Partitioned Housing Ducts for HDD Cooling
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Solution Overview
Problem
High-density hard disk drive (HDD) systems face challenges in cooling, leading to increased power consumption and reduced HDD performance due to the need for additional cooling fans, which also elevate costs and vibration issues.
Innovation Solution
A system design that supplies fresh air to downstream components by using a housing with partitioned compartments and ducts, featuring ventilation openings that can open to cool components when temperatures exceed a threshold, reducing the need for additional cooling fans.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If additional cooling fans are added to cool high-density HDD systems, then cooling effectiveness is improved, but power consumption increases
Solution Approach 1:
The housing is divided into multiple compartments using partitions, with each compartment containing specific components. This segmentation allows for localized cooling strategies where fresh air is directed to specific downstream components that generate heat, rather than cooling the entire system uniformly, thereby reducing the energy required for cooling.
Solution Approach 2:
The patent introduces a third dimension to cooling by incorporating vertical partition rows and multi-level compartments. Fresh air is supplied from the front and directed through multiple levels and compartments, creating a three-dimensional cooling flow pattern that improves cooling effectiveness without requiring additional fans.
2Temperature
If additional cooling fans are added to cool high-density HDD systems, then cooling effectiveness is improved, but system cost increases
Solution Approach 1:
The housing is divided into multiple compartments using partitions, with each compartment containing specific components. This segmentation allows for localized cooling strategies where fresh air is directed to specific downstream components that generate heat, rather than cooling the entire system uniformly, thereby reducing the energy required for cooling.
Solution Approach 2:
The patent introduces a third dimension to cooling by incorporating vertical partition rows and multi-level compartments. Fresh air is supplied from the front and directed through multiple levels and compartments, creating a three-dimensional cooling flow pattern that improves cooling effectiveness without requiring additional fans.
3Temperature
If additional cooling fans are added to cool high-density HDD systems, then cooling effectiveness is improved, but HDD performance deteriorates due to vibration
Solution Approach 1:
The patent extracts the cooling function from active mechanical components (fans) and replaces it with a passive airflow system. By utilizing the natural flow of fresh air through the partitioned compartments and ducts, the system achieves cooling without the vibration-generating moving parts that would adversely affect HDD performance.
Solution Approach 2:
The system uses the inherent airflow characteristics of the housing and component arrangement to achieve cooling. Fresh air naturally flows through the compartments and over the components, with the partition structure guiding the airflow without requiring additional mechanical forcing, thereby eliminating vibration-induced performance degradation.
4Temperature
If additional cooling fans are added to cool high-density HDD systems, then cooling effectiveness is improved, but power consumption of the system increases substantially
Solution Approach 1:
The housing is divided into multiple compartments using partitions, with each compartment containing specific components. This segmentation allows for localized cooling strategies where fresh air is directed to specific downstream components that generate heat, rather than cooling the entire system uniformly, thereby reducing the energy required for cooling.
Solution Approach 2:
The patent introduces a third dimension to cooling by incorporating vertical partition rows and multi-level compartments. Fresh air is supplied from the front and directed through multiple levels and compartments, creating a three-dimensional cooling flow pattern that improves cooling effectiveness without requiring additional fans.
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 effectively cools high-density HDD systems without increasing power consumption or causing performance degradation, thereby reducing costs and maintaining HDD performance.
Implementation Method 1
Each one of the second plurality of partitions comprises at least one partition duct extending through the plurality of partition rows... The at least one second ventilation opening disposed on each of the second plurality of partitions towards the second end
Implementation Method 2
ventilation openings that can open to cool components when temperatures exceed a threshold
Implementation Method 3
supplying fresh air to downstream components of a system... effectively cools high-density HDD systems
Data Source
Figure 1A
Figure 1B
Figure 1C
AI summary
The present technology provides a system for supplying fresh air to downstream components. The system comprises a housing with a first end and a second end, a first plurality of partitions disposed in the housing, and a second plurality of partitions disposed in the housing. The housing comprises a base portion and first and second opposing sidewalls extending from the first end to the second end. Each of the first plurality of partitions includes at least one first ventilation opening associated with each of the plurality of compartments. Each one of the second plurality of partitions comprises at least one partition duct extending through the plurality of partition rows and at least one second ventilation opening connecting the at least one partition duct to associated ones of the plurality of compartments.