Work Vehicle Tilt System Using Geotagged Field Maps
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Solution Overview
Problem
Industrial work machines, such as windrowers, face challenges in efficiently adjusting their implements to navigate varying terrain and obstacles, leading to potential damage and inefficiencies in field operations.
Innovation Solution
A work vehicle system that includes a controller communicating with a communication module, a field map database, and actuators to adjust the position of the work implement based on geotagged locations and characteristics, allowing for real-time adjustments to prevent damage and optimize operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If the work implement position is manually adjusted by the operator, then the operator can respond to terrain changes, but the response time is delayed and operator fatigue increases
Solution Approach 1:
The system enables self-service operation by using sensors to automatically detect terrain changes and actuators to automatically adjust the work implement position, eliminating the need for continuous manual operator intervention and reducing operator fatigue while maintaining rapid response capability
Solution Approach 2:
The patent replaces manual mechanical adjustment with an automated electromechanical system that uses sensors to detect terrain conditions and actuators to automatically adjust implement position, substituting human physical operation with an automated control system
2Adaptability or versatility
If the work implement maintains a fixed position, then the system is simple to operate, but the implement cannot adapt to varying terrain and obstacles
Solution Approach 1:
The system implements dynamic adaptability by continuously monitoring terrain conditions through sensors and automatically adjusting the work implement position in real-time, allowing the implement to adapt to varying terrain and obstacles while maintaining manageable system complexity through automated control
Solution Approach 2:
The patent employs feedback control by using sensors to detect terrain changes and feeding this information back to the controller, which then commands actuators to adjust the implement position accordingly, enabling adaptability through a closed-loop control system
3Manufacturing precision
If the work implement adjusts frequently to maintain optimal position, then the cutting height remains optimal, but the actuator wear and energy consumption increase
Solution Approach 1:
The system applies preliminary action by predicting upcoming terrain changes using sensor data and adjusting the work implement position in advance before the vehicle encounters the obstacle, allowing optimal cutting height maintenance while reducing the frequency and magnitude of reactive adjustments, thereby lowering actuator wear and energy consumption
Data Source
AI summary
A work vehicle includes a chassis, and a work implement movably coupled to the chassis and configured to perform a field-engaging function. The work machine also includes an actuator coupled to the work implement and configured to adjust a position of the work implement relative to a ground surface. The work machine further includes a controller in communication with an output device and a communication module. The controller is configured to monitor a location of the work machine via the communication module. The controller is also configured to load a field map from a field map database, the field map identifying at least one impact event comprising a geotagged location. The controller is further configured to display an alert via the output device in response to the location of the work machine approaching within a predetermined distance from the geotagged location.