Air filtering device
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Solution Overview
Problem
Industrial applications require continuous air cleaning in larger rooms or halls, independent of air conditioning systems, to remove airborne contaminants effectively.
Innovation Solution
The air filtering device comprises a modular design with a housing, filter elements, and a fan that creates airflow through the filter to remove contaminants. It includes a sensor arrangement for monitoring filter clogging and adjusting fan power in clustered devices to optimize air flow and quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of stationary object
If air filtering devices are arranged in a cluster to cover larger rooms or halls, then the coverage area and air cleaning capacity are improved, but the coordination and information exchange between devices increase system complexity
Solution Approach 1:
The system divides the large room or hall into multiple zones, each covered by an individual air filtering device. Each device operates semi-independently while contributing to the overall air cleaning coverage, allowing the system to scale to larger areas without proportionally increasing central control complexity.
Solution Approach 2:
Air filtering devices exchange information about their operational status, sensor readings, and air quality data with neighboring devices. This feedback mechanism enables coordinated operation where devices can adjust their fan power and airflow based on real-time conditions detected by the cluster, optimizing performance while maintaining manageable system complexity.
2Productivity
If sensor arrangements monitor filter clogging and adjust fan power in clustered devices, then air flow optimization and energy efficiency are improved, but the device complexity and control mechanisms increase
Solution Approach 1:
Each air filtering device monitors its own filter clogging status using integrated sensor arrangements and automatically adjusts its fan power accordingly. This self-service capability allows devices to optimize their own performance without requiring complex external control systems, maintaining simplicity while improving air flow efficiency.
Solution Approach 2:
The sensor arrangements continuously monitor parameters such as pressure differential across the filter and provide feedback to the fan control system. This closed-loop feedback enables automatic adjustment of fan power to maintain optimal air flow through the filter element, improving productivity while using relatively simple control mechanisms.
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 solution provides continuous, efficient air cleaning in closed volumes, adaptable to different environmental conditions, with improved air distribution and quality management through sensor-aided fan power adjustments.
Implementation Method 1
a fan which creates an airflow through the filter element by sucking in unfiltered air into the device and sucking or blowing the air through the filter element
Implementation Method 2
through the filter element to remove dirt and contaminants from the air
Data Source
AI summary
An Air filtering device (1) configured to cleaning of air in a closed volume of air. (1) comprises in a direction (2) of an air flow at least one air filter unit (3). The air filter unit (3) comprises an air filter (5) arranged in a box-shaped housing (4). The air filtering device (1) further comprises an air moving unit (6) interconnected to and arranged downstream with respect to the air filter unit (3). The air moving unit (6) comprises a box-shaped housing (7) with an air inlet opening (8), configured to receive filtered air from the closed volume of air through the air filter unit (3) and with respect to the box-shaped housing (7) opposite an air outlet opening (9) comprising a constriction having a smaller diameter (10) than the diameter of the air inlet opening (8). The air moving unit (6) also comprises a fan (11) interconnected to the air outlet opening (9) configured to draw in the filtered air from the air filter unit into the box-shaped housing (7) through the air inlet opening (8) and to push the filtered air into an air distribution unit (12). The air distribution unit (12) comprising a box-shaped housing (13) interconnected to the fan (11) and having at least one air vent (14) to distribute the filtered air into the closed volume of air.