Drum Drying: Utility Data Tab

DrumDryingUtilities.jpg

This tab appears on the interface data dialog of the Drum Drying operation.

Variable Definitions, Ranges and Default Values

The following table shows a brief description of the variables appearing in this tab. The table also displays their default values and their generally acceptable range:

Variable

Default Value

Range

 

○ Heating Agent Name
Indicates the heating agent used for the operation. Click on the list box to bring up a list of available heating agents in order to select one.

<Steam>

Any Heating Agent

● Inlet Temperature (oC)
The inlet temperature of the heating agent.

152.0

Positive

● Outlet Temperature (oC)
The outlet temperature of the heating agent.

152.0

Positive

● Rate (kg/h)
The mass flow rate of the heating agent.

0.0

Positive

○ Heat Transfer Efficiency(%)
The heating agent consumption efficiency. Specify a value below 100% to account for heat losses to the surroundings when a heating agent is used.

100.0

[0,100)

● Duty (kcal/h)
The heating duty (i.e., the heat transfer rate from the heating agent to the wet feed).

0.0

Positive

○ Power Type
Indicates the power type that is used by the operation. Click on the list box to bring up a list of available power types in order to select one.

<Std Power>

Any Power Type

◙ Specific Power (Per Area) (kW/m2)
The power consumed for the operation per drum area.

0.0

Positive

◙ Power (kW)
The total power consumed for the operation (per cycle, if the procedure operating mode is set to batch).

0.0

Positive

◙ Power Per Unit (kW)
The power consumed for the operation per equipment unit (and per cycle, if the procedure operating mode is set to batch).

0.0

Positive

Symbol Key: ○ User-specified value (always input); ● Calculated value (always output); ◙ Sometimes input, sometimes output