Multiple-effect evaporators combine two or more single-effect evaporators to obtain improved energy efficiency. The vapors produced from one effect become the ...

Oct 12, 2010 ， Under steady state condition there must be a balance between the energy entering and leaving the system [1]. The number of effects is equal to ...

The overall heat transfer coefficient is 2.0 kJ/(m2 s K) for the first effect and 1.6 kJ/(m2 s K) for the second effect. The heat transfer area is 56 m2 in each ...

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How to increase efficiency of multiple effect evaporator?

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Therefore, the mathematical model is obtained by balancing the mass and energy in each unit operation and applying the design equation to the evaporator bodies.

A multiple-effect evaporator uses the water vapor from one effect as the heating medium for the next effect, which operates at a lower boiling point. The latent ...

Mar 16, 2020 ， Therefore, the backward-feed multiple-effect evaporator is responsible for 3.2% more energy efficiency in this cogeneration system compared with ...

The aim of this study is to develop mathematical models for multiple-effect evaporators and to investigate the effect of pre-heating in the evaporation process.

Jun 15, 2021 ， Multiple-effect evaporators can remove much larger amounts of solvent than is possible in a single effect.

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