Multi-Interface Energy Panel for Peak Demand Battery Dispatch

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Solution Overview

Problem

Existing systems lack efficient methods for managing energy distribution between electric vehicles, energy storage units, and electrical grids, particularly during high demand periods, without compromising the state-of-charge of batteries.

Innovation Solution

A multi-interface energy panel with a first interface connected to an electrical grid and a second interface connected to a battery or energy storage unit, which dynamically adjusts energy distribution based on the state-of-charge of both, providing energy to a location from the battery or storage unit when grid demand exceeds a threshold.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If energy is provided from battery to location during high grid demand, then grid demand is reduced, but battery state-of-charge decreases

Engineering Contradiction:
Improveenergy supply stabilityVSAvoidbattery state-of-charge
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The system performs preliminary charging of the battery during low grid demand periods when electricity is cheaper and grid stress is lower. This advance preparation ensures that energy is available for later discharge during peak demand periods, resolving the contradiction between providing energy during high demand and maintaining battery charge levels.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system continuously monitors grid demand levels, battery state-of-charge, and energy flow, dynamically adjusting the energy management strategy. This feedback mechanism allows the system to optimize the balance between discharging during peak demand and maintaining sufficient charge, preventing complete battery depletion while maximizing grid support during critical periods.

Inventive Principle:
Principle #23Feedback

2Productivity

If multi-interface energy panel dynamically adjusts energy distribution, then energy optimization is improved, but system complexity increases

Engineering Contradiction:
Improveenergy distribution efficiencyVSAvoidenergy panel structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The energy panel incorporates multiple interfaces that can connect to different energy sources (grid, battery, renewable sources) and perform various functions (charging, discharging, monitoring, control). This multi-functionality allows a single device to handle diverse energy management tasks, improving overall efficiency while containing complexity within an integrated platform rather than requiring separate specialized components.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20250256603A1Intelligent multi-interface energy panel
Publication Date: 2025.08.14 TOYOTA MOTOR NORTH AMERICA INC
  • US20250256603A1 patent drawing
  • US20250256603A1 patent drawing
  • US20250256603A1 patent drawing

AI summary

An example operation includes one or more of providing energy to a location through a multi-interface energy panel, wherein first interface connects to an electrical grid and a second interface connects to one or more of a battery of an electric vehicle at the location or a second battery of an energy storage unit at the location, and wherein, in response to a demand of the electrical grid being above a threshold, providing the energy through the multi-interface energy panel to the location, from the first battery or the second battery, based on a state-of-charge of the first battery and a state-of-charge of the second battery.