Pressure Vessel Color Marking for Media-Safe Refilling
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Solution Overview
Problem
Pressure vessels filled with carbon dioxide for beverages are contaminated after initial filling, making them unsuitable for refilling with different media, leading to unnecessary disposal and high cleaning costs due to potential mixing of media and non-compliance with regulations.
Innovation Solution
Pressure vessels are marked with unique identifiers, such as colors, to ensure correct refilling with intended media, and can be made of aluminum with anodized markings and transparent plastic coverings to maintain identification and aesthetic appearance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the pressure vessel is refilled with a different medium after initial filling, then the pressure vessel can be reused, but the media may mix and contaminate each other, leading to regulatory non-compliance and unintended taste
Solution Approach 1:
The pressure vessel is marked with a marking color assigned to the specific medium it is intended for filling with. This visual identification system allows users to easily distinguish between different pressure vessels designed for different media (e.g., neutral carbon dioxide, halal carbon dioxide, kosher carbon dioxide, or carbon dioxide with specific flavorings), preventing accidental mixing of incompatible media and ensuring regulatory compliance while enabling refillability.
2Reliability
If the pressure vessel is disposed of after initial filling, then media contamination and regulatory issues are avoided, but waste increases and costs rise due to unnecessary disposal
Solution Approach 1:
By implementing colored markings on pressure vessels to indicate their intended medium, the system enables safe reuse and refilling of vessels designed for the same medium type. This eliminates the need to discard vessels after single use, reducing waste and disposal costs while maintaining media purity and regulatory compliance through clear visual identification.
3Adaptability or versatility
If complex cleaning is performed on the pressure vessel before refilling, then the vessel can be reused with different media, but costs increase considerably compared to using a new vessel
Solution Approach 1:
The marking color system provides a simple visual guide that eliminates the need for complex cleaning procedures. Users can immediately identify which vessels are designed for which media types, allowing for straightforward refilling without requiring thorough cleaning or special treatment, thereby reducing operational complexity and costs while enabling versatile reuse.
4Reliability
If the pressure vessel is marked with identification markings, then correct refilling is prevented, but the marking must be durable and visible even after repeated use and refilling
Solution Approach 1:
The marking color is applied in a way that ensures long-term durability and visibility. The colored marking remains intact and recognizable even after repeated use, refilling operations, and handling, providing continuous reliable identification that prevents incorrect refilling while maintaining its functional integrity throughout the vessel's service life.
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
Enables multiple refilling of pressure vessels with the correct medium, preventing contamination and regulatory non-compliance, reducing waste and costs through clear identification and durable markings.
Implementation Method 1
the pressure vessel is made of aluminum or an aluminum alloy... the outside to be colored anodized with the identification color assigned to the medium
Data Source
Figure 1
AI summary
The invention relates to a pressure vessel (2) designed for multiple fillings with a medium for introduction into a beverage, wherein an outer surface of the pressure vessel (2) is provided with a marking (F1, F2, F3) associated with the medium. The invention further relates to an assortment of pressure vessels (1).