Supergrid Institute

Centralesupelec

Alstom

Centre National De La Recherche Scientifique

Alstom Technology Limited

Université Paris-Saclay

Institut National Des Sciences Appliquees De Lyon

Alstom Grid Sas

Universite Paris-suclay

General Electric Technology Gmbh

Alstom Transport Technologies

Alstom Transport Sa

Areva T & D Sas

Abdelkrim Benchaib

Jean-Luc Thomas

Bruno Luscan

Serge Poullain

Jean-Claude Alacoque

Xavier Guillaud

Jing Dai

Kosei Shinoda

Françoise Lamnabhi-Lagarrigue

Gilney Damm

Juan Carlos Gonzales

Eric Bonin

Valentin Costan

Miguel Jimenez Carrizosa

Juan Carlos Gonzalez

Serg Poullain

Yannick Weiler

Ahmed Zama

Miguel Romero Rodriguez

Carmen Cardozo

Imen Ghourabi

A method for controlling an electrical transmission network including a plurality of DC high-voltage lines and at least three AC/DC converters identified by a respective index i. For each of the converters having index i, the method includes recovering the setpoint active power value Pdci applied thereto, and recovering instantaneous voltage value Vi and voltage angle value θi of the buses having index i and modifying the setpoint active power Pdci of each of the converters having index i by a value including a term ΔPdcsi as a function of a sum of deviations of voltage angles multiplied by contribution adjustment parameters.

Method for controlling an electrical transmission network

A method for controlling an electrical transmission network including a plurality of DC high-voltage lines and at least three AC/DC converters which are identified by a respective index i and are interconnected by the DC high-voltage lines. Each of the AC/DC converts are connected to an AC voltage bus identified by a respective index i as well as to one of the DC high-voltage lines.

Disclosed is a device for controlling a terminal connected in a multi-terminal high-voltage direct current transmission facility, the terminal being able to provide or draw power on the DC part of the facility comprised between an upper power limit and a lower power limit, the device further comprising at least one regulation circuit configured to vary the power provided or drawn by the terminal on the DC part of the facility, as a function of a voltage variation on the DC part of the facility, the device further comprising a limitation circuit configured to limit the variation of the power provided or drawn by the terminal, for a given voltage variation, when the power difference between the power provided or drawn by said terminal and the upper power limit or the lower power limit becomes smaller than a determined value.

Device for controlling a terminal for the compensation of a voltage disturbance

The invention relates to a method for controlling an electrical transmission link () between first and second AC voltage buses () comprising a high-voltage DC line (), first and second AC/DC converters () connected to the high-voltage DC line (), comprising:

Method for controlling an electrical transmission link including a direct current high voltage line

The invention relates to a multi-level modular converter provided with a control circuit comprising a computer to calculate an internal control setpoint of the converter and an energy management circuit allowing a power setpoint to be determined that is to be transmitted to the alternating electrical power supply network, the control circuit being configured to regulate the voltage at the point of connection of the converter to the direct electrical power supply network and to regulate the voltage at the terminals of each capacitor modelled as a function of the internal control setpoint and of the power setpoint to be transmitted to the alternating electrical power supply network.

Converter provided with a circuit for managing alternating power in an alternating part

The invention relates to a modular multilevel converter () including a control module () for regulating the internal energy stored in the capacitors of the submodules of an arm of the converter, the control module being suitable for limiting the internal energy to below an upper limit and/or to above a lower limit, by using parameters measured on the DC power supply network () and on the AC power supply network () together with setpoints for the operating power of the converter.

Module for controlling the internal energy of a converter

The invention relates to a modular multilevel converter () having a control module () and a computer () for computing a setpoint for the internal energy of the converter stored in the capacitors of the submodules of the arms. The control module is configured to deduce, from the setpoint for the internal energy of the converter, a setpoint for the voltage across the terminals of each modeled capacitor, which setpoint is used for regulating the voltage across the points of common coupling between the converter and the DC power supply network and the voltage across the terminals of each modeled capacitor.

Modular multilevel converter, method and control module for controlling the same

The invention relates to a bidirectional multi-level DC/DC converter and its non-linear control, adapted to transfer power between at least one energy source and an electricity distribution network.

Bidirectional multi-level DC/DC converter with an independent control module for each conversion stage

A method of controlling at least one voltage converter having a plurality of cells in series, comprising an AC part and a DC part, characterized in that the AC input voltage (Vei) of each cell is determined directly by the use of a high speed current control loop relating to the AC part and a lower speed voltage control loop relating to the cells, the method including choosing the following voltage control law: where:

System and a method for controlling at least one voltage converter having a plurality of cells in series

A method is described for regulating the average electromagnetic torque of a polyphase rotating electrical machine, supplied with a polyphase voltage and a polyphase current that are generated by an inverter. The method comprises a step of controlling the machine, using an exact response control process to do this, a step of determining the value of the harmonics of the voltage and/or the current which are generated by the inverter, and a step of calculating the instantaneous torque set point as a function of the value of the harmonics and an average torque set point, so as to produce an instantaneous torque set point suitable for limiting the difference between the average of the instantaneous electromagnetic torque, between two successive regulation times, and said average torque set point.

Method and system for regulating the average electromagnetic torque of a rotating electrical machine, storage medium and data structure for carrying out the method

A method is described of regulating the instantaneous electromagnetic torque of a polyphase rotating electrical machine equipped with stator and/or rotor windings supplied by a voltage and a current generated by an inverter formed of switches whose switching is controllable. The method comprises a step of commanding the switching of the switches of the inverter using the fundamental frequency of the voltage generated by the inverter and a form of synchronous pulse width modulation configured as a function of an input set point, and a step of calculating the input set point from an instantaneous torque set point at each regulation time. The method further comprises a step of determining the time interval between two successive regulation times so that the time interval corresponds to an integer multiple of the period of oscillation of the instantaneous torque of the machine.

Method and system for regulating instantaneous electromagnetic torque and storage medium for implementing the method

The method of determining the stopped angular position of a rotor comprises the following steps:

Method and a computer for determining the stopped angular position of a rotor, a control unit, and a system incorporating the computer

A method of regulating a rotating electrical machine includes a preparatory step of determining a discrete voltage control law for the machine. The discrete control voltage to be applied at each sampling time is determined in the form of a first term corresponding to free evolution of the state of the machine in the absence of control, between the preceding sampling time and the current sampling time, and a second term dependent on the set point torque and a set point for the magnetic energy consumed by the machine. The method further includes, at each sampling time, a step of determining, with the aid of the discrete control law, the control voltage to be applied to the machine for the torque of the machine to reach the set point torque and the magnetic energy consumed by the machine to correspond to the set point magnetic energy.

Method and a device for controlling and regulating an alternating current rotating electrical machine, in particular a synchronous alternating current rotating electrical machine

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Montigny le Bretonneux, France

Abdelkrim Benchaib