Planar Aerosol Generating Component with Variable Density Zones
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Solution Overview
Problem
Existing non-combustible aerosol delivery systems lack effective control over aerosol particle size and total aerosol production, which is crucial for simulating a consistent smoking experience in e-cigarettes and similar products.
Innovation Solution
A non-combustible aerosol delivery system with a planar aerosol generating component suspended in a chamber, featuring portions with varying vaporization rates and densities, and strategically aligned air inlets and outlets to optimize airflow and vaporization efficiency, allowing for precise control over aerosol characteristics.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a planar aerosol generating component with varying vaporization rates is used, then control over aerosol particle size is improved, but device complexity increases
Solution Approach 1:
The aerosol generating component is designed with portions of different densities (e.g., 300% density variation) to create localized zones with different vaporization rates. This allows different regions of the component to produce aerosols of different particle sizes, enabling precise control over aerosol characteristics without requiring complex external control systems.
Solution Approach 2:
The invention introduces spatial distribution of vaporization rates across the planar component surface as a new dimension of control. By varying the density distribution across the component area and aligning airflow paths with high-vaporization zones, the system controls aerosol particle size through spatial configuration rather than temporal adjustment mechanisms.
2Productivity
If airflow path is aligned to track high vaporization rate portions, then total aerosol production is improved, but device complexity increases
Solution Approach 1:
The air inlet and outlet are positioned asymmetrically relative to the aerosol generating component, with the airflow path deliberately aligned to track across the high-vaporization-rate portions. This asymmetric configuration maximizes aerosol production by ensuring airflow continuously passes over the most productive zones of the component, achieving high productivity through geometric optimization rather than complex flow control mechanisms.
3Productivity
If portions with greater electrical current flow propensity are used for higher vaporization, then aerosol delivery efficiency is improved, but manufacturing precision requirements increase
Solution Approach 1:
The invention varies the density parameter across different portions of the aerosol generating component, creating zones with 300% density variation. This parameter change directly influences both electrical current flow distribution and vaporization rate, allowing high-current zones to naturally become high-vaporization zones. The approach transforms a potential manufacturing precision challenge into a design feature that enhances aerosol delivery efficiency.
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 achieves improved control over aerosol particle size and total aerosol production, enhancing the user experience by providing a consistent sensorial experience and efficient delivery of active compounds.
Implementation Method 1
the aerosol generating component having a portion configured to vaporize aerosolizable material at a higher rate than other portions of the aerosol generating component
Implementation Method 2
said chamber has an air inlet and one or more air outlets which define a flow path there between
Data Source
AI summary
There is provided an article for use with an electrically operated non-combustible aerosol delivery system, the article comprising a generally planar aerosol generating component suspended within an aerosol generating chamber, the aerosol generating component having a portion configured to vaporize aerosolizable material at a higher rate than other portions of the aerosol generating component, wherein said chamber has an air inlet and one or more air outlets which define a flow path therebetween, the flow path being arranged to track said portion of the aerosol generating component configured to vaporize aerosolizable material at a higher rate than other portions of the aerosol generating component.