Intelligent Grid Interface Node for Flexible Utility Network Integration

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Solution Overview

Problem

The utility industry faces challenges in transforming the existing grid into an Intelligent Grid System that is flexible enough to integrate with emerging technologies, avoiding obsolescence and unnecessary expenses, while current solutions fail to address this comprehensively and efficiently.

Innovation Solution

The development of an Open Intelligent Grid System architecture using the Intelligent Grid Interface Node (IGIN), which enables seamless connectivity and communication across various media, supports future technologies, and allows for remote control and management, utilizing standard computer hardware and operating systems to create a self-aware and controllable grid.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional grid infrastructure is used, then initial investment cost is reduced, but the system becomes obsolete and requires costly replacements in the future

Engineering Contradiction:
Improvesystem obsolescence resistanceVSAvoidsystem architecture complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system employs dynamic configurability through software-based control layers that can adapt to emerging technologies. The architecture allows utilities to reconfigure grid components and communication protocols as new technologies emerge, preventing obsolescence without requiring complete hardware replacements.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The intelligent grid system integrates multiple communication media (fiber optic, wireless, power line communication) and control protocols within a single unified architecture. This multi-functional capability allows the system to handle various emerging technologies through a common platform, reducing the need for specialized infrastructure for each technology.

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

2Adaptability or versatility

If flexible architecture supporting future technologies is implemented, then adaptability to emerging technologies is improved, but initial hardware and system complexity increases

Engineering Contradiction:
Improvetechnology integration flexibilityVSAvoidsystem architecture complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system is divided into distinct functional layers: communication media layer, protocol layer, and application layer. This segmentation allows each layer to be independently optimized and updated, enabling technology integration without overwhelming system complexity. Utilities can adopt new technologies at specific layers without reconfiguring the entire system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Protocol translators and gateway devices serve as intermediaries between different communication media and control systems. These intermediaries enable seamless integration of emerging technologies by converting protocols and formats, reducing the apparent complexity for end users while maintaining high adaptability.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If comprehensive intelligent grid transformation is implemented, then system functionality and control capability are improved, but implementation cost and project complexity increase

Engineering Contradiction:
Improvegrid control efficiencyVSAvoidimplementation complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system incorporates pre-configured communication pathways and control protocols that are established during initial deployment. This preliminary setup enables future technologies to be integrated more easily, as the foundational infrastructure is already in place, reducing implementation complexity while maintaining high functionality.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Multiple communication protocols and control functions are merged into unified intelligent devices that can handle various tasks simultaneously. This consolidation reduces the number of separate components needed, lowering implementation complexity while maintaining comprehensive grid control efficiency.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS7680548B2Intelligent grid system
Publication Date: 2010.03.16 DIGITALGIC
  • US7680548B2 patent drawing
  • US7680548B2 patent drawing
  • US7680548B2 patent drawing

AI summary

The future of the utility industry will be defined by how its leaders can transform the grid from a “passive” network of cables, wires, poles, and other hardware to a self-aware and fully controllable grid system—an Intelligent Grid System (IGS). We will discuss a novel set of design guidelines for utilities (and other industries) to build their own Open Intelligent Grid System with the lowest possible risk and cost, while achieving the architectural criteria, technical features and functions required. We will discuss how to avoid the dead ends to which limited design and architecture can lead, and we will lay out the design solutions that will overcome the business and technical challenges posed by an array of technology products and business imperatives. Using IGIN (Intelligent Grid Interface Node), one can integrate or connect hybrid networks for different purposes, such as power electric industry, telecommunication, computer network, and Internet.