Local Power Management Unit for PDU Data Aggregation

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Solution Overview

Problem

Current remote power management systems face long response times and increased data processing burdens due to the use of IP networks for managing multiple power distribution units, leading to complex and costly physical connections.

Innovation Solution

A local power management unit acts as a hub, connecting multiple power distribution units and collecting operational data, which is then analyzed and transmitted to a remote management system via an internal and network communication bus, reducing the load on the remote system and optimizing data transmission.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If IP networks are used to manage multiple power distribution units directly, then remote management capability is achieved, but response time increases and data processing burden increases

Engineering Contradiction:
Improveremote management capabilityVSAvoidresponse time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent introduces a local controller as an intermediary device between the remote management system and multiple power distribution units. The local controller aggregates data from multiple PDUs and communicates with the remote system through a single IP connection, eliminating the need for each PDU to have direct IP network access. This intermediary approach maintains remote management capability while significantly reducing response time by localizing data collection and processing.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If IP networks are used to manage multiple power distribution units directly, then remote management capability is achieved, but device complexity and connection costs increase

Engineering Contradiction:
Improveremote management capabilityVSAvoidphysical connections complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent merges multiple individual IP connections that would be required if each PDU connected directly to the network into a single IP connection through the local controller. The local controller consolidates communication with multiple PDUs, reducing the number of network cables, IP addresses, and configuration requirements. This merging approach simplifies the physical connection structure while maintaining full remote management capability.

Inventive Principle:
Principle #5Merging (Combining)

3Loss of information

If data is collected from each power distribution unit individually through IP network, then complete operational data is obtained, but data processing burden on remote system increases

Engineering Contradiction:
Improveoperational data completenessVSAvoiddata processing efficiency
Core Design Contradiction:
Loss of informationVSProductivity

Solution Approach 1:

The patent extracts the data collection and preliminary processing functions from the remote management system and assigns them to the local controller. The local controller collects operational data from multiple PDUs, performs local analysis and filtering, and only transmits processed and consolidated data to the remote system. This extraction of data collection responsibilities reduces the data processing burden on the remote system while ensuring complete operational data is captured and analyzed.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS8543714B2Local power management unit and power management system employing the same
Publication Date: 2013.09.24 DELTA ELECTRONICS INC(CN)
  • US8543714B2 patent drawing
  • US8543714B2 patent drawing
  • US8543714B2 patent drawing

AI summary

Disclosed is a local power management unit acting as a hub-like information agent for assisting a remote management system to administer power distribution units. One local power management unit is connected to a plurality of power distribution units through a peripheral communication interface and connected to the remote management system through an IP network. The local power management unit is configured to collect and analyze the operational data or power consumption information of the connected power distribution units through the peripheral communication interface and transmitted the processed data or information to the remote management system through the IP network. Hence, the workload of the remote management system is alleviated, the network cabling is saved, and the processing time of the polling operation carried out by the remote management system is shortened.