Intelligent Pod-Based Cooling Loop for Mobile Datacenters

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Solution Overview

Problem

Datacenter cooling systems face challenges in efficiently managing varying cooling requirements due to changing computing loads, particularly in high-heat density environments, where existing systems can be unwieldy and inefficient, especially in mobile or edge datacenter setups.

Innovation Solution

An intelligent pod-based cooling loop with a dry cooler that uses a single coolant loop between a cold plate and a dry cooler, incorporating a liquid-to-air heat exchanger and a control unit to manage coolant flow and temperature, allowing for flexible and efficient cooling of high-heat density components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If multiple coolant loops are used to address varying cooling requirements, then cooling capacity is improved, but system complexity increases

Engineering Contradiction:
Improvecooling capacityVSAvoidsystem complexity
Core Design Contradiction:
TemperatureVSDevice complexity

Solution Approach 1:

The patent implements a dynamic cooling system where a single coolant loop can be selectively configured to serve different cooling needs. The system uses dynamic routing and control mechanisms to adapt the cooling capacity to varying heat loads, eliminating the need for multiple fixed loops while maintaining flexibility.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The cooling system is designed with multi-functional components that can serve multiple purposes. A single coolant loop is capable of addressing different cooling requirements through selective engagement and configuration, making the system universal rather than requiring separate dedicated loops for each cooling scenario.

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

2Device complexity

If a single coolant loop is used to simplify the system, then device complexity is reduced, but adaptability to varying cooling requirements deteriorates

Engineering Contradiction:
Improvesystem complexityVSAvoidadaptability to varying cooling requirements
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The system incorporates dynamic control elements that enable a single coolant loop to adapt its behavior and capacity in real-time based on varying cooling demands. This dynamic capability ensures versatility without requiring multiple fixed loops.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The cooling system is designed to automatically adjust and self-regulate based on detected cooling requirements. The single loop can independently adapt its flow and capacity without complex external control, maintaining versatility through self-service mechanisms.

Inventive Principle:
Principle #25Self-service

3Temperature

If traditional cooling systems are used in mobile datacenters, then cooling coverage is improved, but portability and ease of deployment deteriorates

Engineering Contradiction:
Improvecooling coverageVSAvoidportability and ease of deployment
Core Design Contradiction:
TemperatureVSEase of operation

Solution Approach 1:

The cooling system is divided into modular, portable segments that can be easily deployed and configured in mobile datacenter environments. Each module maintains full cooling functionality while being designed for portability, allowing comprehensive cooling coverage without sacrificing ease of deployment.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system is designed with adjustable parameters that can be optimized for different deployment scenarios. By changing operational parameters rather than physical configuration, the system maintains full cooling capacity while adapting to portable and mobile installations.

Inventive Principle:
Principle #35Parameter changes

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 economical cooling of high-heat density components in datacenters, including GPUs, CPUs, and switches, by directly circulating coolant from a dry cooler to cold plates, effectively addressing the inefficiencies of multiple loops and providing adaptable cooling for changing heat loads.

Implementation Method 1

The external cooling medium may include a dry cooler or other external heat exchanger that receives heated coolant from the datacenter and that disperses the heat by forced air or other means to the environment

Methodology Applied
Scientific EffectHeat exchanger: Heat Exchanger

Implementation Method 2

An intelligent pod-based cooling loop with a dry cooler that uses a single coolant loop between a cold plate and a dry cooler

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS12101907B2Intelligent pod-based cooling loop with dry cooler for mobile datacenter cooling systems
Publication Date: 2024.09.24 NVIDIA CORP
  • US12101907B2 patent drawing
  • US12101907B2 patent drawing
  • US12101907B2 patent drawing

AI summary

Systems and methods for cooling a mobile datacenter are disclosed. In at least one embodiment, a cooling loop is located on a mobile unit and includes at least one cold plate within a pod on a mobile unit and includes a dry cooler external to a pod on a mobile unit so as to enable coolant to be provided to a cold plate and to enable such coolant to be provided to a dry cooler for removal of heat from at least one computing device to an ambient environment.