Unloading Nudge Indication for Vehicle Position Alignment
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Operators of agricultural and construction vehicles face challenges in maintaining high efficiency and optimal monitoring of material unloading operations, particularly when receiving vehicles are positioned behind or alongside the harvester, leading to potential misalignment and material spillage.
Innovation Solution
A control system that generates a communication signal for position changes between leading and following vehicles, accompanied by an operator display indicating impending nudges to adjust the relative position, ensuring a more precise and efficient unloading process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the operator manually controls the position of the unloading spout and flap to fill the truck or cart evenly, then the unloading operation can be performed, but the operator's attention is diverted from harvesting control and misalignment may occur causing material spillage
Solution Approach 1:
The system enables the unloading operation to control itself through automated detection and control mechanisms. The spout position controller and flap position controller automatically adjust positions based on detected material fill levels and vehicle positions, eliminating the need for operator intervention in position control while maintaining reliable harvesting operations.
Solution Approach 2:
The system implements continuous feedback loops where detectors monitor material fill levels and vehicle positions, and this information feeds back to the control systems that automatically adjust spout and flap positions. This closed-loop control ensures accurate unloading without diverting operator attention from harvesting control.
2Productivity
If the operator focuses on controlling the forage harvester or combine harvester to maintain harvesting efficiency, then harvesting efficiency is improved, but the operator cannot simultaneously monitor the position of the receiving vehicle leading to misalignment and material spillage
Solution Approach 1:
The unloading alignment function operates autonomously through the spout position controller and flap position controller that continuously adjust positions based on detected conditions. This self-service capability allows the operator to focus entirely on harvesting efficiency while the system maintains precise unloading alignment automatically.
Solution Approach 2:
The patent replaces manual mechanical control of spout and flap positions with automated control systems that use detectors and controllers to precisely manage unloading alignment. This substitution of mechanical operator control with automated control systems enables simultaneous high harvesting efficiency and precise unloading alignment.
3Manufacturing precision
If a stereo camera and image processing system are used to automatically aim the spout and control the flap position, then unloading accuracy is improved, but the device complexity increases
Solution Approach 1:
The control system is designed to perform multiple functions: detecting vehicle positions, monitoring material fill levels, controlling spout position, controlling flap position, and providing operator notifications. By consolidating these functions into an integrated control system, the patent achieves high unloading accuracy while managing device complexity through multi-functional components.
Solution Approach 2:
The patent introduces an intermediary control system that processes information from detectors and coordinates control signals to actuators. This intermediary layer manages the complexity by providing a structured interface between detection and control functions, enabling accurate unloading through organized information flow and coordinated control actions.
4Ease of operation
If the operator must control both the harvester and the unloading spout position simultaneously, then complete control is maintained, but the operator workload increases and errors are more likely
Solution Approach 1:
The control system is segmented into distinct functional modules: a spout position controller for horizontal positioning, a flap position controller for vertical positioning, and detectors for monitoring conditions. This segmentation allows each module to handle specific control tasks independently, reducing operational complexity while maintaining complete control capability through coordinated module operation.
Solution Approach 2:
The segmented control modules operate autonomously, with each controller managing its specific function based on detector inputs. This self-service operation of control modules eliminates the need for the operator to manually coordinate multiple control functions, reducing operational complexity while maintaining comprehensive control through the coordinated action of self-managing modules.
Data Source
Figure 1
Figure 2
Figure 3
AI summary
A leading vehicle controls a following vehicle during a fill operation to change the positions of the two vehicles relative to one another. A control system generates a communication signal indicating that a position change operation that changes the position of the vehicles relative to one another is about to be executed. An operator display displays an indication of the position change operation prior to commencing the position change operation.