RBI Analyses

1. Access the RBI Component for which you want to create an RBI 581 Risk Analysis.
2. In the left pane, select , and then select Quantitative (581).
   A new analysis is created, and the Analysis workspace appears.

   Note: When an analysis is created, the Consequence Evaluations and Degradation Mechanisms corresponding to the Potential Degradation Mechanisms linked to the selected component are also created. The button will be in orange color, except for RBI Pipeline Analysis, indicating calculation is required for the analysis.
3. Enter Analysis Details values in the available fields.
4. Review the required fields, and the valid Representative Fluids .
5. In the upper-right corner of the section, select .
   The RBI analysis is created.

1. Perform one of the following sets of steps:
   1. Access the analysis to which you want to add a What-If Analysis.
   2. In the navigation pane, select , and then select Create What If Analysis.
   -or-
   1. Access the component that is linked to the analysis to which you want to add a What-If Analysis.
   2. Expand the COMPONENT OVERVIEW section.
      Below the graph, a list of analyses linked to the component appears in a grid.
   3. Select the check box that corresponds to the analysis to which you want to add a What-If Analysis.
   4. In the upper-right corner of the grid, select .
   The Create What If Analysis window appears.
2. In the Create What If Analysis window:
   • In the Scenario ID box, enter an ID to identify the scenario.
   • In the Plan Date box, select a date that is the same as or later than the RBI date (as specified in the RBI Date field in the main analysis).
3. Select Done.

   The What-If Analysis is created and linked to the main analysis. The Analysis workspace appears.

   Note:

   • If needed, modify Analysis Details values in the available fields, and then select to save your changes.
   • If the Source of Calculated Corrosion rate is set to Asset or Component on the related component and the related TML asset has more than 1000 TMLs where the related TML Corrosion Analysis has not been calculated, you need to calculate the asset in the Thickness Monitoring module before continuing.

1. Access the RBI 581 Risk Analysis for which you want to override Flow Stress.
2. In the Analysis Details section, select the Design tab.
   The Design section appears.
3. Select the Stress Override check box.
   The Allowable Stress and Flow Stress fields are enabled.
4. Enter a new value in the Flow Stress field, and then, in the section heading, select .
   The new Flow Stress value is saved.

1. Access the RBI 581 Risk Analysis that you want to calculate.
2. In the upper-right corner of the workspace, select .
   Note: The button is enabled only for RBI Analyses in the Created state. If the button is orange, it indicates that the data has changed since the last calculation in analysis or in related records, and the analysis needs to be recalculated. After you calculate, the button turns blue again.

   The Analysis Calculation window appears, displaying the calculation progress and a log detailing any errors. If the calculation fails, a list of the required fields appear in an error report at the bottom of the Analysis Calculation window.

3. After the calculation is complete:
   • To view log details, select View Complete Log.
   • To close the window, select Close.

   The RBI 581 Risk Analysis is calculated.

1. Access the Unit Summary workspace.
2. On the upper-right corner of the page, select .
   This begins the calculation of any RBI 580, RBI 581, PRD, or Pipeline analyses associated with the process unit.

   The Analysis Calculation window appears, displaying the calculation progress and a log detailing any errors. If a calculation fails, a list of the required fields appear in an error report at the bottom of the Analysis Calculation window.

3. After the calculation is complete:

   • To view the log details for all calculated analyses, select View Complete Log.

   • To view the log details for a single analysis, in the list, select that analysis.

   • To close the window, select Close.

   The RBI 581 Risk Analyses for the selected Process Unit are calculated.

4. Optionally, if you want to view the status of all bulk analyze operations, on the upper-right corner of the Risk Based Inspection Overview page, select .

   The Schedule Logs page appears, displaying a list of all the operations in APM that are in progress, along with the percentage of completion. You can also access a list of operations that have been successful or have failed.

1. Access the Asset Summary workspace of the Asset that is associated with the analyses you want to calculate.

   -or-

   Access the Corrosion Loop that is associated with the analyses that you want to calculate.

2. In the upper-right corner of the section, select .
   This begins the calculation of any RBI 580, RBI 581, PRD, or Pipeline analyses associated with the process unit.

   The Analysis Calculation window appears, displaying the calculation progress and a log detailing any errors. If the calculation fails, a list of the required fields appear in an error report at the bottom of the Analysis Calculation window.

3. After the calculation is complete:

   • To view the log details for all calculated analyses, select View Complete Log.

   • To view the log details for a single analysis, in the list, select that analysis.

   • To close the window, select Close.

   The RBI 581 Risk Analysis is calculated.

4. Optionally, if you want to view the status of all bulk analyze operations, on the upper-right corner of the Risk Based Inspection Overview page, select .

   The Schedule Logs page appears, displaying a list of all the operations in APM that are in progress, along with the percentage of completion. You can also access a list of operations that have been successful or have failed.

   Tip: For more information on Schedule Logs, refer to the Schedule Logs section of the documentation.

1. Access the Risk Based Inspection Overview page for the Functional Location that contains the assets for which you want to calculate all analyses.
2. If you want to calculate analyses associated with all the assets in the functional location, then proceed to step 5. You cannot, however, calculate all analyses if you have selected Home on the Asset Hierarchy page.

   -or-

   If you want to calculate analyses associated with selected assets, then in the workspace heading, select the Assets tab.

   The Assets section appears.

3. Select the check boxes that correspond to the assets for which you want to calculate all analyses.
4. In the upper-right corner of the section, select .
   Note: If you have selected Home on the Asset Hierarchy page, and have not selected any assets, then the button is disabled.

   A message appears, specifying the number of assets that you have selected, and asking you if you want to continue.

5. Select Yes.
   This begins the calculation of any RBI 580, RBI 581, PRD, or Pipeline analyses associated with the process unit.

   The Analysis Calculation window appears, displaying a list of analyses that are sent for calculation, the asset and the component that each analysis is associated with, and the status of each calculation. If the calculation fails, a list of the required fields appear in an error report at the bottom of the Calculate Analysis window.

6. After the calculation is complete:

   • To view the log details for all calculated analyses, select View Complete Log.

   • To view the log details for a single analysis, in the list, select that analysis.

   • To close the window, select Close.

   The RBI 581 Risk Analysis is calculated.

7. Optionally, if you want to view the status of all bulk analyze operations, on the upper-right corner of the Risk Based Inspection Overview page, select .
   The Schedule Logs page appears, displaying a list of all the operations in APM that are in progress, along with the percentage of completion. You can also access a list of operations that have been successful or have failed.

   Tip: For more information on Schedule Logs, refer to the Schedule Logs section of the documentation.

This topic describes how to generate the RBI 581 Asset Risk Report.

1. Access the Asset Summary workspace for the asset for which you want to generate the report.
2. Select , and then select RBI 581 Asset Risk Report.
   The RBI 581 Asset Risk Report appears.
   
   

1. Perform one of the following sets of steps:
   1. Access the component that contains the RBI 581 Risk Analysis that you want to duplicate.
   2. Expand the COMPONENT OVERVIEW section.
   3. Below the graph, select the check box next to the RBI 581 Risk Analysis that you want to duplicate, and then select .
   -or-
   1. Access the analysis that you want to duplicate.
   2. In the navigation pane, select .
      The Select Degradation Mechanisms window appears.

      Only Degradation Mechanisms (DMs) that can be applied to the duplicated analysis appear in the window. By default, the check boxes next to all the Degradation Mechanisms are selected.

2. If you do not want a particular DM to be applied, clear the check box that corresponds to the DM.
3. If you want the Recommendations to be copied, select the Copy Recommendations for Degradation Mechanisms check box. You can select this check box only if the Enable Recommendation To be Generated at Created State check box in the Global Preferences workspace is selected.
4. Select Done.
   The RBI 581 Risk Analysis is duplicated.

   Note:

   • Similarly, you can duplicate a What-If Analysis regardless of its state. The duplicated What-If Analysis is a copy of the main RBI Analysis.
   • If the Source of Calculated Corrosion rate is set to Asset or Component on the related component and the related TML asset has more than 1000 TMLs where the related TML Corrosion Analysis has not been calculated, you need to calculate the asset in the Thickness Monitoring module before continuing.

1. Perform one of the following sets of steps:
   1. Access the component that contains the RBI 581 Risk Analysis that you want to apply.
   2. Expand the COMPONENT OVERVIEW section.
   3. Below the graph, select the check box next to the RBI 581 Risk Analysis that you want to apply, and then select .
   -or-
   1. Access the analysis that you want to apply.
   2. In the navigation pane, select .
      A list of available RBI Components in the selected asset appears in the Available RBI Components section.
2. In the Hierarchy section, navigate to and select the asset that contains the RBI Component to which you want to apply the analysis.
3. Select the RBI Components to which you want to apply the analysis.
   The selected RBI Components appear in the Selected RBI Components column.
4. Select Next.
   A list of Degradation Mechanisms (DMs) linked to the analysis appears.
5. In each row containing the DMs that you want to link to the new analysis, ensure that the check box is selected.
6. Select Done.
   The RBI 581 Risk Analysis is applied.

   Note: The values in the Inventory Group and Inventory Group Mass fields are not copied after you apply an analysis.

1. Access the analysis whose state you want to modify.
2. Select the button that indicates the current state of the analysis (that is, Created).
   A menu appears, displaying a list of operations that you can perform on the analysis to modify its state.
3. Select Finalize Risk, and then select Done.
   Note: You can modify the state of an analysis to Risk Completed only if you have calculated the analysis.
   The state of the RBI 581 Risk Analysis is modified, and an Inspection Plan is created and linked to the parent asset of the analysis.

   • If you want to access the Inspection Plan, select the Inspection Plan link.
   • When an RBI 581 Risk Analysis is not in the Created state, you cannot modify the analysis and the related Consequence Evaluations, Degradation Mechanisms, and Degradation Mechanism Evaluations through the Risk Based Inspection (RBI) module. You can, however, modify the fields that are not disabled when the record is accessed through Record Manager.

1. Access the Risk Based Inspection Overview page , and then select the Assets tab.

   or

   Access the Unit Summary workspace of the Process Unit that is linked to the Corrosion Loops.

2. In the Assets section, select the check boxes that correspond to the assets that contain the analyses for which you want to finalize risk.

   or

   Select the check box for each Corrosion Loop containing analyses for which you want to finalize risk.

   The button is enabled.
3. Select .
   The Finalize Risk window appears, displaying any RBI 580, RBI 581, PRD, or Pipeline analyses that are calculated and are in the Created state.
4. Select the check box for each analysis for which you want to finalize risk.
   The Finalize Risk button is enabled.
5. Select Finalize Risk.
   The selected analyses are moved to the Risk Completed state.

   Note: If an Inspection Plan does not exist for the parent asset of the analyses, an Inspection Plan is created and linked to the asset.
6. Select Close.

1. Access the component containing the RBI 581 Risk Analysis that you want to delete.
2. Below the graph, in the row containing the Analysis ID that you want to delete, select the check box, and then select .

   A message appears, asking you to confirm that you want to delete the RBI 581 Risk Analysis.

3. Select Yes.

   The RBI 581 Risk Analysis is deleted.