Composite Framework Arm With Thermal Insulation for HALE Payload Mounting
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Solution Overview
Problem
Existing HALE unmanned aerial systems face inefficiencies in payload mounting, thermal management, and volume utilization, requiring new mounting holes and passive thermal regulation, which are inefficient and bulky.
Innovation Solution
A structural framework component with a composite body and arm, featuring a conduit for cabling and thermal insulation, allows modular payload support with reduced weight and volume, incorporating a transition section for efficient thermal management and structural rigidity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If components are mounted on the exterior of the chassis, then components are easily accessible, but volume utilization is inefficient
Solution Approach 1:
The chassis is divided into functional zones: exterior mounting areas for accessible components and interior cavity spaces for integrated support systems. This segmentation allows components to be distributed across different spatial planes, maintaining accessibility while improving volume utilization.
Solution Approach 2:
The support system transitions from purely exterior three-dimensional mounting to a multi-dimensional configuration that utilizes the interior cavity space. Components are arranged to exploit both exterior surface area and interior volume, effectively adding a fourth dimension (internal/external spatial relationship) to the mounting strategy.
2Adaptability or versatility
If mounting holes are drilled in the chassis for component changes, then new mounting solutions are implemented, but manufacturing complexity increases
Solution Approach 1:
The support system employs standardized mounting interfaces and universal attachment mechanisms that can accommodate multiple component types. This universality allows components to be interchanged without requiring new mounting holes or custom solutions, maintaining adaptability while reducing manufacturing complexity.
Solution Approach 2:
Mounting holes and attachment points are pre-configured in the support system during manufacturing. This preliminary action enables rapid component installation and interchangeability without requiring additional drilling or modification operations, thereby maintaining versatility while minimizing manufacturing complexity.
3Temperature
If the chassis acts as a heatsink for thermal management, then passive thermal regulation is achieved, but heat loss to the environment increases
Solution Approach 1:
The support system incorporates localized thermal management features including insulated mounting regions for temperature-sensitive components and thermally conductive pathways for heat-generating components. This local quality approach allows selective thermal regulation, maintaining effective heat dissipation while minimizing unnecessary heat loss to the environment.
Solution Approach 2:
Thermal interface materials and insulating barriers are introduced as intermediaries between components and the chassis. These intermediaries mediate heat transfer, allowing controlled thermal coupling where needed while providing thermal isolation where heat loss should be minimized, thereby improving overall thermal efficiency.
4Temperature
If insulation is added around components, then thermal management is improved, but volume efficiency decreases
Solution Approach 1:
Insulation layers are nested within the support system structure itself, integrating thermal management functionality into the existing volume. Rather than adding insulation as external add-ons that increase overall volume, the insulation is incorporated into the walls and partitions of the support system, maintaining volume efficiency while providing necessary thermal insulation.
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 solution provides a lightweight, modular, and thermally insulated payload support system that optimizes volume and thermal control, reducing the need for active thermal solutions and enabling easy component swaps.
Implementation Method 1
The body can comprise a composite material, whereby to insulate a support system from the environment outside of the body
Implementation Method 2
The body can comprise a lining of thermally insulating material on an inner surface thereof
Data Source
AI summary
In some examples, a structural framework component for an aerial platform comprises a body defining a cavity to receive a support system, and an arm to receive a payload, wherein the arm comprises a conduit to receive cabling linking a support system and a payload.