Thermodynamics - Predefined Special Properties

 

These properties correspond to various laboratory tests performed on petroleum stocks using ASTM and API test and calculation procedures. In general, the properties are used by refiners as product specifications and/ or operational control points.

 

Usage

 

From the Main Window menu bar, select Input; then select Thermodynamic Data from that menu.

 

From the Thermodynamics - Main Data Entry Window, select (highlight) the system for which Predefined Special Properties are to be added in the Defined Systems list box.

 

Push the Modify button to transfer to the Thermodynamic System - Modification Window.

 

Push the Special Properties Predefined button.

 

Select the desired Predefined Special Properties by checking the appropriate boxes:

 

Cetane Index Calculations

 

Flash Point Calculations

 

Select the desired calculation procedure for each Predefined Special Property in the corresponding drop down list box.