Telehandler Control System Spatial Constraint Enforcement
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Solution Overview
Problem
Operators of telehandlers face challenges in efficiently and safely performing repetitive movements within precise spatial limits, leading to potential safety hazards and reduced efficiency due to the need for constant attention and manual control of actuators to avoid collisions and interference with the surrounding environment.
Innovation Solution
A control system for telehandlers that includes a processing unit capable of automatically adjusting the operation of actuators based on spatial constraints, using a user interface and sensors to set and enforce movement limits, ensuring safe and efficient operation by automatically positioning the telescopic arm and platform within predetermined spatial arrangements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the operator manually controls the actuators to perform repetitive movements within precise spatial limits, then the telehandler can avoid collisions and interference with the surrounding environment, but the operator must maintain constant attention and reliability which reduces efficiency and increases operational complexity
Solution Approach 1:
The control system automatically monitors and adjusts the position of moving elements based on predetermined spatial arrangements, enabling the telehandler to perform repetitive tasks autonomously without continuous operator intervention, thus improving efficiency while maintaining safety through automated constraint enforcement
Solution Approach 2:
The system pre-establishes spatial constraints and movement limits before operation begins, allowing the automated control system to proactively prevent collisions and interference rather than reacting to dangerous situations, thereby enhancing both safety and operational flow
2Reliability
If the operator manually controls the actuators with great concentration to prevent dangerous circumstances, then the safety of persons and integrity of structures is maintained, but the operational complexity and difficulty of operation increase
Solution Approach 1:
The automated control system continuously monitors the positions of moving elements and automatically adjusts them to remain within safe spatial limits, eliminating the need for operator concentration and manual vigilance while maintaining high safety standards through automated constraint enforcement
Solution Approach 2:
The system continuously monitors the actual positions of moving elements and compares them against predetermined spatial arrangements, automatically making adjustments when deviations are detected, thereby maintaining safety without requiring operator attention or complex manual control
3Productivity
If the control system automatically adjusts the operation of actuators based on spatial constraints, then the productivity and ease of operation are improved, but the device complexity increases
Solution Approach 1:
The control system is designed to work with various types of self-propelled machines and can enforce different spatial constraints and predetermined arrangements, making the automated safety and efficiency features universally applicable across multiple machine types and operational contexts without requiring separate complex systems for each application
4Adaptability or versatility
If the operator performs repetitive operations manually, then the telehandler can handle variable positions and trajectories, but the loss of time and productivity increase due to the need for scrupulous and concentrated operation
Solution Approach 1:
The automated control system handles repetitive positioning tasks autonomously, rapidly moving elements between predetermined positions without requiring operator intervention for each movement, thereby maintaining adaptability to variable positions while dramatically reducing the time required for repetitive operations
Data Source
AI summary
The self-propelled operating machine (1) is equipped with movable elements (10, 11, 13) which include a lifting arm (10) having an apparatus (13) and equipped with a plurality of actuators (20, 21, 22, 23) designed to actuate movements of the moving elements (10, 11, 13).The machine comprises a control system which includes a processing unit (3) which comprises a control module (31) configured for producing control signals designed for adjusting the operation of the actuators (20, 21, 22, 23) on the basis of one or more spatial limiting parameters.One or more of the limiting parameters is a function of spatial constraints for the movements of the above-mentioned elements.