Redundant Cooling Line Network for Data Center Heat Exchangers
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Solution Overview
Problem
Densely packed electronic data centers face heat dissipation challenges, leading to potential component failure and performance issues, as existing thermal management systems require shutdowns when cooling components fail, causing significant disruptions.
Innovation Solution
A redundant fluid-based cooling system that can switch to an alternate cooling source if one fails, ensuring continuous operation by configuring the cooling system to use either single or multiple fluid sources, with heat exchangers and fans to dissipate heat efficiently and automatically adjust power consumption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If a single cooling system is used to dissipate heat from densely packed electronic devices, then heat dissipation efficiency is improved, but system reliability deteriorates because the entire system must shutdown if the cooling system fails
Solution Approach 1:
The cooling system is divided into multiple independent cooling zones, each with its own heat sink and cooling fan assembly. Each zone can independently cool specific electronic components, allowing other zones to continue operating if one zone fails, thus maintaining partial cooling functionality and system reliability while effectively dissipating heat from densely packed devices
2Reliability
If redundant cooling components are added to prevent shutdowns, then system reliability is improved, but device complexity increases
Solution Approach 1:
Multiple cooling functions are merged into integrated cooling assemblies where heat sinks and cooling fans are combined into unified modules. These modular assemblies can be independently installed or removed, providing redundant cooling capability while maintaining relatively simple system architecture through standardization and modularity rather than complex interconnections
3Temperature
If cooling systems are designed for high heat dissipation capacity, then temperature control is improved, but ease of operation deteriorates because maintenance requires system shutdown
Solution Approach 1:
The cooling system is segmented into independently serviceable modules, each capable of maintaining cooling functionality. During maintenance, individual modules can be accessed and serviced without shutting down the entire system, as other modules continue to provide cooling, thus improving ease of operation while maintaining effective temperature control
Solution Approach 2:
The cooling system is designed with hot-swappable modules that can be pre-configured and tested outside the system, then quickly installed to replace faulty modules. This preliminary preparation allows maintenance to be performed without system shutdown, improving ease of operation while maintaining high temperature control capability through continuous operation of remaining modules
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
Prevents complete shutdowns by maintaining sufficient cooling even if one fluid source is unavailable, allowing critical systems to operate at full power while reducing power to non-essential components, thus minimizing downtime and extending component lifespan.
Implementation Method 1
a first portion of the cooling fluid may be directed to a first heat exchanger associated with a first electronic component
Implementation Method 2
Heat exchangers and fans to dissipate heat efficiently
Data Source
AI summary
An exemplary cooling method may comprise thermally coupling a network of cooling lines to each of a plurality of heat exchangers in a cooling system. The method may also comprise providing a first connection from a network of cooling lines to a first fluid source and a second connection from the network of cooling lines to an optional second fluid source. The method may also comprise delivering cooling fluid through the network of cooling lines to each of the plurality of heat exchangers whether the network of cooling lines is connected only to the first fluid source or to both the first and second fluid sources.