High efficiency self-heating containers
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Solution Overview
Problem
Current self-heating container technologies face challenges in providing a comprehensive end-to-end solution that meets consumer, brand, and filler requirements for ease of use, reliability, safety, and cost-effectiveness, while also being adaptable to various package sizes and shapes, and integrating seamlessly with conventional packaging operations.
Innovation Solution
A cylindrical modular solid-state heater is integrated into a beverage can end with a specially designed consumer user interface (CUI) that includes breachable seals, allowing for intuitive activation and opening of the package, and is scalable for different can sizes and temperature targets, maintaining compatibility with standard filling and packaging processes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a modular solid state heater is integrated into the container base, then heating efficiency and consumer experience are improved, but device complexity and manufacturing disruption increase
Solution Approach 1:
The heater assembly integrates multiple functions into a single modular unit: the solid state heater, the activation mechanism, and the consumer user interface are combined into one component that attaches to the container base. This merging reduces the number of separate parts while maintaining heating efficiency and reliability.
Solution Approach 2:
The modular heater assembly is designed to be universally applicable to different container types and sizes. The same basic design can be adapted for various beverage containers, providing heating functionality across multiple product lines without requiring completely different systems for each application.
2Ease of operation
If additional components are added to create a complete self-heating package, then consumer functionality is improved, but ease of manufacture and supply chain compatibility deteriorate
Solution Approach 1:
The self-heating system is divided into separable modules: the heater assembly that attaches to the container base, the chemical reactant package, and the consumer user interface. This segmentation allows each component to be manufactured independently using existing processes, then assembled together, maintaining ease of manufacture while providing complete consumer functionality.
Solution Approach 2:
The heater assembly and chemical reactants are pre-configured and pre-tested as complete sub-assemblies before final container assembly. This preliminary preparation ensures that the additional components required for self-heating functionality are ready for integration without disrupting existing supply chain workflows or manufacturing processes.
3Adaptability or versatility
If the heater is made adaptable to multiple package sizes and shapes, then versatility is improved, but manufacturing precision and customization requirements increase
Solution Approach 1:
The heater assembly employs a universal mounting design with adjustable components that can accommodate different container diameters and heights. Standardized attachment mechanisms allow the same basic heater unit to be configured for various package sizes and shapes, achieving versatility without requiring custom-manufactured parts for each container variant.
Solution Approach 2:
The heater assembly incorporates adjustable and reconfigurable elements that can be dynamically adapted to different container geometries. This dynamic design allows manufacturers to configure the same heater unit for multiple package types, reducing the need for high-precision custom manufacturing while maintaining versatility across product lines.
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 provides a universal and efficient self-heating package that enhances consumer experience, minimizes disruptive features, and streamlines manufacturing, enabling flexible implementation across various package sizes and shapes while maintaining compatibility with existing supply chains.
Implementation Method 1
These heater elements efficiently store chemical energy in contained solid state chemical reactants and are simply activated by a user to promptly release thermal energy.
Implementation Method 2
The thermal energy is transmitted through the wall of an immediately adjacent container to uniformly heat the interior contents.
Data Source
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AI summary
A simple integrated assemblage of components built around a modular solid state heater, and incorporating an intuitive consumer user interface (CUI), enables self-heating functionality to be applied in standard beverage cans. The CUI includes an actuation mechanism for user initiation of heating, as well as a novel means of breaching the can to access the heated beverage.