A command device according to the present disclosure includes a first communication unit that receives a first command value representing an externally-commanded charge-discharge amount with respect to a storage battery connected to a power system, a low-pass filter and a high-pass filter for extracting a short-period component of a measurement value with respect to electrical power at an interconnection point of a PCS that controls charging and discharging of the storage battery, and an amount-of-control calculation unit that calculates a third command value by addition of a first command value and a second command value generated based on the short-period component, and commands the PCS to use the third command value.

Method for controlling at least one power source (1), the at least one power source (1) supplying electrical power to at least one power consumer (3) via an electrical power supply grid (2), wherein the following steps are carried out: measuring and/or determining electrical quantities, preferably a frequency and a power disturbance, of the power supply grid (2) during a time period where the electric power supply grid (2) is excited and/or perturbed, such that there is a frequency deviation from a nominal frequency of the power supply grid, deriving at least one parameter (H,D,K.sub.P,K.sub.I,K.sub.D) of a dynamic grid response model from measured values and/or determined values of the measurement and/or determination of the electrical quantities of the power supply grid (2), and adapting a control algorithm defining a control response of the at least one power source (1) depending on the at least one parameter (H,D,K.sub.P,K.sub.I,K.sub.D) of the dynamic grid response model.

A resilient power router system with simplified connection to various energy sources, including batteries, renewable energy sources, and broader grid power, as well as various loads, including data centers. The multiport power router dynamically adjusts power provided from the various power sources and to the various loads, especially to for medium voltage applications. The multiport design enables scalability to multi-megawatt (MW) and medium voltage levels.

A monitoring arrangement for monitoring a parameter value associated with an AC supply or an AC component of a supply in a distribution network. The monitoring arrangement includes a sensor arrangement electrically connected, in use, to the network or otherwise monitoring the network, and a control unit operable to use the output of the sensor arrangement to determine, for a voltage, an amplitude value for a selected frequency. The method allows the operation of the device to be controlled depending on the supply from the network, without relying on signal components from rotating power converters.

A monitoring arrangement for monitoring a parameter value associated with an AC supply or an AC component of a supply in a distribution network. The monitoring arrangement includes a sensor arrangement electrically connected, in use, to the network or otherwise monitoring the network, and a control unit operable to use the output of the sensor arrangement to determine, for a voltage, an amplitude value for a selected frequency. The method allows the operation of the device to be controlled depending on the supply from the network, without relying on signal components from rotating power converters.

A method and device for reducing electrical consumption in an AC electric circuit with an AC device and at least one energy saving device that includes a) An electromagnetic induction Voigt filter, dry type; b) A harmonics Snubber/Cyber network filter; c) Linear phase FIR notch filters; d) Surge suppression device; e) A surge suppression device with EMP Faraday filters; f) Active atomic resonance filter; g) Harmonic surge filter; h) High efficiency magnetic transformer with a coil core and three distinct wire windings for creating a transformer, at least one the wires has different conductive contents from the others.

A method and device for reducing electrical consumption in an AC electric circuit with an AC device and at least one energy saving device that includes a) An electromagnetic induction Voigt filter, dry type; b) A harmonics Snubber/Cyber network filter; c) Linear phase FIR notch filters; d) Surge suppression device; e) A surge suppression device with EMP Faraday filters; f) Active atomic resonance filter; g) Harmonic surge filter; h) High efficiency magnetic transformer with a coil core and three distinct wire windings for creating a transformer, at least one the wires has different conductive contents from the others.

A control system including a power grid configured to supply a grid voltage, a filter capacitor and a filter inductor each connected in parallel to the power grid, a filter current meter connected in series to the filter inductor, an active power filter connected to the filter current meter, a nonlinear load connected in series to the power grid, and a modulated model predictive controller (MMPC) configured to generate a control signal for operating the active power filter.

The provided is an on-chip voltage prediction circuit based on parameters of the chip's power delivery network. The circuit includes: an on-chip PDN impedance scanning module, an on-chip voltage monitoring module, an on-chip PDN parameter lookup table storage module, an on-chip predictive digital power meter, and an on-chip voltage prediction-calculation module. The circuit establishes a physical model that maps historical voltages and predicted current information to predicted voltage information. By quantizing the model and using the voltage monitoring circuit and the predictive digital power meter together, the provided implements on-chip deployment of the voltage prediction circuit, and effectively predicts future on-chip voltages.

The provided is an on-chip voltage prediction circuit based on parameters of the chip's power delivery network. The circuit includes: an on-chip PDN impedance scanning module, an on-chip voltage monitoring module, an on-chip PDN parameter lookup table storage module, an on-chip predictive digital power meter, and an on-chip voltage prediction-calculation module. The circuit establishes a physical model that maps historical voltages and predicted current information to predicted voltage information. By quantizing the model and using the voltage monitoring circuit and the predictive digital power meter together, the provided implements on-chip deployment of the voltage prediction circuit, and effectively predicts future on-chip voltages.