Flow Meter Parameter Control for Accurate Container Filling

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Solution Overview

Problem

Current filling technologies in beverage bottling plants face challenges in achieving precise and reliable filling accuracy due to suboptimal parameterization of flow meters, which is compromised across different filling products and speeds, leading to inefficiencies and inaccuracies in volume control.

Innovation Solution

A device and method that utilize a controller for bidirectional communication with flow meters to dynamically parameterize their settings based on real-time filling process variables, such as viscosity and filling speed, ensuring optimal measurement ranges and improved accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If flow meter parameters are set as a compromise for the entire measuring range, then the device can handle different filling products and speeds, but the measurement precision and filling accuracy are not optimal for specific conditions

Engineering Contradiction:
Improveadaptability to different filling products and speedsVSAvoidfilling accuracy
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The flow meter parameters are made dynamically adjustable through bidirectional communication between the controller and flow meter. The controller receives measurement data from the flow meter and sends parameter adjustment commands back to optimize measurement for different filling conditions, transforming a static compromise setting into a dynamic optimized system.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes physical or chemical parameters of the flow meter (such as measurement range, sampling rate, or calibration factors) based on detected filling conditions. By adjusting these parameters in real-time according to the filling product and speed, the system achieves optimal measurement precision for each specific condition rather than relying on a fixed compromise setting.

Inventive Principle:
Principle #35Parameter changes

2Device complexity

If a single parameterization is used for the flow meter across all filling conditions, then the device complexity is reduced, but the reliability of filling process varies suboptimally

Engineering Contradiction:
Improveparameterization complexityVSAvoidfilling process reliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The controller receives feedback from the flow meter about actual filling conditions and uses this information to automatically adjust flow meter parameters. This closed-loop feedback system maintains high reliability across varying conditions without requiring complex manual parameterization, as the system self-adjusts based on real-time measurements.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The flow meter system performs self-optimization through automatic parameter adjustment controlled by the controller. Instead of requiring external manual configuration for different filling conditions, the system autonomously adapts its parameters based on detected conditions, reducing operational complexity while maintaining reliability.

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

Enhances filling accuracy and reliability by adapting flow meter parameters to specific filling conditions, allowing for precise control of filling volumes and speeds, thereby reducing errors and resource wastage.

Implementation Method 1

With the inductive flow meter, the volume flow is determined via the flow velocity in a defined cross section by applying a variable electromagnetic field perpendicular to the direction of flow of the product, which results in charge separation from charge carriers such as ions in the liquid.

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentEP4005971A1Device and method for filling a container with a filling product
Publication Date: 2022.06.01 KRONES AG
  • EP4005971A1 patent drawingFigure 1
  • EP4005971A1 patent drawingFigure 2
  • EP4005971A1 patent drawingFigure 3

AI summary

Device (1) and method for filling a container (100) with a filling product, preferably in a beverage bottling plant, wherein the device (1) comprises: at least one filling valve (2, 11) configured to introduce the filling product into the container (100); at least one flow meter (6, 22, 32, 42) connected to the filling valve (2, 11) via a product line (5, 21) and configured to determine the quantity of filling product passing through the flow meter (6, 22, 32, 42) in the product line (5, 21); and a control unit (150) that communicates with the filling valve (2, 11) and the flow meter (6, 22, 32, 42) and is configured to control the filling valve (2, 11) during the filling process;characterized in that the controller (150) communicates bidirectionally with the flow meter (6, 22, 32, 42) and is configured to parameterize the flow meter (6, 22, 32, 42) depending on one or more filling process parameters.