Energy Supply Planning With Base Load Model Correction

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Solution Overview

Problem

Existing energy supply plan formulation systems fail to accurately account for changes in equipment characteristics due to configuration changes or performance degradation, leading to errors in load forecasting and inefficient energy resource exploitation.

Innovation Solution

An energy supply plan formulation device that includes an acquisition unit to detect changes in base load, a determination unit to assess the need for model corrections, a correction unit to update equipment and load models, and a supply plan formulation unit to create an energy supply plan based on these models, ensuring accurate forecasting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If equipment model correction is not performed, then device complexity is reduced, but forecast accuracy deteriorates due to equipment characteristic changes

Engineering Contradiction:
Improveforecast accuracyVSAvoidmodel correction complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system performs preliminary detection of equipment characteristic changes by monitoring base load variations before they significantly impact forecast accuracy. The acquisition unit continuously acquires base load data, and the determination unit proactively identifies when corrections are needed, allowing the system to maintain accuracy without constant full-scale model corrections.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system establishes a feedback loop where the determination unit monitors equipment characteristic changes, triggers corrections when thresholds are exceeded, and updates the equipment model accordingly. This feedback mechanism ensures forecast accuracy is maintained by continuously adjusting the model based on actual equipment performance deviations.

Inventive Principle:
Principle #23Feedback

2Measurement precision

If base load change detection is implemented, then forecast accuracy is improved, but loss of time increases due to additional monitoring and correction processes

Engineering Contradiction:
Improveload forecast accuracyVSAvoidmodel correction time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system monitors changes in base load parameters to detect equipment characteristic variations. By focusing on specific parameter changes rather than comprehensive model re-evaluation, the system achieves improved forecast accuracy while minimizing the time required for detection and correction processes.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The determination unit automatically determines whether model correction is needed based on pre-set thresholds and criteria, eliminating the need for manual assessment. This self-service approach reduces time loss by automating the decision-making process for when corrections should be performed.

Inventive Principle:
Principle #25Self-service

3Productivity

If equipment characteristic changes are not considered, then ease of operation is maintained, but energy resource exploitation efficiency deteriorates

Engineering Contradiction:
Improveenergy resource exploitation efficiencyVSAvoidsystem operation simplicity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system uses feedback from base load monitoring to automatically adjust equipment models when characteristic changes are detected. This feedback mechanism improves energy resource exploitation efficiency by ensuring models reflect actual equipment performance, while the automation maintains ease of operation by eliminating manual intervention requirements.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs self-correction of equipment models based on monitored base load changes, improving energy efficiency without requiring operator involvement. The determination unit and correction unit work autonomously to maintain model accuracy, preserving ease of operation while enhancing productivity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12451699B2Energy supply plan formulation device and energy supply plan formulation method
Publication Date: 2025.10.21 MITSUBISHI ELECTRIC CORP
  • US12451699B2 patent drawing
  • US12451699B2 patent drawing
  • US12451699B2 patent drawing

AI summary

It is intended to reduce errors related to an energy supply plan to be formulated. An energy supply plan formulation device includes an acquisition unit for acquiring a change of a base load of energy equipment, a determination unit for determining whether to need correction of at least one of an equipment model and a load model on the basis of the change of the base load, a correction unit for correcting at least one of the equipment model and the load model on the basis of a determination result, a demand forecasting unit for forecasting the amount of energy demand, and a supply plan formulation unit for formulating an energy supply plan on the basis of the equipment model and the amount of energy demand.