Digital Twin Room Comfort Simulation With Actuator-Based Testing
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Solution Overview
Problem
Current methods for assessing comfort in buildings during the planning phase are limited, as they rely on qualitative estimates and do not account for site-specific conditions and material properties, leading to uncertain user satisfaction.
Innovation Solution
A method and apparatus for simulating comfort in a room using a digital model that considers geometric properties, building materials, indoor and outdoor conditions, and actuator-controlled test environments to recreate the experience of comfort, allowing for real-time adjustments and user interaction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If 2D construction plans and 3D architectural models are used to visualize buildings, then visual representation is achieved, but acoustic and thermal properties cannot be accurately assessed
Solution Approach 1:
The patent creates a digital twin (virtual model) that copies the physical building's geometric, acoustic, and thermal properties. This virtual replica allows comprehensive simulation of all comfort parameters without requiring the actual building to exist, resolving the contradiction between visual representation and accurate measurement.
Solution Approach 2:
The patent introduces a simulation environment as an intermediary between the building design and comfort assessment. This virtual intermediary space allows planners to evaluate acoustic and thermal properties through computational models before construction, eliminating the need for physical prototypes while maintaining measurement accuracy.
2Ease of operation
If qualitative statements by planners are used to assess comfort conditions, then decision-making is simplified, but user satisfaction cannot be predicted with certainty
Solution Approach 1:
The patent implements feedback loops where simulation results are continuously compared with user comfort criteria and design requirements. This automated feedback system provides objective, data-driven recommendations to planners, maintaining ease of operation while significantly improving prediction accuracy through quantitative validation.
Solution Approach 2:
The patent replaces the mechanical system of subjective qualitative assessment with an automated computational simulation system. This substitution maintains the simplicity of the decision-making process through user-friendly interfaces while dramatically improving reliability through physics-based calculations and objective performance metrics.
3Adaptability or versatility
If building designs are customized for individual locations and orientations, then site-specific comfort is optimized, but assessment complexity increases
Solution Approach 1:
The patent creates a universal simulation platform that can assess any building design at any location. The system integrates multiple assessment functions (thermal, acoustic, visual, airflow) into a single multi-functional tool, allowing site-specific optimization without proportionally increasing complexity through standardized procedures and automated calculations.
Data Source
AI summary
The embodiments simulate an experience of comfort in a room. A digital model A is created of the room and indoor and/or outdoor conditions YR, XR which act on the room are defined. A first experience of comfort KR is calculated for at least one location within the room. A test environment includes at least one actuator that acts on a subject. The state XMR of the at least one actuator is changed such that a second experience of comfort KMR of the subject in the test environment substantially corresponds to the first experience of comfort KR at the one location within the room.

