Multi-Zone Food Holding Bin for Independent Temperature Control
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Solution Overview
Problem
Existing food holding bins have limited capacity and efficiency in maintaining food quality over time, often requiring frequent discarding of pre-cooked items due to restricted holding times, leading to increased costs and reduced customer satisfaction.
Innovation Solution
A multi-zone food holding bin with independently controllable heating elements allows for separate temperature zones, enabling the simultaneous storage of different food products with varying temperature requirements, extending the palatability time of food items and optimizing space usage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single temperature zone is used in the holding bin, then the device complexity is reduced, but the adaptability to different food products with varying temperature requirements deteriorates
Solution Approach 1:
The holding bin is divided into multiple independently controlled temperature zones, each capable of maintaining different temperature ranges. This segmentation allows different food products with varying temperature requirements to be held simultaneously in the same bin, resolving the contradiction between adaptability and device complexity by creating modular temperature control regions.
Solution Approach 2:
Each zone within the holding bin is equipped with its own heating element and temperature control, allowing local temperature optimization for specific food products. This local quality approach enables different parts of the bin to have different thermal characteristics, improving adaptability without requiring complete system redesign.
2Productivity
If the holding time is extended beyond 15-20 minutes, then the productivity is improved by reducing preparation frequency, but the food quality deteriorates due to prolonged storage
Solution Approach 1:
The patent implements dynamic temperature adjustment within each zone, allowing the temperature to be optimized based on the specific food product and desired holding duration. By changing the temperature parameter dynamically rather than maintaining a fixed temperature, the system can extend holding time while preserving food quality, thus improving productivity without compromising reliability.
3Adaptability or versatility
If multiple separate holding bins are used for different food products, then the adaptability to various temperature requirements is improved, but the device complexity and space requirements increase
Solution Approach 1:
The patent combines multiple temperature-controlled zones within a single holding bin structure, merging the functionality of what would traditionally require separate bins. This consolidation maintains the adaptability to handle various food products with different temperature needs while reducing the total space required and simplifying the overall device configuration.
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 multi-zone bin effectively extends the palatability time of food items by a factor of two or more, reducing waste and operational costs while meeting diverse food demand requirements.
Implementation Method 1
The food holding bin includes a plurality of heating zones, each heating zone including at least one heating element
Data Source
AI summary
A multi-zone food holding bin has a continuous food supporting surface with multiple food holding zones. Each food holding zone is independently controllable so that different food temperatures may be maintained in adjacent food holding zones.