When distilling sea water the cooling water discharging from the distiller is fed back to evaporator as feed water （）.

A、to decrease scale formation

B、for better cooling effect

C、for more economical purpose

D、to raise vacuum

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更多“When distilling sea water the cooling water discharging from the distiller is fed back to evaporator as feed water （）.”相关的问题

第1题

[单选题] We use （） to distill fresh water from sea water.

A、engine B、sea water pump C、cylinder cooler D、fresh water generator

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第2题

[单选题] Which of the following statements is correct relative to distillation plant operation?（）

A、Distillation is the process of boiling seawater to produce vapor which is condensed into fresh water B、Evaporation is the second part of the distillation process where brine is removed C、Brine is the result of condensed sea water vapor D、Distillate is the product resulting from the evaporation of fresh water vapor

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第3题

[单选题] One advantage of a flash distilling plant when compared to a submerged tube distiller is（）

A、greater distillate purity through high temperature evaporation B、cold shocking for scale removal is not required C、less internal corrosion because of lower brine density D、less feed-water is required for equal plant capacity

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第4题

[单选题] （） is the production of pure water from sea water by evaporation and re-condensing.

A、Evaporation B、Circulation C、Condensation D、Distillation

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第5题

[单选题] The abbreviation "TDS" about the potable water probably means （）.

A、total dissolved solids B、temperature of distillation of sea water C、total dissolved sodium D、total delivery system

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第6题

[单选题] Because of the reduced （） in the distillation system, some of the sea water boils as it flows through the tubes of the evaporator.

A、pressure B、temperature C、density D、volume