Sprinkler Pipe Sealed Chamber for Early Corrosion Breach Detection
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Solution Overview
Problem
Fire sprinkler systems, particularly wet pipe systems, are vulnerable to freezing temperatures and corrosion, which can lead to system failure and costly damage, and existing monitoring methods are inadequate for detecting breaches before they result in significant damage.
Innovation Solution
A corrosion monitoring system is implemented in fire sprinkler systems by creating a sealed chamber between a pipe portion with a reduced wall thickness and a sensor, which detects pressure changes or liquid presence, allowing for early detection of breaches and preventive action.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a wet pipe sprinkler system is used, then fire protection coverage is improved, but vulnerability to freezing temperatures increases
Solution Approach 1:
The patent introduces a corrosion monitoring assembly as an intermediary device between the water supply and the sprinkler system. This assembly includes a sealed chamber with a sensor that detects corrosion products or changes in water quality, serving as an early warning system that mediates between the potential harm of freezing/corrosion and the need for reliable fire protection.
Solution Approach 2:
The corrosion monitoring assembly performs preliminary detection of corrosion and water quality changes before they lead to system failure. By detecting early signs of corrosion or freezing conditions, the system enables preventive actions to be taken before the actual harm occurs, maintaining reliability while mitigating vulnerability.
2Ease of operation
If existing monitoring methods are used, then system operation is maintained, but detection of breaches before damage occurs is insufficient
Solution Approach 1:
The patent replaces traditional mechanical monitoring methods with electronic sensors that can detect corrosion products, pressure changes, or other indicators of impending failure. These electronic detection systems provide more precise measurement capabilities compared to conventional mechanical gauges or visual inspection methods.
Solution Approach 2:
The sealed chamber in the corrosion monitoring assembly acts as an intermediary that concentrates or amplifies corrosion products, making them detectable by the sensor. This intermediary mechanism enhances the detection capability by creating a focused detection zone that improves measurement precision for early breach detection.
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
The system effectively alerts for potential breaches, enabling corrective action before system failure, thereby preventing damage and ensuring system integrity.
Implementation Method 1
a sensor for sensing liquid in the sealed chamber
Data Source
AI summary
A corrosion monitoring device for pipe systems according to one aspect of the present disclosure includes a pipe having a first pipe portion and a second pipe portion. The first pipe portion includes a wall having a first wall thickness, and the second pipe portion includes a wall having a second wall thickness that is greater than the first wall thickness. The corrosion monitoring device further includes a structure coupled to the pipe and defining a sealed chamber between the structure and at least the first pipe portion, and a sensor for sensing a pressure in the sealed chamber or for sensing a liquid in the sealed chamber. Example corrosion monitoring devices and methods for monitoring corrosion in pipe systems are also disclosed.


