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Water treatment is most people’s first reaction to the concept of filtration, however, filtration is used in a wide range of applications in water treatment. Water filtration is much more than just water coming out of the tap. Industrial water and desalination are both important parts of it.

Our need for water for domestic and commercial purposes increases yearly as our population increases. We must not only do a good job of purifying our tap water to ensure that we have what we need for our daily lives. We also need to do a good job of purifying industrial water to protect our existing clean water resources, ensure industrial production needs and recycle water.

For many regions with drought and scarce freshwater resources, desalination is an important source of water. RO system is a perfect solution for desalination, also prefiltration is also essential in this process. Brother Filtration not only offers high-quality RO membranes and UF membranes but also manufactures a wide range of filter cartridges and filter housings, to provide a full filtration solution for customers.

One of the most valuable resources in the world is water. Brother Filtration, as a professional and experienced filtration expert, designs and manufactures high flow series, depth filter series, and depth pleated filter series for water treatment. If you want to know more about this industry, you can read the introduction for seawater desalination, municipal water and industrial water treatment.

Municipal water

Municipal water

Municipal water treatment systems are among our society’s huge heroes.

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General industrial

General industrial

One of the main sources of aquatic pollution is industrial wastewater. Additionally, it threatens nearby ecosystems and surroundings.

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Sea water desalination

Sea water desalination

For the precious water resource, what we can do, is not only save but also transfer seawater into usable water.

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What is water treatment and why is it so important?

For many commercial and industrial applications that reuse process water and wastewater, filtration is crucial. Pre-filtration is actually necessary when pumping wastewater from places like a refinery, food/beverage, textile, or oil-produced water application because these typical applications typically have a large level of suspended solids.

To make sure that the treated water fulfills the necessary discharge or reuse standard, these applications often include many filtration and treatment procedures. Additionally, filtration in water treatment provides lower operational costs for systems that polish water downstream.

The goal of the procedure known as “water treatment” is to eradicate and/or reduce contamination or undesirable qualities of water. It entails several operations (physical, chemical, physicochemical, and biological).

Obtaining water with the proper characteristics for the intended application is the goal of this process. This is why the characteristics of the supplied water and its intended use affect how the water is treated.

Due to a lack of drinking water and the expanding needs of the world’s population, water treatment is becoming more and more important. Only 2.5% of the planet’s total water reserves are freshwater, and only 0.4% of this is suitable for human consumption.

Huntington Beach, CA - April 5: An aerial view of the AES Huntington Beach Energy Center, the proposed site of the Poseidon Desalination Plant, which would draw ocean water through an existing intake pipe. In the background is neighboring residential community, Edison Community Park, Edison High School, ASCON toxic State superfund cleanup site, the proposed Magnolia Tank Farm Lodge, restaurants, and retail, upper right, the Huntington Beach Wetlands, middle right, and Huntington State Beach. Photo taken Tuesday, April 5, 2022. The partially retired Huntington Beach Generating Station consists of four generating units but only unit 2 is still in commercial operation as a legacy unit and has an extension to operate through the end of 2023, issued by the California State Water Boards. Unit 2 runs to support peak demands and has a net output capacity of 225 megawatts. The 644 MW combined cycle gas turbine generator, shown in blue and white, began operation on June 25, 2020. Environmental groups have fought Poseidon, arguing that it is privatizing a public resource, has failed to adapt an old proposal to new state ocean protections from killing sea life and that the company is trying to fill a need that doesn't exist, uses too much natural gas energy. Environmental justice activists say water rates could be raised as much as $6 per month. Supporters say ocean desalination as an inexhaustible, local supply for a region that imports much of its water from increasingly unreliable, distant sources. Another stumbling block for Poseidon is state requirements to mitigate the project's harm to the marine environment. Poseidon would draw 106 million gallons a day of seawater through the huge offshore intake pipe, which would be screened, and use reverse osmosis membranes to rid the seawater of salt and impurities. That process would produce 56 million gallons a day of brine concentrate - roughly twice as salty as the ocean - which would be dumped back into the Pacific via a 1,500-foot discharge pipe equipped with outfall diffusers to promote mixing and dilution. The intake and discharge operations will take a toll on plankton, which plays a crucial role in the marine food chain, killing an estimated 300,000 microscopic organisms a day. (Allen J. Schaben / Los Angeles Times)

Desalination

Desalination, often known as desalting, is a water treatment procedure that turns brackish or seawater into drinkable water for use in communities where it is most difficult to obtain fresh water.

There are other techniques for reducing the salinity of water, but Reverse Osmosis is the most comprehensive and sophisticated desalination system in use today, found in more than 60% of facilities globally.

Bag and Cartridge Systems

General Industrial

In addition to being used for human consumption, water is an essential resource for all types of industrial processes and the creation of goods.

Our activity alters its natural state, contaminates it, and prevents it from being used for purposes like agriculture. This causes major environmental harm to rivers and seas. Because of this, we need to make sure that the water is properly treated so that it may be recycled and released back into the ecosystem.

Water pollution is removed from the wastewater by a number of physical, chemical, and biological processes so that people can use the water.

Bag Filter vs Cartridge Filter in Water Treatment

Municipal water

The five processes of the liquid filtration process for purifying municipal water are chemical addition, coagulation and flocculation, sedimentation and clarity, filtration, and disinfection. The filtration process is crucial for a variety of reasons, including allowing water providers to use less water and potentially less chemicals.

What we can benefit from water treatment?

There are many advantages of using water treatment systems, from which humans and our environment can both benefit.

Impact on Taste and Clarity of Bottled Water

Reusable and clean water

This makes it clear that wasting even wastewater harms the environment. Therefore, if there is any water that, despite treatment, cannot be used for consumption, it should be treated so that it won’t harm the environment. In addition, cleaning the wastewater at an industrial water treatment facility might yield clean water for reusing. If more filtration is needed, it can be made fit for human consumption.

Reverse osmosis Environmental benefits

Environmentally friendly

Chemical components are among the many waste items found in wastewater. It is potentially lethal to leave the industrial sector’s released water out in the open because it contains a dangerous chemical. In such a situation, the industrial water treatment facility will purge the water of any dangerous chemicals and compounds. In this manner, two things will occur. The water can first be used again for domestic or commercial purposes. Second, you may also contribute to reducing the environmental pollution.

waterborne diseases

Prevents disease

If the water isn’t clean, it ends up being the cause of a lot of illnesses. Similar to how poorly treated used water, wastewater, or blackwater causes disease-causing bacteria that harms trees, plants, and animals.

Water Treatment Process

The water treatment process involves several critical steps, each designed to enhance water quality and ensure safety.

1. Coagulation

The treatment begins with coagulation, where coagulants (like alum) are added to the water. This step destabilizes suspended particles, allowing them to aggregate into larger clusters called flocs. While this phase primarily focuses on chemical interaction, it sets the stage for effective particle removal in subsequent steps.

2. Flocculation

Following coagulation, the water enters the flocculation stage. Here, the water is gently mixed to promote the growth of larger flocs. The gentle agitation helps smaller particles combine into bigger aggregates. During this stage, specialized flocculating agents may also be used to enhance floc formation, preparing the water for the next phase of removal.

3. Sedimentation

Next, the water moves into the sedimentation stage. It is allowed to rest in a sedimentation basin, where gravity causes the heavier flocs to settle at the bottom. The clearer water above can then be collected for further treatment. While this stage relies on gravity, it significantly reduces the load on filtration systems that follow.

4. Filtration

The clarified water now undergoes filtration. This is where filters and filter cartridges play a crucial role. Various filtration methods, such as Depth pleated filter cartridge, ProClean carbon block filter, or membrane filter cartridge, are employed to capture remaining suspended solids and impurities. Filter cartridges, specifically designed for fine filtration, ensure that any residual particles are effectively removed, providing high-quality water that is free from turbidity.

5. Disinfection

In the final step, disinfection, the filtered water is treated to eliminate any remaining pathogens. Common methods include adding chlorine or using ultraviolet (UV) light. This stage ensures that the water is safe for consumption. Additionally, filters can also aid in this process by removing organic compounds that could react with disinfectants, improving overall water safety.

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