Drone Cargo Loading Layout for Center of Gravity Stability

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Solution Overview

Problem

The proliferation of Unmanned Aerial Vehicles (UAVs) for package delivery poses challenges in air traffic control due to the sheer quantity of drones, imbalance, and uneven loading, which can affect flight stability and navigation, requiring efficient systems for center of gravity management and communication over wireless networks.

Innovation Solution

A method for loading UAVs involves determining the weight and size of items, positioning them to maintain a combined center of gravity within a predetermined region, using scales, flight data, and securing items with spacers and fillers to ensure stability and balance during flight.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If multiple items are loaded onto the UAV without center of gravity management, then the cargo capacity is maximized, but the flight stability deteriorates due to imbalance and uneven loading

Engineering Contradiction:
Improvecargo capacityVSAvoidflight stability
Core Design Contradiction:
Quantity of substanceVSStability of the object's composition

Solution Approach 1:

The system performs preliminary determination of each item's weight, size, and center of gravity before loading. The controller calculates the combined center of gravity of all items and determines their optimal positioning in advance to ensure the combined center of gravity falls within the predetermined safe region, preventing flight instability before it occurs

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system applies different positioning strategies to different items based on their individual properties. Each item is positioned at a specific location within the cargo compartment rather than uniform distribution, with the positioning determined by the item's weight, size, and center of gravity characteristics to achieve overall balance

Inventive Principle:
Principle #3Local quality

2Stability of the object's composition

If items are positioned to maintain center of gravity within predetermined region, then flight stability is improved, but the loading complexity increases due to multiple measurement and positioning steps

Engineering Contradiction:
Improveflight stabilityVSAvoidloading complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The controller automatically performs all center of gravity calculations and positioning determinations without requiring manual intervention. The system self-manages the entire loading optimization process by computing the combined center of gravity and determining optimal item positions based on input data from scales and item specifications

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system replaces manual loading operations with an automated control system that uses computational algorithms to determine optimal positioning. Instead of manual trial-and-error positioning, the controller calculates precise positions based on weight and center of gravity data, reducing the need for physical adjustment during loading

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS11597614B2Center of gravity based drone loading for multiple items
Publication Date: 2023.03.07 METAL RAPTOR INC
  • US11597614B2 patent drawing
  • US11597614B2 patent drawing
  • US11597614B2 patent drawing

AI summary

A method for loading an Unmanned Aerial Vehicle with multiple items is disclosed. The method includes determining a weight, size, and Center of Gravity of each of the multiple items. The method also includes positioning the multiple items relative to one another such that a combined Center of Gravity of the multiple items will be positioned within a predetermined region. The method further includes loading the multiple items onto the Unmanned Aerial Vehicle with the combined Center of Gravity of the multiple items positioned within the predetermined region.