Modular Manifold Drainage With Sensor-Guided Flow and Leak Isolation
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Solution Overview
Problem
Conventional water-cooling manifold liquid drainage systems in server cooling systems face challenges in meeting the cooling needs of high-performance servers, particularly in terms of modularization, quick disassembly, and efficient power consumption, while also ensuring the safety and efficiency of liquid flow management.
Innovation Solution
A manifold liquid drainage system equipped with a first liquid drain body, manifold assembly, and control circuit board that includes sensors and electronic flow valves to regulate liquid flow based on pressure, flow rate, and temperature, and detect leaks, ensuring optimal operation and preventing damage to connected devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If water-cooling manifold liquid drainage system is introduced to meet cooling needs of high-performance servers, then cooling efficiency is improved, but system complexity and power consumption increase
Solution Approach 1:
The manifold assembly is divided into multiple independent outlet assemblies, each with its own flow control valve and sensing device. This segmentation allows individual control of liquid flow to different cooling channels, enabling precise temperature management for different server components while maintaining overall system modularity.
Solution Approach 2:
The system employs electronic flow control valves that can dynamically adjust liquid flow rates based on real-time sensing data from pressure sensors, flow rate sensors, and temperature sensors. The control circuit board continuously monitors sensor inputs and adjusts valve positions to optimize cooling efficiency under varying thermal loads, transforming the static cooling system into a dynamic adaptive system.
2Manufacturing precision
If electronic flow control valves and sensing devices are added to regulate liquid flow, then flow management precision is improved, but device complexity and manufacturing cost increase
Solution Approach 1:
Each outlet assembly is equipped with pressure sensors, flow rate sensors, and temperature sensors that continuously monitor liquid flow parameters. The control circuit board receives these sensor signals and adjusts the electronic flow control valves in real-time to maintain optimal flow rates and pressures, creating closed-loop feedback control systems that achieve high flow management precision.
Solution Approach 2:
The manifold assembly design integrates multiple functions into a single modular unit: liquid distribution, flow control, pressure regulation, temperature monitoring, and leak detection. Each outlet assembly can be independently controlled while sharing common manifold infrastructure, reducing overall system complexity compared to having separate control systems for each function.
3Reliability
If sensing devices and control circuits are integrated into manifold assembly, then operational safety and efficiency are improved, but ease of manufacture and assembly are worsened
Solution Approach 1:
The manifold assembly is designed as a modular structure with multiple outlet assemblies that can be manufactured separately and then assembled together. Each outlet assembly contains a complete set of sensing devices and flow control components, allowing for standardized manufacturing processes and simplified quality control while enabling easy replacement and maintenance of individual modules.
Solution Approach 2:
Sensing devices and control circuits are pre-integrated into the manifold assembly during manufacturing, with electrical connections and sensor mountings prepared in advance. This preliminary integration reduces on-site assembly complexity and ensures proper calibration of sensing devices before the system is deployed, improving both manufacturing efficiency and operational reliability.
4Reliability
If liquid sensors and leakage detectors are installed in each outlet assembly, then leak detection capability is improved, but device complexity and power consumption increase
Solution Approach 1:
Leakage detection is implemented at the outlet assembly level rather than requiring a centralized detection system. Each outlet assembly has its own liquid leakage detector that can independently detect leaks in its specific cooling channel, allowing for localized fault detection and isolation without affecting other parts of the system.
Solution Approach 2:
The liquid leakage detectors are integrated into the outlet assemblies and automatically monitor their respective cooling channels for leaks. When a leak is detected, the system can automatically close the corresponding electronic flow control valve to isolate the leak, enabling self-diagnosis and self-protection functionality without requiring constant external monitoring.
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 manages liquid flow and temperature, adjusts flow rates to maintain optimal conditions, and detects leaks, enhancing the safety and efficiency of the cooling system.
Implementation Method 1
The electronic flow valve is installed between the pipe and the quick release joint. The control circuit board controls the electronic flow valve to regulate the liquid flow through the pipe.
Implementation Method 2
The liquid sensor is a pressure sensor or flow rate sensor. The liquid sensor is configured to sense a pressure or a flow rate of the liquid flow in the pipe.
Implementation Method 3
The liquid sensor is a pressure sensor or flow rate sensor. The liquid sensor is configured to sense a pressure or a flow rate of the liquid flow in the pipe.
Implementation Method 4
The temperature sensor is configured to sense a temperature reading of the liquid flow in the pipe.
Implementation Method 5
The liquid leakage detector is a resistor or a capacitor. The control circuit board is configured to close the electronic flow valve corresponding to a water leakage condition when the leakage detector detects the water leakage condition.
Data Source
AI summary
A manifold liquid drainage system includes a first liquid drain body and a manifold assembly. The first liquid drain body includes a first hollow flow channel and a plurality of first openings. The manifold assembly is fixed to at least one of the first openings and communicates with the first hollow flow channel, wherein the manifold assembly includes a pipe, a quick release joint, an electronic flow valve, and a control circuit board. The pipe is connected to one of the openings. The electronic flow valve is installed between the pipe and the quick release joint. The control circuit board controls the electronic flow valve to regulate the liquid flow through the pipe.