Data Center Cooling Performance Prediction During Transient Events
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Solution Overview
Problem
Current data center management systems lack effective methods to predict and evaluate cooling performance, especially during transient events such as cooling system failures or changes in heat production by equipment, which can lead to inefficient cooling and increased costs.
Innovation Solution
A computer-implemented method and system that evaluates cooling performance by determining airflow and temperature parameters in a data center before and after a transient event, using computational models like CFD, Potential Flow Model, and internal thermal mass methods to predict temperature changes and airflow patterns, allowing for real-time analysis and optimization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional data center management systems are used, then standardized design methodology is provided, but cooling performance during transient events cannot be predicted
Solution Approach 1:
The system performs preliminary computational modeling and simulation to predict cooling performance during transient events before they occur. By using CFD and potential flow models to pre-calculate temperature and airflow patterns under various failure scenarios, the system enables proactive planning and mitigation strategies without requiring complex real-time monitoring during actual events.
Solution Approach 2:
The patent introduces computational models (CFD, potential flow models) as intermediaries between the physical data center system and the management software. These models serve as virtual replicas that can be simulated repeatedly under different conditions, providing prediction capabilities without directly monitoring the actual physical system during transient events, thus reducing operational complexity.
2Measurement precision
If cooling performance is evaluated in detail during transient events, then accurate temperature and airflow prediction is achieved, but computational time and resources increase
Solution Approach 1:
The computational domain is segmented into multiple zones and time intervals. The transient event period is divided into discrete time steps, and the physical space is divided into computational cells. This segmentation allows the complex CFD simulations to be performed in manageable increments, balancing prediction accuracy with computational efficiency by focusing resources on critical areas and time periods.
Solution Approach 2:
The system applies computational models selectively rather than uniformly across the entire data center. Potential flow models are used for regions where detailed accuracy is critical, while simplified models are applied to less critical areas. This partial application of complex computations only where necessary reduces overall computational time and resource consumption while maintaining required prediction precision.
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
Enables accurate prediction and optimization of cooling performance in data centers during transient events, reducing the risk of equipment overheating and improving energy efficiency by providing actionable insights for layout design and equipment placement.
Implementation Method 1
using computational models like CFD, Potential Flow Model, and internal thermal mass methods to predict temperature changes and airflow patterns
Implementation Method 2
for each cell of the plurality of cells determining a temperature of the cell by calculating heat transfer into the cell from any adjacent cells
Data Source
AI summary
A computer-implemented method for evaluating cooling performance of equipment in a data center. In one aspect, the method comprises receiving data related to equipment in the data center, determining first parameters related to airflow and temperature in the data center at a first period in time, receiving a description of a transient event affecting one of airflow and temperature in the data center at a second time, breaking a second time period subsequent to the second time into a plurality of time intervals, determining second parameters related to airflow in the data center during one of the time intervals, determining the parameters related to temperature in the data center at each of the time intervals based on the second parameters related to airflow, and storing, on a storage device, a representation of the parameters related to temperature in the data center during the second time period.


