Glass Transport Leak Mitigation Using Silica Viscosity Barriers

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Solution Overview

Problem

Current molten glass transport systems suffer from glass leaks that compromise thermal insulation and lead to system degradation, requiring costly rebuilds due to interactions between leaked glass and surrounding materials, which diminish thermal insulation and increase energy consumption.

Innovation Solution

Incorporating silica-containing materials at strategic locations in the transport system to interact with leaked glass, increasing its viscosity and mitigating or stopping the leak.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If fused zirconia cradle and castable material are used to contain glass leaks, then corrosion resistance is improved, but thermal insulation performance deteriorates when glass leaks occur

Engineering Contradiction:
Improvecorrosion resistanceVSAvoidthermal insulation performance
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

A silica-containing material is introduced as an intermediary substance between the leaked glass and the thermal insulation material. When glass leaks occur, the silica-containing material interacts with the molten glass to increase its viscosity, creating a barrier that prevents the glass from reaching and damaging the thermal insulation layer, thus mediating the harmful interaction while preserving thermal insulation performance

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The silica-containing material changes the physical parameter (viscosity) of the leaked glass by interacting with it. This parameter change transforms the glass from a low-viscosity molten state that can penetrate and damage insulation to a high-viscosity state that is contained and neutralized, thereby protecting the thermal insulation material

Inventive Principle:
Principle #35Parameter changes

2Reliability

If silica-containing material is added to increase glass viscosity, then leak mitigation is improved, but device complexity increases

Engineering Contradiction:
Improveleak mitigationVSAvoidsystem structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The silica-containing material is applied locally at specific positions within the transport system where glass leaks are most likely to occur, rather than throughout the entire system. This localized application provides effective leak mitigation while minimizing the addition of materials and structural complexity to the overall system

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The silica-containing material is designed as a consumable component that can be easily replenished. When the silica material is depleted or becomes less effective, it can be replaced without requiring complex system reconfiguration, thereby managing system complexity while maintaining reliable leak protection

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

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 silica interaction effectively increases the viscosity of leaked glass, preventing further flow and protecting thermal insulation, thereby extending system life and reducing energy consumption.

Implementation Method 1

when the molten glass leaks out of the metal vessel and the support structure and flows into the silica-containing material, the silica in the silica-containing material interacts with the molten glass and results in increase in viscosity of the molten glass to mitigate or stop the leak

Methodology Applied
Scientific EffectSilica interaction increasing viscosity:

Data Source

PatentUS12565437B2Glass transport system
Publication Date: 2026.03.03 CORNING INC
  • US12565437B2 patent drawing
  • US12565437B2 patent drawing
  • US12565437B2 patent drawing

AI summary

A glass transport system configured to mitigate or stop damaging glass leaks by incorporating silica-containing structural components or introducing silica-containing materials to the advancing glass leak flow to cause the molten glass to interact with silica in the silica-containing material and increase the viscosity of the molten glass sufficiently to slowdown or stop the flow of the glass leak.