Views: 52 Author: China Air Purifier Manufacturer Publish Time: 2021-11-19 Origin: https://www.olansichina.com/
What Is Hydrogen Alkaline RO Reverse Osmosis Water Dispenser Purifier With Filter And How Does it Work?
Hydrogen alkaline RO Reverse Osmosis water dispenser purifier effectively improves the quality and taste of water, therefore making it safe and healthy to drink. It is useful in commercial, industrial, and residential applications and has a wide range of benefits. Due to increased pollution levels and the rising rate of diseases caused by contaminated water, RO Reverse Osmosis Water Dispenser Purifier is essential for every home. It uses the process of reverse osmosis (RO) to produce safe and healthy drinking water.
There are several methods of water purification, however, reverse osmosis is presently among the most widely used and advanced technologies in water filtration and treatment. For the purpose of this article, what RO Reverse Osmosis Water Dispenser Purifier is and how it works will be discussed.
What is RO Reverse Osmosis Water Dispenser Purifier?
RO Reverse Osmosis Water Dispenser Purifier uses the process of reverse osmosis to purify water. Reverse osmosis (RO) is a water treatment procedure that forces clean water (tap water, rainwater, and water from stream, river, and natural spring) through a membrane with tiny pores under high pressure to filter unwanted particles (contaminants) and residues like salt, dirt, and chlorine from drinkable water. Alongside the removal of residues and contaminants, a RO Reverse Osmosis Water Dispenser Purifier can in addition remove micro-organisms, producing water that is pure and healthy for drinking.
The tiny pores in the membrane of a RO Reverse Osmosis Water Dispenser Purifier are about 0.0005µm (micrometers) or less. This makes it difficult for most contaminants (with larger sizes) to filter through. However, due to the size of water molecules, they can pass through the pores of the membrane. These particles (impurities) of large size are separated and washed down the drain continuously.
What Are The Contaminants Removed By RO Reverse Osmosis Water Dispenser Purifier?
RO Reverse Osmosis Water Dispenser Purifier removes about 99.9 percent of Totally Dissolved Solids (TDS) from water sources. TDS represents the concentration of all substances dissolved in water. It consists of organic matter in small amounts and inorganic salts.
Inorganic salts that are commonly found in water include potassium, sodium, magnesium, calcium, carbonates, bicarbonates, sulphates, fluorides, and nitrates. These minerals could originate from different sources, both human and natural activities.
However, there are some contaminants that the process of reverse osmosis is unable to completely remove. These contaminants include pesticides, hydrogen sulphide, herbicides, and some organic compounds.
How Does RO Reverse Osmosis Water Dispenser Purifier Work?
The water produced by a RO Reverse Osmosis Water Dispenser Purifier passes through four stages to become suitable for drinking:
• Carbon Pre-filter
• Reverse Osmosis Membrane
• Carbon Post-filter
1. Carbon Pre-filter
When water (from tap, stream, river, or natural spring) enters the RO Reverse Osmosis Water Dispenser Purifier via a pipe connected to the purifier, it goes over an activated charcoal or carbon pre-filter. Activated carbon, known also as activated charcoal, is carbon processed or refined to have tiny, low-volume pores. These tiny low-volume pores increase the surface area of the carbon pre-filter used for adsorption.
Activated carbon or charcoal filtration is among the numerous processes popularly used in the treatment of water to remove contaminations in form of organic materials; and because it can also remove contaminants that cause smell, it is always used in making water more delicious for drinking.
Through adsorption, residues like Lead, Chlorine, Volatile Organic Compounds (VOCs) also known to be ground-water contaminants, and smell-causing pollutants stick to the activated charcoal or carbon pre-filter. These contaminants or pollutants become trapped and cannot move to the next water filtration stage.
2. Reverse Osmosis Membrane
Although carbon pre-filters provide effective filtration of the water fed into RO Reverse Osmosis Water Dispenser Purifier, the activated carbon ore-filters are unable to remove dissolved minerals or salts from the water. In this case, a reverse osmosis membrane becomes more effective. An effective semi-permeable membrane can remove about 99% of inorganic materials. However, there are also some impurities (very tiny) that can travel through the pores of the reverse osmosis membrane.
3. Carbon Post-filter
As earlier said, some contaminants are very tiny and they travel through the reverse osmosis membrane. These contaminants are removed by the carbon post-filter. The carbon post-filter traps certain residual chemicals in this stage of water filtration.
4. Remineralization Of Water After Reverse Osmosis
RO Reverse Osmosis Water Dispenser Purifier contains a remineralization filter. From the first to the third stages of the water filtration process discussed in this article, TDS or dissolved inorganic salts such as magnesium, potassium, and calcium are removed through the process of reverse osmosis. The process of remineralizing the water produced by reverse osmosis adds back these minerals' content.
Water with a minimal concentration of these dissolved solids or inorganic salts has a flat taste. For a lot of people, this flat taste is undesirable. Remineralization improves the taste and alkalinity of water.
Pre-treatment For RO Reverse Osmosis Water Dispenser Purifier
The membrane and filters contained in a RO Reverse Osmosis Water Dispenser Purifier can become bad sooner than expected by some contaminants. This reduces the usefulness of the membrane and filters. Pre-treatment helps to prevent pollution, chemical damage, scaling, and mechanical failures.
Economically, pre-treating water before reverse osmosis is most times viable. Hence, water pre-treatment is more useful commercially than at homes.
There are generally four water pre-treatment stages for a RO Reverse Osmosis Water Dispenser Purifier.
1. Screening of Solid Substances
Firstly, solid substances are eliminated from the water. This prevents pollution of the RO membrane as a result of biological growth. It also minimizes potential damage to a water pump.
2. Cartridge Filtration
Impurities of sizes between 3 to 5 µm are removed through a cartridge filter, made from polypropylene.
Bacteria and various disease-causing micro-organisms are removed through an oxidizing agent that can act as a biocide, for example, Chlorine. This prevents bacteria from amassing the surface of the membrane
4. pH Adjustment
The alkalinity, pH, and hardness of water can cause scaling in a RO Reverse Osmosis Water Dispenser Purifier. This pre-treatment phase modified the pH of the water and minimizes scaling caused by calcium carbonate. Scale inhibitors can also be added to slow or prevent any type of scaling in the reverse osmosis water system.
If you want a water filtration system that will offer fresh and safe drinking water with great taste, for your household or office, RO Reverse Osmosis Water Dispenser Purifier is a common and cost-effective water purification method. The purifier uses the various stages discussed in this article to produce remineralized water with a delicious taste that is safe to drink.For more about hydrogen alkaline RO reverse osmosis water dispenser purifier with filter and how does it work,you can pay a visit to Olansi China at https://www.olansichina.com/alkaline-reverse-osmosis-water-purifier.html for more info.