Drum filter for RAS from a washing machine

If you’ve ever wondered how to maintain the smooth and efficient operation of your washing machine, it’s crucial to comprehend the function of the drum filter. This frequently disregarded part has a significant impact on your washer’s performance. In order to prevent debris, lint, and other particles from clogging the machine or getting on your clothes, the drum filter is essential.

Drum filters are made to shield the internal parts and drum of your washing machine. Coins, tiny pieces of cloth, and other items that inadvertently get into the washer are caught by them. The drum filter keeps these particles from going through the washer and helps to maintain water flow, which guarantees optimal performance.

The drum filter requires very little maintenance, but it is very important. Reduced washing efficiency and possible machine damage can be avoided with routine cleaning and filter inspection. This post will discuss the drum filter’s significance, cleaning procedures, and maintenance advice for your washing machine.

How a cylindrical filter works?

Let’s investigate the purpose of this kind of filter. An electric drive starts a metal cylinder that has an external or internal filtering surface attached. After one drum rotation, dirt and scale that have accumulated on the surface during external filtration are cut away with a specialized knife. The clean water tank receives the filtered liquid that enters the cylinder.

Clean water is transferred to the tank, untreated liquid is transferred to the filter, and dirt ends up inside the tray of drums with an internal filtering surface. The user is responsible for keeping an eye on the vessel’s level of contamination and cleaning it as needed. The primary idea behind how RAS works with external filtration.

  1. The drum is placed horizontally and placed in a container with incoming dirty water.
  2. The liquid poured onto the filter surface passes into the drum, simultaneously being cleaned, and is transferred to the clean water tank.
  3. The sediment is retained on the filter fabric.
  4. At the end of the revolution, the deposit is removed with a specially provided blade and transferred to the sump.

Drum filter elements come in three different varieties, each with unique design features. These are:

  • filter element equipped with a reservoir;
  • filter in a metal frame;
  • frame filter element, supplemented with an inlet pipe.

To build a homemade filter, you must be aware that the metal you use to create the element will vary based on whether salts are present in the liquid. For example, you will need to prepare stainless steel, which is resistant to substances that contain chlorine, to purify salt water. For fresh water, stainless steel with a normal level of corrosion resistance is perfect. The components of a cylindrical filter unit are as follows:

  • a frame used to mount the drum;
  • drum from the washing machine;
  • water tank;
  • electromechanical drum drive;
  • nozzles and pipes to them;
  • blade;
  • liquid level sensor;
  • control unit.

These kinds of filters are employed in situations where the fractions are all the same size, the amount of dirt, debris, etc. in the water is greater than 5%, the sediment sinking speed is between 12 and 18 mm/sec, the dirt layer is at least 5 mm thick, and the duration of a drum revolution is between 30 and 10 minutes. Only small fractions that create a sediment of less than 5 mm will significantly contaminate the element and be challenging to remove.

Using a drum filter from a washing machine could be a workable solution to enhance the filtration in your Recirculating Aquaculture System (RAS). Repurposed from domestic washing machines, these drum filters provide an economical and effective way to maintain the cleanliness of your aquatic environment. Without going over budget, you can improve the quality of the water in your RAS system by learning how to adjust and use these filters. This article looks at the advantages of using drum filters from washing machines, how to use them in aquaculture, and how to get the most out of them.

What is needed for a homemade filter

The underlying operating principles of homemade drum cleaning units are as follows: The filtrate enters a dedicated tank after going through the internal cleaning system, and nozzles are then used to wash the filter surface externally. Before you can create the device by hand, you must get ready:

  • stainless grid (used to create a frame);
  • filter material;
  • fasteners, with their help the fabric will be attached to the frame (screws, clamps);
  • metal frame necessary to fix the drum and tank;
  • a tank for clean water;
  • a sensor that measures the liquid level in the system;
  • a pump;
  • pipes made of stainless steel (for input and output);
  • a stainless steel container;
  • nozzles and plastic tubes that will supply liquid to the nozzles;
  • a sediment tray.

A washing machine drum, cut on one side, serves as the foundation for the filter device’s frame. You can start working on the installation yourself once all the parts and components are ready.

Feature Description
What It Is A drum filter is a component in some washing machines designed to catch debris and lint from the washing drum.
Purpose It helps to keep the washing machine clean and ensures that small items don’t clog the drainage system.
Location Usually located near the drum or inside the pump system of the washing machine.
Maintenance Should be cleaned regularly to prevent buildup of lint and debris.
Common Problems If not cleaned, it can lead to poor drainage, unpleasant odors, or even damage to the machine.

The drum filter is an important part to think about when it comes to washing machine maintenance and making sure it runs well. By keeping lint and debris out of the machine’s drainage system, this filter helps avoid more significant problems later on. By giving this area of your washing machine regular maintenance, you can avoid expensive repairs and increase the machine’s lifespan.

The drum filter is an easy task that requires little tools and effort to clean or replace. The majority of filters are made to be readily accessible, which simplifies routine maintenance. You can make sure that your washing machine functions properly and keeps producing clean clothes every time by monitoring this filter and clearing any buildup or obstructions.

One simple yet efficient method to maintain the optimal condition of your washing machine is to include routine inspections of the drum filter in your laundry routine. It only takes a little time to do, but it can save more problems down the road and keep your machine operating at peak performance. Ultimately, the longevity and performance of your washer can be significantly affected by taking care of this frequently disregarded component.

Video on the topic

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How often do you conduct maintenance of your washing machine (cleaning filters, drum, and t.d.)?
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Dmitry Kuznetsov

Technical consultant and blogger. I have always been passionate about technology and enjoy learning how various equipment works. On this site I share my knowledge about washing machines, offer advice on caring for them and talk about new products on the market.

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