Power Line Source Detection for Server Redundancy Verification
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Solution Overview
Problem
In data center power distribution systems, redundancy is compromised if power lines to a server are mistakenly connected to the same power source or line, leading to a lack of redundancy and potential system failures.
Innovation Solution
A device and method that include a power line interface and a comparator module to determine whether power received from multiple lines is from the same source by comparing characteristics such as phase and amplitude, with a user interface to indicate the source, ensuring proper connection and redundancy by distinguishing between different power sources.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If multiple power lines are connected to a server without verification, then installation is simple and fast, but redundancy cannot be ensured and system reliability deteriorates
Solution Approach 1:
The system performs preliminary detection of power line characteristics (phase, frequency, amplitude) before the server begins operation. The comparator module analyzes these characteristics to determine whether multiple power lines originate from different sources, ensuring redundancy is verified before the system enters normal operation mode.
Solution Approach 2:
The system provides continuous feedback through indicators (visual LED lights or digital display) that show whether the power lines are confirmed to be from different sources. This feedback mechanism guides the installation process and allows operators to verify redundancy status without complex manual testing.
2Reliability
If power line characteristics are analyzed to verify different sources, then redundancy is ensured, but device complexity increases
Solution Approach 1:
The comparator module is designed to perform multiple functions: detecting phase differences, frequency variations, and amplitude comparisons across multiple power lines simultaneously. This multi-functionality consolidates what could be multiple separate devices into a single integrated unit, reducing overall system complexity while maintaining comprehensive verification capability.
Solution Approach 2:
The system automatically performs the comparison and determination of power source diversity without requiring external testing equipment or manual procedures. The comparator module self-configures and self-tests upon power line connection, eliminating the need for separate verification tools or complex manual testing procedures.
3Reliability
If manual verification of power line sources is performed, then redundancy can be confirmed, but installation time and operational complexity increase
Solution Approach 1:
The system replaces manual mechanical verification methods (such as physical tracing of power lines to sources or using external testing equipment) with an automated electrical measurement system. The comparator module electronically analyzes power line characteristics to determine source diversity, eliminating time-consuming manual procedures while providing more precise and reliable verification.
Solution Approach 2:
The comparator module acts as an intermediary between the power lines and the server, automatically performing the verification function that would otherwise require manual intervention. This intermediary device simplifies the installation process by providing automated guidance and confirmation, reducing both time and complexity compared to manual verification methods.
Data Source
AI summary
Devices and methods for determining and indicating a source of power based on a characteristic of received power are disclosed. According to an aspect, a device includes a power line interface configured to receive power from multiple power lines. The device also includes a comparator module configured to compare one or more characteristics of the received power from the plurality of power lines. The comparator module is also configured to determine whether the received power on the power lines are from the same source based on the comparison. Further, the device includes a user interface configured to indicate whether the received power on the power lines are from the same source based on the determination.