Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 351 - 400 out of 49,356

Document Document Title
WO/2020/057252A1
An insulation coordination method and system for a series compensation apparatus, and a storage medium and an electronic device. The method comprises: determining a topology structure of a series compensation apparatus to be tested, and ...  
WO/2020/057608A1
A current transformer and a static synchronous series compensator using same to acquire energy, the current transformer comprising an iron core (1), a main winding circuit (2), an energy-extraction winding circuit (3), an auxiliary windi...  
WO/2020/058040A1
The invention relates to a method, arrangement and computer program product for determining resiliency in a microgrid (10) comprising a number of assets (14, 16, 18, 20), where each asset is a different type of electric energy subsystem ...  
WO/2020/056468A1
An electric power distribution controller configured to be communicatively coupled to other instances of the electric power distribution controller to form a network of electrical power distribution controllers that collectively control ...  
WO/2020/058716A1
An energy storage system (100) comprises a switched reluctance motor having a rotor (101) and a stator (102). The rotor is arranged to be capable of acting as a flywheel for storing energy. A casing (106) encloses the rotor and stator, a...  
WO/2020/059844A1
This charging control device 100 for an electricity storage element is equipped with a calculation unit 120 which calculates the current command value of charging current of the electricity storage element 62 in such a manner that a curr...  
WO/2020/060016A1
The present invention relates to a method for predicting, on the basis of a partial measurement, a voltage profile in a bus bar used for voltage and reactive power control in a distribution system. The present invention predicts a range ...  
WO/2020/059964A1
The present invention relates to a method for deriving a setting value of a voltage regulator for coordinated control of a plurality of voltage regulators on the basis of power data measurement. For the coordinated control of a plurality...  
WO/2020/056447A1
The present invention relates to the field of energy consumption. In one form the invention provides a method of controlling a plurality of sensing devices comprising the steps of: forming a queue of a plurality of sensing devices; selec...  
WO/2020/057423A1
An electric drilling rig/workover rig microgrid system based on flywheel energy storage technology, comprising a power system (1), wherein the power system (1) is sequentially connected to a first converter (3) and a load system (7); the...  
WO/2020/057734A1
The invention relates to a device (1) for stabilizing an alternating voltage grid (2), comprising: a grid-side transformer (3), the primary-side transformer windings (4-6) of which can be connected to the alternating voltage grid; and a ...  
WO/2020/056319A1
Example embodiments for providing computation resource availability based on power-generation economics are presented herein. An embodiment may involve receive information indicative of power-generation economic signals at a first contro...  
WO/2020/055136A1
The present specification relates to an uninterruptible power supply device, an uninterruptible power supply system and a method for controlling the uninterruptible power supply system, and relates to a power supply device comprising a c...  
WO/2020/052134A1
An energy scheduling method, energy control devices (600, 711-71n), and an energy system, relating to the technical field of energy networks. The energy scheduling method comprises: the energy control devices (600, 711-71n) determine the...  
WO/2018/204160A8
Unique systems, methods, techniques and apparatuses of a power grid control system. One exemplary embodiment is a nested microgrid system comprising a first microgrid including a network controller, a second microgrid, a third microgrid,...  
WO/2020/052296A1
Disclosed in the present invention are a hybrid power supply-based electronic switch adjusting circuit and a power supply, wherein the electronic switch adjusting circuit comprises a detection module (11), a control module (12), an adjus...  
WO/2020/054959A1
According to an embodiment, disclosed are a DC-DC converter for compensating for a ripple, in a solar linked energy storage system, and a control method thereof. In particular, disclosed is a DC-DC converter for compensating for a ripple...  
WO/2020/052685A1
A method and system for suppressing subsynchronous oscillation of a thermal power unit. The method comprises: taking a generator rotating speed deviation signal ∆ω as an input signal of a subsynchronous resonance damping controller (S...  
WO/2020/054179A1
This power conversion system (3) is provided with a switching unit (10) and a second power conversion device (30). The switching unit (10) switches a connection destination of a DC power supply (1) to a first power conversion device (20)...  
WO/2020/053995A1
This power conversion device (100) is provided with: a diode bridge (15) for converting a first AC power supplied from a power supply (1) to a DC power; a main circuit capacitor (capacitors (17A, 17B)) for smoothing the DC power; an inve...  
WO/2020/056308A1
A system includes a flexible datacenter and an energy storage unit that receives and stores power from one or more grid-scale power generation units. The energy storage unit and the flexible datacenter are connected behind-the-meter to t...  
WO/2020/052937A1
The invention relates to a wind farm (1000), which has a wind farm nominal power, for supplying electric power to an electric supply grid (2000), comprising: a plurality of wind turbines (1100), an electric wind farm grid (1200) which co...  
WO/2020/055411A1
A method for controlling a distributed power system is provided, the system including an aggregator communicatively coupled to a plurality of nodes, each of the plurality of nodes including an associated load. The method includes receivi...  
WO/2020/052104A1
A method for determining a power flow of a DG-connected distribution network and a computer storage medium. The method comprises: establishing, on the basis of parameters of N nodes in a DG-connected system, a nonlinear power flow equati...  
WO/2020/056322A1
Systems include one or more critical datacenter connected to behind-the-meter flexible datacenters. The critical datacenter is powered by grid power and not necessarily collocated with the flexboxes, which are powered "behind the meter"....  
WO/2020/053964A1
A control device of an embodiment includes: a change reference calculation unit, a determination unit, and a control unit. The change reference calculation unit calculates a change reference for a change in the generated power of a gener...  
WO/2020/056296A1
In an example embodiment, a distributed power control system can include a datacenter and a remote master control system. The datacenter can include (i) computing systems, (ii) a behind-the-meter power input system configured to receive ...  
WO/2020/052936A1
The invention relates to a wind farm (1000) for supplying electric power to an electric supply grid (2000), having a supply grid voltage (U_Netz), a supply grid nominal voltage (U_Netz_Nenn), a supply grid frequency (f_Netz), and a suppl...  
WO/2020/051264A1
A method of operating a power generation system (100) employing a generator (110) and a solar power source (120) is provided. The method includes the steps of determining (310) if a wind speed is less than a cut-in speed, calculating (31...  
WO/2020/047663A1
Control of an energy storage and provisioning system is disclosed, including a method in which electrical power is received from a power generator in an energy storage system having energy storage cells. Each of the energy storage cells ...  
WO/2020/049805A1
Provided is an electric construction machine with which, when a plurality of the electric construction machines simultaneously operate, it is possible to efficiently work within an allowable power by allocating a supply power without the...  
WO/2020/051288A1
A method and apparatus include a primary transformer coil, a secondary transformer coil, and a center tapped inductor coupled to the secondary transformer coil. A first switch may be in electrical communication with the center tapped ind...  
WO/2020/048744A1
The invention relates to a method for reducing the residual energy of an electricity-generating machine (3) of a power plant (1) in the event of a sudden load drop, the machine (3) having at least one turbine (4), which has a turbine con...  
WO/2020/051471A1
A modular surgical system for use in a surgical procedure is disclosed. The modular surgical system includes a control module including a power supply and surgical modules including a first surgical module and a second surgical module. T...  
WO/2020/049318A1
Embodiments of the present invention provide a method and apparatus for managing the voltage of a polyphase supply, comprising defining a set point for the load voltage of each phase,measuring a load voltage on each phase of the polyphas...  
WO/2020/049375A1
The invention relates to a voltage source converter (100) and energization thereof. The converter comprises a plurality of converter modules (102) connected in series between DC terminals of DC power system. Each converter module is furt...  
WO/2020/048001A1
A no-communication global modulation signal synchronization control method and system based on a phase-locked loop. Several grid-connected inverters have the same structure. A modulation signal synchronization control method for each gri...  
WO/2020/051472A1
Aspects of the present disclosure are presented for providing coordinated energy outputs of separate but connected modules, in some cases using communication protocols such as the Data Distribution Service standard (DDS). In some aspects...  
WO/2020/048338A1
A modular converter device (1), a combined converter and a control method. The modular converter device (1) comprises at least one two-stage converter (2), a positive switch (5) and a negative switch (6). The two-stage converter (2) comp...  
WO/2020/050019A1
A hydrogen production system is provided with: a hydrogen production device which is so configured as to be connected to an electric power system and to produce hydrogen by electrolyzing pure water; an output control unit which can contr...  
WO/2020/047589A1
The present invention provides methods and apparatus for producing a variable and auto regulated three phase power source from an existing three, two or single phase power supply source. Variability and regulation are achieved by produci...  
WO/2020/044139A1
The invention provides a converter arrangement that couples an AC power system with a DC power system. The converter arrangement includes a converter, a filter and a control unit. The converter is capable of operating as an inverter and ...  
WO/2020/045759A1
According to one embodiment, a DC-DC converter for compensating for a ripple in a photovoltaic-linked energy storage system, and a control method therefor are disclosed. Particularly, a DC-DC converter for compensating for a ripple gener...  
WO/2020/045357A1
This power management system is provided with an output facility which outputs output power having environmental added value, and a consumption facility which consumes at least part of the output power. The power management system is pro...  
WO/2020/044743A1
In the present invention, a reference capacity determination unit (23) determines the reference capacity necessary for each power storage device (13) assuming that power is not transmitted or received between consumer facilities (1). An ...  
WO/2020/042307A1
A quick search method for a cascading failure of a large AC/DC power grid and a system. The quick search method for a cascading failure of a large AC/DC power grid comprises: step 1, determining an initial failure, and forming a failure ...  
WO/2020/043306A1
The present disclosure relates to an electrical device (2) comprising a synchronous machine (4) having a rotatable mass and configured for being connected to an AC power grid (3), and an energy source (5) comprising a power electronics i...  
WO/2020/044051A1
A power grid management system for a power grid to which multiple electrical vehicles and multiple charging points are connected, each charging point including a power supply and a power interface connecting the power supply to an electr...  
WO/2020/043542A1
The invention relates to a method for controlling an exchange of energy in an energy system (1) having multiple energy sub-0systems (3), each connected for the exchange of energy between one anotherenergy exchange with one another. In or...  
WO/2020/046542A1
A personal power plant stores energy at the load site from renewable sources and through connection with a utility, enabling the personal power plant to support real time or near real time system load balancing and to eliminate net-meter...  

Matches 351 - 400 out of 49,356