Induction Heatable Cartridge with Segmented Susceptors
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Solution Overview
Problem
Existing vapor generating devices with inductive heating systems face challenges in precisely controlling the heat profile, making it difficult to generate a desired vapor from a variety of substances, especially when requiring a lightweight and compact design.
Innovation Solution
The use of at least two ring-shaped induction heatable susceptors within a vaporizable substance, positioned such that different regions of their edges are at varying distances from the induction circuit, allowing for controlled heat profiles and efficient vapor generation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a single inductor generating a common electromagnetic field is used, then the device structure is simple, but it is difficult to precisely generate a desired heat profile in the region of the susceptor
Solution Approach 1:
The single inductor is divided into multiple separate inducers (first inductor and second inductor), each capable of generating independent electromagnetic fields. This segmentation allows precise control of heat profiles in different regions of the susceptor, as each inductor can be independently controlled to create specific heating patterns in its respective zone.
Solution Approach 2:
Different regions of the susceptor are targeted with different heating characteristics by positioning inducers at specific locations. The first inductor is positioned to heat a first region of the susceptor while the second inductor heats a second region, allowing each region to receive optimized heating tailored to its specific requirements.
2Manufacturing precision
If multiple inducers are used to provide precise heat profile control, then heating control precision is improved, but device complexity and size increase
Solution Approach 1:
The multiple inducers are designed to work together as an integrated system that provides both regional control and overall heating functionality. Each inductor serves multiple purposes: individual regional heating, contribution to overall temperature distribution, and synergistic interaction with other inducers to create complex heating patterns that would be difficult to achieve with a single inductor.
3Manufacturing precision
If multiple inducers are used to control heat profile, then vapor generation control is improved, but device weight and size increase
Solution Approach 1:
The system employs dynamic control of multiple inducers, where each inductor can be independently activated, deactivated, or adjusted in power output based on real-time heating requirements. This dynamic operation allows the device to achieve precise vapor generation control while maintaining flexibility in energy consumption, potentially reducing overall power requirements compared to a single high-power inductor.
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 configuration enables precise control of the heat profile within the cartridge, allowing for the generation of vapors from multiple substances with optimized vaporization, maintaining device compactness and portability while providing a complex heat profile.
Implementation Method 1
Electrical energy is provided to the inductor when a user activates the device which in turn creates an electromagnetic field. The susceptor couples with the field and generates heat
Implementation Method 2
The susceptor couples with the field and generates heat which is transferred to the substance and vapour is created as the substance is heated
Data Source
AI summary
An induction heatable cartridge for use with an induction heating assembly includes a solid vaporisable substance and at least one ring-shaped induction heatable susceptor held within and surrounded by the vaporisable substance. The susceptors are held in position such that, when the cartridge is positioned in an induction circuit in use, different regions of the outer edge of the one or more susceptors are at different distances from the induction circuit to provide different heating characteristics in the different regions. The centres of each of the at least one susceptors are aligned along a common axis.