Modular Air-Quality Network for Real-Time Indoor Ventilation Control
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Solution Overview
Problem
Poor indoor air quality in homes and buildings due to reduced ventilation in energy-efficient structures leads to health risks, necessitating a real-time monitoring and responsive ventilation system that is energy efficient, modular, and customizable.
Innovation Solution
A ductless, modular air-quality network system with air inlet and outlet units, monitoring units, and user devices connected via a network, utilizing sensors and microprocessors to measure and manage air quality parameters, and a cloud-based system for dynamic control and alert management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If ventilation is reduced in energy-efficient buildings, then energy loss is decreased, but indoor air quality deteriorates
Solution Approach 1:
The system continuously monitors indoor air quality parameters (VOC levels, temperature, humidity, pressure) and uses this feedback to dynamically control ventilation operations. The microprocessor adjusts air inlet and outlet operations based on real-time sensor data, ensuring ventilation occurs only when and where needed, thus maintaining energy efficiency while improving air quality.
Solution Approach 2:
The system automatically detects poor air quality conditions and triggers ventilation operations without manual intervention. The microprocessor autonomously manages the ventilation system based on sensor inputs, and the system can self-regulate operations such as activating heating elements to condition incoming air, eliminating the need for centralized HVAC control while maintaining both energy efficiency and air quality.
2Object-affected harmful factors
If a centralized HVAC system is installed, then indoor air quality is improved, but device complexity and installation difficulty increase
Solution Approach 1:
The system divides the ventilation function into independent modular units (air inlet units, air outlet units, monitoring units) that can be distributed throughout the building. Each unit operates autonomously with its own sensors and control capabilities, eliminating the need for complex centralized HVAC infrastructure while maintaining effective air quality management in each zone.
Solution Approach 2:
The microprocessor-based controller in each modular unit performs multiple functions: monitoring air quality parameters (VOC, temperature, humidity, pressure), controlling ventilation operations, managing heating elements, and communicating with other units via wireless network. This multi-functionality consolidates what would traditionally require separate centralized systems into a single integrated modular unit.
3Object-affected harmful factors
If real-time monitoring and responsive ventilation are implemented, then indoor air quality is improved, but energy consumption increases
Solution Approach 1:
The system uses periodic sensing and event-driven ventilation operations rather than continuous operation. Sensors continuously monitor air quality parameters, but ventilation is activated only when pollutant thresholds are exceeded or environmental conditions warrant it. The microprocessor manages periodic operations efficiently, and heating elements are activated only during ventilation events to condition incoming air, minimizing overall energy consumption while maintaining real-time responsiveness.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system effectively monitors and improves indoor air quality in real-time, providing customizable solutions for varying environmental conditions and alerting users to potential health risks, ensuring safer indoor environments.
Implementation Method 1
The controller unit may have sensors to measure atmospheric pressure, temperature, and/or other air quality parameters
Implementation Method 2
The temperature sensor in the controller unit controls the operation of the modular heating unit
Implementation Method 3
the incoming air from outside the home can be heated to match the temperature of the air inside the home
Implementation Method 4
a core module with a fan and a main filter
Implementation Method 5
a core module with a fan and a main filter
Implementation Method 6
a modular UV light unit
Implementation Method 7
The controller unit preferably has a microcomputer, microcontroller or microprocessor
Data Source
AI summary
An air-quality network system for homes, the air-quality network system having an air inlet unit, an air outlet unit, and a monitoring unit. The monitoring unit monitors, measures, and transmits information regarding the air quality to a network. The data management algorithm in the network compares the air quality information against preset/user-defined values and accordingly, determines the operating parameters of the air inlet and/or air outlet units. The system provides real-time monitoring and visualization of the air quality in the home, and provides emergency alerts if air quality exceeds safety limits.