Aerosol Generator Control Circuitry for Consumption Tracking
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Solution Overview
Problem
Non-combustible aerosol provision systems, such as e-cigarettes and tobacco heating products, lack effective methods to accurately monitor the consumption of aerosolizable materials, leading to inefficient usage and potential device damage due to depleted resources.
Innovation Solution
The implementation of control circuitry in these systems that adjusts the rate of aerosol generation based on dynamic factors like intra-puff duration, inter-puff duration, cumulative puff duration, airflow rate, and ambient temperature to determine the amount of aerosol generated, allowing for more accurate tracking of aerosolizable material consumption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If traditional non-combustible aerosol provision systems are used without dynamic rate adjustment, then the device structure remains simple, but the accuracy of monitoring aerosolizable material consumption deteriorates
Solution Approach 1:
The patent implements dynamic adjustment of aerosol generation rate based on real-time monitoring of consumption patterns, puff duration, and environmental factors. The control system continuously adapts heating parameters to optimize material usage while maintaining aerosol quality, transforming a static system into a dynamic one that responds to changing conditions.
Solution Approach 2:
The system incorporates feedback mechanisms that monitor aerosol generation efficiency, material consumption rate, and device operating parameters. This feedback loop enables the control circuitry to adjust heating power and aerosol generation rate in real-time, improving measurement precision of material consumption while managing device complexity through intelligent control algorithms.
2Productivity
If aerosol generation rate is fixed, then the control system is simple, but the efficiency of aerosolizable material usage deteriorates
Solution Approach 1:
The system dynamically adjusts aerosol generation rate based on multiple factors including puff detection, time since last puff, ambient temperature, and cumulative usage patterns. This dynamic control optimizes material conversion efficiency to aerosol output, ensuring high productivity while adapting to varying user behaviors and environmental conditions.
Solution Approach 2:
The control system modifies key operating parameters such as heating power, aerosol generation rate, and pulse duration based on detected conditions. By changing these parameters dynamically rather than maintaining fixed values, the system achieves superior material usage efficiency while the complexity is managed through standardized control algorithms.
3Measurement precision
If real-time monitoring of aerosol generation is implemented, then the accuracy of consumption tracking is improved, but the energy consumption increases
Solution Approach 1:
The system uses feedback from sensors that monitor aerosol generation, heating element temperature, and power consumption. This feedback enables precise tracking of material consumption while optimizing energy usage by adjusting heating parameters only when necessary, rather than continuous high-energy monitoring.
Solution Approach 2:
The monitoring system operates periodically rather than continuously, checking consumption metrics at intervals based on puff events and time thresholds. This periodic monitoring maintains accurate consumption tracking while significantly reducing average energy consumption compared to continuous real-time monitoring.
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
This approach enables precise determination of aerosol usage, informing users when to replace materials and preventing device malfunction by accurately assessing remaining resources.
Implementation Method 1
an non-combustible aerosol provision system will typically comprise an aerosol generation chamber containing a vaporizer, e.g. a heater, arranged to vaporize a portion of aerosolizable material to generate an aerosol
Implementation Method 2
the aerosol generator is configured to generate an aerosol from an aerosolizable material
Data Source
AI summary
The present disclosure relates to a method of operating an non-combustible aerosol provision system including control circuitry, a power source and an aerosol generator configured to generate an aerosol from an aerosolizable material. The control circuitry causes delivery of power from the power source to the aerosol generator for an aerosol generation event in response to a user input; and determines the amount of aerosol generated from the aerosolizable material, in response to the user input, based on a determined rate of aerosol generation, wherein the determined rate of aerosol generation is adjusted based on a dynamic factor.