#VESTAS WIND SYSTEMS A/S

H02J3/1892 VESTAS WIND SYSTEMS A/S

METHODS AND SYSTEMS FOR IMPROVING CONTROL OF A RENEWABLE ENERGY POWER PLANT

A power plant controller for a renewable energy power plant comprising a plurality of renewable energy generators is configured to: receive a signal indicative of a voltage level of the power network …

DRIVE·Aug 7·2 min read

CONTROL OF A RENEWABLE ENERGY POWER PLANT TO DETECT A CONTROL FAULT

Operating a renewable energy power includes receiving a measurement signal indicative of a measured power characteristic of the plant at a point of connection to a power network; controlling the plant…

DRIVE·Apr 10·1 min read

H02J3/001 VESTAS WIND SYSTEMS A/S

RENEWABLE ENERGY POWER PLANT FAST FREQUENCY RESPONSE

Aspects of the present invention relate to a method of controlling a renewable energy power plant connected to a power network. The renewable energy power plant comprises one or more renewable energy …

DRIVE·Feb 13·1 min read

H02J3/46 VESTAS WIND SYSTEMS A/S

METHOD FOR CONTROLLING A POWER PLANT WITH A SYNCHRONOUS CONDENSER, AND POWER PLANT

The invention relates to a power plant connected to an electrical grid and a method for controlling the power plant. The power plant comprises one or more power generators and at least one synchronous…

DRIVE·Dec 19·1 min read

WIND PARK POWER OSCILLATION CONTROL

A method is provided for controlling power oscillations at a point of common coupling in a wind park. Individual power reference offsets defining an adjustment to a wind turbine power reference signal…

DRIVE·Jul 25·1 min read

METHODS AND SYSTEMS FOR CONTROLLING AN ENERGY STORAGE SYSTEM TO PROVIDE A FREQUENCY REGULATION SERVICE

According to an aspect of the invention there is provided a method of controlling an energy storage system to provide a frequency regulation service for a power network, to which the energy storage sy…

DRIVE·Jun 13·1 min read

H02J3/1878 VESTAS WIND SYSTEMS A/S

A METHOD FOR CONTROLLING REACTIVE POWER EXCHANGE BETWEEN A POWER GRID AND A WIND POWER PLANT

The invention relates to wind turbines, particularly to controlling reactive power exchange between a power grid and a wind power plant. The wind power plant has a plurality of wind turbine generators…

DRIVE·Apr 11·1 min read

METHODS AND SYSTEMS FOR ENHANCED ACTIVE POWER CONTROL DURING FREQUENCY DEVIATION

Aspects of the present invention relate to a method for controlling active power output of a renewable energy power plant comprising one or more renewable energy generators. Aspects of the invention m…

DRIVE·Mar 21·1 min read

H02J13/00002 VESTAS WIND SYSTEMS A/S

METHOD FOR PLANNING A LAYOUT OF A RENEWABLE ENERGY SITE

Correlated sets of historical meteorological data and terrain data are obtained for at least one geographical area. A data model is derived based on the basis of the correlated sets, by training the d…

DRIVE·Feb 15·1 min read

G06F30/27 VESTAS WIND SYSTEMS A/S

DYNAMIC CONTROL OF REACTIVE POWER LIMITS OF WIND POWER PLANT

The disclosure relates to a method of operating a wind power plant, and related power plant controller and wind power plant. The method comprises determining a first active power at a first operating …

DRIVE·Feb 1·1 min read

CONTROLLING A POWER PLANT COMPRISING WIND TURBINES DURING GRID FREQUENCY DEVIATION

The invention relates to a method for controlling a power plant during an event which requires a change of the power produced by the power plant, wherein the power plant comprises a plurality of power…

DRIVE·Jan 11·1 min read

IMPROVEMENTS IN OR RELATING TO VOLTAGE CONTROL IN RENEWABLE ENERGY POWER PLANTS

A method for controlling one or more renewable power generators forming a renewable power plant, and a controller configured to perform the method. In one aspect, plant voltage control is carried out …

DRIVE·Jan 4·1 min read

METHODS AND SYSTEMS FOR IMPROVING GRID STABILITY

Operating a renewable energy power plant connected to a power network at a point of interconnection. The plant includes: one or more renewable energy generators connected to a collection point of the …

DRIVE·Dec 28·2 min read

H02J3/46 VESTAS WIND SYSTEMS A/S

A METHOD FOR IMPROVED POWER RAMPING IN A HYBRID POWER PLANT

The invention relates to a method for providing power ramp rate (RR) control of a hybrid power plant () with a plurality of energy assets (EA, EA, EA) including wind turbine generators (WTG, WTG, WTG)…

DRIVE·Dec 21·1 min read

GRID SIDE INVERTER SYSTEM ARRANGED FOR CONTROLLING CURRENT INJECTION WHEN A PHASE LOCKED LOOP CONTROLLER IS MISALIGNED

A grid side inverter system includes a grid side inverter, a phase locked loop controller arranged to determine a phase of a dq-frame dependent on a monitored grid voltage vector in the dq-frame and a…

DRIVE·Oct 26·2 min read

H02J3/16 VESTAS WIND SYSTEMS A/S

METHOD FOR DETECTING POWER OSCILLATION IN AN ELECTRIC POWER GRID

A method for detecting power oscillation in an electric power grid, wherein the method comprises: integrating a filtered signal on a first interval, the filtered signal being associated with the elect…

DRIVE·Oct 26·1 min read

H02J3/18 VESTAS WIND SYSTEMS A/S

METHODS AND CONTROL SYSTEMS FOR VOLTAGE CONTROL OF RENEWABLE ENERGY GENERATORS

Aspects of the present invention relate to a method for controlling a plurality of renewable energy generators. The method comprises: determining preliminary reactive power set points for the generato…

DRIVE·Sep 14·1 min read

DATA COLLECTION SYSTEM AND METHOD FOR RENEWABLE ENERGY POWER PLANT

Aspects of the present invention relate to a data collection system for a renewable energy power plan comprising a plurality of renewable energy generators. The system comprises a temporary data store…

DRIVE·Aug 17·1 min read

H02H7/06 VESTAS WIND SYSTEMS A/S

WIND TURBINE GENERATOR FAULT PROTECTION SYSTEM

A system for a wind turbine that includes a protection system interfaced to a circuit breaker system and a sensing system. The protection system is configured to determine an operational mode of the w…

DRIVE·Jul 20·1 min read

POWER PRODUCTION FORECAST BASED WIND TURBINE CONTROL

A method is provided for determining a power production capacity of at least one wind turbine connected to a power grid. The method includes receiving, e.g. from a power grid control center, a power p…

DRIVE·Jun 22·1 min read

F03D9/11 VESTAS WIND SYSTEMS A/S

GRID FORMING WIND TURBINE WITH AN ELECTRIC STORAGE

The invention relates to a method for controlling power generation of a VSM wind turbine. The wind turbine comprises a machine side converter, a line side converter, a DC link, and an electric storage…

DRIVE·Jun 15·1 min read

METHOD AND CONTROL SYSTEMS FOR VOLTAGE CONTROL IN RENEWABLE ENERGY POWER PLANT

Aspects of the present invention relate to a method of voltage control for at least one wind turbine generator configured to absorb and supply reactive power on demand, the method comprises: receiving…

DRIVE·Jun 8·1 min read

H02J3/18 VESTAS WIND SYSTEMS A/S

A WIND POWER PLANT

The invention concerns a wind power plant comprising a plurality of wind turbines connected to a distribution line; a connection station comprising a plurality of switchgear devices connected to a sub…

DRIVE·May 11·1 min read

F03D9/257 VESTAS WIND SYSTEMS A/S

WIND TURBINE POWER GENERATION COMPRISING AN AC-DC-AC CONVERTER AND A TRANSFORMER WITH A TAP CHANGER

A method of operating a power generating system for a wind turbine connected to an electrical grid, the power generating system comprising a power generator, a converter, a transformer and a tap chang…

DRIVE·May 4·1 min read

A METHOD FOR CONTROLLING A RENEWABLE POWER PLANT DURING VOLTAGE EVENTS

Controlling a current injected to a power grid from a renewable power plant, in response to a voltage event in the power grid At least a current at a point of common coupling between the renewable pow…

DRIVE·Mar 23·2 min read

METHODS AND SYSTEMS FOR POWER CONTROL IN A NON-EXPORTING MODE OF OPERATION

Aspects of the present invention relate to controlling a renewable energy power plant comprising a plurality of wind turbine generators (WTG)s and an energy storage system (ESS). A method includes: co…

DRIVE·Feb 23·1 min read

WIND TURBINE POWER GENERATION COMPRISING AN AC-DC-AC CONVERTER AND A TRANSFORMER WITH A TAP CHANGER

DRIVE·Feb 16·1 min read

H02J3/004 VESTAS WIND SYSTEMS A/S

ACTIVE POWER CONTROL IN RENEWABLE POWER PLANTS FOR GRID STABILISATION

Aspects of the present invention relate to a method for controlling a renewable power plant connected to a power network to reduce deviation of a measured frequency of the power network from a target …

DRIVE·Jan 5·1 min read

METHOD FOR GRID IMPEDANCE AND DYNAMICS ESTIMATION

Estimating components of a grid impedance, Z, of a power grid being coupled to a power generating unit at a point of interconnection is disclosed. A voltage, Vmeas, across the point of interconnection…

DRIVE·Dec 15·2 min read

H02J3/004 VESTAS WIND SYSTEMS A/S

METHOD OF CONTROLLING A WIND POWER PLANT

A method of controlling a wind power plant including an energy storage device, the wind power plant being connected to a power grid and comprising one or more wind turbine generators that produce elec…

DRIVE·Dec 8·1 min read

AUXILIARY POWER SYSTEM CONTROL IN HYBRID POWER PLANTS

According to embodiments described herein control of the auxiliary power system in a hybrid power plant is provided by determining a grid-draw threshold from an external power grid; monitoring power c…

DRIVE·Dec 8·1 min read

H02J3/46 VESTAS WIND SYSTEMS A/S

PRIORITIZATION OF POWER GENERATION IN A POWER PLANT COMPRISING WIND TURBINE GENERATORS

The invention relates to a method for controlling power generation from a power plant which comprises a plurality of power generating units. The method involves setting a maximal allowed power product…

DRIVE·Dec 1·1 min read

H02J3/004 VESTAS WIND SYSTEMS A/S

A METHOD FOR CONTROLLING CHARGING OF ELECTRICAL STORAGE DEVICES

A method for controlling charging of at least one electrical storage device is disclosed. Information regarding a power grid and the at least one electrical storage device is used by an aggregator to …

DRIVE·Oct 27·1 min read

B60L53/63 VESTAS WIND SYSTEMS A/S

SYNCHRONIZING GRID SIDE HARMONIC FILTER AND PRE-CHARGING CELL CAPACITORS IN MODULAR MULTILEVEL CONVERTERS

Synchronizing a grid side harmonic filter and pre-charging cell capacitors in modular multilevel converters can be achieved by: opening a transmission circuit breaker disposed on a first path between …

DRIVE·Oct 20·2 min read

H02M1/126 VESTAS WIND SYSTEMS A/S

INTELLIGENT DISCHARGE CONTROL FOR MODULAR MULTILEVEL CONVERTER

This disclosure proposes procedures and systems for discharging system capacitors and de-energizing power transmission systems having Modular Multilevel Converter (MMC) topologies by intelligent contr…

DRIVE·Sep 29·1 min read

H02M7/4835 VESTAS WIND SYSTEMS A/S

ARC FAULT PROTECTED ELECTRIC CONVERTER SYSTEM

A wind turbine with an electric converter module having a first section forming a first enclosure capable of withstanding a pressure from an arc flash inside the first enclosure. The first enclosure h…

DRIVE·Sep 29·1 min read

H02B13/025 VESTAS WIND SYSTEMS A/S

PRIORITIZATION OF POWER SET-POINTS FOR POWER GENERATING UNITS IN A POWER PLANT

The invention relates to a method for controlling power generation from a power plant which comprises power generating units such as wind turbine generators. The power generating units are controllabl…

DRIVE·Sep 29·1 min read