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Test 7 > PPC TMM > Flashcards

PPC TMM Flashcards

1
Q

The Palisades Plant Process Computer (PPC) system is used to:
A. perform Heat Balance Calculations.
B. enter Operator Rounds data into NOMS.
C. generate Switching and Tagging Orders.
D. access the Lotus Notes E-Mail system.

A

A. perform Heat Balance Calculations.

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2
Q

Which ONE of the following describes the operational design of the Uninterruptible
Power Supply provided for the Plant Process Computer?
A. On a loss of Battery Charger 0-207 ANO MCC 3/MCC 4, Battery 0-204 can be
manually aligned to Inverters Y-21 0/Y-220 using Bypass Switches S9003/S9007.
B. On a loss of Battery Charger 0-207 ANO MCC 3/MCC 4, Battery D-204 will be
automatically aligned to Inverters Y-21 01Y-220.
C. On a loss of Battery Charger 0-207, Battery 0-204 will be automatically aligned to
Inverters Y-21 0/Y-220.
O. On a loss of MCC 3/MCC 4, Battery 0-204 will be automatically aligned to Inverters
Y-210/Y-220.

A

B~ On a loss of Battery Charger 0-207 ANO MCC 3/MCC 4, Battery D-204 will be
automatically aligned to Inverters Y-21 01Y-220.

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3
Q

The Plant Process Computer is used to calculate …
A. Main Generator output in MWe.
B. the Variable High Power Trip setpoint.
C. the Thermal Margin Low Pressure setpoint.
D. Control Rod drop times for testing.

A

D. Control Rod drop times for testing.

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4
Q

Which of the following explains how the Palisades Plant Computer (PPC) interfaces
with the Meteorological Monitoring System?
A. The PPC is the primary means to access information from the Met Tower during
normal and transient plant operations.
B. The PPC is the backup method of obtaining Met Tower information if the
Emergency Preparedness Computer(s) is unavailable.
C. The PPC uses inputs from the Met Tower to automatically calculate off-site
radiation dose rates.
D. The PPC uses inputs from the Met Tower to automatically determine Protective
Action Recommendations (PARs).

A

A. The PPC is the primary means to access information from the Met Tower during
normal and transient plant operations

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5
Q

De-energizing which ONE of the following Preferred AC Buses will result in a loss of
Right Channel Plant Process Computer (PPC) indications?
A. Y-10
B. Y-20
C. Y-30
D. Y-40

A

B. Y-20

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6
Q

You are monitoring plant status using the Plant Process Computer (PPC) when you
notice a parameter value is displayed in orange.
The color signifies the parameter value …
A. exceeded its “Alarm” setpoint.
B. exceeded its “Warning” setpoint.
C. is bad data or out of range.
D. has been manually entered.

A

C. is bad data or out of range.

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7
Q

During a critical approach, all Group 4 Regulating Rods start to continuously withdraw
with NO operator action. What Control Room indicatinos can be used to determine that
a continuous rod withdrawal is occurring?
A. Associated core matrix indicating lights change from RED to AMBER.
B. EK-0911, “ROD POSITION 4 INCHES DEVIATION” annunciates.
C. Rod Deviation (RED) light is ON for Group 4 rod indicating lights on control panel
C-02.
D PPC GREEN indicating bars on Page 410 for Group 4 rod positions are getting
SHORTER.

A

D PPC GREEN indicating bars on Page 410 for Group 4 rod positions are getting
SHORTER

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8
Q

The Cutler-Hammer Interface has failed and therefore QCET indication is not available
on the PPC.
QCET temperatures can then be monitored using which one of the following?
A. TYT-0100 or TYT-0200
B. SPI Node
C. PIP Node
D C-11A recorders

A

D C-11A recorders

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9
Q

During a Loss of Coolant Accident inside containment the operator notes that the Plant
Process Computer (PPC) displayed value for containment pressure has changed color
from MAGENTA to WHITE. How is this information obtained on the PPC and what is
its significance?
A. Depress “URGNT” hard key. Containment pressure is now LESS THAN the alarm
level setpoint.
B. Depress “ALARM” hardkey. Containment pressure is now ABOVE the alarm level
setpoint.
C. Depress “EVENT” hardkey. A Containment High Pressure (CHP) has just actuated.
D. Depress “UPDATE” hardkey. Criteria for resetting Containment High Pressure are
now met.

A

A. Depress “URGNT” hard key. Containment pressure is now LESS THAN the alarm
level setpoint

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10
Q

During a critical approach, all Group 4 Regulating Rods start to continuously withdraw
with NO operator action. What Control Room indications can be used to determine
that a continuous rod withdrawal is occurring?
A. Associated core matrix indicating lights change from RED to AMBER
B. EK-0911, “ROD POSITION 4 INCHES DEVIATION” annunciates
C. Rod Deviation (RED) light is ON for Group 4 rod indicating lights 011 control panel
C-02
D. PPC GREEN indicating bars on Page 410 for Group 4 rod positions are getting
SHORTER

A

D. PPC GREEN indicating bars on Page 410 for Group 4 rod positions are getting
SHORTER
a. This is one indication available, but candidate misapplies the conditions, since it
actually indicates rod insertion.
b. This alarm would annunciate, but it would NOT be the determining indication for
these conditions.
c. This indication would exist, but it would NOT be the determining indication for these
conditions, since this light only means that some type of deviation exists, and not
specific to a rod withdrawal.
d. CORRECT - This is a valid indication to diagnose the condition.

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11
Q

The Cutler-Hammer Interface has failed and therefore aCET indication is not available
on the PPC.
aCET temperatures can then be monitored using which one of the following?
A. TYT -0100 or TYT -0200
B. SPI Node
C. PIP Node
D C-11A recorders

A

D C-11A recorders

a. This is a TYPE of temperature indication, but it is NOT CET related.
b. SPI does interface with the PPC, but not for the stated function.
c. PIP does interface with the PPC, but not for the stated function.
d. CORRECT - A valid alternate method of determining CET readings.

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12
Q

During a Loss of Coolant Accident inside containment the operator notes that the Plant
Process Computer (PPC) displayed value for containment pressure has changed color
from MAGENTA to WHITE. How is this information obtained on the PPC and what is
its significance?
A. Depress “URGNT” hardkey. Containment pressure is now LESS THAN the alarm
level setpoint.
B. Depress “ALARM” hardkey. Containment pressure is now ABOVE the alarm level
setpoint.
C. Depress “EVENT” hardkey. A Containment High Pressure (CHP) has just actuated.
D. Depress “UPDATE” hard key. Criteria for resetting Containment High Pressure are
now met.

A

A. Depress “URGNT” hardkey. Containment pressure is now LESS THAN the alarm
level setpoint
a. CORRECT· Per PPC operating manual the URGNT hardkey is used to
access the information, and it is interpreted as shown here.
b. Though this hard key does exist, it would not be used for the condition; candidate
also misinterprets the significance of the indication.
c. Incorrect usage of this hardkey; candidate also misinterprets the significance of the
indication.
d. UPDATE key is a commonly used key on the PPC, but not for this application;
further, candidate misinterprets signficance of the indication.

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13
Q

Given a failure of the Host Computer, which ONE of the following statements is
CORRECT regarding the impact on the Plant Process Computer (PPC) system?
A. Control Rod Position is available and can be read on the LED displays located on
Panel C-02.
B. Analog and digital inputs for plant parameters processed by the Cutler Hammer
interface are valid.
C. Main Feedwater Temperature and S/G Pressure input the Heat Balance Calculation
is not available.
D. Main Feedwater Flow input to the Heat Balance Calculation on the PPC is not
available.

A

A. Control Rod Position is available and can be read on the LED displays located on
Panel C-02.

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14
Q 
Which of the following Group 4 Rod Positions would permit continued operations for
the associated power level WITHOUT any operator actions?
POWER LEVEL
A. 40%
B. 50%
C. 60%
D. 70%
GROUP 4 ROD POSITION
30 inches
50 inches
55 inches
60 inches
A

B. 50% 50 inches

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15
Q

Which of the following describes a condition and the effect of that condition on Palisades Plant
Computer (PPC)?
A. A loss of the PIP node causes the Panel C-02 control rod LEDs to indicate incorrectly
B. A loss of the HOST computer causes the Panel C-13 rod matrix lights to indicate incorrectly
C. A loss of the HOST computer causes the Panel C-02 control rod LEDs to indicate incorrectly
D. A loss of the PIP node causes the Panel C-13 rod matrix lights to indicate incorrectly

A

A. A loss of the PIP node causes the Panel C-02 control rod LEDs to indicate incorrectly

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16
Q

Given a failure of the Plant Process Computer (PPC) SOE Node, which ONE of the
following statements is correct?
A. Primary Rod Position Indication will by lost on the PPC.
B. Secondary Rod Position Indication will be lost on the PPC.
C. Fail Over Host Computer will take over from the Host Computer.
D. The automatic Heat Balance Calculation will be inoperable on the PPC.

A

D. The automatic Heat Balance Calculation will be inoperable on the PPC

17
Q

The plant is operating at full power when annunciator EK-3337, “COOLING TOWER
SYSTEM TROUBLE”, is received. No other annunciators are currently in alarm.
One indication available in the Control Room to validate this alarm is to note a loss of:
A. Waterbox Inlet Valves MO-5301/MO-5302 position indication on Panel C-106.
B. Cooling Tower Fan status on Panel C-106.
C. Condenser Vacuum indication (recorder) on Panel C-11
D. Turbine Backpressure indication on Panel C-01

A

B. Cooling Tower Fan status on Panel C-106.

18
Q

The plant is operating at full power with the following conditions:
• Annunciator EK-0906 “Incore Alarm” actuated.
• The NCOR accessed the PPC Incore page and verified the “bot” (bottom) detector in
Incore string 28 is in alarm.
• There are no other Incore detectors in alarm.
• All other Incore detectors and Incore strings are operable.
Based on current plant conditions, what actions are required?
A.Declare the Incore Alarm Function INOPERABLE and notify Reactor Engineering to
evaluate removing the failed Incore detector from scan.
B. Within two hours, reduce Thermal Power to less than or equal to 85% RTP, and
within four hours verify LHR is within limits using manual Incore readings.
C. Within four hours, reduce Thermal Power to less than or equal to 75% RTP, and
every eight hours verif y LHR is within limits using manuallncore readings.
D. Within four hours, reduce Thermal Power to less than or equal to 50% RTP, and
every eight hours verify LHR is within limits using manual Incore readings.

A

A.Declare the Incore Alarm Function INOPERABLE and notify Reactor Engineering to
evaluate removing the failed Incore detector from scan.

19
Q

Given the plant at 100% power when the incore alarming function of the Palisades
Plant Computer (PPC) becomes inoperable. Which of the following actions would
permit continued operation at 100% power for this condition?
A. Determine the quadrant power tilt using the incore detectors every 12 hours
B. Utilize the excore monitoring system to monitor linear heat rate
C. Determine the target axial offset using the incore detectors every 12 hours
D. Utilize manual incore readings to monitor linear heat rate.

A

B. Utilize the excore monitoring system to monitor linear heat rate

20
Q

(SRO Only) Which ONE of the following describes the Operating Requirements
Manual Specification basis for the Plant Process Computer?
A To periodically update Incore alarm set points and perform an Incore detector
CHANNEL CHECK to correlate readings with one another and with computed
power shapes in order to identify inoperable Incore detectors.
B. To monitor Axial Shape Index (ASI) and verify the core is operated under conditions
that ensure an acceptable minimum margin from DNB conditions are maintained in
the event of any Anticipated Operational Occurrences.
C. To calculate Radial Peaking Factors and ensure assumptions used in the analysis
for establishing thermal margin/low pressure and variable high power trip setpoints
remain valid during power operation.
D. To determine Low Temperature Overpressure Protection (LTOP) setpoint to ensure
the integrity of the Primary Coolant Pressure Boundary is not compromised by
violating Pressure and Temperature limits.

A

A To periodically update Incore alarm set points and perform an Incore detector
CHANNEL CHECK to correlate readings with one another and with computed
power shapes in order to identify inoperable Incore detectors.

21
Q

Given the following plant conditions:
• A power escalation from 50% to full power was in progress when annunciator
EK0916, “CONTROL RODS OUT OF SEQUENCE”, alarmed.
• All Control Rod motion was stopped.
• Subsequent investigation has determined that Control Rod overlap is being met.
• The “CONTROL RODS OUT OF SEQUENCE” alarm has been declared
INOPERABLE.
In order for the power escalation to continue using control rods, Rod Control would
have to be placed in:
A. “Manual Group” and perform rod position verification every 15 minutes following rod
movement.
B. “Manual Group” and perform rod position verification every hour during rod
movement.
C. “Manual Sequential” and perform rod position verification every 15 minutes
following rod movement.
D. “Manual Sequential” and perform rod position verification every hour during rod
movement.

A

C. “Manual Sequential” and perform rod position verification every 15 minutes
following rod movement.

22
Q

Given the following conditions:
• The plant is operating at full power with all Control Rods fully withdrawn when
Annunciator EK-0911, “ROD POSITION 4 INCHES DEVIATION”, alarmed.
• Investigation by Operations and I&C personnel has determined that no actual
deviation exists.
• The cause is a faulty Reed Switch for Regulating Rod 38.
• The SPI indication for Rod #38 has been declared INOPERABLE.
If the PIP were to fail with these conditions present, which ONE of the following actions
would be required?
A. Direct I&C to take manual readings of affected rod position per Permanent
Maintenance Procedure DTA-I-11, “Manual Reading of SPls,” and verify the
position of each control rod to be within 8 inches of all other control rods in its group
once every hour.
B. Direct I&C to take manual readings of affected rod position per Permanent
Maintenance Procedure DTA-I-12, “Manual Reading of Rod Position Syncros,” and
verify the position of each control rod to be within 8 inches of all other control rods
in its group once every hour.
C. Be less than or equal to 25% RTP within 6 hours.
D. Be in Mode 3 within 6 hours.

A

D. Be in Mode 3 within 6 hours.

23
Q

SRO Only) Which ONE of the following describes the basis for the Control Rod
Power Dependent Insertion Limit (POlL) calculated by the Plant Process Computer?
A. To ensure that any plant transient that could cause a rise in Primary Coolant
System temperature will result in a corresponding negative reactivity insertion.
B. To limit changes in axial power distribution over time which minimizes the potential
for xenon distribution changes.
C. To provide sufficient negative reactivity to prevent a return to criticality following a
loss of secondary coolant accident (Loss of Main Feedwater or Main Steam Line
Break).
D. To ensure that the power distribution and reactivity limits defined by the design
power peaking, ejected rod worth, reactivity insertion rate and SDM limits are
preserved.

A

D. To ensure that the power distribution and reactivity limits defined by the design
power peaking, ejected rod worth, reactivity insertion rate and SDM limits are
preserved

24
Q

Given the following plant conditions:
• A plant transient has resulted in a reactor trip and the potential for a si~lnificant
release of radioactive materials from the Plant site.
• The Shift Engineer was directed by the CRS to perform an offsite dose calculation
per EI-6.0 “Offsite Dose Calculation and Recommendations for Protectiive Actions”.
• The SE has informed the CRS that communications cannot be established with the
Meteorological Tower, either via the PPC or Dose Assessment Computer.
Which ONE of the following methods should be used to obtain meteorological data
under these conditions?
A. Contact the Van Buren County Sheriffs Department to obtain local meteorological
data.
B. Contact the Kalamazoo/Battle Creek International Airport to obtain re!;Jional
meteorological data.
C.Access the Weather Services International (WSI) meteorological system using the
Emergency Preparedness Computers in the TSC, Control Room, or EOF.
D. Access the National Oceanographic and Atmospheric Administration (NOAA)
meteorological system using the dedicated fax in the TSC.

A

C.Access the Weather Services International (WSI) meteorological system using the
Emergency Preparedness Computers in the TSC, Control Room, or EOF.

25
Q

The Palisades Meteorological Monitoring System collects and displays data on
atmospheric conditions to be used to:
A. track progress of storm systems.
B. calculate off site radiation dose rates.
C. predict amounts of rain/snowfall.
D. determine fluctuation in lake level.

A

B. calculate off site radiation dose rates.

26
Q

Which ONE of the following parameters is monitored at both the 10 meter and 60
meter levels on the Meteorological Tower?
A. Temperature
B. Humidity
C. Precipitation
D. Heat Index

A

A. Temperature

27
Q

One of the major differences between using the Plant Site Meteorological System and
the Weather Services International (WSI) Meteorological System when accessing
meteorological data as the SED is:
A. the Plant Site Meteorological System provides a Pasquil stability category which the
WSI Meteorological System does NOT provide.
B. the WSI Meteorological System provides a Pasquil stability category which the
Plant Site Meteorological System does NOT provide.
C. the Plant Site Meteorological System provides a weather forecast which the WSI
Meteorological System does NOT provide.
D.the WSI Meteorological System provides a weather forecast which the Plant Site
Meteorological System does NOT providev

A

D.the WSI Meteorological System provides a weather forecast which the Plant Site
Meteorological System does NOT providev

28
Q

What is the primary method for obtaining onsite meteorological data?
A. Contact the National Weather Service in Grand Rapids using the telephone.
B. Contact Weather Services International using the Emergency Preparedness
Computer.
C. Access the Met Tower using the Emergency Preparedness Computer.
D. Access the Met Tower using the Palisades Plant Computer.

A

D. Access the Met Tower using the Palisades Plant Computer.

29
Q

You have been directed by the CRS to conduct a release of Waste Gas Decay Tank,
T-68A in accordance with SOP-18A “Radioactive Waste System - Gaseous”. The
Met Tower is not available to obtain wind speed, direction and stability.
How do the above conditions affect the release?
A. Do not perform the release until the Met Tower is restored.
B. Do not perform the release unless C&RS establishes special monitoring stations.
C. Perform the release. Obtain the information from Weather Services International.
D. Perform the release. Obtain the information from D.C. Cook’s Meteorological
Monitoring System

A

C. Perform the release. Obtain the information from Weather Services International.

30
Q

One of the major differences between using the Plant Site Meteorological System and the
Weather Services International (WSI) Meteorological System when accessing meteorological
data as the SED is the:
A. Plant Site Meterological System provides a Pasquil stability category which the
WSI Meteorological System does NOT provide.
B. WSI Meteorological System provides a Pasquil stability category which the Plant
Site Meterological System does NOT provide.
C. Plant Site Meterological System provides a weather forecast which the WSI
Meteorological System does NOT provide.
D. WSI Meteorological System provides a weather forecast which the Plant Site
Meterological System does NOT provide.

A

D. WSI Meteorological System provides a weather forecast which the Plant Site
Meterological System does NOT provide.

31
Q

(SRO Only) Given the following conditions:
• The plant tripped from full power due to low PCS pressure caused by a Large Break
Loss of Coolant Accident; the potential exists for an off site release of radiation.
• The CRS has directed you to perform an Off Dose Calculation in accordance with
EI-6.0 “Offsite Dose Calculation and Recommendations for Protective Actions”.
• You determine that communications between the Plant Process Computer and the
Meteorological Tower CANNOT be established.
What are your actions?
A. Contact the U.S. Coast Guard Station at Grand Haven to obtain regional
meteorological data.
B. Contact the Berrien County Sheriffs Department to obtain local meteorological data.
C.Use the Emergency Preparedness Computer in the Control Room or TSC to obtain
meteorological data from the Met Tower.
D. Use the Emergency Preparedness Computer in the Control Room or TSC to obtain
meteorological data from weather.com on the Internet.

A

C.Use the Emergency Preparedness Computer in the Control Room or TSC to obtain
meteorological data from the Met Tower

32
Q

(SRO Only) Given the following conditions:
• The plant tripped from full power due to low PCS pressure caused by a Steam
Generator Tube Rupture; the potential exists for an off site release of radiation.
• The CRS has directed you to perform an Off Dose Calculation in accordance with
EI-6.0 “Offsite Dose Calculation and Recommendations for Protective Actions”.
• You determine that communications between the Plant Process Computer and the
Meteorological Tower CANNOT be established.
• The Palisades Dose Assessment Program on the Emergency Preparedness
Computers has been determined to be INOPERABLE for calculating offsite doses by
the Emergency Planning Department.
For these conditions, which meteorological data must be obtained?
A. Contact the State Police Barracks in Paw Paw to obtain local meteorological data.
B. Contact the South Haven Regional Airport to obtain local meteorological data.
C. Contact the Department of Natural Resources in Lansing to obtain regional
meteorological data.
D.Contact the National Weather Service in Grand Rapids to obtain regional
meteorological data.

A

D.Contact the National Weather Service in Grand Rapids to obtain regional
meteorological data.

33
Q

Given a failure of the Host Computer, which one of the following statements is CORRECT regarding the impact on the Plant Process Computer (PPC) system?
A. Control Rod Position is available and can be read on the LED displays located on Panel C-02.
B. Analog and digital inputs for plant parameters processesd by the Cutler Hammer interface are valid.
C. Main Feedwater Temperature and S/G pressure input the Heat Balance Calculation is not available.
D. Main Feedwater Flow input to the Heat Balance Calculation on the PPC is not available.

A

A. Control Rod Position is available and can be read on the LED displays located on Panel C-02

34
Q

The Thermal Margin Monitor generates alan:
A. Variable High Power Trip signal.
B. quadrant power tilt alarm.
C. loss of load reactor trip signal.
D. Axial Shape Index (ASI) reactor trip signal

A

A. Variable High Power Trip signal.

Test 7 (6 decks)

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