Recovery - Two Stage Flash Model

The Two Stage Flash model is used to flash the same inlet flow at two different pressures in order to obtain a higher efficiency than flashing in one stage at the same pressure.

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Data Descriptions

Data Unit Description
Set Item Type Native
Equipment Properties First stage flash pressure Pressure psia The inlet liquor flashing pressure.
Second stage flash pressure Pressure psia The outlet liquor flashing pressure.
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Equipment Properties

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Example of using equipment

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Method&Equations

The inlet liquor supposed at a higher pressure than atmospheric pressure is flashed first at an intermediate pressure the vapor is eliminated, than is flashed again at a lower pressure the vapor eliminated. The advantage is that the vapor flows can be used separately to heat different other equipments.

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Warnings

Being a composite item – each component may call its warnings.

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Errors

Being a composite item – each component may call its errors.

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