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Matches 1 - 50 out of 18,764

Document Document Title
WO/2018/071028A1
A power generation system for a drilling tool includes a turbine, an alternator, a converter and a first active rectifier control (ARC). The turbine is adapted to be driven by a fluid flow in a well. The alternator is coupled to the turb...  
WO/2018/066065A1
A starter generator device according to an embodiment of the present invention is provided with: a starter generator having a field portion and an armature portion, said field portion comprising a permanent magnet, said armature portion ...  
WO/2018/060921A1
An off-grid system (1) for generating electrical energy for feeding an external load (C) comprising at least one electric generator (2) operatively connected to a driven shaft (3) of an external driving power source (S) and connected to ...  
WO/2018/063529A1
A power generation system (600) is presented. The power generation system (600) includes a doubly-fed induction generator (DFIG) (612) having a rotor winding (636) and a stator winding (634); one or more auxiliary power sources (616); an...  
WO/2018/056088A1
A power information acquisition unit (32), which acquires power that can be accepted by an electrical grid (5) or power supply information that includes information correlated with said power, is provided. Fluid information acquisition u...  
WO/2018/056163A1
A hydroelectric power generation system is provided with a control unit (20) that controls a power supply circuit (C) such that the following are carried out: a normal operation in which power is supplied from an electrical grid (5) to p...  
WO/2018/047812A1
The objective of the present invention is to provide an electricity generator controller and an electricity generator system employing the same, with which, when electricity is being generated using an energy supply source such as natura...  
WO/2018/047866A1
A control device (24) applied to a vehicle wherein an engine is automatically stopped when a prescribed automatic stopping condition is satisfied, and the engine is automatically restarted when a prescribed restarting condition subsequen...  
WO/2018/041584A1
The invention relates to a method for determining cylinder switching (128a) in an internal combustion engine (112), by means of a control unit, preferably a regulator (120) of an electric machine (114) coupled to the internal combustion ...  
WO/2018/041583A1
The invention relates to a method for determining an operating state (128a, 132a) of an internal combustion engine (112), comprising the following steps: determining the temporal course of a rotational speed (n) of an electric machine (1...  
WO/2018/043568A1
This two-shaft gas turbine equipment is provided with: an induction motor (22) which transmits and receives power to and from an external system (1); and a speed reducer (40) which makes the rotational speed of a motor rotor (22r) of the...  
WO/2018/041586A1
The invention relates to a method for determining a coupling state (128a - 138a) of a drive train (2) of a motor vehicle (1) coupled to a clutch (4) on an internal combustion engine (112). Said method comprises the following steps: detec...  
WO/2018/036596A1
A method of controlling a wind turbine generator (1) comprising an electrical generator (10) and a power converter (12), the power converter (12) comprising an electrical switch (14a, 14b) that is configured to process electrical power p...  
WO/2018/037470A1
A brushless synchronous power generation device in a configuration for performing a turning operation is provided with a synchronous generator, an AC exciter, a rotating rectifier attached to the armature of the AC exciter, and a short-c...  
WO/2018/029989A1
Provided is a variable speed electric machine having an excellent torque-speed characteristic. The electric machine has at least one of a low-frequency mode and a high-frequency mode. Further, the electric machine has a frequency mixing ...  
WO/2018/026508A1
A system (154) for health monitoring of a prime mover (110) coupled to a doubly-fed induction generator (DFIG) (112) is disclosed. The DFIG (112) includes a generator (120) having a rotor winding (132) and a stator winding (130). The sys...  
WO/2018/026343A1
A wind generator relates to the field of renewable energy. More particularly, the claimed invention concerns means for converting the kinetic energy of the wind into energy of different sorts, particularly for producing mechanical and el...  
WO/2018/022918A1
A method of synchronization comprises receiving, at a first generator set, data indicating a characteristic for a component of a voltage for a source, and receiving, at a second generator set, the data indicating the characteristic for t...  
WO/2018/020933A1
It is not possible to perform control based on the latest system information when the number of PCS power supply fault cases is large and the calculation period is long. In order to solve this problem, the present invention provides a po...  
WO/2018/014491A1
A system and a method for improving the fuel efficiency of an engine, the system comprising a generator (1) and a push rod mechanism (2), one end of a generator rotor (12) being connected to an output shaft of an engine, and the rotor (1...  
WO/2018/016623A1
This twin-shaft gas turbine facility is provided with: a twin-shaft gas turbine (10); an induction motor (22) coupled to a compressor (11) of the twin-shaft gas turbine (10); a secondary battery (23); a first frequency converter (24) whi...  
WO/2018/016620A1
In the present invention a negative impedance conversion circuit (26) imparts vibration to a nonlinear vibration element (50). When the amplitude of the vibration of the nonlinear vibration element (50) is equal to or greater than a pres...  
WO/2018/010911A1
The invention relates to a method for determining an operating state (B) of an electric machine (114) which is coupled to an internal combustion engine (112) by means of a freewheel mechanism (111), having the steps: determining a time p...  
WO/2018/011224A3
The present invention concerns an apparatus and method for managing an industrial plant, an oil and gas plant, a petrochemical plant or the like, the apparatus and method being adapted, in particular, to improve the plant availability by...  
WO/2018/010544A1
An automotive generator control method and a control device, the control method comprising the following steps: inputting a current vehicle speed, an actual battery level, an actual battery temperature and an engine operating efficiency ...  
WO/2018/002609A1
AUXILIARY WINDINGS IN A ROTATING ELECTRICAL MACHINE A stator for a rotating electrical machine is disclosed, the stator comprising main windings (18) for supplying power to a load and auxiliary windings (20) for supplying power to an exc...  
WO/2017/220120A1
An actuator for a turbomachinery system that includes a turbomachine and an electrical machine coupled to the turbomachine by a shaft extending therebetween. The actuator includes a rotor coupled to the shaft. The rotor includes a plural...  
WO/2017/221190A1
Equipment for voltage (V) and current (I) feed of an electric load comprised of a load (LOAD) with substantially fixed current absorption and of a storage battery (Battery BANK) with current absorption variable according to the actual ch...  
WO/2017/216259A1
A method for controlling an electric power system and an electric power system.The electric power system comprises a prime mover operated at least at a minimum and at a maximum rotational speed, a three phase (L1, L2, L3) AC generator (5...  
WO/2017/218931A1
A power generation system (101) is disclosed. The power generation system includes an engine (106) coupled to a DFIG (108) and a PV power source (110) to supply a solar electrical power to the DFIG (108). The power generation system (101...  
WO/2017/213608A3
The invention relates to a system which operates via a cocking mechanism or automatically, which is produced according to the consumption potential, and which generates high energy at low costs by being installed and operated at any site...  
WO/2017/211646A1
The present invention relates to a method for customising the operation of an alternator (4) regulator (5) comprising at least one processor (2) executing a program governing its operation, said regulator receiving input signals and acti...  
WO/2017/207863A1
An electric power plant comprises an electric machine (104) rotated by a prime mover (105). The electric power plant comprises a controller (107) for controlling the prime mover based on a speed signal which is indicative of the rotation...  
WO/2017/202547A1
The invention relates to an installation for generating a three-phase AC voltage to be fed into a power supply system, having at least one turbine, at least one three-phase generator driven with the turbine, wherein a generator rotor of ...  
WO/2017/202429A1
Aspects of the present invention relate to a method for controlling an amount of reactive current provided from a wind turbine generator to a power grid during an abnormal power grid event, said wind turbine generator comprising a doubly...  
WO/2017/205342A1
Improved apparatuses and methods of returning magnetic energy of a motor to the motor system. Improved battery systems and configurations are disclosed to enhance recovery of magnetic energy of a motor, to enhance motor efficiency. A pow...  
WO/2017/202552A1
The invention relates to a method for supplying an excitation current to an excitation winding of a rotor of a three-phase generator of a system for producing a three-phase alternating voltage to be fed into a power network. A pulsed exc...  
WO/2017/202428A1
Aspects of the present invention relate to a method for controlling an amount of power to be delivered from a wind turbine generator to a power grid during an abnormal power grid event, the method comprising the steps of detecting an abn...  
WO/2017/204668A1
A method for receiving power generated by the generator, generating AC voltage in the system comprising DC converter, incorporation of the converter into a power supply of a size adjusted to the power of the receiver, monitoring of the g...  
WO/2017/201427A1
A computer system and method for improving the accuracy of predictions of the amount of renewable energy, such as solar energy and wind energy, available to an electric utility, and/or refine such predictions, by providing improved integ...  
WO/2017/195698A1
Provided are an electric power generation facility monitoring system, an electric power generation facility monitoring method, and a program that are straightforward to introduce. An electric power generation facility monitoring system 1...  
WO/2017/195799A1
A rotating electrical machine unit (10) is provided with: a rotating electrical machine (17) that is driven by an engine (101) and is capable of generating alternating-current power; a rectification circuit (13) that rectifies an alterna...  
WO/2017/191298A1
A generator or motor system for converting mechanical power into electrical power or vice versa, comprising: a switched reluctance machine having a rotor and a stator with a number of phase windings (A, B, C), the phase windings being pa...  
WO/2017/190898A1
The invention relates to a method for determining the phase currents (lk ,i,m) of an electric machine having a converter (20) and a stator (10) comprising windings (11-15) having a phase count of at least three, wherein the phase current...  
WO/2017/188187A1
The purpose of the present invention is to provide a refrigerator unit that is reduced in size and in which the engine rotation speed is shifted by a transmission mechanism, whereby power of a desired frequency can be generated. The refr...  
WO/2017/183698A1
A system (100) is equipped with a dynamoelectric machine (12), a battery (10) connected to the dynamoelectric machine via wiring (16), and upper-limit value setting units (43, 46, 60) for setting an output upper-limit value, which is an ...  
WO/2017/183699A1
A system (100) is equipped with a dynamoelectric machine (12), a battery (10) connected to the dynamoelectric machine (16) via wiring, and upper-limit value setting units (43, 46, 60) for setting an output upper-limit value, which is an ...  
WO/2017/181322A1
A method (100, 300), system (900) and apparatus (1000) for operating a hydraulic turbine. A speed adjustment quantity for the hydraulic turbine and a corresponding change in flow quantity are obtained (110, 310). A rotation speed of the ...  
WO/2017/177612A1
Disclosed is a generalized frequency conversion system for a steam turbine generator unit, the system comprising at least a steam turbine (T) with an adjustable rotational speed, a water feeding pump (BFP), a generator (G), a speed incre...  
WO/2017/168063A1
The regulating device (5) according to the invention for an excitation alternator (9) comprises a voltage feedback loop (6) and a temperature feedback loop (15) comprising means for measuring/estimating temperature supplying a current te...  

Matches 1 - 50 out of 18,764