# US 2015/0105931 A1 · System and Methods for Actively Managing Electric Power Over an Electric Power Grid

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- Number: US 2015/0105931 A1
- Document ID: US20150105931A1
- Status: Published application
- Kind: A1
- Application number: 14/575,265
- Filed: 2014-12-18
- Published: 2015-04-16
- Earliest claimed: 2012-06-20
- Assignees: Causam Energy, Inc.
- Applicants: Causam Energy, Inc.
- Inventors: Joseph W. Forbes, JR.
- Web page: https://patentgrep.com/patent/US20150105931A1

## CPC

- G05F 1/66: Regulating electric power
- G06F 1/266: {Arrangements to supply power to external peripherals either directly from the computer or under computer control, e.g. supply of power through the communication port, computer controlled power-strips}
- H02J 3/14: by switching loads on to, or off from, the networks, e.g. progressively balanced loading
- H02J 3/38: Arrangements for feeding a single network from two or more generators or sources in parallel; Arrangements for feeding already energised networks from additional generators or sources in parallel
- H02J 3/388: Arrangements for the handling of islanding, e.g. for disconnection or for avoiding the disconnection of power
- H02J 3/466: Scheduling or selectively controlling the operation of the generators or sources, e.g. connecting or disconnecting generators to meet a demand
- H02J 3/48: Controlling the sharing of active power
- H04L 41/50: Network service management, e.g. ensuring proper service fulfilment according to agreements
- H02J 3/32: using batteries or super capacitors with converting means
- H02J 2105/12: supplying households or buildings
- Y02B 70/3225: Demand response systems, e.g. load shedding, peak shaving
- Y02P 90/84: Greenhouse gas [GHG] management systems
- Y02P 90/845: Inventory and reporting systems for greenhouse gases [GHG]
- Y04S 20/222: Demand response systems, e.g. load shedding, peak shaving
- G05F: SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- H02J: ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- Y02B: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02P: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y04S: SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS

## Abstract

Systems and methods for managing power on an electric power grid including a server for communicating IP-based messages over a network with distributed power consuming devices and/or power supplying devices, the IP-based messages including information including a change in state of the power consuming device(s), a directive for a change in state of the power consuming device(s), a priority message, an alert, a status, an update, a location with respect to the electric power grid, a function, device attributes, and combinations thereof.

## Claims

### Claim 1

A system for managing power on an electric power grid comprising:
a server having a processor coupled with a memory, and constructed and configured for communication over a network for communicating IP-based messages with distributed power consuming devices and/or power supplying devices;
a database for storing information relating to power consumed by the distributed power consuming devices and the amount of power available to be reduced to each of the distributed power consuming devices;
wherein the IP-based messages include information including at least one of a change in state of the distributed power consuming device(s), a directive for a change in state of the distributed power consuming device(s), a priority message, an alert, a status, an update, a location with respect to the electric power grid, a function, and device attributes; and
wherein the server is operable to receive or initiate power control commands and corresponding IP-based messages in communication with the distributed power consuming devices.

### Claim 2 (depends on 1)

The system of claim 1 further comprising a smart meter interface operable to communicate with a smart meter and the server via IP-based messages.

### Claim 3 (depends on 1)

The system of claim 1 further including at least one revenue grade sub-meter in network-based IP-based message communication with the server.

### Claim 4 (depends on 1)

The system of claim 1, wherein the system is operable for providing revenue grade metrology in real-time, near real-time, or the timing required by a grid operator entity for generating operating reserves for grid stability.

### Claim 5 (depends on 1)

The system of claim 1 further comprising consumer profiles corresponding to the distributed power consuming devices, wherein a plurality of the consumer profiles are operable to be aggregated by an energy management system (EMS) and/or the server, wherein the EMS and/or the server is operable to calculate an operating reserve based on a curtailment of power to a plurality of power consuming devices associated with the plurality of consumer profiles and send IP-based communications to the power consuming devices associated with the plurality of consumer profiles, wherein the plurality of power consuming devices are operable to curtail power consumption after receipt of the IP-based communications to create the operating reserve.

### Claim 6 (depends on 1)

The system of claim 1, wherein the distributed power consuming devices include an environmentally-dependent device, the environmentally-dependent device including at least one of a thermostat, a washer, a dryer, a hot water heater, a HVAC unit, a fan, a pool pump, and a smart thermostat.

### Claim 7

A system for managing power on an electric power grid comprising:
a server having a processor coupled with a memory, and constructed and configured for communication over a network for communicating IP-based messages with distributed power consuming devices and/or power supplying devices;
at least one active load client operable to control at least one of the distributed power consuming devices and receive at least one IP-based power reduction message specifying an amount of electric power to be reduced for the at least one distributed power consuming device;
wherein the at least one active load client is further operable to automatically reduce the amount of power supplied to the at least one distributed power consuming device in response to the at least one IP-based power reduction message;
wherein the at least one distributed power consuming device has a corresponding power supply value (PSV) for a period of time of the reduced amount of power supplied.

### Claim 8 (depends on 7)

The system of claim 7, wherein the at least one active load client is operable to send an IP-based load status message to a utility control center, wherein the IP-based load status message includes at least one of a power consumption indicator and a power management status associated with the at least one power consuming device.

### Claim 9 (depends on 7)

The system of claim 7, wherein the IP-based power reduction message includes instructions for managing power control events.

### Claim 10 (depends on 9)

The system of claim 9, wherein the instructions for managing power control events include alternating reduction in power to the distributed power consuming devices based upon profiles associated with each of the distributed power consuming devices.

### Claim 11 (depends on 7)

The system of claim 7, wherein the IP-based message includes a power inquiry command requesting the server to determine an amount of electric power available for temporary reduction from supply by a requesting electric utility, a market participant, or electric power grid operator(s).

### Claim 12 (depends on 11)

The system of claim 11, wherein the processor is operable to issue a power control event message responsive to the power inquiry command, and wherein a database is operable to store current power usage information for the requesting electric utility, the market participant, or the electric power grid operator(s).

### Claim 13 (depends on 7)

The system of claim 7, wherein the distributed power consuming devices and power supplying devices are operable for cross-communication with other power consuming and other supplying devices over a network via IP-based messaging.

### Claim 14 (depends on 7)

The system of claim 7, wherein the communication standards for the IP-based messages include at least one of inter-control center communications protocol (ICCP) and master supervisory control and data acquisition (SCADA).

### Claim 15 (depends on 7)

The system of claim 7, wherein the IP-based messages are transmitted via at least one of Ethernet, first generation wireless communications methods, second generation communications methods such as Code Division Multiple Access (1XRT) and Enhanced Data Rates for GSM Evolution (EDGE), third generation protocols such as Evolution for Data Only (EVDO) and High Speed Packet Access (HSPA), fourth generation protocols such as Long Term Evolution (LTE), IEEE 802.11 (X), and WiFi, any derivative standard approved by the IEEE, the International Telecommunications Union, or any domestic or international standard body, and any proprietary protocols that contain an Internet Protocol packet.

### Claim 16 (depends on 7)

The system of claim 7 further comprising a device control manager operable for communicating IP-based messages with the server, wherein the IP-based messages include at least one of temperature set points for thermally controlled power consuming devices, time intervals during which load control is permitted or prohibited, dates during which load control is permitted or prohibited, and priorities of power consuming device control.

### Claim 17 (depends on 7)

The system of claim 7 further comprising at least one remote terminal unit for controlling assets for an energy management system (EMS).

### Claim 18 (depends on 17)

The system of claim 17, wherein the at least one remote terminal unit is operable to control assets using proprietary client software or web-based client software.

### Claim 19 (depends on 7)

The system of claim 7, wherein the PSV is provided responsive to an energy management system (EMS) for providing grid stability and reliability.

### Claim 20 (depends on 7)

The system of claim 7, wherein the automatic reduction in the amount of power supplied to the at least one distributed power consuming device creates an operating reserve, wherein a multiplicity of operating reserves are operable to be aggregated to act as one resource through an energy management system (EMS).

### Claim 21 (depends on 20)

The system of claim 20, wherein the operating reserve is at least one of a non-spinning reserve, a spinning reserve, and a regulating reserve.

### Claim 22 (depends on 7)

The system of claim 7, wherein the electric power grid includes a microgrid, the microgrid including a plurality of distributed power consuming devices, wherein each of the plurality of distributed power consuming devices includes a customer profile associated with the power consuming device.

### Claim 23 (depends on 22)

The system of claim 22, wherein the customer profile includes a status and is operable to change states based upon instructions provided by a market participant via an interface of any web-enabled device.

### Claim 24 (depends on 23)

The system of claim 23, wherein the states include compliance information necessary for the market participant to maintain grid stability and reliability and/or information relating to measurement, verification, telemetry, settlement, or PSV.

### Claim 25 (depends on 7)

The system of claim 7 further comprising a database for storing information relating to power consumed by the distributed power consuming devices and the amount of electric power available to be reduced to each of the distributed power consuming devices.

### Claim 26

An apparatus for managing power on an electric power grid comprising:
a server having a processor coupled with a memory, and constructed and configured for communication over a network for communicating IP-based messages with at least one power consuming device, wherein at least one of the IP-based messages is at least one IP-based power reduction message, wherein the at least one IP-based power reduction message specifies an amount of electric power to be reduced to the at least one power consuming device;
wherein the amount of power supplied to the at least one power consuming device is automatically reduced in response to the at least one IP-based power reduction message;
wherein the at least one power consuming device has a corresponding power supply value (PSV) for a period of time of the reduced amount of power supplied.
