Flowmeter Parameterization for Accurate Container Filling

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Solution Overview

Problem

Current filling technologies face challenges in achieving precise control over filling volume and accuracy due to suboptimal parameterization of flowmeters, which is compromised across different bottling situations and products, leading to reduced bottling accuracy and reliability.

Innovation Solution

A device and method that utilize a controller for bidirectional communication with flowmeters and filling valves, allowing dynamic parameterization based on filling process variables such as viscosity, Brix content, and flow rate, to optimize the working range of flowmeters and ensure precise control over filling processes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If flowmeter parameters are set to cover a large process range as a compromise, then the flowmeter can measure different filling products and speeds, but the measurement accuracy is not optimal for all filling products and bottling speeds

Engineering Contradiction:
Improveflowmeter working rangeVSAvoidfilling measurement accuracy
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The flowmeter parameters are dynamically adjusted during the filling process based on detected filling conditions. The controller receives signals from the filling valve about the current filling state and automatically modifies flowmeter parameters to optimize measurement accuracy for each specific bottling situation, transitioning from static compromise settings to dynamic optimization.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes physical or chemical parameters of the flowmeter operation by adjusting measurement parameters based on filling process variables. This allows the flowmeter to adapt its working characteristics to match specific bottling conditions, resolving the contradiction between broad adaptability and precise measurement for each product type.

Inventive Principle:
Principle #35Parameter changes

2Device complexity

If a single flowmeter parameterization is used for all bottling situations, then the device complexity is reduced, but the bottling accuracy and reliability are compromised

Engineering Contradiction:
Improveflowmeter parameterizationVSAvoidbottling process reliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The flowmeter system performs self-adjustment through automatic parameter modification based on feedback from the filling valve. The controller automatically detects filling conditions and adjusts flowmeter parameters without requiring manual intervention or complex external calibration systems, maintaining simplicity while improving reliability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements a feedback loop where the controller receives signals from the filling valve about the current filling state and uses this information to automatically adjust flowmeter parameters. This closed-loop control ensures optimal measurement accuracy for each bottling situation without increasing overall device complexity.

Inventive Principle:
Principle #23Feedback

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 approach enhances bottling accuracy and reliability by dynamically adjusting flowmeter parameters to match specific bottling conditions, improving the precision and efficiency of the filling process across various products and scenarios.

Implementation Method 1

In the case of the inductive flowmeter, the volume flow is ascertained from the flow speed in a defined cross section by virtue of a variable electromagnetic field being applied perpendicularly with respect to the flow direction of the product, which results in a charge separation of charge carriers present in the liquid, such as ions.

Methodology Applied
Scientific EffectInductive flow measurement: Electromagnetic Induction

Implementation Method 2

a variable electromagnetic field being applied perpendicularly with respect to the flow direction of the product, which results in a charge separation of charge carriers present in the liquid, such as ions. The voltage that arises as a result of the charge separation is proportional to the flow speed of the charge carriers

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentUS12195317B2Device and method for filling a container with a filling product
Publication Date: 2025.01.14 KRONES AG
  • US12195317B2 patent drawing
  • US12195317B2 patent drawing
  • US12195317B2 patent drawing

AI summary

A device and method for filling a container with a filling product, for example in a beverage bottling installation, wherein the device has: at least one filling valve which is configured to introduce the filling product into the container; at least one flowmeter which is connected to the filling valve via a product conduit and which is configured to ascertain a filling product quantity passing the flowmeter in the product conduit; and a controller which communicates with the filling valve and with the flowmeter and which is configured to control the filling valve during the filling process; characterized in that the controller communicates bidirectionally with the flowmeter and is configured to perform a parameterization of the flowmeter in a manner dependent on one or more filling process variables.