Modular Rack PDU Modules for Power-Type Swaps Without Downtime
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Solution Overview
Problem
Existing power distribution units (PDUs) in data centers and server rooms require time-consuming and disruptive upgrades to change power types, such as switching from single-phase to three-phase power, which can lead to downtime and inefficiencies in managing power distribution and environmental monitoring.
Innovation Solution
A modular power distribution unit (PDU) system that allows for easy replacement of power distribution modules without removing the PDU chassis, combined with a monitoring unit that tracks power consumption and environmental attributes like temperature and humidity, enabling remote monitoring and networked communication to optimize power distribution and alert systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If power distribution units use fixed power types, then power delivery is reliable, but adaptability to different power requirements is poor
Solution Approach 1:
The PDU is divided into a chassis and interchangeable power distribution modules. Each module is designed to handle specific power types (single-phase, three-phase delta, three-phase wye), allowing the system to adapt to different power requirements by simply swapping modules rather than redesigning the entire device.
Solution Approach 2:
The chassis is designed with universal compatibility to accept multiple types of power distribution modules. The standardized interface and mounting mechanism allow a single chassis to perform multiple functions by accommodating different module types, making the system versatile without increasing overall device complexity.
2Adaptability or versatility
If power distribution units allow easy module replacement, then adaptability improves, but installation complexity increases
Solution Approach 1:
By segmenting the PDU into standardized modules with uniform mounting interfaces, the system enables easy replacement while keeping installation procedures simple and repeatable.
Solution Approach 2:
Instead of making the entire PDU removable or complex to reconfigure, the invention makes the modules interchangeable while keeping the chassis fixed and simple. This inverts the approach by focusing complexity at the modular level rather than the system level, simplifying overall installation and replacement processes.
3Extent of automation
If environmental monitoring is added to PDU, then system monitoring capability improves, but device complexity increases
Solution Approach 1:
The environmental monitoring components (sensors, processors, network interfaces) are merged into the power distribution modules. This integration allows the monitoring functionality to be added without requiring separate standalone monitoring devices, reducing overall system complexity while enhancing automation capability.
Solution Approach 2:
The power distribution modules are designed to perform multiple functions: power distribution and environmental monitoring. This multi-functionality allows the system to gain advanced monitoring capabilities without adding separate dedicated monitoring devices, thereby avoiding excessive increase in device complexity.
Data Source
AI summary
In one or more embodiments, a power distribution unit may include: multiple power distribution module (PDM) receptacles, in which each PDM receptacle is configured to receive a PDM along a longitudinal axis of the PDM receptacle and is configured with multiple conductors disposed along a plane orthogonal to the longitudinal axis; first multiple power outlets coupled to a first PDM receptacle of the multiple PDM receptacles, in which the first multiple power outlets are configured to provide first single-phase power to first multiple information handling systems housed by a rack; and second multiple power outlets coupled to a second PDM receptacle of the multiple PDM receptacles, in which the second multiple power outlets are configured to provide second single-phase power to second multiple information handling systems housed by the rack. In one or more embodiments, a monitoring device of the power distribution unit may monitor one or more environmental attributes.