Shielded Utility Pole Interior for Multi-Wire EMI Isolation

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Solution Overview

Problem

Utility poles with hollow cores face challenges in supporting multiple wired connections for communication devices due to electromagnetic interference between wires running through their interior.

Innovation Solution

A utility pole assembly with a shield assembly comprising perpendicularly oriented planar shields within the pole shafts, dividing the hollow interior into compartments and blocking or absorbing electromagnetic radiation to prevent interference between wires.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple wires are run through the hollow interior of the utility pole, then the utility pole can support multiple communication devices, but electromagnetic interference occurs between the wires

Engineering Contradiction:

Improvecapability to support multiple communication devicesVSAvoidelectromagnetic interference between wires

Core Design Contradiction:

Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The hollow interior of the utility pole is divided into multiple separate conduits or compartments, each capable of containing individual wires or groups of wires. This segmentation physically separates the wires to prevent electromagnetic interference while maintaining the utility pole's ability to support multiple communication devices.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

Electromagnetic shielding material is introduced as an intermediary between adjacent wires or conduits within the utility pole. This shielding material blocks or absorbs electromagnetic radiation, preventing interference between wires while allowing all wires to remain housed within the same utility pole structure.

Inventive Principle:

Principle #24Intermediary (Mediator)

2Reliability

If wires are run through the hollow interior of the utility pole, then connection protection from environmental conditions is provided, but electromagnetic interference between wires occurs

Engineering Contradiction:

Improveprotection of connections from environmental conditionsVSAvoidelectromagnetic interference between wires

Core Design Contradiction:

ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The interior space is segmented into multiple conduits that provide both environmental protection and electromagnetic isolation. Each conduit acts as a separate protected channel for wires, maintaining reliability while preventing interference through physical separation.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

Electromagnetic shielding material is placed between adjacent conduits or within the same conduit surrounding multiple wires, serving as an intermediary that blocks electromagnetic radiation while allowing all wires to benefit from the common environmental protection of the utility pole interior.

Inventive Principle:

Principle #24Intermediary (Mediator)

3Device complexity

If multiple communication devices are supported on a single utility pole, then hardware consolidation is achieved, but electromagnetic interference problems arise

Engineering Contradiction:

Improveconsolidation of hardware on single poleVSAvoidelectromagnetic interference between wires

Core Design Contradiction:

Device complexityVSObject-affected harmful factors

Solution Approach 1:

The utility pole's interior is segmented into multiple conduits, allowing consolidation of multiple communication devices on a single pole while maintaining electromagnetic isolation between their connecting wires through the separated conduit paths.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

Electromagnetic shielding material is introduced as an intermediary between wires serving different communication devices, enabling hardware consolidation on a single pole while preventing electromagnetic interference through the shielding barrier.

Inventive Principle:

Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution effectively reduces electromagnetic interference between wires, enhancing signal transmission and allowing multiple communication devices to be connected without physical and signal-related issues.

Implementation Method 1

The shield assembly is configured to block or absorb electromagnetic radiation emitted from wires disposed within the utility pole interior

Methodology Applied

Scientific EffectElectromagnetic shielding: Absorption (EM radiation)

Data Source

PatentUS20240380192A1Utility Pole with Internal Electromagnetic Shielding

Publication Date: 2024.11.14 ENERGY LIGHT INC

AI summary

A utility pole assembly includes a first pole shaft. The first pole shaft includes a first front wall, a first rear wall, and a first pair of side walls connecting the first front wall and the first rear wall that form a substantially square hollow first tube. The utility pole assembly also includes a second pole shaft. The second pole shaft includes a second front wall, a second rear wall, and a second pair of side walls connecting the second front wall and the second rear wall that form a substantially hollow square second tube. A mounting connector connects the first pole shaft and the second pole shaft. A shield assembly includes a first substantially planar shield and a second substantially planar shield. The first and second substantially planar shields are oriented substantially perpendicularly.