Adaptive Thermal Comfort Control Without Building Commissioning

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Solution Overview

Problem

Current thermal management systems for buildings lack efficiency in adapting to environmental changes and occupant preferences, leading to suboptimal energy consumption and comfort levels, as they require commissioning information and frequent occupant interaction.

Innovation Solution

A processor-implemented method and system for adaptive temperature control using a comfort agent that learns heat transfer characteristics and occupant comfort preferences, optimizing energy consumption by calculating control temperature vectors based on thermal device properties, weather estimations, and constraint properties to regulate temperature in thermal systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional thermal management systems use fixed temperature settings and require commissioning information, then system complexity is reduced, but adaptability to environmental changes and occupant preferences deteriorates

Engineering Contradiction:
Improveadaptability to environmental changesVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The comfort agent autonomously learns heat transfer characteristics and occupant preferences without requiring commissioning information or manual input. The system performs self-calibration by observing environmental data and thermal responses, eliminating the need for complex setup procedures while maintaining high adaptability to changing conditions

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces traditional mechanical control systems with a data-driven comfort agent that uses machine learning algorithms to predict thermal behavior. This substitution enables the system to adapt to environmental changes through computational models rather than complex mechanical adjustments, resolving the contradiction between adaptability and system complexity

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Measurement precision

If traditional thermal management systems require frequent occupant interaction, then measurement precision of comfort preferences is improved, but ease of operation deteriorates

Engineering Contradiction:
Improveprecision of comfort preferencesVSAvoidease of use
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The comfort agent continuously monitors environmental conditions and thermal responses, using feedback loops to refine its understanding of occupant preferences over time. This automated feedback mechanism achieves high measurement precision without requiring frequent manual input from occupants, thereby maintaining ease of operation

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs self-calibration by automatically learning occupant comfort preferences through observation of thermal responses and environmental data. This eliminates the need for frequent occupant interaction while maintaining precise measurement of comfort preferences, resolving the contradiction between measurement precision and ease of operation

Inventive Principle:
Principle #25Self-service

3Use of energy by moving object

If thermal management systems use simplified control methods, then ease of manufacture is improved, but energy consumption optimization deteriorates

Engineering Contradiction:
Improveenergy consumptionVSAvoidcontrol system complexity
Core Design Contradiction:
Use of energy by moving objectVSDevice complexity

Solution Approach 1:

The comfort agent performs preliminary learning and calibration actions to build accurate thermal models of the environment and occupant preferences. By pre-processing environmental data and thermal characteristics, the system enables more efficient energy optimization without requiring complex real-time control mechanisms, resolving the contradiction between energy consumption and control system complexity

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentEP3104248B1Operational constraint optimization apparatuses, methods and systems
Publication Date: 2018.07.11 SCHNEIDER ELECTRIC USA INC
  • EP3104248B1 patent drawingFigure 1
  • EP3104248B1 patent drawingFigure 2
  • EP3104248B1 patent drawingFigure 3

AI summary

A system for comfort based management of thermal systems, including residential and commercial buildings with active cooling and/or heating, is described. The system can operate without commissioning information, and with minimal occupant interactions, and can learn heat transfer and thermal comfort characteristics of the thermal systems so as to control the temperature thereof while minimizing energy consumption and maintaining comfort.