Food Temperature Monitoring With Non-Contact Sensors and Alerts
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Solution Overview
Problem
Traditional methods for monitoring food temperatures in food service and sales industries are labor-intensive, prone to cross-contamination, and lack real-time monitoring capabilities, leading to potential food safety issues and inconsistent food preparation.
Innovation Solution
A monitoring system utilizing temperature sensors, such as thermal imaging cameras and infrared sensors, that provide real-time temperature data, issue alerts, and automate temperature stabilization or disposal of unsafe food items, while minimizing cross-contamination and ensuring consistent food preparation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual temperature monitoring methods are used, then the system is simple to implement, but it is labor-intensive and prone to cross-contamination
Solution Approach 1:
The patent replaces manual mechanical temperature checking with automated electronic temperature sensors and monitoring systems. Temperature probes continuously measure food temperatures without human contact, eliminating cross-contamination risks while providing reliable real-time data. The system substitutes human labor with automated control mechanisms including microprocessors and alarm systems.
Solution Approach 2:
The monitoring system performs self-monitoring of food temperatures without requiring continuous human intervention. The automated sensors continuously track temperature levels and the system self-regulates by triggering alarms or control mechanisms when temperature thresholds are exceeded, enabling the system to monitor and respond to conditions independently.
2Device complexity
If traditional monitoring methods are used, then the system is simple, but it lacks real-time monitoring capabilities
Solution Approach 1:
The patent implements continuous temperature monitoring through permanently installed sensors that operate without interruption. The monitoring system continuously measures temperature levels and maintains constant surveillance of food storage conditions, ensuring no temperature excursions go undetected. This continuous action eliminates the time delays inherent in periodic manual checking.
Solution Approach 2:
The system incorporates immediate feedback mechanisms where temperature sensors continuously report data to control systems, which instantly respond by triggering alarms or adjusting environmental controls when temperature deviations occur. This closed-loop feedback ensures real-time detection and response to temperature changes, eliminating the time loss associated with delayed manual discovery.
3Adaptability or versatility
If food items are left exposed in front-of-store prep areas, then customer visibility and selection are improved, but temperature control deteriorates
Solution Approach 1:
The patent applies localized temperature control to specific food display areas within the front-of-store prep environment. Individual temperature zones are created around different food items or groups, allowing each location to maintain its required temperature independently while remaining accessible to customers. This enables differentiated temperature management in previously uniform ambient spaces.
Solution Approach 2:
The system replaces passive ambient temperature reliance with active electronic temperature control in customer-accessible areas. Sensors and controlled environment mechanisms are integrated into display cases and prep areas, maintaining proper temperatures even when lids are open or areas are accessible, thus decoupling customer access from temperature stability.
4Reliability
If bins are refilled frequently to maintain food quality, then food safety is improved, but productivity deteriorates due to increased handling
Solution Approach 1:
The patent implements preliminary temperature verification through continuous monitoring before food items are moved or refilled. By having temperature data already available from continuous sensing, the system eliminates the need for frequent preventive refilling based on time estimates. Food can be kept in bins longer with confidence, reducing handling frequency while maintaining safety through real-time temperature verification rather than scheduled replacement.
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 system effectively maintains safe food temperatures, reduces waste, and ensures consistent food quality by providing real-time monitoring and automated alerts, thereby enhancing food safety and customer satisfaction.
Implementation Method 1
A non-contact temperature sensor, such as a thermal imaging camera, is configured to detect temperature of the food item
Implementation Method 2
one or more temperature sensor configured to obtain a temperature reading of the food item
Data Source
AI summary
A monitoring and control system is provided. The system includes a plurality of sensors for obtaining readings associated with food items, such as temperature readings, freshness indications, and the like. The system is scalable and configurable with each sensor being capable of functioning as an individual sensor and/or as part of a grouping of sensors. The system is configured to obtain a variety of information, such as ambient air temperature, dwell time of food items, moisture levels, and the like, thereby enabling the system to recognize current and future concerns. The system provides audio and visual warnings and visual displays. In some embodiments, the system performs one or more physical operation based on one or more detected condition. The system is further configured to distinguish between accurate readings and inaccurate readings and/or to otherwise determine if an obstacle is preventing a sensor from obtaining an accurate reading.