Deutsch: Verdampfer / Español: Evaporador / Português: Evaporador / Français: Évaporateur / Italiano: Evaporatore
An evaporator is a device used to turn the liquid form of a chemical into its gaseous form. The liquid is evaporated, or vaporized, into a gas.

In an industrial context, an evaporator is a device used to remove the liquid component from a solution or mixture by evaporating the liquid, leaving behind the solid or concentrated components. This process is often used to concentrate or purify a product, recover solvents, or remove unwanted contaminants. Here are some examples of industrial evaporators:

  1. Falling Film Evaporator: A type of evaporator that uses a thin film of liquid flowing down a vertical tube, with steam or hot fluid on the outside of the tube to evaporate the liquid.

  2. Forced Circulation Evaporator: A type of evaporator that pumps the liquid through a heat exchanger, increasing the surface area for evaporation.

  3. Wiped Film Evaporator: A type of evaporator that uses a rotating wiper blade to create a thin film of liquid on a heated surface, allowing for high evaporation rates.

  4. Multiple Effect Evaporator: A type of evaporator that uses multiple stages of evaporation, with the vapor from one stage used to heat the next stage, resulting in high energy efficiency.

  5. Rotary Evaporator: A type of evaporator used in laboratories to remove solvents from samples by rotating them under vacuum.

Other devices or processes similar to evaporators include:

  1. Distillation Columns: A process used to separate and purify liquids based on differences in boiling points.

  2. Dryers: A device used to remove moisture from a substance by heating or circulating air.

  3. Crystallizers: A device used to separate solids from liquids by allowing the liquid to evaporate and form crystals.

  4. Condensers: A device used to cool and condense vapor back into a liquid.

  5. Scrubbers: A device used to remove pollutants from gas streams by using a liquid to absorb or react with the pollutants.


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