Air Purifier Scent Release Triggered by Pollutant Thresholds
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Solution Overview
Problem
Existing scent release devices in air purification systems risk generating harmful reaction products when releasing volatile compounds into polluted air, potentially harming inhabitants, especially when pollutant levels are high and reactive organic molecules are used.
Innovation Solution
An air purification system that includes a sensor to monitor pollutant concentrations and a processor to generate a scent release signal only when the pollutant concentration falls below a defined threshold, ensuring volatile compounds are released safely and in controlled amounts, thereby reducing the risk of harmful reactions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If volatile compounds are released into the air to create a scented atmosphere, then the pleasant atmosphere is improved, but harmful reaction products may be generated when pollutants are present
Solution Approach 1:
The system continuously monitors pollutant concentrations using sensors and uses this feedback to dynamically control the scent release apparatus. When pollutant levels exceed the threshold, the processor automatically inhibits or reduces scent release, preventing the formation of harmful reaction products while allowing normal scent release when air quality is good.
Solution Approach 2:
The system performs preliminary monitoring of pollutant concentrations before allowing scent release to occur. By checking air quality in advance and only permitting scent release when pollutant levels are below the threshold, the system prevents harmful reactions from occurring in the first place.
2Duration of action of stationary object
If scent release is continuously operated to maintain pleasant atmosphere, then the scented environment is improved, but the risk of harmful reactions increases with high pollutant levels
Solution Approach 1:
The system transitions from static continuous scent release to dynamic controlled release. The scent release apparatus operates continuously only when air quality conditions permit, but automatically adjusts or stops operation when pollutant levels rise, creating a flexible duration of action that responds to real-time environmental conditions.
3Ease of operation
If reactive volatile compounds are used to create strong scents, then the scented atmosphere effect is improved, but the potential for harmful reactions with pollutants increases
Solution Approach 1:
The system uses real-time pollutant concentration feedback to control the operation of the scent release apparatus. When reactive volatile compounds are being released, the system continuously monitors for pollutants that could react with them and automatically adjusts or stops release if dangerous reaction conditions are detected.
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 delivers a scented atmosphere while minimizing the risk of harmful reactions, ensuring the air remains safe for occupants by synchronizing scent release with pollutant removal and adjusting scent levels based on room volume and pollutant decay rates.
Implementation Method 1
a sensor for sensing a concentration of the air pollutant
Implementation Method 2
a processor adapted to monitor the pollutant concentration from sensor data received from the sensor
Implementation Method 3
the scent release apparatus is adapted to release a volatile compound used to create a scent
Data Source
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AI summary
Disclosed is an air purification system (10) comprising an air purifier apparatus (50) for removing a pollutant from air, a sensor (21, 23) for sensing a concentration of the air pollutant and a scent release apparatus (40) responsive to a scent release signal, wherein the air purification system further comprises a processor (31) adapted to monitor the pollutant concentration from sensor data received from the sensor and to generate the scent release signal upon the monitored pollutant concentration falling below a defined threshold. Also disclosed is a method of generating a scented atmosphere in a room housing an air purification apparatus (50) for removing a pollutant from the air in the room.