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    Find HiFlux filter solutions that fit your needs perfectly. Select one of the following industries to find a filter fit for your production

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    View our products, we have seperated them into categories so you can find what you’re looking for. You can also find filters made for your production in the Industries tab.

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  • The challenge

    The challenge

    Find HiFlux filter solutions that fit your needs perfectly. Select one of the following industries to find a filter fit for your production

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    Let us help
    • Why filter
    • What is a selfcleaning filter
    • Viscosity
    • Quality
    • 10 helpful tips for choosing a filter
    • Flow calculation
    • Filter size guide
    • Why filter
    • What is a selfcleaning filter
    • Viscosity
    • Quality
    • 10 helpful tips for choosing a filter
    • Flow calculation
    • Filter size guide
  • What we do

    What we do

    Find HiFlux filter solutions that fit your needs perfectly. Select one of the following industries to find a filter fit for your production

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    HiFlux Filtration
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    • Filter solutions
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  • Who we are

    About us

    HiFlux Filtration A/S is a Danish company, specializing for more than 60 years in filtration solutions of liquids for the processing industry and the energy sector.

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    HiFlux Filtration A/S is a Danish company, specializing for more than 60 years in filtration solutions of liquids for the processing industry and the energy sector.

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    HiFlux Filtration A/S is a Danish company, specializing for more than 60 years in filtration solutions of liquids for the processing industry and the energy sector.

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  • Industries

    Industries

    Find HiFlux filter solutions that fit your needs perfectly. Select one of the following industries to find a filter fit for your production

    Talk to an advisor
    List of Industries
    • Beverage
    • Chemicals and Polymers
    • Dairy
    • Fat and Oil
    • Food
    • Paint and Coatings
    • Pharmaceuticals
    • Recycling
    • Water processing
    • Beverage
    • Chemicals and Polymers
    • Dairy
    • Fat and Oil
    • Food
    • Paint and Coatings
    • Pharmaceuticals
    • Recycling
    • Water processing
  • Solutions

    Solutions

    View our products, we have seperated them into categories so you can find what you’re looking for. You can also find filters made for your production in the Industries tab.

    Talk to an advisor
    Filter solutions
    • Self-cleaning Filters
    • Bag Filters and Magnetic Filters
    • Cartridge Filters
    • Strainer Filters
    • Coarse Filters
    • Self-cleaning Filters
    • Bag Filters and Magnetic Filters
    • Cartridge Filters
    • Strainer Filters
    • Coarse Filters
  • The challenge

    The challenge

    Find HiFlux filter solutions that fit your needs perfectly. Select one of the following industries to find a filter fit for your production

    Talk to an advisor
    Let us help
    • Why filter
    • What is a selfcleaning filter
    • Viscosity
    • Quality
    • 10 helpful tips for choosing a filter
    • Flow calculation
    • Filter size guide
    • Why filter
    • What is a selfcleaning filter
    • Viscosity
    • Quality
    • 10 helpful tips for choosing a filter
    • Flow calculation
    • Filter size guide
  • What we do

    What we do

    Find HiFlux filter solutions that fit your needs perfectly. Select one of the following industries to find a filter fit for your production

    Talk to an advisor
    HiFlux Filtration
    • Filter solutions
    • Applications
    • Animation videos
    • Service of the Autoline filter
    • Engineering department
    • Filter solutions
    • Applications
    • Animation videos
    • Service of the Autoline filter
    • Engineering department
  • Who we are

    About us

    HiFlux Filtration A/S is a Danish company, specializing for more than 60 years in filtration solutions of liquids for the processing industry and the energy sector.

    Talk to an advisor
    Find what you are looking for
    • About HiFlux
    • Sustainability
    • Sales & delivery terms
    • GDPR
    • About HiFlux
    • Sustainability
    • Sales & delivery terms
    • GDPR
  • Partners
  • News

    News

    HiFlux Filtration A/S is a Danish company, specializing for more than 60 years in filtration solutions of liquids for the processing industry and the energy sector.

    Talk to an advisor
    Select category
    • Articles
    • Cases
    • Trade fairs
    • Sign up to newsletter
    • Articles
    • Cases
    • Trade fairs
    • Sign up to newsletter
  • Contact

    Contact us

    HiFlux Filtration A/S is a Danish company, specializing for more than 60 years in filtration solutions of liquids for the processing industry and the energy sector.

    Talk to an advisor
    Contact options
    • Contact us
    • Filter inquiry form
    • Filter inquiry form (Partners)
    • Employees
    • Partner network
    • Contact us
    • Filter inquiry form
    • Filter inquiry form (Partners)
    • Employees
    • Partner network

HiFlux / The challenge / Flow calculation

Flow calculation

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CFD and Flow calculation

Flow calculation and Computational Fluid Dynamics (CFD) analysis are two crucial aspects of designing, selecting, and optimizing automatic self-cleaning filters for various applications. Let’s break down each component to understand how they contribute to the efficient operation of these filters.

Flow Calculation in m³/h

Flow calculation for an automatic self-cleaning filter in cubic meters per hour (m³/h) helps determine how much fluid the filter can process over time. This calculation is essential for ensuring the filter’s capacity matches the system’s requirements. The basic formula, adapted for metric units, is:

  • Filter Area (m²): The total surface area of the filter media available for filtration.
  • Permeability (m³/m²/h): The volume of fluid that can pass through a unit area of the filter media in an hour, depending on the media's porosity and the fluid's properties.
  • Viscosity Correction Factor: A dimensionless number adjusting the calculation for the fluid's viscosity relative to water. For fluids more viscous than water, this factor is greater than 1, reducing the flow rate.

This formula provides a basic estimation. The actual flow rate can be influenced by additional factors such as the filter’s design, the type and amount of contaminants, and the operational parameters of the self-cleaning mechanism.

CFD Analysis of the Filters

CFD analysis is a sophisticated tool used to simulate fluid flow within the filter, providing detailed insights into the filter’s performance under various conditions. By modeling the fluid’s behavior and its interaction with the filter media and structure, CFD analysis can help:

  • Identify Flow Patterns: Understanding how fluid moves through the filter can reveal areas of high velocity, potential dead zones, or regions where particulate matter may accumulate, informing design improvements.
  • Optimize Filter Design: CFD can guide adjustments to the filter housing, inlet/outlet configurations, and the self-cleaning mechanism to enhance efficiency, minimize pressure drops, and reduce energy consumption.
  • Evaluate Pressure Drop: A key performance metric for filters, the pressure drop across the filter can be accurately estimated, allowing for the selection of pump sizes and the adjustment of system parameters to ensure efficient operation.

CFD analysis complements empirical testing and traditional design methods, offering a powerful means to visualize and improve filter performance before physical prototypes are built or installed.

Combining Flow Calculation and CFD for Optimal Design
Integrating flow calculations with CFD analysis provides a comprehensive approach to designing and selecting automatic self-cleaning filters. While flow calculations offer a preliminary estimate of the filter’s capacity, CFD analysis brings a deeper understanding of the fluid dynamics at play. Together, they ensure the selected filter not only meets the required flow rates but also operates efficiently, maintains quality under varying loads, and conserves energy, contributing to the system’s overall effectiveness and longevity. For practical application, working closely with filter manufacturers and utilizing their expertise and resources is essential for tailoring the filter system to specific operational needs.          

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Company info

  • HIFLUX FILTRATION A/S
  • Lundagervej 25a DK-8722 Hedensted Danmark
  • Tel +45 76 74 16 60
  • info@hiflux.dk
  • VAT no. dk 13 45 74 76

Industries

  • Beverage
  • Chemicals and Polymers
  • Dairy
  • Fat and Oil
  • Food
  • Paint and Coatings
  • Pharmaceuticals
  • Recycling
  • Water processing
  • Beverage
  • Chemicals and Polymers
  • Dairy
  • Fat and Oil
  • Food
  • Paint and Coatings
  • Pharmaceuticals
  • Recycling
  • Water processing

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