Sealable Fire Extinguishing Capsule with Impact-Activated Bladder
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing wildfire extinguishing systems pose risks to firefighters and volunteers, and are less effective at night, necessitating a safer and more efficient method for fire suppression.
Innovation Solution
A sealable fire extinguishing capsule designed for aerial delivery, containing multiple fire extinguishing materials that are released upon impact, utilizing a bladder mechanism and layered shell structure to efficiently disperse cryogenic and water-based substances, enhancing fire suppression and safety.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing wildfire extinguishing systems are used, then fire suppression is achieved, but risk to firefighters and volunteers increases
Solution Approach 1:
The fire extinguishing system is divided into multiple separate capsules, each containing different fire suppressant materials. These capsules are dropped from aircraft and disperse individually, eliminating the need for firefighters to approach close to the fire and thereby reducing personnel risk while maintaining fire suppression effectiveness
Solution Approach 2:
The capsule acts as an intermediary device that delivers fire suppressant materials from a safe distance (aerial deployment) to the fire. The capsule structure protects both the suppressant materials during transport and the personnel from direct exposure to the fire, mediating between the need for effective fire suppression and personnel safety
2Reliability
If existing wildfire extinguishing systems are used during the night, then fire suppression is attempted, but effectiveness decreases due to additional challenges
Solution Approach 1:
The capsule system is designed to be self-activating upon impact with the ground or fire. The impact force automatically triggers the release mechanisms without requiring manual intervention, allowing the system to function effectively during nighttime when visibility and operator awareness are reduced, thereby maintaining effectiveness while reducing operational difficulty
3Productivity
If multiple fire extinguishing materials are contained in a single capsule, then material dispersion efficiency increases, but device complexity increases
Solution Approach 1:
The capsule is segmented into distinct compartments, each housing different fire suppressant materials. This segmentation allows multiple materials to be contained and dispersed efficiently within a single capsule while organizing the internal structure in a manageable way that doesn't excessively increase complexity
Solution Approach 2:
Multiple fire suppressant materials and release mechanisms are merged into a single integrated capsule structure. The capsule combines storage, protection, and release functions in one unit, achieving efficient material dispersion while consolidating complexity into a single deployable device rather than multiple separate systems
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 capsule effectively suppresses fires with rapid material dispersion, reducing risk to personnel and increasing efficiency, especially at night, while being environmentally friendly and cost-effective.
Implementation Method 1
a fire extinguishing capsule that can be filled with components that, when dropped from a higher altitude (e.g., airplane) into a wildfire
Data Source
AI summary
A sealable capsule configured to contain one or more fire extinguishing materials is provided. The sealable capsule can include an upper and a lower shell, an internal bladder and a mechanism for releasing the fire extinguishing materials. The upper shell can include a valve, one or more through-holes filled and sealed with a corresponding number of plugs, and one or more rods, each extending from the plug to an internal plate of the releasing mechanism. The upper shell can be configured to contain a first fire extinguishing material, and the lower shell can include a membrane configured to contain a second fire-extinguishing material. The bladder can be coupled to the internal plate and to the upper and lower shells, such that the bladder is positioned within the capsule in a first position when the capsule is prepared for use and in a second position when the capsule has been activated.