Quadrant Control Valve Architecture for Adaptive Hydraulic Control
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Solution Overview
Problem
Modern control valve systems for hydraulic systems require significant individual development effort due to increasing complexity and precision needs, and lack adaptive functionalities for anomaly detection and predictive maintenance.
Innovation Solution
A method for forming a quadrant control valve system involving automated quadrant-based load case analysis, hydraulic diagram synthesis, controller synthesis, and implementation of an electronic valve controller, utilizing machine learning methods and sensor data optimization to create a self-learning system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If control valve systems are configured specifically for each application with increasing complexity and precision requirements, then control precision and stability are improved, but individual development effort and system complexity increase
Solution Approach 1:
The patent applies universality by creating a standardized control valve system architecture that can serve multiple hydraulic consumers with different requirements. The system uses common controller hardware and software modules that can be configured for various applications, reducing individual development effort while maintaining application-specific control precision through parameterization and modular software components.
Solution Approach 2:
The patent utilizes parameter changes by allowing the control system to adapt to different applications through configurable parameters rather than hardware redesign. The controller can be programmed with different control algorithms, gain values, and system parameters to optimize performance for specific hydraulic consumers, maintaining precision without increasing physical system complexity.
2Stability of the object's composition
If control valve systems are configured specifically for each application, then control stability is improved, but individual development effort increases
Solution Approach 1:
The patent applies preliminary action by pre-configuring standardized controller hardware, software templates, and control algorithms that can be directly applied to various applications. The system includes pre-developed communication interfaces, control routines, and diagnostic functions that eliminate the need for extensive individual development while ensuring stable control performance through proven designs.
Solution Approach 2:
The patent utilizes copying by creating reusable control valve system templates and software modules that can be replicated across different applications. The standardized architecture allows copying of controller configurations, control algorithms, and system integration patterns, reducing development effort while maintaining stability through consistent implementation across multiple systems.
3Device complexity
If control valve systems lack adaptive functionalities, then system simplicity is maintained, but anomaly detection and predictive maintenance capabilities are limited
Solution Approach 1:
The patent applies feedback by implementing sensor systems that continuously monitor control valve operation and system parameters. The controller receives feedback from position sensors, pressure sensors, and flow sensors to detect anomalies, verify proper operation, and enable predictive maintenance. This feedback mechanism adds reliability without significantly increasing system complexity through the use of integrated monitoring functions.
Solution Approach 2:
The patent utilizes self-service by enabling the control system to automatically detect its own anomalies and diagnose issues without external intervention. The controller includes built-in diagnostic functions that monitor system health, detect faults, and provide maintenance alerts, allowing the system to self-verify its operation and reduce the need for complex external monitoring infrastructure.
Data Source
AI summary
A method of forming a quadrant control valve system for a hydraulic system is provided. The quadrant control valve system comprises at least one control valve assembly comprising at least one control valve, an electronic valve controller and a control valve sensor system. The method essentially comprises steps of automated quadrant-based load case analysis, automated circuit diagram synthesis and automated controller synthesis as well as implementation of the synthesized circuit diagram and implementation of the synthesized controller.