Abstract: A fuel injection equipment for an internal combustion engine is piloted by a central electronic unit, the equipment includes a piloted low pressure pump drawing the fuel from a low pressure tank and sending the fuel toward a piloted inlet valve controlling the inlet of a high pressure pump which pressurises the fuel and sends it pressurised toward a manifold to which is connected at least one injector. The equipment also includes a high pressure accumulator, distinct from the manifold, and a piloted high pressure valve in fluid communication between the outlet of the high pressure pump and the manifold so that the high pressure accumulator stores and delivers pressurised fuel to the manifold.

Abstract: A reciprocating piston engine which has a cylinder block, at least one combustion chamber arranged in the cylinder block and a liner which borders the combustion chamber and is composed of a first material is provided. In one example, the reciprocating piston engine comprises a reinforcing element composed of a second material for the radial reinforcement of the liner, said reinforcing element being arranged between the cylinder block and the liner and at least partially surrounding the liner, with the second material having a higher modulus of elasticity than the first material.

Abstract: An engine cylinder head comprising an internal metal structure formed from a metal material and an external polymer composite structure formed from a polymer composite material, wherein the external polymer composite structure at least partially surrounds the internal metal structure.

Abstract: To provide a combination of a cylinder bore and a piston ring having excellent scuffing resistance and wear resistance with low friction loss even under severe sliding conditions with a high load applied to an engine, by a thermal spraying technique of a cylinder bore enabling the use of a usual die-cast aluminum alloy, a thermally sprayed iron-based coating formed on a piston-ring-sliding surface of a cylinder bore, which has Rpk of less than 0.20 ?m in a surface roughness profile, is combined with a hard carbon coating formed on an outer peripheral sliding surface of the piston ring, which has Rpk of less than 0.15 ?m in a surface roughness profile, in an internal combustion engine.

Abstract: A thermal spraying apparatus and a thermal spraying method capable of preventing thermal spray droplets from adhering to a cylinder bore. A thermal spraying apparatus according to an exemplary embodiment includes a thermal spraying gun that sprays a thermal spray material on an internal wall surface of a cylinder bore of a cylinder block, and a gas blowing jig inserted into the inside of an adjacent cylinder bore adjacent to the cylinder bore, blowing openings being formed in the gas blowing jig, the blowing openings being configured so that a gas is blown therefrom and flows downward from the top of the adjacent cylinder bore throughout the entire inner wall surface thereof.

Abstract: Methods and apparatus for optimizing operation of a combined cycle power plant which combines the use of both gas and steam turbines in a single power generating plant. In one embodiment there is provided a closed-loop hybrid neural network-first principles optimizer for optimally allocating fuel across power generation plant blocks and sub systems to minimize fuel costs while meeting capacity and ramp-rate commitments. Embodiments of the methods and apparatus include a steady state plant optimization model and a dynamic plant optimization model.

Abstract: An exhaust heat recovery apparatus includes an engine, a first cooler, a heat exchanger, and a first valve device. The first cooler contains a first cooling medium to cool a first mechanism of the engine. The first cooler exchanges heat between water at a first temperature from a warm water utilization facility and the first cooling medium to output water at a second temperature. The heat exchanger exchanges heat between the water at the second temperature and the exhaust gas from the engine to output water at a third temperature and supplies the water at the third temperature to the warm water utilization facility. The first valve device causes the water at the first temperature to be supplied to the heat exchanger when a temperature of the first cooling medium is lower than a temperature on a side of the first cooler.

Abstract: A nacelle for a turbofan engine includes a variable area fan nozzle (VAFN) and a proximity sensor that is attached to a nacelle forward portion to sense the presence of the VAFN when stowed. The proximity sensor is not attached to the VAFN, thereby enabling the use of a proximity sensor such as linear variable displacement transformer having a relatively compact operational stroke.

Abstract: A cascade set for creating sufficient drag to slow an aircraft is disclosed. The cascade set includes one or more supporting vanes. A plurality of turning vanes are connected to the supporting vanes, and the turning vanes include forward and aft turning vanes. The forward turning vanes have a larger surface area than the aft turning vanes.

Abstract: The invention relates to a device (3) for driving actuators (7-10) for a thrust reverser, comprising a motorised drive unit (15) comprising a motor (22), a drive shaft (14) suitable for connecting to a flexible shaft (4, 5) for driving actuators (7-10), the drive shaft (14) being rotated by the motor (22) about a rotational axis (X), a manual drive unit (17) comprising a drive wheel (32) mounted such that it rotates about the rotational axis (X), and a clutch (18) comprising a clutch part (40) which is secured in rotation with the wheel (32) and mobile in translation in relation to the wheel (32), between an engaged position wherein the clutch part is connected to the drive shaft (14) in such a way as to secure the drive shaft (14) and the wheel (32) in rotation, and a disengaged position wherein the clutch part (40) is not connected to the drive shaft (14) so as to allow an independent rotation of the drive shaft (14) and the wheel (32).

Abstract: A carburetor has a housing wherein a control drum is rotatably mounted. A section of an intake channel is formed in the carburetor. A subsection of this section is formed in the control drum. The control drum controls the free flow cross section of the intake channel. A fuel opening is connected to a fuel chamber via an unbranched fuel channel which opens into the subsection of the intake channel. A simple configuration of the carburetor is achieved by the carburetor including an electrically actuated valve which controls the flow of fuel through the fuel channel. For a method for operating an internal combustion engine with a carburetor, a temperature (T) is determined before or during the starting of the engine and that the flow of fuel through the fuel channel during the starting of the engine is controlled in dependence upon the temperature (T).

Abstract: An internal combustion engine injector valve or combustion initiator has a portion that is a catalyst for a steam reformation process that takes place in a combustion chamber of the internal combustion engine following injection of a steam reforming fuel and an aqueous fluid into the combustion chamber during an intake gas compression phase of an operating cycle of the internal combustion engine.

Abstract: A mixing device for introducing gaseous fuel and recirculated exhaust gas into an intake passage of an engine, the mixing device including a body, an annular channel, the body defining a fuel inlet opening, and a plurality of gaseous fuel injectors fluidly coupled to the fuel inlet opening such that gaseous fuel from the plurality of gaseous fuel injectors is conveyed into the annular channel through the fuel inlet opening. The mixing device further includes a diffuser at a position of the annular channel to diffuse gaseous fuel from the annular channel into the intake airflow in the intake passage, an exhaust gas recirculation (EGR) inlet opening defined by the body and in fluid communication with the intake passage, and an exhaust gas recirculation supply pipe coupled to the EGR inlet opening and configured to direct recirculated exhaust gas from the engine into the intake passage.

Abstract: A control system of an engine is provided. The control system includes an exhaust emission control catalyst provided in an exhaust passage, a deceleration fuel cutoff module for performing a deceleration fuel cutoff when a deceleration fuel cutoff condition is satisfied in an engine decelerating state, a purging unit for performing a purge to supply a purge gas to an intake passage during the deceleration fuel cutoff, an evaporated fuel supply amount estimating module for estimating a supply amount of evaporated fuel to the intake passage when the purge is performed, and a catalyst temperature estimating module for estimating a temperature of the exhaust emission control catalyst when the purge is performed, based on the supply amount of the evaporated fuel. The purging unit controls a supply flow rate of the purge gas to the intake passage when the purge is performed, based on the exhaust emission control catalyst temperature.

Abstract: An integrated exhaust gas recirculation (EGR) cooler includes a cooling core allowing an exhaust manifold and an intake manifold to be in communication with each other and an integrated housing having the cooling core inserted thereinto. The integrated housing is provided with a first exhaust port exhausting a coolant introduced thereinto only when a thermo-sensitive device mounted in the integrated housing is operated and a second exhaust port always exhausting the coolant introduced thereinto. An amount of the coolant introduced into an EGR cooler is maximized. Therefore, cooling efficiency may be maximized, and a size of the cooling core may be decreased.

Abstract: An integrated exhaust gas recirculation (EGR) cooler may include a cooling core having exhaust gas flowing therein, and an integrated housing accommodating the cooling core therein and having a coolant flowing therein, in which the integrated housing includes a coolant introduction port having the coolant introduced from an engine thereinto, a first exhaust port exhausting the coolant to a radiator, and a control valve controlling a flow of the coolant through the first exhaust port, and the cooling core includes U-shaped tubes including a bend so that a surface area is increased.

Abstract: An exhaust gas recirculation (EGR) system for marine internal combustion engines and other variants is provided. An internal combustion engine is coupled to an electric power generator. An exhaust aftertreatment system connected to the engine includes an exhaust gas recirculation system with an exhaust gas recirculation system having one or more cooling features to reduce an external temperature of the EGR system.

Abstract: A gas turbine system includes a turbine combustor, a turbine, an exhaust gas compressor, an exhaust gas recirculation (EGR) system, a carbon black recovery system, and a carbon black production controller. The carbon black production controller monitors data corresponding to a parameter of the carbon black. The carbon black production controller is also configured to adjust, based on the data, the fuel provided to the turbine combustor while maintaining a ratio of the fuel to the oxidant within a predetermined range to adjust the parameter of the carbon black.

Abstract: Various methods for controlling EGR rate are disclosed. In one embodiment, a method comprises routing at least a portion of exhaust from a first exhaust manifold to an intake manifold, and not to atmosphere, the first exhaust manifold exclusively coupled to a first cylinder group. The method further includes routing exhaust from at least one additional exhaust manifold coupled to a corresponding at least one additional cylinder group to atmosphere, and during a first engine operating condition where an engine fuel demand is below a threshold demand, not injecting fuel to each of a subset of cylinders in the first cylinder group while injecting fuel to a subset of all cylinders coupled to the at least one additional exhaust manifold, where a number of cylinders of the subset of cylinders in the first cylinder group decreases in response to an increase in a target EGR rate.

Abstract: A snap-in spring clip assembly includes a discrete clip cleat and a fastener carried on the clip cleat. The discrete clip cleat includes a body having a base, a first rib depending from the base and a second rib depending from the base. The first and second ribs each include at least one resilient locking arm that allows the discrete clip cleat to be snapped into and retained in a desired position.

Abstract: The invention relates to a filter element (10) that includes a filter body (12) that has a longitudinal axis (L) and that is arranged between a clean side (50) and a raw side (52) of the filter element, and at least a first end disk (16) arranged on an end face (15) of the filter body (12). The end disk (16) has a sealing arrangement (22) for sealing between the clean side (50) and the raw side (52). The sealing arrangement (22) furthermore has a radially sealing sealing area (23) and a separate retaining area (20) that acts as a movable bearing. The invention further relates to a filter system (100) for exchangably installing such a filter element (10).

Abstract: A filter element, including: a first filter media body having a filter media and an inflow side and an outflow side; and a second filter media body having a filter media and an inflow side and an outflow side; wherein the first filter media body and the second filter media body are adapted for installation into a filter element housing shared by both filter media bodies; wherein the filter element has a longitudinal axis; wherein the filter media bodies in the filter element housing delimit a common clean chamber shared by both filter media bodies, the common clean chamber from which the cleaned fluid is to be discharged via at least one outflow aperture; wherein at least one of the filter media bodies is constructed from at least two sections, each section differing in size from other sections.

Abstract: A filter element may include first and second pairs of opposing walls extending along a longitudinal axis of the filter element. The first and second pairs of opposing walls may create a flow passage between an inlet end and an outlet end of the filter element. The filter element may further include filter media configured to separate particulates from air flowing through the flow passage, and a wedge element associated with an exterior surface of at least one of the first pair of opposing walls. The wedge element may be configured to cooperate with an interior surface of a filter housing configured to receive the filter element. Outlet edges of the opposing walls of the first pair of opposing walls may extend at a first oblique angle with respect to the longitudinal axis, and the wedge element may extend at a second oblique angle with respect to the longitudinal axis.

Abstract: An engine system is provided. The engine system includes a passageway having an inner surface and an outer surface. The passageway is adapted to allow a flow of air therethrough. The engine system also includes a sensor provided in the passageway and in contact with the air. The sensor is adapted to sense a parameter of the air. The engine system further includes a hydrophobic coating having a micropatterned texture provided on at least one of the inner surface of the passageway and the sensor. The hydrophobic coating is adapted to limit deposition of at least one of a fluid and a solid thereon.

Abstract: A control device is provided for uniformly distributing gases and/or liquids between at least two containers with a different internal pressure, such as, fuel containers, crank casings and the like, in particular in internal combustion engines with more than one cylinder bank and a separate intake air feed per bank. The gas feed line assemblies (1) leading to the cylinder banks are connected to a chamber of a double-acting pressure box (4) and the gas flow in the gas feed line assembly (1) with the greater underpressure is reduced using a diaphragm (7) that is deflected as a result of a pressure difference in the gas feed line assemblies (1) by means of at least one throttle valve (10, 11) that can be activated via at least one sliding element (8, 9).

Abstract: An intake noise reducing apparatus connected to an intake system of an internal combustion engine includes a bellows-shaped elastic member 14 connected through a communicating tube to an intake passage. An intake-noise reducing effect associated with an expansion-and-contraction deformation of the elastic member 14 can be obtained in addition to an intake-noise reducing effect obtainable as a Helmholtz-type resonator element. A peripheral wall 14c of the elastic member 14 includes a mountain portion 31 and a valley portion 32 connected through a taper wall 33 to each other. A crest portion of each of the mountain portion 31 and the valley portion 32 is a straight-line portion 35, 36. The straight-line portion 35, 36 is in a cylindrical shape, and hence suppresses a radial displacement which is caused by a change in sound pressure, so that an axial amplitude of the elastic member 14 can be secured by that much.

Abstract: A fluid conditioning system includes a first filter mount having a first filter inlet port and a first filter outlet port; a motor unit; a recirculation pump unit operatively coupled to the motor unit, an outlet of the recirculation pump unit being fluidly coupled to the first filter inlet port via a first filter inlet conduit, an inlet of the recirculation pump unit being fluidly coupled to the first filter outlet port via a first filter outlet conduit; a second filter mount having a second filter inlet port; and a delivery pump unit operatively coupled to the motor unit. The inlet of the delivery pump unit is fluidly coupled to the first filter outlet port via the first filter outlet conduit, and the outlet of the delivery pump unit is fluidly coupled to the second filter inlet port via a second filter inlet conduit.

Abstract: The invention relates to a fuel injection valve, comprising a nozzle body (1) and a pressure chamber (3) formed therein, wherein the pressure chamber (3) can be filled with fuel under high pressure and wherein a piston-shaped nozzle needle (5) is arranged in the pressure chamber so as to be movable longitudinally, which nozzle needle interacts with a nozzle seat (7) formed in the nozzle body (1) by means of a sealing surface (6) formed at the end of the nozzle needle on the combustion chamber side and thereby controls the flow of fuel from the pressure chamber (3) to at least one injection opening (8). A sleeve (12) accommodates the end of the nozzle needle (5) facing away from the nozzle seat and bounds a control chamber (20). By means of the pressure of the control chamber, a hydraulic force is applied to the nozzle needle (5) in the direction of the nozzle seat (7). A closing spring (16) is arranged in the control chamber (20).

Abstract: A method of controlling a fuel injection device that can control a small amount of injection is provided. A fuel injection device for use in an internal combustion engine, includes: a valve body that can open and close a fuel passage, a needle that transfers a force with the valve body, and executes valve opening/closing operation, and an electromagnet that includes a coil and a magnetic core provided as a driver for driving the needle, and a cylindrical nozzle holder disposed on an outer periphery of the magnetic core and the needle, in which a current is supplied to the coil to exert a magnetic attractive force between the magnetic core and the needle to open the valve body.

Abstract: The disclosure relates to a fuel injector arranged in a recess of a cylinder head of a combustion engine. It may comprise a housing, a valve body, and an adjustment element. The valve body may have a central area, an end area, and a transition area, with a first outer diameter (D1) in the central area the valve body, and a second outer diameter (D2) in the end area which is smaller than the first outer diameter (D1). The adjustment element may be shaped and positioned in the transition area of the valve body to align the fuel injector relative to the recess. In the transition area, an outer diameter of the valve body decreases in stepped fashion from the first outer diameter (D1) to the second outer diameter (D2) so that a radially extending step surface is formed.

Abstract: A fluid injector for a combustion engine has a tubular body which hydraulically connects a fluid inlet end of the injector to a fluid outlet end of the injector. A magnetic core is affixed inside the body, a solenoid is disposed on the outside of the body, and an axially moveable armature is disposed inside the body. A valve assembly controls an axial flow of fluid through the body. The valve assembly has a valve needle to be operated by the armature and a sleeve of diamagnetic material which is located radially between the armature and the body.

Abstract: Provided is a steel fuel conveying pipe with high quality which has high resistance to corrosive fuel and followability, and allows working after plating. The steel fuel conveying pipe is characterized in that a Ni-plate layer is formed on an inner surface of a steel pipe of base material, the Ni-plated layer is wholly composed of a mutual diffusion layer including the base material and Ni and a non-mutual diffusion layer including only Ni formed on an outermost surface of the diffusion layer, a layer thickness of the non-mutual diffusion layer is 3 ?m or more, and a total layer thickness of the mutual diffusion layer and the non-mutual diffusion layer is 10 ?m or more and 25 ?m or less.

Abstract: The invention relates to a fluid conveyance system for a fluid, comprising a low-pressure conveyance system having a low-pressure pump (2) and a high-pressure conveyance system having a high-pressure pump (8), which are connected by means of a connecting line, wherein the fluid conveyance system has a pressure damper (19). According to the invention, a fluid conveyance system is provided, by means of which a pulsation of the fluid caused by flow-rate waves or pressure waves in the fluid is damped. This is achieved in that the pressure damper (19) is arranged in the lower-pressure conveyance system and is a hydraulic pressure damper (19). Said hydraulic damper (19) has a piston (21) arranged in a cylinder (20), which piston can be moved against the force of a compression spring (23) and the vapor pressure present in a compression-spring chamber (22) accommodating the compression spring.

Abstract: A fuel injection pump delivers, at high pressure, a fuel to be injected into a combustion chamber of a diesel engine and includes a delivery valve disposed in the middle of a path for pressure-feeding the fuel from a plunger to a fuel injection nozzle. A damping valve is disposed on the downstream side of the delivery valve. The damping valve includes a valve element which has an orifice formed on an axial part thereof and is biased downward (toward the upstream side) by a damping valve spring and a receiving element which has a passage hole formed on an axial part thereof and abuts against the valve element. A recess which communicates with the passage hole is formed on a face of the valve element, the face facing the receiving element.

Abstract: The present disclosure relates to a fuel injector comprising a piston and a fluid line. The geometry of the piston and/or a geometry of the fluid line are/is configured such that the piston is positioned eccentrically in the fluid line by the fluid.

Abstract: This device is designed to fasten at least one fuel injection nozzle for an internal combustion engine, and the fuel injection nozzle is inserted into the bore of a cylinder head and feeds fuel into a combustion chamber between cylinder head and a piston by a nozzle tip, the fuel injection nozzle being kept in position at a housing section of the internal combustion engine by means of a holding device and one or a plurality of mounting screws in such a manner that the holding device clamps the fuel injection nozzle against a stop in the bore of the cylinder head. In order to optimize the device, the holding device of the fuel injection nozzle comprises a jacket pot surrounding the latter at least in sections, which has, on the one hand, a mounting flange and, on the other hand, a holding socket to secure the fuel injection nozzle at least in the axial direction, and the holding device is, via the mounting flange, held in position at the housing section by means of the mounting screws.

Abstract: An internal combustion engine includes a cylinder receiving air during operation through an intake air fluid passage, an engine component that at least partially forms a section of the intake air fluid passage, and a gas diffuser having a tip disposed within the intake air fluid passage. A gas injector housing is connected to the body portion of the gas diffuser. The gas diffuser is structurally interchangeable with other gas diffusers such that gas dispersion in various engine applications can be modified by installing an appropriate gas diffuser and otherwise maintaining common engine parts.

Abstract: A method of fabricating a fuel injector nozzle comprising the steps of: (a) forming a first microstructured pattern in a first material; (b) replicating the first microstructured pattern in a second material to make a first mold comprising a second microstructured pattern in the second material; (c) replicating the second microstructured pattern in a third material to make a second mold comprising a third microstructured pattern comprising a plurality of microstructures in the third material; (d) replicating the third microstructured pattern in a metal material to make a replicated structure; and (e) removing the third material resulting in a nozzle having a plurality of through-holes through the metal material and corresponding to the plurality of microstructures in the third microstructured pattern. Each of the plurality of through-holes has a hole wall connecting a hole entry to a hole exit, and the hole wall of at least one through-hole has a side that curves from its hole entry to its hole exit.

Abstract: A fuel injector nozzle comprising a plurality of holes formed therethrough connecting one side of the nozzle with an opposite side of the nozzle. Each of the holes comprises a hole entry on the one side of the nozzle having a first shape, a hole exit on the opposite side of the nozzle having a second shape, and a hole wall connecting the hole entry to the hole exit. The hole exit is smaller than the hole entry, and the hole wall comprises a side that is continuously curved from the hole entry to the hole exit.

Abstract: The invention relates to a fuel supply system for an internal combustion engine comprising:—a low pressure fuel pump (18);—a low pressure supply circuit (34) through which fuel is delivered by the low pressure pump (18) to one or several high pressure circuits (16), said low pressure supply circuit (34) comprising at least one delivery connection (36) for delivering fuel to the high pressure circuit(s) (16);—a pressure regulator (54) through which excess fuel from the low pressure supply circuit (34) is discharged through the pressure regulator (54) in a pump return circuit (56) which is fluidically connected to an input (20) of the low pressure pump (18) without passing through the fuel tank (14); characterized in that the pressure regulator (54) is located downstream of the delivery connection (36), and in that a fuel derivation circuit (60) is fluidically connected to the low pressure fuel supply circuit (34) downstream of the at least one delivery connection (36) to the high pressure circuit(s) and upstre

Abstract: An engine starting system includes an electronic control unit configured to: automatically stop an engine in response to an engine stop request, and restart the engine in response to an engine restart request; calculate, in the course of automatically stopping the engine, a throttle opening degree based on at least one of a vehicle speed or an input rotational speed of a transmission, such that the throttle opening degree when the at least one of the vehicle speed or the input rotational speed is high is larger than the throttle opening degree when the at least one of the vehicle speed or the input rotational speed is low; carry out scavenging of each cylinder by opening a throttle valve to the calculated throttle opening degree in the course of automatically stopping the engine; and restart the engine through ignition-based engine starting in response to the engine restart request.

Abstract: An engine stop control device stops an engine if the vehicle speed is less than the prescribed vehicle speed and the booster negative pressure of a brake booster is greater than or equal to the prescribed negative pressure. The engine stop control device includes an ejector, which increases a booster negative pressure, and a controller programmed to control the engine and the ejector. If the vehicle speed is greater than or equal to the prescribed vehicle speed and a driving load of an auxiliary machine of the engine is greater than or equal to a prescribed load, the controller drives the ejector.

Abstract: An engine start control system includes a manual transmission, an upper switch, a lower switch, and an engine start control unit. The upper switch detects a pedal depression start operation by detecting a resting foot state from a foot released state. The lower switch detects a pedal depression terminating operation when the clutch pedal is depressed to an end position. The engine start control unit is configured to start the engine from a stopped state when signals of the upper switch indicates the pedal depression start operation and of the lower switch indicates the pedal depression terminating operation, and the engine start control unit being configured to prohibit starting of the engine, when the signal of the upper switch indicates switching from the foot released state to the pedal depression start operation, in response to detection of the signal of the lower switch indicating the pedal depression terminating operation.

Abstract: The present invention relates to a method for detecting performance of an APU starter, comprising: obtaining APU-related messages at multiple time points within one time period; obtaining running parameters of the APU starter according to the messages, the running parameters comprise starting time STA; calculating average value AVG and deviation index ? of the starting time within said time period; determining whether performance of the APU starter is in a stable phase, decline phase or failure phase according to the deviation index ?.

Abstract: A device designed to be a fixture for a commercially available battery operated drill/driver gun used to start an internal combustion engine such as a model airplane engine by pressing the device onto a nose cone adapter attached to the engine crank shaft. The portion of the device which comes into contact with the nose cone adapter on the engine is a cylinder connected to a shaft by means of a one way clutch. A rubber or silicone adapter is inserted into the cylinder attached to the shaft; the adaptor cone of the engine fits into the rubber or silicone adapter on the device. The torque of the drill/driver gun turns the crankshaft of the engine with sufficient force to initiate the starting of the engine. The one way clutch on the device then allows the engine to turn faster than the drill/driver so as not to impede the engine start up.

Abstract: Wave power generator (1), which has a semi-submersible platform (2) with at least one longitudinal box (4) that extends from a bow (7) to a stern (8) of the platform (2). The platform (2) has at its bow (7) a stabilizing aileron (12) that extends transversely below a lower edge (9) of the box (4), and at its stern (8) a flotation beam (11) integral with the box (4). A wave energy converter machine (3) is mounted on the platform (2), which includes a gantry (17) mounted transversely on the box (4) at the bow of the platform (2), at least one float (18) that allows the transformation of the wave energy into mechanical energy, the float (18) mounted on an arm (20) mounted in rotation on a shaft (21) integral with the gantry (17), and a converter (23) of mechanical energy from the float (18) into hydraulic energy.

Abstract: Self-starting vertical axis wind rotor (11) able to start also at very low wind speeds, for example of the order of 1 m/s, comprising a fixed support structure; a machine for converting the circular movement into electric current, associated with the structure; a vertical shaft rotatably supported by the structure and connected to the machine so that the rotation of the shaft causes the generation of electric current by the machine; a rotatable wind structure connected centrally to the vertical shaft and at the periphery to a plurality of rotor blades; wherein each rotor blade of the plurality of blades comprises three elongated bodies arranged in cascade and having the same wing profile, the elongated bodies being arranged vertical and substantially parallel to each other and to the shaft.

Abstract: The invention relates to a method of controlling a wind turbine, the wind turbine comprising wind turbine blades attached to a rotor hub and a control system for pitching the blades relative to the hub. The method comprises providing wake sectors assigned to different wind directions and providing a normal pitch schedule to control an output parameter of the wind turbine (e.g. power, rotational speed), comprising pitch reference values as a function of the wind speed and at least one of the parameters of thrust coefficient C, and axial induction factor a. Further, is provided a modified pitch schedule to control a modified output parameter of the wind turbine, comprising pitch reference values in dependence of the wind speed and at least one modified parameter of the thrust coefficient and/or the axial induction factor.

Abstract: A vertical-axis wind turbine mounts a plurality of wind-catching blades for rotation relative to two arms which sandwich each of the blades. A wind-directional vane provides a micro-processor data on the wind direction via a rotary encoder. In a first embodiment, a plurality of vane-position sensors and motors transmit and receive, respectively, information which adjusts the vane positions as a feedback loop. An alternate configuration utilizes home-position sensors which transmit the rotary displacement from the home position of each of the vanes to the micro-controller which keeps track of the respective vane positions and transmits repositioning information to the stepper motors to optimize energy extracted from the available wind currents by rotating the noses of the vanes to extend generally directly into the wind.

Abstract: A wind turbine system is provided. In various embodiments, the system includes a nacelle supported by a tower. At least one rotor blade is rotatably connected with the nacelle to capture wind energy. The at least one rotor blade rotates relative to the nacelle for generating electricity. A generator is coupled to the nacelle for converting the wind energy into electrical energy. A transformer-converter assembly comprises a converter and a transformer such that the converter is integrally connected to the transformer. An electrical and control module is electronically coupled to the generator and the transformer-converter assembly.