Hydraulic Flow Control for Planter Alternator Speed
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Agricultural planters face challenges in matching electrical generation with their varying operational needs, particularly as the speed of planting operations changes, leading to inefficient energy production and utilization.
Innovation Solution
An adaptive electrical system is introduced, featuring a hydraulically driven motor coupled with a hydraulic flow control system that adjusts the speed of the electrical generation device based on the configuration and speed of the planter, utilizing pressurized hydraulic fluid from a towing vehicle to ensure optimal energy production.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the electrical generation device operates at constant speed, then the electrical output is stable, but it cannot adapt to varying operational needs of the planter at different speeds
Solution Approach 1:
The patent implements a dynamic speed control system for the electrical generation device that adjusts the motor speed based on the planter's operational speed. The control system receives speed signals from the tractor and dynamically adjusts the hydraulic motor speed to match the planter's needs, transforming a static constant-speed system into a dynamic adaptive system.
Solution Approach 2:
The patent employs a feedback control mechanism where the control system continuously monitors the planter's operational speed and uses this information to adjust the electrical generation device's speed. The control system processes speed signals and provides feedback adjustment to the hydraulic motor, creating a closed-loop system that adapts to varying operational conditions.
2Productivity
If hydraulic fluid is continuously supplied to the electrical generation device, then electrical power is consistently generated, but hydraulic fluid is unavailable for lifting operations when needed
Solution Approach 1:
The patent implements periodic or intermittent hydraulic fluid supply to the electrical generation device based on operational needs. The control system activates the hydraulic motor only when electrical power is required, shutting it down when lifting operations are needed, creating a periodic operation pattern that alternates between power generation and hydraulic availability modes.
Solution Approach 2:
The system dynamically switches hydraulic fluid allocation between the electrical generation device and lifting system based on real-time operational requirements. The control system adjusts hydraulic flow dynamically, directing fluid to the electrical motor during steady-state operation and redirecting it to the lifting system when vertical adjustments are needed.
3Power
If the electrical generation device operates at high speed, then electrical power output is increased, but energy waste occurs when the planter operates at lower speeds
Solution Approach 1:
The patent changes the operating parameters of the electrical generation device to match the planter's speed. The control system adjusts the hydraulic motor speed parameter based on the planter's operational speed, ensuring the electrical generator operates at optimal speed for each condition rather than maintaining a fixed high speed that causes energy waste.
Solution Approach 2:
The system dynamically adjusts the electrical generation device's operating speed to match the planter's speed. The control system continuously modifies the hydraulic motor speed parameter in response to changes in planter speed, creating a dynamic matching system that prevents energy waste by avoiding operation at unnecessarily high speeds.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This solution allows the electrical system to adapt to the specific needs of the planter, optimizing energy production and allowing hydraulic fluid to be redirected for lifting when not needed for electricity generation, thus enhancing operational efficiency.
Implementation Method 1
The electrical generation device has a hydraulically driven motor coupled to the pressurized hydraulic fluid
Data Source
AI summary
An agricultural vehicle system including a towing vehicle and an implement towed by the towing vehicle. The towing vehicle supplying pressurized hydraulic fluid to the implement. The implement includes a chassis, an electrical generation device carried by the chassis and a hydraulic flow control system. The electrical generation device has a hydraulically driven motor coupled to the pressurized hydraulic fluid. The hydraulic flow control system is configured to alter a flow of the hydraulic fluid to the motor and to maintain a speed of the motor, with the speed being dependent upon a configuration input defining a configuration of the implement to which the electrical generation device is coupled.