How Demineralization Water Treatment Works (and Why It’s So Cool)

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Demineralization Water Treatment | DM Plant | Chemical Treatment | Power Plant | Telugu Lecture
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Demineralization, often referred to as deionization (DI), is a water treatment process that removes ions and minerals from water. This process is typically used to produce high-purity or ultra-pure water for various industrial and laboratory applications. Demineralization involves the removal of both positively charged ions (cations) and negatively charged ions (anions) from the water, resulting in water with very low conductivity and minimal mineral content.
The demineralization process typically involves two main methods:
Cation Exchange: This step removes positively charged ions, such as calcium (Ca²⁺), magnesium (Mg²⁺), and sodium (Na⁺). It employs a cation exchange resin, which is a solid-phase material that contains acidic functional groups that can exchange cations in the water for hydrogen ions (H⁺). This results in the removal of cations from the water.
Anion Exchange: After the cation exchange, the water is passed through an anion exchange resin, which removes negatively charged ions like chloride (Cl⁻), sulfate (SO₄²⁻), and bicarbonate (HCO₃⁻). Anion exchange resins contain basic functional groups that exchange anions in the water for hydroxide ions (OH⁻), thereby removing anions.
The two processes together effectively remove nearly all of the ions and minerals from the water, producing demineralized or deionized water that is highly pure and has very low conductivity. The resulting water can be used in various applications, including:
Laboratories: Demineralized water is used for analytical chemistry, experiments, and other research purposes where water quality is critical.
Industrial Processes: Industries that require high-purity water, such as pharmaceuticals, electronics manufacturing, and power generation, use demineralized water.
Boiler Feedwater: In steam generation systems, demineralized water is often used as boiler feedwater to prevent scale formation and corrosion.
Car Batteries: Demineralized water is used to fill lead-acid car batteries to prevent mineral buildup on the electrodes.
Cooling Systems: Demineralized water can be used in cooling systems to reduce mineral deposits and enhance heat transfer.
Textile Industry: It is used in dyeing and textile processing to prevent mineral impurities from affecting the dyeing process.
It's important to note that demineralized water is extremely pure and lacks essential minerals that may be beneficial for human consumption. Therefore, it is not suitable for drinking, as it may have adverse health effects if consumed regularly.
The demineralization process is typically part of a larger water treatment system, and the resins used need periodic regeneration or replacement when they become saturated with ions.
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Пікірлер: 10

@akhilagoud8164 11 ай бұрын

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@Upendrakumarmalla 11 ай бұрын

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@dinesh901 11 ай бұрын

Raw water loo turbidity kudaaa untundi cation beds antha turbidity ni handle chestayaaaaa

@dinesh901 11 ай бұрын

De gassifier position marchochaaaa I mean anion exchanger mundu

@adivishnu390 11 ай бұрын

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@Upendrakumarmalla 11 ай бұрын

@pscsksaipendem5310 11 ай бұрын

Diploma (BEEE) lo (Electronic devices) chapter lo CB configuration & CE configuration & CE configuration videos cheyandi sir pls 🙏 Input and output characteristics of CB, CE, CC configurations cheyandi sir pls 🙏🙏🙏

@Upendrakumarmalla 10 ай бұрын

@dinesh901 11 ай бұрын

After de gassifier co2 entha untundi annayya

@Upendrakumarmalla 11 ай бұрын

I will check and give you