Automated Power Cabling Plan Generation for PDU Load Balancing

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Solution Overview

Problem

Designing a power cabling plan for converged infrastructure computing systems is complex due to the diverse mix of components, leading to increased design burden and the need for automated solutions to reduce human intervention in system build processes.

Innovation Solution

A method that iteratively assigns power drawing components to PDU circuits based on existing power loads and reassesses to balance loads between circuits, generating a power cabling plan that defines assigned PDU ports for each component, allowing for automated generation without human intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If manual design specification is completed for each individual computing system, then design accuracy and customization are improved, but design burden and time consumption increase

Engineering Contradiction:
Improvedesign accuracyVSAvoiddesign time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent uses template-based design specifications that can be copied and adapted for different computing systems. Pre-defined power cabling plans and component placement templates serve as reusable models that reduce design time while maintaining accuracy through systematic customization rather than manual creation from scratch

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent performs preliminary power load calculations and circuit assignments during the design specification phase. By pre-calculating power requirements and assigning components to circuits with balanced loads before final system assembly, the design process eliminates time-consuming adjustments during implementation while ensuring design accuracy

Inventive Principle:
Principle #10Preliminary action

2Productivity

If automated power cabling plan generation is implemented, then design time and human intervention are reduced, but handling of diverse component mixes becomes more complex

Engineering Contradiction:
Improvedesign efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent segments the power distribution system into discrete circuits with defined capacity limits. The automated system processes power drawing components individually, assigning each to appropriate circuits based on load balancing algorithms. This segmentation approach manages complexity by breaking down the overall power distribution problem into manageable, rule-based decisions for each component-circuit assignment

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs algorithms that dynamically adjust assignment parameters based on power load conditions. The system evaluates multiple parameters including circuit capacity, current load, and component power requirements to optimize assignments. By changing and re-evaluating assignment parameters iteratively, the automated system handles diverse component mixes efficiently while maintaining balanced power distribution

Inventive Principle:
Principle #35Parameter changes

3Ease of manufacture

If power loads are not balanced across circuits, then assignment simplicity is improved, but power distribution efficiency and reliability deteriorate

Engineering Contradiction:
Improveassignment simplicityVSAvoidpower distribution reliability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent implements iterative load balancing where the system continuously monitors power load distribution across circuits and provides feedback for reassignment. After initial component assignments are made, the system evaluates whether load differences between circuits exceed acceptable thresholds and automatically reassigns components to achieve better balance, thereby improving power distribution reliability while maintaining systematic simplicity

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS9946814B1System, method, apparatus, and computer program product for generating a power cabling plan for a computing system
Publication Date: 2018.04.17 EMC IP HLDG CO LLC
  • US9946814B1 patent drawing
  • US9946814B1 patent drawing
  • US9946814B1 patent drawing

AI summary

A method for generating a power cabling plan may include accessing a build plan. The build plan may identify a set of power drawing components and a set of PDUs. Each PDU may include at least one circuit. The method may further include iteratively assigning each of the power drawing components to at least one circuit based on an existing power load assigned to each circuit. The method may additionally include reassigning at least one power drawing component between circuits in a circuit pair if a difference in assigned power loads between circuits in any circuit pair is reducible. The method may also include generating a power cabling plan defining at least one assigned PDU port for each power drawing component. Each assigned PDU port may correspond to a circuit to which the power drawing component has been assigned.