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ORAP Data Entry Presentation
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General Info
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Definitions
ORAP means (Operational Reliability AnalysisProgram) is a
service provided by Strategic Power
Systems, Inc. (SPS) to owners/operators and
Original Equipment Manufacturers (OEMs) for
monitoring the Reliability, Availability andMaintainability
(RAM) of the total plant, both simple
and combined-cycle, including gas and steam
turbines.
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Common Questions
How Often Should I Submit Data?
-At a minimum monthly, but optional daily or weekly
What Type of Information Should I Enter?
- Events
- Operational Data
- Counter Readings
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Events Examples
Failure to Start: used for instantaneous trip prior to
completion of startsequence or unit did not start in the startup
time defined by dispatcher.
-Start was initiated and unit could not achieve flame, it was
discovered that ignitor
cable was cracked, needed replacement.
- Start was initiated, unit achieved flame, breaker would not
close due to faulty relay.
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Events Examples
Forced Outage Automatic Trip (FOA): A trip from a state of
operation
when a component failure or other condition which causes the
unit to beshut down automatically by the control system.
- Unit tripped on high lube oil temperature, due to a shorted
transmitter. Replaced
transmitter and the unit returned to service.
Forced Outage Manual Trip (FOM): Shutdown from a state of
operationwhen a component failure or other condition which resulted
in a decision bythe appropriate personnel to manually trip/remove
the unit from service. This
event type can also be used in cases where human actions result
in the
tripping of a unit from a state of operation.
- A rise in vibrations was experienced and the unit was shut
down to investigate. A
failed vibration sensor was discovered, replaced and the unit
returned to service.- A crane operator accidentally damaged the
lube oil skid while removing the
generator housing from unit#2 for major repair work. After
replacement of the
damaged pumps and piping, unit#1 was restarted.
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Operational Data (monthly) Gross Output of Unit Over Stated Time
Period
Gas Fuel Consumption (mmBTU)
Factored Hours Total hours unit run on gas and distillate.
Service Hours Number of Hours Unit in Operation.
Unavailable Hours Will Import From Events.
Reserve Hours Hours Not Considered as Service Hours or
Unavailable Hours.
Successful Starts Number of Starts Resulting in Breaker
Closure.
Attempted Starts Start Attempts on a Unit. Difference between
successful and
attemted starts MUST equal the number ofFailure to Start Events
reported.
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Counter Readings
Service Hours Lifetime total for the package.
Factored Hours Lifetime total factored fired hours.
Fired Starts Start where flame achieved in gas turbine. Lifetime
total.
Total Starts Number of times that the start button was pushed.
Trip Count Number of times the unit tripped.
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RAM Summary
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RAM Summary
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RAM Summary
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RAM Summary
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RAM Summary
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RAM Summary
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RAM Summary
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RAM Summary
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Non Disclosure Agreement
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THANKS
