Modular Pilot Burner for Firefighting Training

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Solution Overview

Problem

Current pilot and burner systems for firefighting training require extensive maintenance, are costly due to custom design and complex installation, and result in significant downtime, as they need to be completely disassembled and repaired on-site, which increases labor and travel costs.

Innovation Solution

An integrated pilot and burner apparatus that can be easily removed, repaired, and replaced as a single, compact unit, utilizing a single fuel line and simplified control system, allowing for efficient maintenance and reduced downtime by being interchangeable and easily installable without tools.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If the pilot and burner system is completely disassembled for maintenance and repair, then the system can be serviced and repaired, but the downtime increases and labor costs increase

Engineering Contradiction:
Improvemaintenance and repair capabilityVSAvoiddowntime
Core Design Contradiction:
Ease of repairVSLoss of time

Solution Approach 1:

The pilot and burner system is divided into a removable modular unit that can be separated from the fixed installation. This segmentation allows the pilot/burner assembly to be quickly removed and replaced without disassembling the entire system, reducing downtime while maintaining full repair capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The pilot and burner system is extracted as a separate removable unit from the fixed installation. This extraction enables the pilot/burner assembly to be taken out for maintenance or replacement as a complete unit, eliminating the need for extensive on-site disassembly and reducing both downtime and labor costs.

Inventive Principle:
Principle #2Taking out (Extraction)

2Adaptability or versatility

If the pilot and burner system is custom designed for the facility, then the system can be tailored to specific training requirements, but the installation cost increases and interchangeability decreases

Engineering Contradiction:
Improvetraining scenario capabilityVSAvoidinstallation complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The pilot and burner system is designed as a universal modular unit that can be installed in multiple training facilities and configured for different training scenarios. This universality maintains adaptability to various training requirements while simplifying installation through standardized connections and reducing interchangeability costs.

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

3Ease of operation

If the pilot and burner system uses separate control and fuel lines for pilot and burner systems, then the systems can be independently controlled, but the installation complexity and cost increase

Engineering Contradiction:
Improveindependent control capabilityVSAvoidinstallation complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The control and fuel lines for the pilot and burner systems are merged into a single integrated assembly. This combining maintains independent control capability through internal valve mechanisms while significantly reducing installation complexity by eliminating the need for separate external piping and control wiring.

Inventive Principle:
Principle #5Merging (Combining)

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

This solution reduces maintenance costs, minimizes downtime, and allows for efficient training scenarios with reduced complexity and cost, enabling frequent and repeatable training sessions with minimal disruption to training facilities.

Implementation Method 1

a pilot flame fan coupled to the pilot flame tube at the air inlet of the pilot flame tube so that, in use, the pilot flame fan delivers a flow of air into the pilot flame tube through the air inlet

Methodology Applied
Scientific EffectForced Convection: Forced Convection

Implementation Method 2

an ignition component mechanically coupled to the pilot flame tube so that, in use, the ignition component ignites fuel in the pilot tube

Methodology Applied
Scientific EffectCombustion: Combustion

Data Source

PatentUS11790806B1Pilot and burner system for firefighting training
Publication Date: 2023.10.17 FIREBLAST GLOBAL INC
  • US11790806B1 patent drawing
  • US11790806B1 patent drawing
  • US11790806B1 patent drawing

AI summary

A pilot and burner apparatus is provided for use in firefighting training. The apparatus includes a main fuel conduit and a main fuel valve. The apparatus includes a pilot tube and a pilot fuel conduit configured to deliver fuel from the main fuel conduit to the pilot tube. The apparatus includes main and pilot fuel valves to respectively control a flow of fuel in the main and pilot fuel conduits. In a pilot phase, the valves direct fuel to the pilot tube. An ignition component is configured to ignite fuel in the pilot tube to generate a pilot flame. In a burn phase, the pilot flame generates a controllable flame out of a main burner pipe by igniting fuel exiting the main fuel conduit. The controllable flame can be delivered to a training structure for training purposes.