AC Power Adapter for Universal Data Center Power Distribution
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Solution Overview
Problem
The existing power distribution shelves in data centers are often exclusive to specific utility power specifications, making them inflexible and costly to maintain or replace when utility power specifications change, leading to increased complexity and resource wastage.
Innovation Solution
An AC power adapter that can receive and adapt three-phase AC power or three single-phase AC powers to three single-phase AC powers sharing a ground wire, allowing the power distribution shelf to be selectively powered according to requirements without the need for custom connectors, thereby reducing fabrication and maintenance costs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If power distribution shelves are designed with exclusive connectors for different utility power specifications, then the power distribution system can comply with various regional power standards, but the device complexity and fabrication cost increase significantly
Solution Approach 1:
The power distribution shelf is designed with a universal connector configuration that can accommodate both three-phase and single-phase power inputs through a single standardized connector type. The internal circuitry is designed to automatically detect and adapt to the input power type, eliminating the need for multiple specialized connectors and reducing device complexity while maintaining versatility across different power specifications
Solution Approach 2:
An AC power adapter is introduced as an intermediary device that converts various utility power specifications into a standardized output format suitable for the power distribution shelf. This adapter handles the complexity of power specification adaptation externally, allowing the main power distribution shelf to maintain a simple, universal connector design while still supporting multiple power types
2Reliability
If separate connectors are designed for three-phase and single-phase power inputs, then the power distribution shelf can be precisely matched to specific power specifications, but the maintenance cost and difficulty increase when power specifications change
Solution Approach 1:
The standardized connector design allows the same physical connector to be used for both three-phase and single-phase power inputs. When power specifications change, maintenance personnel only need to replace or reconfigure the AC power adapter rather than the entire power distribution shelf or specialized connectors, significantly reducing maintenance cost and difficulty while maintaining reliable power delivery
Solution Approach 2:
The power adaptation function is segmented into a separate, replaceable AC power adapter module. This allows the main power distribution shelf to remain unchanged while only the adapter portion needs to be modified or replaced when power specifications change, isolating the complexity and reducing maintenance burden on the core system
3Adaptability or versatility
If multiple types of power distribution shelves are produced to comply with different utility power specifications, then various regional standards can be met, but the fabrication cost and resource consumption increase
Solution Approach 1:
A single standardized power distribution shelf design is produced that can accept both three-phase and single-phase power inputs through universal connectors. The internal circuitry is designed to automatically adapt to different input types, allowing manufacturers to produce only one model rather than multiple specialized versions, thereby reducing fabrication costs and resource consumption while maintaining compliance with different regional power standards
Solution Approach 2:
The power distribution shelf incorporates programmable or adjustable parameters that can be configured to match different power specifications without requiring physical hardware changes. This allows a single manufactured unit to be adapted to various regional standards through software or configuration settings, eliminating the need for multiple production lines and reducing fabrication costs
Data Source
AI summary
The present disclosure provides an AC power adapter comprising plural connectors, plural first power conveying wires, a junction box, a power conveying wire assembly and a plug. The first power conveying wire is connected with the connector and comprises an input neutral wire, an input live wire and an input ground wire. The first power conveying wire is inserted into the junction box. The power conveying wire assembly is inserted into the junction box and comprises plural output neutral wires, plural output live wires and an output ground wire. The output neutral wires are connected with the input neutral wires one-to-one, the output live wires are connected with the input live wires one-to-one, and the output ground wire is connected with the input ground wires. The plug comprises a housing and an electrical connector. The power conveying wire assembly is inserted into the housing and connected with the electrical connector.