Energy Use Classification for Real-Time Abnormal Consumption Detection

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Solution Overview

Problem

Current energy consumption analysis methods focus on daily averages, which do not provide detailed information about intervals of energy consumption throughout the day, failing to detect abnormal usage patterns and inefficiencies in real-time.

Innovation Solution

A method and system that collect energy consumption data, identify data clusters, categorize them, and analyze them to classify periods as normal or abnormal, enabling real-time management and providing recommendations for improvement, using a processor with energy meters to dynamically model normal energy consumption patterns and alert users to inefficiencies.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If daily average energy consumption values are used for analysis, then the analysis is simple and aggregated, but detailed information about energy consumption intervals throughout the day is lost

Engineering Contradiction:
Improveanalysis complexityVSAvoidenergy consumption interval information
Core Design Contradiction:
Device complexityVSLoss of information

Solution Approach 1:

The patent segments energy consumption data into multiple intervals throughout the day (e.g., peak hours, off-peak hours, night hours) rather than using a single daily average. This segmentation allows detailed analysis of energy consumption patterns at different times while maintaining manageable complexity through systematic categorization of each interval.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If minimum energy consumption value is used as base load, then calculation is simplified, but accurate representation of actual base load is compromised

Engineering Contradiction:
Improvecalculation simplicityVSAvoidbase load measurement accuracy
Core Design Contradiction:
Ease of manufactureVSMeasurement precision

Solution Approach 1:

The system performs self-learning by automatically analyzing historical energy consumption data to identify and adapt to the actual base load pattern specific to each site. Rather than using a simplified minimum value, the system autonomously determines the true base load through continuous monitoring and pattern recognition, improving accuracy without requiring manual intervention.

Inventive Principle:
Principle #25Self-service

3Productivity

If aggregated energy consumption values (sum, mean, median) are used, then reporting is simplified, but detailed information about energy consumption patterns is lost

Engineering Contradiction:
Improvereporting efficiencyVSAvoidenergy consumption pattern details
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The patent adds the time dimension to energy consumption analysis by breaking down aggregated values into temporal intervals. Instead of reporting only daily totals or averages, the system provides multi-dimensional data showing consumption patterns across different hours, days, and periods, enabling both efficient aggregation for high-level reporting and detailed analysis when needed.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

4Reliability

If real-time energy consumption monitoring is implemented, then abnormal usage patterns can be detected, but system complexity increases

Engineering Contradiction:
Improveabnormal pattern detection capabilityVSAvoidmonitoring system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system implements continuous feedback loops where energy consumption data is monitored in real-time, compared against learned normal patterns, and automatically triggers alerts or adjustments when deviations are detected. This feedback mechanism enables reliable abnormal pattern detection while managing complexity through automated responses rather than requiring complex manual intervention systems.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10921762B2Energy management system and method
Publication Date: 2021.02.16 SCHNEIDER ELECTRIC USA INC
  • US10921762B2 patent drawing
  • US10921762B2 patent drawing
  • US10921762B2 patent drawing

AI summary

A method for energy management include steps of collecting data during a period of time, identifying data clusters within the data, categorizing the data clusters in the period of time, analyzing the data clusters, and assigning a classification to the period of time. Real time data can be compared to scheduled performance. Real time notifications can be provided to a user where energy is being used inefficiently. Energy efficiency of meters within a site can be ranked to identify meters where energy is being used inefficiently. A system is also provided for performing the method of the present disclosure.