Smoking Article Cooling Element Endothermic Gas Temperature
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Solution Overview
Problem
Smoking articles, including traditional cigarettes and e-cigarettes, inhale vapor or smoke at high temperatures, which can be unpleasant for users and may contain harmful substances.
Innovation Solution
Incorporating a cooling element with a cooling material that undergoes an endothermic process, activated by the heated particle-loaded gas, to reduce the temperature of the gas before it exits the mouthpiece, using materials like silica gel, zeolite, or inorganic salts that release water of crystallization to cool the gas.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If the particle-loaded gas is heated during vaporization or burning, then the vaporization or burning process is effective, but the temperature of the gas ingested by the user becomes too high and unpleasant
Solution Approach 1:
A cooling element containing cooling material is introduced as an intermediary component between the heating zone and the user's mouth. This cooling element absorbs excess heat from the particle-loaded gas through endothermic processes, allowing the gas to maintain effective heating temperature while reducing the temperature at the user interface to comfortable levels.
Solution Approach 2:
The cooling material undergoes phase transitions (such as melting, evaporation, or decomposition) that are endothermic in nature. These phase changes absorb heat from the particle-loaded gas, effectively cooling it down. Examples include ice melting, water evaporating, or chemical compounds decomposing at specific temperatures.
2Temperature
If a cooling element with cooling material is added to cool the particle-loaded gas, then the temperature is reduced, but the device complexity increases
Solution Approach 1:
The cooling element is designed to perform multiple functions: it cools the particle-loaded gas, may serve as part of the structural housing, and can potentially filter certain substances. By combining multiple functions into a single component, the overall device complexity is minimized while achieving the cooling objective.
Solution Approach 2:
The cooling element utilizes porous materials that allow the particle-loaded gas to flow through while maximizing contact surface area between the gas and cooling material. This porous structure achieves efficient cooling without requiring a large or complex component design, as the gas flows naturally through the porous matrix.
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 cooling element effectively lowers the temperature of the particle-loaded gas, making it more comfortable for users to inhale and potentially reducing the intake of harmful substances by cooling the vapor or smoke before it reaches the user.
Implementation Method 1
the cooling by the cooling element is implemented by means of an endothermic process of the cooling material and wherein the endothermic process is activated by the heated particle-loaded gas
Implementation Method 2
using materials like silica gel, zeolite, or inorganic salts that release water of crystallization to cool the gas
Data Source
AI summary
A smoking article (1) having a mouthpiece (2) for drawing in a particle-loaded gas (3), the particle-loaded gas (3) being heated. To provide a smoking article in which the temperature of the gas, aerosol or humidity absorbed by the user of the smoking article is reduced, the smoking article has at least one cooling element (4) for cooling the particle-loaded gas (3), the particle-loaded gas (3) flowing through the cooling element (4) during the drawing-in action. The cooling element (4) has a cooling material (5), and the cooling element (4) carries out the cooling by an endothermic process of the cooling material (5), the endothermic process being activated by the heated particle-loaded gas.