VTOL Payload Assignment for Weight Distribution

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Solution Overview

Problem

Vertical take-off and landing (VTOL) aircraft are sensitive to uneven weight distributions, which can impact their performance and safety due to variable payloads from riders and luggage, necessitating dynamic payload assignment to ensure safe and efficient operation.

Innovation Solution

A dynamic payload assignment system that receives weight estimates and updates for riders, reassigned based on weight distribution criteria to maintain safe operational ranges, using a transport services coordination system to pair riders with VTOL aircraft, ensuring even weight distribution and adherence to weight thresholds.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If dynamic payload assignment is implemented to ensure safe weight distribution, then VTOL safety is improved, but system complexity increases

Engineering Contradiction:
ImproveVTOL safetyVSAvoidpayload assignment system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system continuously receives weight updates from riders and dynamically adjusts payload assignments based on current weight information. This feedback mechanism ensures that weight distribution criteria are constantly monitored and maintained, resolving the contradiction by automating safety checks while managing system complexity through programmed response protocols.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system changes the parameter of payload assignment dynamically based on weight estimates and updates. By adjusting which riders are assigned to which aircraft in real-time based on weight parameters, the system maintains safe operating conditions without requiring complex manual intervention, thus improving safety while controlling complexity through algorithmic decision-making.

Inventive Principle:
Principle #35Parameter changes

2Productivity

If dynamic payload assignment and reassignment is performed to maintain weight distribution criteria, then transportation efficiency is improved, but processing time increases

Engineering Contradiction:
Improvetransportation efficiencyVSAvoidpayload processing time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by receiving weight estimates before final assignment and continuously monitoring weight updates. By preparing and validating assignments in advance based on projected weights, the system optimizes transportation efficiency while minimizing real-time processing delays through pre-computed assignment strategies.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The payload assignment system is dynamic, allowing real-time reassignment based on actual weight updates. This dynamic approach enables the system to adapt to changing conditions and maintain optimal weight distribution, improving transportation efficiency while managing processing time through automated real-time calculations.

Inventive Principle:
Principle #15Dynamics

3Reliability

If weight updates are continuously monitored and reassignment is performed, then service reliability is improved, but operational complexity increases

Engineering Contradiction:
Improveservice reliabilityVSAvoidoperational complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system implements continuous feedback by monitoring weight updates and automatically triggering reassignment when criteria are no longer met. This feedback loop ensures service reliability by maintaining safe weight distribution throughout the operation, while managing operational complexity through automated response protocols that eliminate manual intervention.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The payload assignment system performs self-service by automatically monitoring its own weight distribution criteria and executing reassignment without external intervention. This self-monitoring and self-correcting mechanism improves service reliability while reducing operational complexity by eliminating the need for manual oversight and simplifying operations through autonomous decision-making.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11548642B2Safe vertical take-off and landing aircraft payload assignment
Publication Date: 2023.01.10 JOBY AERO INC
  • US11548642B2 patent drawing
  • US11548642B2 patent drawing
  • US11548642B2 patent drawing

AI summary

Vertical take-off and landing (VTOL) aircraft can provide opportunities to incorporate aerial transportation into transportation networks for cities and metropolitan areas. However, VTOL aircraft can be sensitive to uneven weight distributions, e.g., the payload of an aircraft is primarily loaded in the front, back, left, or right. When the aircraft is loaded unevenly, the center of mass of the aircraft may shift substantially enough to negatively impact performance of the aircraft. Thus, in turn, there is an opportunity that the VTOL may be loaded unevenly if seating and/or luggage placement is not coordinated. Among other advantages, dynamically assigning the VTOL aircraft payloads can increase VTOL safety by ensuring the VTOL aircraft is loaded evenly and meets all weight requirements; can increase transportation efficiency by increasing rider throughput; and can increase the availability of the VTOL services to all potential riders.