Precision Cooking Control With Real-Time Food Safety Verification
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Solution Overview
Problem
Current precision temperature culinary processes, particularly in commercial settings, rely on manual control and monitoring, which is time-consuming and requires expertise, and lacks automated food safety validation, making it challenging to ensure pathogen destruction and compliance with time-temperature regulations.
Innovation Solution
A programmable control and monitoring system using an API for authentication, a websocket for real-time communication, and connector kits for data collection and relay control, enabling automated time/temperature monitoring and validation, compatible with existing cooking devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual control and monitoring methods are used for precision temperature culinary processes, then operational flexibility and simplicity are maintained, but time consumption increases and food safety validation becomes difficult
Solution Approach 1:
The system enables automated self-monitoring of temperature and time parameters during cooking processes. The microcontroller continuously tracks temperature data from sensors and automatically validates whether pathogen destruction criteria are met, eliminating the need for manual monitoring and documentation by operators.
Solution Approach 2:
The system implements continuous feedback loops where temperature sensors provide real-time data to the microcontroller, which compares actual temperatures against required cooking curves. The system provides automated feedback through displays and alerts when temperature deviations occur or when food safety criteria are achieved, enabling rapid corrective actions.
2Reliability
If manual food safety validation is performed by operators, then expertise can be applied to complex cases, but the process requires significant expertise and is time-consuming
Solution Approach 1:
The microcontroller automatically performs food safety validation by continuously monitoring temperature-time data and comparing it against pre-programmed pathogen destruction criteria. The system self-validates whether cooking processes have achieved sufficient pathogen reduction, generating automated validation records without requiring operator expertise in food safety science.
Solution Approach 2:
The system introduces an intermediary validation layer between the cooking process and final food safety determination. The microcontroller acts as a mediator that objectively evaluates temperature-time data against scientific criteria, removing subjectivity and expertise requirements from the validation process while maintaining high reliability.
3Reliability
If extended cook times are used to ensure pathogen destruction at lower temperatures, then food safety is improved, but the cooking process becomes excessively long
Solution Approach 1:
The system dynamically adjusts cooking parameters based on real-time temperature monitoring. Rather than using fixed extended cook times, the microcontroller continuously evaluates actual temperature profiles and determines the precise moment when pathogen destruction criteria are met, enabling optimal cooking durations that are neither too short nor excessively long.
Solution Approach 2:
The system pre-programs scientifically validated temperature-time curves for destroying specific pathogens. Before cooking begins, the microcontroller is loaded with required thermal processing parameters based on food safety science. During cooking, the system follows these pre-determined pathways, ensuring pathogen destruction is achieved in the minimum necessary time without excessive cooking duration.
4Adaptability or versatility
If multiple temperature stages are used for culinary reasons during extended cooking, then food quality and texture are improved, but the monitoring and control complexity increases
Solution Approach 1:
The microcontroller dynamically manages multiple temperature stages by continuously monitoring actual temperatures and automatically transitioning between cooking phases. The system adapts to real-time conditions, adjusting heating power and stage durations based on measured temperature profiles, which simplifies operator tasks while maintaining culinary flexibility.
Solution Approach 2:
The cooking process is segmented into distinct programmable stages, each with specific temperature targets and durations. The microcontroller independently manages each stage while continuously validating that cumulative time-temperature exposure meets food safety requirements. This segmentation allows complex multi-stage culinary processes to be controlled through simple, standardized programming.
Data Source
AI summary
An apparatus and method for control of temperature-precise culinary processes with real-time verification of food safety and pathogen destruction. The apparatus and method utilizes software process control for monitoring and recording input temperature sensors, controlling active relays for adjusting temperature according to set programmable recipes. A connector kit (local or in the cloud) or gateway module receives real time data from the sensors and relays, and enables communication of real time data with client applications. An automatic process interface (“API”) and a communication channel (“websocket”) enable the connector kit (local or in the cloud), mobile applications, a website and cloud to share data and instructions. The API also stores data for authentication of client applications communicating that information via the connector kit (local or in the cloud) or gateway module enabling execution of client applications; the viewing of live and historical data from sensors; thereby generating live and historically validated food safety data with means to verify pathogen destruction and safety.