Inflatable Aircraft Storage Pod for Controlled Humidity Protection

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Solution Overview

Problem

Current methods for storing helicopters do not effectively control humidity levels, leading to rust and increased maintenance costs due to the lack of a comprehensive solution that meets the rigorous requirements of regulatory bodies like the FAA.

Innovation Solution

A system comprising an inflatable storage pod with integrated dehumidifiers and a telemetry system to monitor and control relative humidity levels, forming a Controlled Humidity Environment (CHE) around the helicopter, ensuring optimal storage conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If drape or inflatable coverings are used to protect aircraft from humid conditions, then rust and deterioration are reduced, but humidity levels inside the covering cannot be precisely monitored and controlled

Engineering Contradiction:
Improverust and deteriorationVSAvoidhumidity monitoring precision
Core Design Contradiction:
Object-affected harmful factorsVSMeasurement precision

Solution Approach 1:

The patent implements a feedback control system where humidity sensors continuously monitor the interior environment of the inflatable covering, and dehumidifiers automatically activate when humidity thresholds are exceeded. This closed-loop feedback mechanism ensures precise humidity control while preventing rust and deterioration, directly resolving the contradiction between protection effectiveness and monitoring precision.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent introduces telemetry systems and electronic controllers as intermediaries between the physical environment (humidity) and the protective covering. These intermediary devices enable precise measurement and automated control of humidity levels, transforming the passive covering into an actively managed protective system that prevents rust while maintaining precise environmental monitoring.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If inflatable coverings are used for aircraft storage, then protection from environmental damage is provided, but there is no system to actively control atmospheric conditions inside the covering

Engineering Contradiction:
Improveenvironmental damageVSAvoidatmospheric control automation
Core Design Contradiction:
Object-affected harmful factorsVSExtent of automation

Solution Approach 1:

The patent enables the inflatable covering system to self-regulate its internal atmosphere through integrated dehumidifiers and sensors that automatically monitor and adjust humidity levels without external intervention. This self-service capability transforms the covering from a passive protective shell into an active environmental control system that autonomously prevents environmental damage while implementing automated atmospheric management.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system employs feedback control where telemetry sensors continuously measure atmospheric conditions inside the inflatable covering, and this data feeds back to control dehumidifiers that automatically adjust humidity levels. This closed-loop automation ensures precise environmental control, resolving the contradiction between providing protection and implementing automated atmospheric management.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If helicopters are stored in traditional hangars or uncovered, then access and simplicity are maintained, but humidity control is insufficient leading to increased maintenance costs

Engineering Contradiction:
Improvestorage simplicityVSAvoidmaintenance reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent utilizes an inflatable flexible covering that can be easily deployed and stored, maintaining operational simplicity while creating a sealed environment for humidity control. This flexible shell approach provides portability and ease of setup compared to traditional hangars, while the sealed structure enables effective atmospheric control to improve maintenance reliability and reduce corrosion.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The system incorporates automated feedback control through integrated sensors and dehumidifiers that maintain optimal humidity levels without requiring manual intervention. This automation preserves the simplicity of operation by eliminating the need for continuous monitoring and adjustment, while simultaneously improving reliability through consistent environmental control that prevents corrosion and reduces maintenance needs.

Inventive Principle:
Principle #23Feedback

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

Significantly reduces maintenance needs by maintaining a stable humidity environment, thereby extending the lifespan of helicopters and minimizing routine checkups and maintenance costs.

Implementation Method 1

at least one dehumidifier disposed within the substantially sealed chamber

Methodology Applied
Scientific EffectDehumidification: Condensation

Implementation Method 2

a telemetry system for monitoring atmospheric conditions both inside and outside of the substantially sealed chamber

Methodology Applied
Scientific EffectHumidity sensing: Hygrometer

Data Source

PatentUS10252820B2System and method for storing aircraft
Publication Date: 2019.04.09 HELI ONE CANADA ULC
  • US10252820B2 patent drawing
  • US10252820B2 patent drawing
  • US10252820B2 patent drawing

AI summary

A system and method for storing aircraft (e.g., helicopters) in optimal humidity conditions with decreased maintenance costs is described. The aircraft is place within an inflatable storage chamber defined by a base portion and an upper portion. Once the base and upper portions are secured to each other, the chamber is inflated, and a telemetry system is disposed within the chamber to monitor and control humidity and temperature.