Container Data Center Dynamic Cooling Control
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Solution Overview
Problem
Data centers face challenges in efficiently dissipating heat generated by server systems, as existing cooling methods may not effectively manage temperature fluctuations and energy consumption.
Innovation Solution
A container data center design incorporating a heat dissipation apparatus, air filtering modules, and a controller apparatus that dynamically adjusts airflow and shielding to optimize cooling based on temperature sensors, using a combination of fans and a refrigerator for heat absorption and dissipation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If air conditioners are used to dissipate heat from server systems, then heat dissipation is achieved, but energy consumption increases
Solution Approach 1:
The patent implements dynamic control of cooling resources by adjusting the operation of fans and refrigerator compressors based on real-time temperature sensor readings. The controller apparatus dynamically modulates the speed of fans and the cycling of compressors to match actual cooling demands, avoiding continuous full-capacity operation and thereby reducing energy consumption while maintaining effective heat dissipation.
Solution Approach 2:
The system changes operational parameters of cooling devices based on temperature conditions. Temperature sensors monitor server rack temperatures and feed this data to the controller, which adjusts fan speeds and compressor operation cycles accordingly. This parameter adjustment allows the system to optimize between cooling performance and energy consumption by operating at lower power levels when full cooling capacity is not required.
2Temperature
If cooling resources are continuously operated to maintain optimal temperatures, then temperature control is ensured, but energy consumption increases
Solution Approach 1:
The patent employs a feedback control system where temperature sensors continuously monitor the thermal conditions of server racks and relay this information to the controller apparatus. The controller uses this feedback to adjust the operation of fans and refrigerator compressors in real-time, increasing cooling output when temperatures rise and reducing it when temperatures are within acceptable ranges. This closed-loop feedback mechanism ensures optimal temperature control while minimizing unnecessary energy consumption from continuous full-capacity operation.
Solution Approach 2:
The system implements periodic operation of refrigerator compressors based on temperature thresholds. Rather than continuous operation, compressors cycle on and off in response to temperature fluctuations detected by sensors. This periodic action maintains temperature control within acceptable bands while significantly reducing energy consumption compared to continuous full-capacity cooling operation.
3Temperature
If multiple cooling devices are deployed to handle heat from multiple server racks, then heat dissipation coverage is improved, but device complexity increases
Solution Approach 1:
The patent divides the cooling system into modular segments, with each server rack or group of racks having dedicated cooling resources (fans and refrigerator units). Temperature sensors are placed at specific locations to monitor local thermal conditions, and the controller manages each segment independently. This segmentation allows effective heat dissipation coverage across multiple racks while keeping the control logic for each segment relatively simple and manageable.
Solution Approach 2:
The controller apparatus serves multiple functions: it receives temperature data from multiple sensors, processes this information, and controls multiple fans and refrigerator compressors. This multi-functional controller consolidates what could be multiple separate control systems, reducing overall device complexity while maintaining comprehensive heat dissipation coverage across all server racks.
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 provides efficient heat management by dynamically controlling airflow and cooling resources, ensuring optimal operating temperatures and reducing energy consumption by adjusting cooling efforts based on real-time temperature readings.
Implementation Method 1
using a combination of fans and a refrigerator for heat absorption and dissipation
Implementation Method 2
using a combination of fans and a refrigerator for heat absorption and dissipation
Implementation Method 3
heat dissipation apparatus (40) mounted on tops of the server cabinets (30)
Data Source
AI summary
A container data center includes a container, a number of air filtering modules, a number of cabinets received in the container, a heat dissipation apparatus, and a controller apparatus. The container includes a first sidewall defining a number of air inlets and a second sidewall defining a number of air outlets. A number of shielding plates are rotatably connected to the second sidewall to cover the air outlets. The air filtering modules are mounted to the first sidewall aligning with the air inlets. Each air filtering module defines a through hole communicating with the corresponding air inlet. Each air filtering module includes a number of fans and a number of rotating plates rotatably connected to cover the through hole. The controller apparatus includes a first motor driving the shielding plates, a second motor driving the rotating plates, a temperature sensor, a switch controlling the heat dissipation apparatus.