Evaporators

Evaporator Designs and Their Components

Major Parts of Evaporators

• Evaporators consist of two main components: the heating element and the vapor body.

• The heating element is typically a vertically arranged heat exchanger where vapor or steam condenses, transferring heat to the black liquor.

• The vapor body, also known as the vapor head or dome, allows for the separation of concentrated liquor and water vapor.

Functionality of Heating Elements

• The design of the heating element maximizes surface area to enhance condensation and heat transfer efficiency.

• More available heating surface leads to increased solution heating capacity.