Electrical power control method and system
AssigneeApplied Hybrid Energy Pty Ltd
InventorsJohn Charles Ellice-Flint, Petar Branko Atanackovic
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Abstract
A method and system for controlling the transfer of electrical power between a first electrical network and a second electrical network is disclosed. The method includes receiving at the second electrical network pricing information from the first electrical network, the pricing information associated with the supply of electrical power between the first electrical network and the second electrical network and modifying a demand characteristic of the second electrical network based on the pricing information.
Claims32
A method for controlling the transfer of electrical power between a first electrical network and an end-user second electrical network, wherein the first electrical network is an electrically interconnected utility-scale grid under the control of a market operator comprising at least one power generation source, and comprising a transmission and/or distribution interconnection network operable to supply power from the electrically interconnected utility-scale grid to the end-user second electrical network, comprising:
- determining by the at least one generation source or market operator a temporal power pricing forecast based on a future generation and supply capacity of the at least one power generation source to the electrically interconnected utility-scale grid;
- determining by the end-user second electrical network an end-user temporal demand forecast based on the future demand of the end-user second electrical network for a future time window, wherein the end-user temporal demand forecast is determined in accordance with a predictive neural network based model of the end-user second electrical network, wherein the predictive neural network based model characterizes a required electrical input from the first electrical network desired electrical output operating characteristics of the end-user second electrical network;
- operably linking the end-user second electrical network to the first electrical network based on the end-user second electrical network committing to the end-user temporal demand forecast for the future time window;
- and
- supplying electricity by the first electrical network to the end-user second electrical network for the future time window in accordance with the end-user temporal demand forecast.
An electrical power switching system comprising:
- a first electrical network, wherein the first electrical network is an electrically interconnected utility-scale grid under the control of a market operator comprising at least one power generation source and a transmission and/or distribution interconnection network operable to supply power from the first electrical network, the first electrical network determining a temporal power pricing forecast based on a future generation and supply capacity of the at least one power generation source to the electrically interconnected utility-scale grid;
- an end-user second electrical network operably connectable to the first electrical network to allow electrical power to flow between the first electrical network and the end-user second electrical network, the end-user second electrical network determining an end-user temporal demand forecast based on the future demand of the end-user second electrical network for a future time window;
- at least one power measurement device for providing a real-time measurement of the flow of electrical power between the first electrical network and the end-user second electrical network;
- a power flow modulation device operable to modulate the electrical power consumption between the first electrical network and at least a portion of the end-user second electrical network;
- and
- a controller receiving as input an output of the at least one power measurement device and operable to control the power flow modulation device for the future time window with time dependent programmable events determined in accordance with a predictive neural network based model of the end-user second electrical network, wherein the predictive neural network based model characterizes a required electrical input from the first electrical network desired electrical output operating characteristics of the end-user second electrical network, to modulate the transfer of electrical power between the first electrical network and the end-user second electrical network based on the end-user second electrical network committing to the end-user temporal demand forecast for the future time window.
An electrical power control system for interfacing an end-user to a supply electrical network, wherein the supply electrical network is an electrically interconnected utility-scale grid under the control of a market operator comprising at least one power generation source and a transmission and/or distribution interconnection network operable to supply power from the supply electrical network to the end-user, the system including:
- at least one controller and an end-user load, the controller operable to determine or receive a temporal power pricing forecast based on a future generation and supply capacity of the supply electrical network and to determine or receive an end-user temporal demand forecast based on the future demand of the end-user for a future time window, wherein the end-user temporal demand forecast is determined in accordance with a predictive neural network based model of the end-user second electrical network, wherein the predictive neural network based model characterizes a required electrical input from the first electrical network desired electrical output operating characteristics of the end-user second electrical network;
- at least one of an on-site power generation plant and/or a power storage plant controlled by the controller that forms an end-user electrical system configured to produce bi-directional electrical power transfer to and from the supply electrical network and the end-user;
- a power measurement device for recording flow data associated with time dependent electrical energy flows between the supply electrical network and the end-user load, wherein the data collected by the power measurement device is capable of being interrogated or queried remotely by both a supply electrical network retailer and the end-user, the power measurement device operable to store flow data over a predetermined time period;
- and
- at least one transfer switch controllable by the controller to modulate the transfer of electrical power between the supply electrical network and the end-user based on the end-user committing to the end-user temporal demand forecast for the future time window.
A method for controlling a time dependent transfer of electrical power by at least one generator interconnected within a first electrical network and a time dependent consumption of power by a second electrical network, wherein the first electrical network is an electrically interconnected utility-scale grid under the control of a market operator comprising at least one power generation source and a transmission and/or distribution interconnection network operable to supply power from the first electrical network to the second electrical network, comprising:
- receiving at a second electrical network a temporal power pricing forecast determined by the first electrical network based on a future generation and supply capacity of a specific generation asset to the electrically interconnected utility-scale grid;
- determining by the electrical network a second electrical network temporal demand forecast based on the future demand of the second electrical network for a future time window, wherein the second electrical network temporal demand forecast is determined in accordance with a predictive neural network based model of the end-user second electrical network, wherein the predictive neural network based model characterizes a required electrical input from the first electrical network desired electrical output operating characteristics of the end-user second electrical network;
- negotiating with the specific generation asset of the first electrical network for a purchase of a forecast electrical power for a relevant negotiated time period corresponding to the future time window;
- and
- synchronising the second electrical network to the first electrical network for supply of electrical power for the relevant negotiated time period to the second electrical network.
Dependencies are inferred from the claim text.