Single Flow Controller for Simultaneous Container Filling

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Solution Overview

Problem

Existing methods for filling large-volume containers, such as kegs, require separate filling-material flow controllers for each container, leading to inefficiencies and increased complexity, as they cannot achieve precise simultaneous filling of multiple containers.

Innovation Solution

A method using a single filling-material volumetric flow-rate controller with independent flow-meters for each container, allowing for simultaneous filling by adjusting the filling-material volume flow based on a target filling-curve, with correction mechanisms to ensure equal filling volumes across containers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If a separate filling-material flow controller is used for each container, then filling precision for each container is maintained, but device complexity and equipment quantity increase

Engineering Contradiction:
Improvefilling precisionVSAvoidequipment quantity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent combines multiple filling-material flow controllers into a single shared controller that serves multiple containers simultaneously. This merging approach reduces the total number of controllers needed while maintaining filling precision through centralized control and coordination of filling operations across all containers.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The single filling-material flow controller is designed to perform multiple functions by serving several containers at once. It can dynamically adjust and distribute filling material to different containers based on their individual requirements, making one controller universal for multiple filling tasks rather than requiring dedicated controllers for each container.

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

2Device complexity

If multiple containers are filled simultaneously with a single flow controller, then device complexity is reduced, but filling precision may deteriorate due to varying filling conditions

Engineering Contradiction:
Improveequipment quantityVSAvoidfilling precision
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The system incorporates feedback mechanisms that continuously monitor the actual filling conditions of each container and compare them against target values. Based on this feedback, the single flow controller dynamically adjusts filling parameters for each container in real-time, compensating for variations in filling conditions and maintaining precision even while serving multiple containers simultaneously.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The filling controller operates dynamically by continuously adapting filling rates and parameters based on real-time conditions of each container. Rather than using fixed predetermined rates, the system adjusts flow distribution dynamically to account for variations in container characteristics, filling material properties, and operational conditions, thereby maintaining precision across multiple simultaneous filling operations.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If filling conditions are standardized across all containers, then control is simplified, but filling precision deteriorates when containers have different requirements

Engineering Contradiction:
Improvecontrol simplicityVSAvoidfilling precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The system applies local quality by allowing each container to receive customized filling parameters tailored to its specific requirements, even though all containers are served by a single controller. The controller can assign different filling rates, pressures, and timing sequences to individual containers based on their unique characteristics, ensuring optimal filling precision for each while maintaining overall system simplicity through centralized management.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS10131527B2Method and filling system for filling containers
Publication Date: 2018.11.20 KHS GMBH
  • US10131527B2 patent drawing
  • US10131527B2 patent drawing
  • US10131527B2 patent drawing

AI summary

A method for filling containers simultaneously with the filling-material sealing the containers against filling heads at the filling positions, and using a filling-material volumetric-flow-rate controller common to all of the filling positions to control flow of filling-material as a function of a target filling-curve by executing a filling phase with intervals that have different flow rates and controlling transition times between these intervals to ensure that each container finishes the filling phase with the correct amount of filling-material.