Vapour Generator Heating Assembly for Depletion-Aware Power Control
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Solution Overview
Problem
Vapor generating devices face issues with overheating and damage due to depletion of vaporizable substances, leading to unreliable vapor production and potential device damage, as existing solutions either cap heat output or fail to accurately monitor substance levels.
Innovation Solution
A heating assembly with a controller that monitors and records the usage of vaporizable substance levels, adjusting heat output based on stored information to prevent overheating and ensure safe operation, including induction heating for efficient and quick vapor generation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If heating is provided when vaporisable substance is depleted, then continuous vapor generation is maintained, but device damage and body burning occur
Solution Approach 1:
The controller performs preliminary monitoring of vaporisable substance levels and predicts depletion before it occurs. By tracking usage patterns and heating duration, the system proactively adjusts heating parameters or shuts down the heating element before complete depletion happens, preventing device damage while maintaining productive vapor generation during the usable period
Solution Approach 2:
The system implements feedback control by continuously monitoring heating parameters, usage patterns, and temperature. The controller uses this feedback to dynamically adjust heating power and detect when vaporisable substance is depleting, thereby preventing overheating and device damage while maintaining optimal vapor generation during normal operation
2Object-affected harmful factors
If capping heat output is implemented, then device damage is prevented, but vapor generation reliability decreases
Solution Approach 1:
Instead of static heat capping, the system dynamically adjusts heating parameters based on real-time monitoring of vaporisable substance levels, usage patterns, and temperature. The controller modulates heating power continuously, providing high power when substance is abundant for reliable vapor generation, and reducing power as depletion approaches to prevent damage, thus achieving both reliability and safety
Solution Approach 2:
The system changes heating parameters (power level, duration, cycle frequency) based on the detected state of vaporisable substance. By varying these parameters dynamically rather than applying a fixed cap, the system maintains reliable vapor generation during the majority of the substance's lifecycle while preventing damage near depletion
3Object-affected harmful factors
If monitoring of vaporisable substance quantity is implemented, then safe operation is ensured, but device complexity increases
Solution Approach 1:
The system uses the existing heating operation data and temperature sensors already present in the device to infer vaporisable substance levels. Rather than adding dedicated sensing hardware, the controller analyzes patterns in heating duration, power consumption, and temperature response to self-determine substance quantity, minimizing additional device complexity while ensuring safe operation
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 effectively manages heat output based on substance levels, reducing the risk of device damage and ensuring consistent vapor production by intermittently monitoring and adjusting power supply, thereby enhancing user safety and device longevity.
Implementation Method 1
the body comprising a vaporisable substance, the heating assembly being arranged in use to supply power to the heating device to heat the body, the vaporisable substance volatilising on heating
Implementation Method 2
the heating device is an induction heating device, the body further comprising an induction heatable susceptor, the induction heating device being arranged to heat, in use, the induction heatable susceptor of the body
Implementation Method 3
the heating device is an induction heating device
Data Source
AI summary
A heating assembly for a vapour generating device includes a heating device arranged in use to heat a body, the body comprising including a vaporisable substance, the heating assembly being arranged in use to supply power to the heating device to heat the body, the vaporisable substance volatilising on heating, the quantity of vaporisable substance in the body thereby reducing on heating; a passage arranged in use to allow gas to be drawn over the body; and a controller arranged in use to monitor and store vaporisable substance quantity information of vaporisable substance quantity in the body by determining the amount of previous usage of the body based on stored time the body has been heated for and/or the stored number of times gas has been drawn over the body during heating.