Electro-Fluidic Leak Detection in Piston Pumps
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Solution Overview
Problem
Reciprocating piston pumps lack effective means to detect fluid leakage from the pump chamber into the drive assembly housing, leading to inefficiencies and potential system failures.
Innovation Solution
Integration of electro-fluidic leak detection elements with fluid sensing portions within the drive assembly housing, capable of generating signals when fluid from the pump chamber enters the drive assembly chamber, and a leak detecting computing hub to process these signals for individual pumps in a fluid handling system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If reciprocating piston pumps operate without leak detection means, then device complexity is reduced, but reliability deteriorates due to undetected fluid leakage
Solution Approach 1:
The leak detection element is integrated directly into the drive assembly housing, merging the detection function with the existing structural component. This eliminates the need for separate detection devices while maintaining pump reliability through continuous monitoring of fluid leakage from the pump chamber into the drive assembly housing.
Solution Approach 2:
An electro-fluidic leak detection element serves as an intermediary between the pump chamber and drive assembly housing. This element detects fluid leakage by sensing the presence of fluid that has migrated from the pump chamber through seals into the drive assembly housing, providing reliable detection without complex additional machinery.
2Reliability
If electro-fluidic leak detection elements are integrated into the drive assembly housing, then reliability is improved through leak detection, but device complexity increases
Solution Approach 1:
The leak detection element is positioned at a specific location within the drive assembly housing where it can effectively sense fluid leakage. By concentrating the detection function at this critical point rather than distributing sensors throughout the entire housing, the solution improves reliability while minimizing the increase in device complexity.
3Loss of substance
If fluid leakage is not detected, then device complexity remains low, but loss of substance increases due to undetected fluid loss
Solution Approach 1:
The electro-fluidic leak detection element provides continuous feedback about fluid leakage conditions to the control system. When fluid from the pump chamber enters the drive assembly housing and contacts the sensing portion, the element generates a fluid leakage signal that triggers appropriate responses, enabling timely intervention to prevent further fluid loss without requiring complex monitoring infrastructure.
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
Enables real-time detection and monitoring of fluid leakage, allowing for timely intervention and reducing the risk of system failure by providing a clear indication of leakage severity through visual, auditory, or digital signals, and facilitating predictive maintenance.
Implementation Method 1
an electro-fluidic leak detection element comprising a fluid sensing portion. The electro-fluidic leak detection element is configured to generate a fluid leakage signal when fluid from the pump chamber enters the drive assembly chamber and contacts the fluid sensing portion
Data Source
AI summary
A reciprocating piston pump may include a fluid handling portion comprising a fluid inlet, a fluid outlet, and a pump chamber; a drive assembly portion comprising a piston drive assembly, a reciprocating piston, a drive assembly housing, and a drive assembly chamber; and an electro-fluidic leak detection element comprising a fluid sensing portion. The reciprocating piston of the drive assembly portion extends into the pump chamber of the fluid handling portion. The piston drive assembly operates to reciprocate the reciprocating piston within the pump chamber. The electro-fluidic leak detection element is mounted within the drive assembly portion. The electro-fluidic leak detection element is configured to generate a fluid leakage signal when fluid from the pump chamber enters the drive assembly chamber and contacts the fluid sensing portion of the electro-fluidic leak detection element. A plurality of reciprocating piston pumps may be incorporated into fluid handling systems.