# US 12,003,213 B2 · Methods and systems for integrating energy control systems with electrical systems

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 12,003,213 B2
- Document ID: US12003213B2
- Status: Granted
- Kind: B2
- Application number: 18/148,132
- Filed: 2022-12-29
- Published: 2023-05-11
- Granted: 2024-06-04
- Earliest claimed: 2020-07-21
- Assignees: SunPower Corporation
- Applicants: Sunpower Corporation
- Inventors: Sandeep Narla; Brian Risi; Andrew Lutkus
- Web page: https://patentgrep.com/patent/US12003213B2

## CPC

- H02J 9/06: with automatic change-over {, e.g. UPS systems}
- H02S 40/34: comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
- H02J 3/001: Arrangements for handling faults or abnormalities, e.g. emergencies or contingencies
- H02J 3/381: {Dispersed generators}
- H02J 13/10: characterised by displaying of information or by user interaction, e.g. supervisory control and data acquisition [SCADA] systems
- H02S 40/36: characterised by special electrical interconnection means between two or more PV modules, e.g. electrical module-to-module connection
- H02S 40/38: Energy storage means, e.g. batteries, structurally associated with PV modules
- G06Q 50/06: Energy or water supply
- H02B 1/03: for energy meters
- H02B 1/24: Circuit arrangements for boards or switchyards
- H02B 1/32: Mounting of devices therein
- H02J 7/35: with light sensitive cells
- H02J 2101/24: Photovoltaics
- H02J 2105/12: supplying households or buildings
- Y02B 10/70: Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
- Y02B 70/30: Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
- Y02B 90/20: Smart grids as enabling technology in buildings sector (smart grids supporting the management or operation of end-user stationary applications in general, or like technologies with no associated climate change mitigation effect Y04S20/00)
- Y02E 10/56: Power conversion systems, e.g. maximum power point trackers
- Y02E 70/30: Systems combining energy storage with energy generation of non-fossil origin
- Y04S 20/12: Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
- Y04S 20/248: UPS systems or standby or emergency generators
- H02J: ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02S: GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES (obtaining electrical energy from radioactive sources G21H1/12; light sensitive inorganic semiconductor devices H10F; light sensitive organic semiconductor devices H10K30/00; thermoelectric devices H10N10/00; pyroelectric devices H10N15/00)
- G06Q: INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- H02B: BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- Y02B: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- 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

The present disclosure provides systems and methods for integrating an energy control system with an electrical system having a utility meter connected to a utility grid, a photovoltaic (PV) system, an energy storage system, and a plurality of electrical loads. The systems and methods include determining a site condition of the electrical system, determining a type of backup configuration for the electrical system based on the determined site condition, and determining a location of at least one of a main circuit breaker, the PV system, a subpanel, and a site current transformer with respect to the energy control system based on the determined site condition and the determined type of backup configuration.

## Claims

### Claim 1

An electrical system, comprising:
a service panel electrically coupled to a utility grid, the service panel comprising a first feed circuit and a second feed circuit;
a first microgrid system comprising:
a first energy control system electrically coupled to the first feed circuit and a plurality of first backup loads,
a first photovoltaic (PV) power generation system electrically coupled to the first energy control system, and
a first energy storage system electrically coupled to the first energy control system; and
a second microgrid system comprising:
a second energy control system electrically coupled to the second feed circuit and a plurality of second backup loads,
a second PV power generation system electrically coupled to the second energy control system, and
a second energy storage system electrically coupled to the second energy control system,
wherein the first energy control system is configured to transmit electronic data relating to the first microgrid system over a network to a computing device, and the second energy control system is configured to transmit electronic data relating to the second microgrid system over the network to the computing device.

### Claim 2 (depends on 1)

The electrical system of claim 1, wherein the first energy control system is configured to operate in an on-grid mode electrically connecting the first PV power generation system and the first energy storage system to the utility grid and a backup mode electrically disconnecting the first PV power generation system and the first energy storage system from the utility grid.

### Claim 3 (depends on 1)

The electrical system of claim 1, wherein the second energy control system is configured to operate in an on-grid mode electrically connecting the second PV power generation system and the second energy storage system to the utility grid and a backup mode electrically disconnecting the second PV power generation system and the second energy storage system from the utility grid.

### Claim 4 (depends on 1)

The electrical system of claim 1, wherein the electronic data relating to the first microgrid system indicates at least one of a current state of charge of the first energy storage system, a power output of the first PV power generation system, and a load consumption by the plurality of first backup loads.

### Claim 5 (depends on 4)

The electrical system of claim 4, wherein the electronic data relating to the second microgrid system indicates at least one of a current state of charge of the second energy storage system, a power output of the second PV power generation system, and a load consumption by the plurality of second backup loads.