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Variable capacity reciprocating compressor
A reciprocating compressor may include a shell, a first cylinder, a plate, a second cylinder, and a piston. The first cylinder may be disposed within the shell...
Electric propulsion system with stationary plasma thrusters
An electric propulsion system includes a first stationary plasma thruster including a single first cathode, a first anode, and a first gas manifold, and a...
Resistively heated shape memory polymer device
A resistively heated shape memory polymer device is made by providing a rod, sheet or substrate that includes a resistive medium. The rod, sheet or substrate is...
Cold water pipe assembly for ocean thermal energy conversion
A cold water pipe assembly, and mechanisms for generating a cold water pipe assembly, are provided. A plurality of mooring lines are secured to a pipe end...
Offshore floating platform with ocean thermal energy conversion system
An offshore floating platform having at least one buoyant column with an upper end extending above a sea surface, a lower end submerged below the sea surface,...
Offshore wind turbine
An offshore wind turbine apparatus may include a platform and an equalizer with sealed internal volumes, a turbine mast connected to the platform, a turbine...
Method of controlling a wind turbine generator and apparatus for
controlling electric power generated by a wind...
A method of controlling a wind turbine generator is provided, the wind turbine generator converting mechanical energy to electrical. The method comprises:...
Method of operating a wind turbine
In a first aspect, the present invention provides a method of operating a wind turbine having a rotor with a plurality of blades, a nacelle, one or more pitch...
Vortex generators aligned with trailing edge features on wind turbine
A wind turbine blade (80, 82) having a spanwise series of vortex generators (26, 28, 26P, 28P, 64, 66) and having a trailing edge (42) defining a waveform. The...
Horizontal axis wind turbine and secondary wind rotor
A wind turbine for converting wind energy into electric energy using a primary and secondary pivotable wind rotor. The rotors of the wind turbine have a...
Method for assembling a segmented electrical machine while maintaining
gaps between segments
In a method an inner segment is first pre-assembled on each of a number of outer segments by at least one fixing element, so as to produce a plurality of...
Wind turbine blade lowering apparatus
The present invention relates to a wind turbine enabling a cost effective and easy attachment/replacement of rotor blades and to a method of attaching a rotor...
Pressurized solar power system
Systems and methods for generating electrical power using a solar power system comprising pressurized pipes for transporting liquid water. The pressurized pipes...
Marine hydrokinetic turbine
A marine hydrokinetic electric power generator comprises one of a stator and a rotor which is adjustably movable through an infinite number of positions from...
Linear faraday induction generator including a symmetrical spring
suspension assembly for the generation of...
A spring suspension system includes a top spring assembly connected to a top end of a stator and a top end of a cable and a bottom spring assembly connected to...
Glow plug type acoustic resonance igniter
An acoustic resonance igniter uses high-pressure helium to heat a resonance cavity so a hot surface of the resonance cavity forms a source of ignition to a...
Control device for a vehicle
A control device suitable for use in a vehicle includes a circuit board and a spring element. The circuit board includes a circuit element electrically...
Glowplug control device and method for estimating temperature of glowplug
A glowplug control device for controlling an applied voltage or power for a glowplug is provided, which includes a target calculating module for calculating a...
Locking device for wind turbines
Locking device for positive locking a rotor of a wind turbine, with a rotor shaft of a drive train rotatably mounted on a machine frame of the wind turbine, a...
Control device for a hybrid vehicle
A control device for a hybrid vehicle has an engine, a starter motor that starts the engine, a driving motor that transmits a motor torque to the engine and a...
Motor stator bobbin
A motor includes a stator with a bobbin. The bobbin has a lower end winding portion, a head part retainer portion that retains a head part of a winding, and a...
Heated fuel injector
A heated fuel injector for supplying fuel to a fuel consuming device includes a fuel inlet for receiving fuel, a fuel outlet for dispensing fuel from the fuel...
Fuel pump assembly
A fluid pump includes an electric motor having a commutator and one or more brushes communicated with the commutator, and a pumping assembly driven by the...
Intake system for a vehicle, and engine including same
An intake system for a vehicle includes an air cleaner assembly in a compact size. Intake passages introduce intake air to front and rear cylinder blocks of a...
Fuel injection system and preheating device
A fuel injection system for an internal combustion engine may include at least one distributor unit to supply liquid fluid and a plurality of preheating systems...
Method and systems for exhaust gas recirculation
Various methods and systems are provided for reducing cylinder-to-cylinder variation in exhaust gas recirculation. In one embodiment, a system comprises a first...
System for determining EGR cooler degradation
Systems and methods for diagnosing an EGR system are presented. The method provides for indicating EGR system degradation in response to a temperature at an...
Intake and exhaust system for internal combustion engine
A turbocharger device includes a turbine and a compressor coaxially connected to each other. The turbine is equipped to an exhaust system of an engine. The...
Rotational annular airscrew with integrated acoustic arrester
A propulsion system and methods are presented. A substantially tubular structure comprises a central axis through a longitudinal geometric center, and a first...
Actuation device for moving a movable cowling of a thrust-reverser
The invention relates to an actuation device (1) for moving the movable cowling of a thrust reverser, comprising: an actuator (7) with a first member (12) such...
Aircraft turbojet engine thrust reverser with a reduced number of latches
A thrust reverser with grids includes a jet engine pylon, a one piece cowl either directly or indirectly slidably mounted on the jet engine pylon between a...
A gasket having a first upper layer, a second lower layer and a spacer layer is provided. The first upper layer has a bead located between two lands. The second...
Piston of an internal combustion engine
A piston for an internal combustion engine is disclosed. The piston may have a piston skirt with a center axis. The piston may also have a piston crown disposed...
Engine provided with connecting line connecting each cylinder
An engine provided with a plurality of cylinders includes a plurality of connecting lines connecting a first intake port of each of the cylinders having a...
Injection unit for injection of a first fuel and a second fuel in a
An injection unit (9) for injection of a first fuel (f.sub.1) and a second fuel (f.sub.2) in a combustion space. The injection unit (9) receives the first fuel...
Method and system for diagnosing common rail diesel engine
Disclosed are a method and a system for diagnosing a common rail diesel engine. The method for diagnosing a common rail diesel engine may include setting a time...
System, method, and apparatus for fuel injection control
A method includes determining a stored injection relationship that includes a number of fuel performance parameters. In one form the fuel performance parameters...
Fuel injection controller and fuel injection system
A fuel injection controller includes an increase control portion applying the boost voltage to the coil to increase a coil current to a first target value, and...
Method and system for pre-ignition control
Methods are provided for controlling an engine in response to a pre-ignition event. A pre-ignition threshold and a pre-ignition mitigating action are adjusted...
Method and device for reducing the emission of nitrous oxide
In a method for regeneration of nitrogen oxide storage catalytic converters in the exhaust gas tract of a gasoline engine assigned an exhaust aftertreatment...
Multi-level skip fire
In one aspect, a method for controlling operation of an internal combustion engine is described. The engine is operated in a skip fire manner such that selected...
System and method for diagnosing a fault in a throttle area correction
that compensates for intake airflow...
A system according to the principles of the present disclosure includes a desired throttle area module, a correction factor module, a throttle control module,...
Method for determining a filling difference in cylinders of an internal
combustion engine, operating method,...
In a method for determining a filling difference between at least two cylinders of an internal combustion engine, e.g., an Otto-cycle engine, a power output...
Single point engine control interface
A single control for manipulating a fuel valve, a choke condition, and an ignition system condition of an engine of a portable engine powered device that...
Variable power output and maximum speed in drive mode
A variable power drive mode system for a vehicle. The system includes a pedal, a processor, an engine or other vehicle power source for moving the vehicle and a...
Control device for vehicle drive device
A control device of a vehicle drive device includes an engine having a supercharger and an automatic transmission outputting power of the engine to drive...
Fuel system protection in a multi-fuel engine
A method that protects a direct injection fuel injector in a multi-fuel engine comprises selectively operating the engine with at least one of a directly...
Control device and control method for variable compression ratio internal
There are provided a variable compression-ratio mechanism (20) capable of varying an engine compression ratio in accordance with a rotational position of a...
Coordination of cam timing and blow-through air delivery
Methods and systems are provided for reducing turbo lag by directing intake air from an intake manifold to an exhaust manifold. The intake air may be directed...
Internal combustion engine having a plurality of exhaust ports per
cylinder and charge exchange method for such...
A method for controlling valve actuation in an engine is provided. The method includes initiating combustion operation in a first cylinder, opening, via a first...