Configuring - Tank Tolerance Based on Uncertainties Calculation
This configuration can be done at the template or individual Element level. The example procedure shown below is done at the template level.
In the System Explorer navigation pane, click on Library.
From the Templates > Element Templates tree, select the tank template (i.e., SF_GaugedTankTemplate).
Click on the Attribute Templates tab.
In the Name column, select the Attribute for the Shell Correction Factor (i.e., i5_Meas_Tolerance_Volume).
The selected Attribute must have a Volume Class UOM.
Click on the Data Reference down-arrow and select Sigmafine.
Click the Settings button to open the Sigmafine Data Reference window.
Under Calculation Category select Tolerance.
Click Next.
The Tolerance window opens.
Select Tank Tolerance Based on Uncertainties.
Click Next.
The Tank Tolerance Based on Uncertainties window opens.
Using the following Tank Attributes table, select the Attributes for Tank Attributes.
Using the following Measurement Uncertainty table, enter/select the Attributes for Measurement Uncertainty.
Tank Attributes
Input Box / Button Description Gross Volume Select attribute; units of volume. Gauge Select attribute; units of length. Temperature Select attribute; units of temperature. Volume Correction Factor (VCF) Select the (dimensionless) attribute. Measurement Uncertainty
Input Box / Button Description Delta Temperature Enter the temperature uncertainty in the selected unit of delta temperature. 1 Gauge Enter the gauge uncertainty in the selected unit of length. 1 Strapping Table Enter the strapping table uncertainty as a percent. 1 Volume Correction Factor Enter the Volume Correction Factor relative uncertainty in percent. 1 1 If you choose not to use this parameter, enter 0. When finished, click Finish to complete the configuration.
The following sample displays the configuration in the System Explorer window.