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Category Archives: falling film evaporator problems

Falling film evaporator uses

Falling film evaporator uses Falling film evaporator is widely used for evaporation and concentration because of its high heat transfer efficiency, small temperature difference loss, short residence time and difficult to deteriorate. It is widely used in food, glucose, fructose, fresh milk, Evaporation and concentration of tomato juice, soy milk, xylitol, sorbitol, Vc, starch sugar, Chinese […]

Falling film evaporator troubleshooting

Falling film evaporator is famous for it’s high efficiency in industrial, chemical, biochemical and other fields, however, there are also some problems and solutions in it. They are as follows: Problems: The control of the amount of alkali is not good, especially the flow interruption caused by the cavitation of the concentrated alkali pump, which […]

Falling film evaporator material

The falling film evaporator system consists of various effect evaporators, various effect separators, condensers, hot press pumps, vacuum and drainage systems, various utility liquid transfer pumps, operating systems, electrical instrument control cabinets, valves, pipelines and other systems. Because falling film evaporator is widely used in industrial, chemical, biochemical and other fields, the materials of the […]

Falling film evaporator vs rotovap

  Falling film evaporator vs rotovap Rotovap is also called rotary evaporator. It is a common equipment in the laboratory. It consists of motor, distillation flask, heating pot, condenser tube, etc. It is mainly used for continuous distillation of volatile solvents under reduced pressure. It is used in chemical and biological , biomedical and other fields. […]

Application of falling film evaporator

Falling film evaporator is widely used in the evaporation and concentration of water or organic solvent solutions in the pharmaceutical, food, chemical, light industry and other industries, and can be widely used in the waste treatment of the above industries. It is especially suitable for heat sensitive materials, the equipment is continuously operated under vacuum […]

Falling film evaporator working principle

  Falling film evaporator working principle Falling film evaporator is an efficient one-way non-circulating membrane evaporator. Its working principle makes that falling film evaporator has the characteristics of high heat transfer efficiency, low temperature difference loss, short heating time, non-deterioration, easy multi-effect operation, low energy consumption and small equipment volume. It is widely used in chemical […]

Questions on falling film evaporator

  Questions on falling film evaporator 1. The falling film evaporator suddenly stops evaporating, and then the evaporating output concentration is getting lower. This type of failure is generally a slow process, and the main cause of such failure is the loosening or cracking of the joint between the upper and lower tube sheets and the […]

Falling film evaporator function

  The parts and function of falling film evaporator Feed part: where users put in the sample materials through a small horizontal pipe Heat part: which is to heat the sample materials in order to separate solvents in the mixtures through their different boiling points, in this part, users can adjust the temperature of heating part […]

Construction of falling film evaporator

  Construction and operation of evaporators Due to the need of substance’s extraction and concentration in industrial field, there are so many types evaporators in marketing. Even though there are so many different types of evaporators, their construction are very similar. Generally, the construction of evaporators includes a heat exchanger to heat the sample substances, a […]

Falling film evaporator cleaning

  Chemical cleaning of evaporators Cleaning is one of the most essential parts in evaporators’ using. Because a high-quality cleaning can guarantee the quality of evaporators’ working, which is related to the extraction and concentration of sample substances. The evaporator circulating cooling water contains a large amount of salt substances, corrosion products and various microorganisms. Since […]