Pressure Regulator Wear Monitoring via Sensor
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Solution Overview
Problem
Pressure regulators used in viscous, abrasive, or aggressive fluid media applications experience wear issues between the closing element and valve seat, leading to operational reliability problems, with wear typically detected only after a failure occurs, necessitating immediate shutdown and replacement.
Innovation Solution
Incorporating a wear sensor device that monitors the position of the closing element relative to a reference zero position, allowing for early detection of wear, enabling scheduled maintenance without production disruptions, and a modular design allowing for exchange of worn components without disconnecting the pressure regulator from the medium-conducting line.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the closing element and valve seat are used in viscous, abrasive, or aggressive fluid media, then the pressure regulator can handle demanding applications, but wear occurs between the closing element and valve seat leading to operational reliability problems
Solution Approach 1:
The wear sensor device performs preliminary detection of wear between the closing element and valve seat before the wear leads to operational failure. By monitoring the wear state in advance, the system can schedule maintenance during planned downtime rather than experiencing sudden failures during operation, thus maintaining reliability while handling demanding fluid media.
2Loss of time
If wear monitoring is implemented to detect wear early, then maintenance can be scheduled without production disruptions, but the device complexity increases due to the wear sensor device
Solution Approach 1:
The wear sensor device provides continuous feedback on the wear state of the closing element and valve seat. This feedback mechanism enables the system to monitor component condition in real-time, allowing maintenance to be scheduled based on actual wear levels rather than fixed time intervals, thereby minimizing production downtime while managing the added complexity through intelligent monitoring.
3Productivity
If the pressure regulator is designed as a modular system with exchangeable modules, then worn components can be replaced during scheduled downtime without disconnecting the regulator, but the device complexity increases due to modular architecture
Solution Approach 1:
The pressure regulator is divided into modular components, with the valve seat module being exchangeable. This segmentation allows the worn valve seat module to be independently replaced during scheduled downtime without disconnecting the entire pressure regulator from the medium-conducting line, thereby maintaining production continuity while managing complexity through standardized modular interfaces.
4Reliability
If the closing element and valve seat are perfectly matched initially, then the pressure regulator operates reliably, but wear over time causes them to no longer be perfectly matched, requiring immediate shutdown and replacement
Solution Approach 1:
The wear sensor device performs preliminary detection of wear between the closing element and valve seat before the wear leads to operational failure. By monitoring the wear state in advance, the system can schedule maintenance during planned downtime rather than experiencing sudden failures during operation, thus maintaining reliability while handling demanding fluid media.
Data Source
AI summary
A pressure regulator for liquid media includes a through-flow path which extends between two connections for a medium-conducting line. The through-flow path is equipped with a valve seat which can be released or closed by a closing element that is mounted in a movable manner between a closing position and a release position. A wear of the closing element and/or the valve seat can be monitored during ongoing operations using a wear sensor device.