Adjustable Fluid Coupling for Adaptive Datacenter Coolant Flow

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Solution Overview

Problem

Datacenter cooling systems face challenges in efficiently addressing varying heat requirements due to changing computing loads, particularly in high heat density areas like those around graphics processing units (GPUs), central processing units (CPUs), and switches, where traditional cooling methods may not adapt quickly enough to changing demands.

Innovation Solution

An adjustable fluid coupling system that includes a movable flow controller adapter within a cooling manifold, allowing for interchangeable flow controllers with different orifice sizes and coupling features, enabling flexible and intelligent distribution of coolant to server trays or boxes, regardless of their specific requirements, thereby optimizing coolant flow and reducing downtime.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional cooling methods are used, then system simplicity is maintained, but adaptability to varying heat requirements deteriorates

Engineering Contradiction:
Improveadaptability to varying heat requirementsVSAvoidcooling system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The flow controller adapter is designed to be movable within the cooling manifold, allowing dynamic repositioning to align with different server-side flow controller locations. This enables the cooling system to adapt to varying heat requirements from different server configurations without requiring a completely new system design.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The flow controller adapter serves multiple functions: it distributes coolant to multiple server trays, adapts to different flow controller locations, and works with various server configurations. This multi-functionality allows a single component to handle diverse cooling scenarios, improving adaptability without proportionally increasing overall system complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Speed

If fixed cooling systems are used, then device complexity is reduced, but response time to changing computing loads deteriorates

Engineering Contradiction:
Improveresponse time to changing computing loadsVSAvoidcooling system complexity
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The movable flow controller adapter enables rapid reconfiguration of coolant distribution paths in response to changing computing loads. When heat requirements change, the adapter can be repositioned to redirect coolant flow to the appropriate server trays, providing fast response times without requiring complete system redesign.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The flow controller adapter is pre-configured with multiple positioning capabilities and coupling features that anticipate different server configurations and heat load scenarios. This preliminary preparation allows the system to respond quickly to changing loads by simply repositioning the adapter rather than making complex system-wide adjustments.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If interchangeable flow controllers are implemented, then adaptability to different server requirements is improved, but device complexity increases

Engineering Contradiction:
Improvecompatibility with different server-side flow controllersVSAvoidcooling manifold complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The flow controller adapter incorporates multiple coupling features and orifice sizes in a single component, allowing it to interface with various server-side flow controllers. This universal design enables compatibility with different server requirements without requiring multiple specialized adapters, thereby limiting the increase in device complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The adapter is designed as a modular component that can be independently replaced or adjusted within the cooling manifold. This segmentation allows specific adapter features to be changed to match different server requirements without affecting the entire cooling system, managing complexity through modular design.

Inventive Principle:
Principle #1Segmentation

4Productivity

If coolant distribution is optimized for specific server configurations, then cooling efficiency is improved, but adaptability to other configurations deteriorates

Engineering Contradiction:
Improvecoolant distribution efficiencyVSAvoidconfigurability for different server trays
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The flow controller adapter can be dynamically repositioned within the cooling manifold to optimize coolant distribution for different server configurations. By adjusting the adapter position and selecting appropriate coupling features, the system maintains efficient coolant delivery while adapting to various server tray arrangements and heat load patterns.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The adapter provides localized optimization of coolant flow by directing flow specifically to the server trays that require cooling most urgently. Different sections of the adapter can be configured with different orifice sizes and coupling features to match the specific cooling requirements of different server configurations, achieving both efficiency and adaptability through localized customization.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12114469B2Adjustable fluid coupling in datacenter cooling systems
Publication Date: 2024.10.08 NVIDIA CORP
  • US12114469B2 patent drawing
  • US12114469B2 patent drawing
  • US12114469B2 patent drawing

AI summary

Systems and methods for cooling a datacenter are disclosed. In at least one embodiment, a flow controller adapter of a cooling manifold is to interchangeably receive a flow controller of a plurality of flow controllers, wherein a flow controller adapter is associated with a rack-side flow controller and with a tube there between and is configured to be movable within cooling manifold to allow different positions for mating a flow controller with a server-side flow controller of server tray or box.