Dynamic Load Platform for Vehicle Stability Control

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Solution Overview

Problem

Existing load balancing systems for transportation vehicles are limited in their operational range and stability, especially when handling loads on sloping surfaces or in unstable conditions such as off-road or off-shore environments.

Innovation Solution

An arrangement comprising a platform on a transportation vehicle with an actuating device, sensing device, and controlling device that adjusts the platform's position based on vehicle and environmental sensing signals to maintain optimal load distribution and center of gravity, using a combination of sensors like accelerometers, inclinometers, and GNSS, and actuators like hydraulically operated cylinders or electric motors.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional shock absorbers and supporting devices are used for vehicle balancing, then the vehicle can maintain basic stability on sloping surfaces, but the operational range and stability are very limited especially in off-road and off-shore environments

Engineering Contradiction:
Improveoperational rangeVSAvoidvehicle stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The platform is made dynamically adjustable through an actuating device that can change its position relative to the vehicle body in real-time. This allows the system to adapt to various terrain conditions and load configurations, significantly expanding the operational range while maintaining stability through active control rather than passive fixed structures.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

A sensing device continuously monitors vehicle parameters and generates sensing signals that are fed to a controlling device. The controller processes this feedback information and adjusts the platform position accordingly, creating a closed-loop control system that maintains vehicle stability across diverse operating conditions, thereby improving both adaptability and reliability simultaneously.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If a fixed platform is used for load transportation, then the structure is simple, but the vehicle cannot effectively balance or manage weight distribution on challenging terrains

Engineering Contradiction:
Improveload balancing capabilityVSAvoidplatform structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system incorporates automatic control where the sensing device monitors vehicle status and the controlling device autonomously adjusts the platform position without requiring manual intervention. This self-service capability simplifies operation while the automated nature of the system justifies the increased structural complexity through intelligent control rather than mechanical complexity.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Traditional mechanical balancing systems are replaced with an electromechanical control system comprising sensors, controllers, and actuators. This substitution transforms the platform from a purely mechanical structure to an intelligent system that uses electronic sensing and control to achieve load balancing, improving ease of operation while managing complexity through integration.

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

3Reliability

If the platform position is not adjusted dynamically, then the system is simple to control, but the center of gravity cannot be maintained within the optimal area during vehicle movement

Engineering Contradiction:
Improvecenter of gravity controlVSAvoidplatform adjustment control
Core Design Contradiction:
ReliabilityVSExtent of automation

Solution Approach 1:

The sensing device continuously monitors vehicle parameters in advance, and the controlling device predicts required platform adjustments before significant instability occurs. This preliminary action allows the system to proactively maintain center of gravity within the optimal area, enhancing reliability while the automated prediction and adjustment reduce the burden on manual control systems.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

A closed-loop feedback system continuously monitors vehicle status and automatically adjusts platform position to maintain optimal center of gravity. The sensing signals provide real-time feedback to the controller, which automatically commands the actuating device to make necessary adjustments, thereby ensuring reliable center of gravity control while minimizing the need for manual intervention through automation.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10414318B2Arrangement for optimizing load position in relation to transportation vehicle
Publication Date: 2019.09.17 RAKKATEC OY
  • US10414318B2 patent drawing
  • US10414318B2 patent drawing
  • US10414318B2 patent drawing

AI summary

A method and an arrangement for optimizing load position in relation to a transportation vehicle, comprising a platform arranged to the transportation vehicle for receiving a load; an actuating device for moving the platform in relation to the transportation vehicle; a sensing device configured to generate a vehicle sensing signal and/or a non-vehicle sensing signal; a controlling device configured to receive at least one of the vehicle sensing signal and the non-vehicle sensing signal; generate controlling commands based on the received at least one of the vehicle sensing signal and the non-vehicle sensing signal; and transmit the controlling commands to the actuating device; wherein the actuating device is configured to receive the controlling commands and to move the platform in relation to the transportation vehicle based on the controlling commands.