a plurality of rotating discs, coupling springs, couplings, and a shaft. The key lock has a lock cylinder and a sleeve set. From back to front, the control piece set has a first control piece, a second control piece, and a third control piece. By means of the control piece set working between the combination lock and the key lock, a double system lock apparatus of simple structure but well function has been formed.

Abstract: Impact consolidated powders form deposits that are densified by substantially simultaneous shot peening of the impact consolidated powder.

Abstract: An apparatus is provided for reducing the section and sizing of rolling mill products for wire rod. The apparatus includes a first finishing monoblock made up of a plurality of rolling stands that are arranged in a sequence suitable for forming a rolling line. The apparatus also includes a second monoblock that is suitable for giving the product a round section with narrow tolerances. The second monoblock includes a sequence of stands with grooves configured to give a round-oval-round-round section to the product.

Abstract: A plurality of rollers for producing longitudinal grooves in an elongated metal substrate, the plurality of rollers comprising a first set and a second set of rollers, the plurality of rollers having groove-forming fluted edges thereon. The plurality of rollers are aligned circumferentially around and parallel to a longitudinal axis of the elongated metal substrate, wherein the plurality of rollers are configured to produce an odd number of grooves distributed asymmetrically about a circumference of the elongated metal substrate.

Abstract: A platform for industrial installations, in particular for high-pressure descalers (3a) or other machines (3) with optionally bundled supply, discharge, and/or distribution conduits (11) which in operational position, are connectable with fixed conduits of a respective machine (3), can be provided as a central installation for connecting media and power lines that can be monitored and easily inspected, with an arrangement being carried out in an immediate proximity with predetermined distance, lateral position and height with regard to a connectable machine (3) with control units (4), devices (4), drives (5) and drive consoles (5a), distribution blocks (6), valve units (7), control elements and the like being distributed over a horizontal, polygonal platform foundation surface (2) according to their functions with regard to the machine (3).

Abstract: The invention relates a drop forging method by means of a forging device provided with a hammer and a forging die, wherein a part placed in the forging die is shaped with a hammer blow, several engravings are formed in the die, a blank is initially inserted into the first engraving and said blank is moved along the other engravings to the last engraving, and then said blank picked up during shaping by a forging gripper. In order to obtain an optimum operating mode, the invention is characterized in that the part is received in a plurality of engravings with each hammer blow. In order to obtain a symmetrical distribution of the hammer load between occupied and non-occupied engravings, the parts are gripped respectively during shaping by the forging grippers.

Abstract: Methods are taught for manufacturing a work having a peripheral flange by pressing a sheet material may include half die cutting the material so as to simultaneously form inner and outer circumferential surface of the peripheral flange while the peripheral flange is simultaneously subjected to isostatic pressures that are directed from the flange inner surface to the flange outer surface or from the flange outer surface to the flange inner surface.

Abstract: The present invention relates to crimping pliers for crimping connecting elements. The crimping pliers comprise crimping jaws building a nest for the connecting element. The crimping jaws are designed and arranged for being moved in radial direction versus a longitudinal axis of the nest for applying radial crimping forces upon the connecting element. Hand levers are provided for manually applying the crimping forces and causing the movement of said crimping jaws. The hand levers are located in a plane. The plane is aligned with the longitudinal axis of said nest and divided by the longitudinal axis into two half-planes. Both of said hand levers are located in one and the same half-plane. A transfer or transmission unit transfers a translational activation along the longitudinal axis in the force flow between said hand levers and said crimping jaws into a rotational activation around the longitudinal axis.

Abstract: Referring to a punch device in accordance with the invention, the punch stamp (10) is driven by a hydraulic actuating drive (6), in which case, in connection with an advance device (4) driven by a servo motor and travel-measuring systems on the ram axis and on the partial-apparatus axis (advance axis), the ram movement is freely programmable relative to the advance movement of the partial apparatus.

Abstract: A simplified method for calibrating a variable-displacement hydraulic PTO system on an agricultural windrower when powering a header wherein the variable-displacement pump is operated at maximum flow capacity while the engine is operated at a pre-determined speed and a flow balance valve is adjusted to achieved a pre-determined cutterbar speed. Operation of the cutterbar at the pre-determined speed allows sufficient hydraulic fluid flow through the remaining parallel fluid circuit to power the remaining equipment, typically a reel, on the header. Controls for managing pump displacement and engine speed as well as indication of cutterbar speed are typically available on the windrower tractor thereby eliminating the need for additional diagnostic equipment and making the method suitable for use in the field.

Abstract: An apparatus includes a gas sensor configured to detect a specific gas which is a subject for detection, and inspection gas introduction piping configured to lead an inspection gas to the gas sensor, wherein at least a portion of the inspection gas introduction piping serves as ventilating piping configured to ventilate an inside of a ventilation-requiring device.