Optical Leak Detection for Low-Conductivity Coolant Systems
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Solution Overview
Problem
Conventional leak detection cables for liquid cooling systems are bulky, costly, and require complex manual installation, and they fail to detect small leaks in low-conductivity coolants like pure water, leading to delayed detection and potential damage to electronic components.
Innovation Solution
A leak detection system using first and second chemical substances that react to generate an optical signal upon leakage, detected by an optical receiver and processed into an alarm signal by a processor, with optional transparent carriers for deployment and a band pass filter to filter interference.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If leak detection cables are deployed to monitor leaks in liquid cooling systems, then leak detection capability is provided, but the system becomes bulky, costly, and requires complex manual installation
Solution Approach 1:
The patent extracts the detection function from the complex cable system and implements it through simple chemical indicators that change color when exposed to coolant leaks. This eliminates the need for bulky cables and complex manual installation while maintaining leak detection capability.
Solution Approach 2:
The patent uses inexpensive chemical indicator materials that can be easily applied and replaced. These indicators are simple, low-cost components that provide effective leak detection without the complexity and cost of traditional detection cables.
2Measurement precision
If leak detection cables are used, then some leak detection is possible, but small leaks in low-conductivity coolants like pure water cannot be detected early
Solution Approach 1:
The patent changes the detection parameter from electrical conductivity (which fails for pure water) to chemical reaction-based color change. This allows detection of even small leaks in low-conductivity coolants by detecting the presence of coolant through chemical indicators that react with the coolant.
Solution Approach 2:
The patent employs chemical indicators that undergo visible color changes when they come into contact with coolant. This provides high-sensitivity detection of small leaks, as even minor coolant presence triggers a noticeable color change, enabling early detection before significant damage occurs.
3Reliability
If traditional leak detection cables are deployed, then critical areas can be monitored, but significant setup expenses are incurred
Solution Approach 1:
The patent uses low-cost chemical indicator materials that can be easily manufactured and deployed. These inexpensive indicators eliminate the high setup expenses associated with traditional detection cables while still providing reliable monitoring of critical areas.
Solution Approach 2:
The patent divides the detection system into simple, modular chemical indicator units that can be independently applied to different critical areas. This segmentation allows flexible, cost-effective deployment without requiring expensive integrated cable systems.
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 early detection of small leaks with high sensitivity and accuracy, reducing damage risks and deployment costs through cost-effective, cable-free installation and centralized management.
Implementation Method 1
the first chemical substance reacts with the second chemical substance to generate the optical signal
Implementation Method 2
the optical receiver is configured to sense the optical signal and output an output signal based on the sensed optical signal
Implementation Method 3
A leak detection system uses first and second chemical substances that react to generate an optical signal upon leakage, detected by an optical receiver and processed into an alarm signal by a processor, with optional transparent carriers for deployment and a band pass filter to filter interference
Data Source
AI summary
A leak detection technology is provided. In some embodiments, an optical signal is generated in response to a chemical reaction between a first chemical substance located on the outside of a conduit or dissolved in a liquid with the conduit and a second chemical substance located on the outside of the conduit. An optical receiver senses the optical signal and outputs an output signal to a processor. The processor outputs an alarm signal based on the received output signal.