Smart PDU Outlet Layout for Dense Rack Power and Cable Control
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Solution Overview
Problem
Conventional Power Distribution Units (PDUs) face challenges in maximizing power outputs within limited space, managing redundant power configurations, and accommodating varying plug types, leading to increased cable complexity and reduced efficiency in data centers.
Innovation Solution
The development of a PDU system with smart cables and adapters that provide flexible power distribution, minimize cable lengths, and allow for adaptable outlet configurations, incorporating unique identifiers and sensors for monitoring and asset tracking, while using power connector adapters to connect industry standard and non-standard connectors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If redundant power configurations are used to ensure maximum uptime, then reliability is improved, but device complexity and cable management complexity increase
Solution Approach 1:
The patent combines multiple PDU functions into a single integrated unit with unified cable management. The system merges power distribution, cable routing, and monitoring functions into one device, eliminating the need for separate redundant cable paths and reducing overall system complexity while maintaining reliability.
Solution Approach 2:
The PDU is designed with universal compatibility to accept multiple plug types (C13, C19, NEMA 5-15, IEC 60320) directly at the outlet level. This multi-functionality eliminates the need for separate adapter devices and redundant cable configurations, simplifying cable management while ensuring continuous power availability.
2Productivity
If higher density of power outputs is provided to maximize computing resources, then productivity is improved, but device complexity and cable management difficulty increase
Solution Approach 1:
The patent utilizes vertical space within the rack by providing outlets on multiple faces of the PDU housing, not just the front panel. This three-dimensional outlet arrangement increases power output density without proportionally increasing cable management complexity, as cables can be routed from multiple directions.
Solution Approach 2:
Different regions of the PDU are optimized for different functions: the front panel provides standard outlets for common equipment, while side panels provide additional outlets and integrated cable management channels. This local optimization allows high density without uniform complexity across the entire device.
3Adaptability or versatility
If various plug types are accommodated to support different equipment, then adaptability is improved, but device complexity increases
Solution Approach 1:
The PDU incorporates multiple outlet types (C13, C19, NEMA 5-15, IEC 60320) directly into its housing, providing universal compatibility with different equipment plug types. This eliminates the need for external adapters and reduces outlet configuration complexity by integrating all connector types into a single standardized device.
4Adaptability or versatility
If longer cables are used to accommodate all equipment positions, then adaptability is improved, but loss of energy increases and cooling efficiency decreases
Solution Approach 1:
By providing outlets on multiple faces of the PDU housing, the system enables equipment to be connected from the nearest outlet in three-dimensional space rather than requiring all connections from a single front panel. This reduces cable lengths, minimizing power loss and improving cooling airflow.
Data Source
AI summary
A power distribution unit including a plurality of outlet cores arranged along an outlet panel of a housing and mounted to one or more circuit boards with an unobstructed space between adjacent pairs of the plurality of outlet cores. The outlet cores each extend a portion of the distance between the circuit boards and the outlet panel, and the outlet panel includes a plurality of apertures each corresponding to an associated one of the plurality of outlet cores. One or more overcurrent protection devices are mounted in a non-outlet panel aligned along the length of the housing.