Intelligent Liquid-Cooled Datacenter Rack Manifold
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Solution Overview
Problem
Air cooling systems in datacenters are inefficient for high-density servers due to inadequate heat dissipation, and liquid cooling systems pose risks of electrical shorting and flooding, requiring innovative solutions for effective and reliable cooling.
Innovation Solution
The implementation of a controllable cooling manifold system with press-fit couplers and intelligent distribution mechanisms that allow for precise control of coolant flow and temperature in datacenter racks, eliminating the need for extensive mechanical plumbing and reducing the risk of leaks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If air cooling systems are used in datacenters, then the system complexity is low and ease of operation is high, but heat dissipation efficiency is insufficient for high-density servers
Solution Approach 1:
The patent implements liquid cooling systems using hydraulics to circulate coolant through server components. Cooling manifolds with multiple couplers distribute liquid coolant directly to high-density server components, enabling efficient heat removal that air cooling cannot achieve, while the hydraulic system manages the complexity through standardized connections and flow control mechanisms.
Solution Approach 2:
The cooling system is segmented into modular components including multiple controllable couplers, distribution manifolds, and server-specific cooling units. Each coupler can be independently controlled to regulate coolant flow to specific servers or components, allowing precise temperature management while maintaining system scalability and reducing overall complexity through modularity.
2Temperature
If liquid cooling systems are implemented to improve heat dissipation, then cooling efficiency increases, but risks of electrical shorting and flooding increase
Solution Approach 1:
The patent introduces cooling manifolds as intermediary components that act as controlled interfaces between the liquid cooling system and server components. These manifolds with controllable couplers serve as mediation points that regulate coolant distribution, prevent uncontrolled flooding, and isolate potential failure points, thereby maintaining reliability while achieving efficient cooling.
Solution Approach 2:
The system employs dynamically controllable couplers that can adjust coolant flow in real-time based on server thermal conditions and system requirements. This dynamic control allows the system to optimize cooling efficiency while preventing over-pressurization and flooding, and to isolate sections quickly in case of leaks, reducing the risk of electrical shorting.
3Quantity of substance
If traditional cooling systems with extensive mechanical plumbing are used, then coolant distribution is achieved, but installation complexity and risk of leaks increase
Solution Approach 1:
The patent merges the coolant distribution function into integrated cooling manifolds that combine multiple couplers and flow control mechanisms into single modular units. This consolidation eliminates the need for extensive separate mechanical plumbing throughout the datacenter, reducing installation complexity and potential leak points while maintaining comprehensive coolant distribution to all server components.
4Measurement precision
If controllable fluid couplers are used to regulate coolant flow, then temperature control precision improves, but device complexity increases
Solution Approach 1:
The patent implements dynamically controllable fluid couplers that can adjust coolant flow rates and temperatures in real-time based on sensor feedback and server thermal conditions. These dynamic control mechanisms provide precise temperature regulation while using standardized interfaces and modular architectures to manage the inherent complexity of the control 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
This solution enables efficient and reliable cooling of high-density server components by ensuring precise coolant distribution and temperature control, minimizing downtime and costs associated with traditional cooling systems.
Implementation Method 1
liquid cooling systems are capable of significantly damaging server components or racks by electrical shorting, flooding, or other issues
Implementation Method 2
The area external to the datacenter may be a cooling tower or other external heat exchanger that receives heated coolant from the datacenter and disperses the heat
Implementation Method 3
The cooling systems may include a chiller within the datacenter area
Data Source
AI summary
A cooling system for a datacenter is disclosed. The datacenter cooling system includes a cooling manifold having a first controllable fluid coupler to receive a coolant from a cooling loop external to the rack and one or more second controllable fluid couplers to distribute the coolant to one or more server cooling manifolds within server trays of a rack within the datacenter.