Dew Point Window Control for Indoor Humidity Adjustment

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Solution Overview

Problem

There is a need for systems and methods that allow individuals to have greater control over indoor humidity levels, particularly through automatic configuration and monitoring, as existing solutions do not effectively integrate humidity data from external and internal sensors to adjust access openings for optimal indoor climate control.

Innovation Solution

A system that receives data from external and internal sensors to calculate the dew point and provides recommendations for adjusting access openings, such as windows, to maintain a comfortable indoor humidity level, using a central user interface to process and display data and control access opening systems wirelessly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If manual monitoring and adjustment of humidity levels is used, then system complexity is reduced, but control precision and automation level deteriorate

Engineering Contradiction:
Improveautomatic humidity monitoring and adjustmentVSAvoidsystem complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The system automatically monitors humidity levels using sensors and adjusts access openings without requiring manual user intervention. The computing device receives humidity data, calculates dew point, and autonomously determines when to open or close access openings to maintain optimal indoor humidity levels, enabling the system to serve itself.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system continuously receives humidity level data from internal sensors and uses this feedback to automatically adjust access openings. The computing device processes humidity readings, compares them against optimal ranges, and triggers appropriate responses (opening/closing access openings) based on the calculated dew point and current conditions, creating a closed-loop control system.

Inventive Principle:
Principle #23Feedback

2Manufacturing precision

If access openings are adjusted frequently to maintain optimal humidity, then humidity control precision is improved, but energy loss increases

Engineering Contradiction:
Improvehumidity control precisionVSAvoidenergy loss
Core Design Contradiction:
Manufacturing precisionVSLoss of energy

Solution Approach 1:

The system uses dew point calculation as a critical parameter change to determine when access opening adjustments are necessary. By transforming raw humidity and temperature readings into dew point values, the system identifies precise moments when humidity control action is needed, avoiding unnecessary frequent adjustments and reducing energy loss while maintaining control precision.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system adjusts access openings partially rather than fully, opening them only to the extent necessary to achieve optimal humidity levels. This partial action approach prevents over-adjustment and excessive energy loss while still maintaining precise humidity control by making just enough adjustment to correct the humidity imbalance.

Inventive Principle:
Principle #16Partial or excessive action

3Measurement precision

If multiple sensors are integrated for comprehensive monitoring, then measurement accuracy is improved, but device complexity increases

Engineering Contradiction:
Improvehumidity and temperature measurement accuracyVSAvoidsensor system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system merges data from multiple sensors (internal humidity sensors, external humidity sensors, and temperature sensors) into a unified processing framework. The computing device receives and integrates data from these different sensor sources, combining them to calculate dew point and make coordinated control decisions, thereby achieving comprehensive monitoring through data fusion rather than separate independent systems.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The computing device serves multiple functions: it receives data from various sensor types, calculates dew point from combined temperature and humidity readings, determines control decisions, and manages access opening adjustments. This multi-functional approach consolidates what could be separate complex systems into a single universal control platform, improving measurement precision while managing overall system complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11112133B2Humidity monitoring and adjustment system
Publication Date: 2021.09.07 LA CROSSE TECHNOLOGY LTD
  • US11112133B2 patent drawing
  • US11112133B2 patent drawing
  • US11112133B2 patent drawing

AI summary

Methods and systems for humidity monitoring and adjustment are described herein. Data from at least one external sensor system is received by a computing device. The external sensor system determines at least one of outdoor air temperature and outdoor air humidity. Data from at least one internal sensor system is received by the computing device. The internal sensor system determines at least one of indoor air temperature and indoor air humidity. A dew point for an indoor environment is calculated based upon the data from the external sensor system and data from the internal sensor system. A graphical indication of an indoor environment climate may be displayed based upon the calculated dew point. Access openings, such as windows, may be opened or closed to change the humidity of the indoor environment.