Fire Spread-Limiting Assembly with Integrated Cooling Fluid Circulation

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Solution Overview

Problem

Existing firefighting devices are not always easy to use and/or efficient in quickly limiting fire spread, especially in remote locations where immediate intervention is needed.

Innovation Solution

A fire spread-limiting assembly comprising a heat-resistant covering with a cooling fluid circulation system, including flexible fluid lines, a pump, and an absorbing material layer, which can be configured for extended or compact deployment and controlled by monitoring systems to actuate cooling fluid circulation and flow rate based on fire conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If existing firefighting devices are used, then fire spread can be limited, but the response time is delayed and the devices are not easy to use in remote locations

Engineering Contradiction:
Improveresponse timeVSAvoidease of use
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

The fire spread-limiting assembly is pre-positioned at the location where fire protection is needed, with all components (heat-resistant covering, cooling fluid circulation assembly, pump, and absorbing material layer) already assembled and ready for immediate deployment. This preliminary preparation eliminates the need for rapid assembly during emergency response, enabling immediate action when fire occurs in remote locations

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system automatically detects fire conditions through temperature sensors and triggers the pump to circulate cooling fluid without requiring manual operation. The assembly self-activates when fire conditions are detected, eliminating the need for human intervention and making the system easy to use even in remote locations where operators may not be immediately available

Inventive Principle:
Principle #25Self-service

2Reliability

If a cooling fluid circulation system is integrated into the heat-resistant covering, then fire spread limitation is improved, but the device complexity increases

Engineering Contradiction:
Improvefire spread limitationVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cooling fluid circulation assembly is integrated directly into the heat-resistant covering, merging the protective covering function with the active cooling function. The pump, fluid lines, and absorbing material layer are combined within the covering structure, creating a unified system that limits fire spread while maintaining a relatively simple overall device architecture

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The absorbing material layer with porous structure is used to distribute cooling fluid efficiently across the heat-resistant covering. This porous material enables the system to handle the cooling fluid circulation function without requiring complex distribution mechanisms, simplifying the overall device while improving fire spread limitation through enhanced fluid distribution

Inventive Principle:
Principle #31Porous materials

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

Effectively limits fire spread by circulating cooling fluid within the heat-resistant covering, maintaining temperature below a predetermined limit, and adapting to fire conditions, providing a mobile and efficient solution for fire containment.

Implementation Method 1

circulating cooling fluid within the heat-resistant covering, maintaining temperature below a predetermined limit

Methodology Applied
Scientific EffectHeat absorption: Absorption (physical)

Implementation Method 2

an absorbing material layer surrounding at least partially said one or more flexible fluid lines

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Data Source

PatentUS11911641B2Fire spread-limiting assembly and fire spread-limiting method
Publication Date: 2024.02.27 GREEN STAR SYST INC
  • US11911641B2 patent drawing
  • US11911641B2 patent drawing
  • US11911641B2 patent drawing

AI summary

The present disclosure concerns a fire spread-limiting assembly comprising a heat resistant covering; and a cooling fluid circulation assembly comprising: a cooling fluid source integrated to the heat resistant covering, one or more flexible fluid lines being part of the heat resistant covering, and a pump fluidly connected to said one or more flexible fluid lines and to the cooling fluid source and configured to circulate the cooling fluid within said one or more flexible fluid lines upon actuation. There is also disclosed a method for limiting a spread of a fire.