Fermenting Container Temperature Control

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Solution Overview

Problem

Home brewers face challenges in accurately determining the end of fermentation, maintaining optimal temperatures, and monitoring fermentation processes, leading to poor quality and tasting batches of beer due to equipment limitations and complexity.

Innovation Solution

A fermentation arrangement with a vessel, settable energy device, and temperature controller that includes modes for yeast development, fermentation, and storage, utilizing temperature sensors to detect the end of fermentation and maintain stable temperatures, allowing for precise control and monitoring of the brewing process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If automated temperature control and detection systems are implemented, then measurement precision and reliability are improved, but device complexity increases

Engineering Contradiction:
Improvetemperature measurement precisionVSAvoidequipment complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The temperature controller is designed to perform multiple functions: it controls temperature during fermentation, detects end of fermentation through temperature sensing, and provides storage mode functionality. This multi-functionality reduces the need for separate dedicated devices for each function, thereby improving measurement precision without proportionally increasing device complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system incorporates temperature sensors that continuously monitor the fermentation process and provide feedback to the temperature controller. This feedback mechanism enables automatic adjustment of heating/cooling to maintain optimal temperature, improving measurement precision and control reliability while the automation reduces the need for manual intervention.

Inventive Principle:
Principle #23Feedback

2Adaptability or versatility

If multiple fermentation modes (yeast development, fermentation, storage) are integrated into one system, then adaptability is improved, but device complexity increases

Engineering Contradiction:
Improvefermentation mode adaptabilityVSAvoidcontrol system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The temperature controller is designed with dynamic capabilities to adapt its control parameters and modes based on the fermentation stage. It can switch between yeast development mode, active fermentation mode, and storage mode, adjusting temperature setpoints and control strategies dynamically. This dynamic adaptability allows one system to perform multiple functions without requiring separate dedicated equipment for each mode.

Inventive Principle:
Principle #15Dynamics

3Productivity

If manual monitoring of fermentation process is used, then device complexity is reduced, but loss of time and productivity decrease

Engineering Contradiction:
Improvebrewing efficiencyVSAvoidmonitoring system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system incorporates automatic end-of-fermentation detection through temperature sensing, eliminating the need for manual sampling and hydrometer measurements. The temperature controller autonomously determines when fermentation is complete and switches to storage mode, significantly improving productivity by reducing the time brewers need to spend on monitoring while keeping the system relatively simple.

Inventive Principle:
Principle #25Self-service

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

This solution enables home brewers to accurately determine the end of fermentation and maintain optimal conditions, resulting in improved beer quality and simplifying the brewing process by providing automated temperature control and detection methods.

Implementation Method 1

a settable energy device arranged to deliver and extract energy respectively to and from the internal volume of the vessel

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

a settable energy device arranged to deliver and extract energy respectively to and from the internal volume of the vessel

Methodology Applied
Scientific EffectCooling: Cooling

Implementation Method 3

a temperature controller device for controlling the amount and period of energy delivery and extraction of the settable energy device to achieve a temperature within the vessel according to one or more modes of operation

Methodology Applied
Scientific EffectTemperature control:

Implementation Method 4

utilizing temperature sensors to detect the end of fermentation

Methodology Applied
Scientific EffectTemperature sensing:

Implementation Method 5

the setting of energy in the storage mode is such as to maintain the fermented brew in a stable state

Methodology Applied
Scientific EffectThermal stabilization:

Data Source

PatentUS9523067B2Temperature controlled fermenting container
Publication Date: 2016.12.20 COOPERS BREWERY
  • US9523067B2 patent drawing
  • US9523067B2 patent drawing
  • US9523067B2 patent drawing

AI summary

The invention provides a fermentation arrangement for fermenting a brew including a vessel having an internal volume adapted to support fermentation of a brew therein, a settable energy device arranged to deliver and extract energy respectively to and from the internal volume of the vessel, and a temperature controller device for controlling the amount and period of energy delivery and extraction of the settable energy device to achieve a temperature within the vessel according to one or more modes of operation, wherein the modes of operation include at least a storage mode associated with the end of fermentation, and the setting of energy in the storage mode is such as to maintain the fermented brew in a stable state. End of fermentation may be detected by measuring for temperature stratification, using temperature sensors positioned at different heights of the brew.