Note: You can also access the Unit Summary workspace using one of the following methods:
- Access the Events Under Review tab and in the Unit Name column, select the required GAA Unit.
- Access the Primary Event for which you want to access summary of the associated GAA Unit. In the left pane, select Unit Summary.
In the upper-right corner of the page, select Show Unit Summary.
The Units window appears.
Select the GAA Unit whose summary you want to access, and then select Open Unit Summary.
The summary of the GAA Unit associated with the selected Primary Event appears in the workspace. The Events Breakdown tab is selected. By default, the information in the workspace is filtered based on the time period specified on the GAA Overview page. You can customize the time period by selecting
The following tabs appear in the workspace:
- Events Breakdown: Contains the following information for the GAA Unit:
- Impact of Event Types: Contains a doughnut graph that shows the type of the events that occurred during the specified time period. When you hover or click on a section of the graph, the sum of all the loss occurred due of that type of events appears.
- Frequency of Event Types: Contains a vertical bar graph that shows the number of events of each type that occurred during the specified time period.
- Highest Impact Events: Contains a list of events that cause maximum loss during the specified time period. This section will show a maximum of 5 events and contains the following values for each of the events:
- Event ID: Contains a value that identifies the event.
- Event Type: Contains type of event represented by the event.
- Impact: Contains the loss that occurred due to the event.
- Start Date: Contains the date and time when the event began.
- End Date: Contains the date and time when the event ended.
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Breakdown of Period Hours: Contains a multi-level pie chart that shows the percentage of total Available and Unavailable Hours for the specified period for the selected GAA Unit. Available Hours are the sum of Service Hours and Reserve Shutdown Hours. Unavailable Hours are the sum of Planned Outage Hours, Forced Outage Hours, and Maintenance Outage Hours.
When you hover over or select a slice in the graph, the number of hours and percentage of sum of values of the each of the fields appears.
- Generation Metrics: Contains a graph that shows the performance of the GAA Unit during the specified period.
The graph shows the following fields represented in the vertical bar graph format:
- Gross Maximum Generation: Contains the sum of values in the Gross Maximum Generation (MWh) field for all events during the specified period.
- Gross Actual Production (MWh): Contains the sum of values in the Gross Actual Generation (MWh) field for all events during the specified period.
- Net Maximum Production (MWh): Contains the sum of values in the Net Maximum Production (MWh) field for all events during the specified period.
- Net Actual Production (MWh): Contains the sum of values in the Net Actual Production (MWh) field for all events during the specified period.
- Startup Attempts (Count): Shows the sum of values in the Attempted Unit Starts field for all events during the specified period.
- Startup Success (Count): Shows the sum of values in the Actual Unit field for all events during the specified period.
When you hover over or select a bar in the graph, the sum of values of the each field of that type appears. If you disable any of the above fields and hover over or select a bar in the graph, the sum of values of the disabled field will not appear.
You can also view the Health Summary page for an Asset if the selected GAA Unit is associated with an Asset. Also, make sure that the license for Asset Health Manager is active and that you are member of one of the following Asset Health Manager Security Groups:
- MI AHI Administrator
- MI AHI User
- MI AHI Viewer
To view the Health Summary page for an Asset, in the upper-right corner of the Unit Summary workspace, select
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