Home
Practice
Exam Simulator
Study Plan
Flash Card
FAQ
Blog
In the Emergency Diesel Generator (EDG) starting air system, what is the purpose of starting air boost?
Explore more HVAC questions
Visit our
website
for other HVAC topics now!
Related questions
A function of the Site Hydrogen System is to ____.
While performing a discharge from Secondary Liquid Waste Monitor Tank, THF04A, a Process Rad HI HI alarm is received. An investigation determines the alarm is being caused by the discharge.What action is required?
The Low Pressure nitrogen is used in the Power Block __________________________________.
The Instrument/Service Air System Atlas-Copco compressor selector switch (sequencer) (KA HSS-310) has only three possible positions.Which of the following is NOT one of the possible positions for this switch?
The plant is at 100% power while performing STS KJ-005A, A DG SURVEILLANCE. The DG achieved 59.7 Hz and 3.6kV in 10.2 seconds.What is the status of the A Diesel Generator?
Which pumps do both the LOCA and Shutdown Sequencer start?
The load shedder prevents _____________ the Emergency Diesel Generator by removing bus loads prior to _____________ the generator output breaker.
The plant is at 100% power when a Hi-Hi radiation alarm is received on Condenser Air Discharge Monitor (GE-RE-92).What action is necessary to open valves BM HV-5, 6, 7 and 8?
An NE01 trouble alarm is received in the Control Room. The Turbine Building operator reports JACKET WATER LOW TEMPERATURE is causing the alarm. The Jacket Water Heater breaker is tripped and all attempts to close the breaker fail.Does the failure impact EDG operability?
The plant is in Mode 5. The Shift Chemist comes to the Control Room with CTMT purge release paperwork.Which three monitors must be operable in order to perform a CTMT purge without remedial action?* GT RE-21, Unit Vent Effluent Monitor* GT RE-22, Containment Purge Exhaust Monitor* GT RE-31, Containment Air Supply Monitor* GT RE-32, Containment Air Supply Monitor* GT RE-33, Containment Purge Exhaust Monitor
Which one of the following initially supplies the diesel driven generator during startup of DG NE01?
The unit is in Mode 1 at 100% RTP. Two required Loss of Power (LOP) Diesel Generators (DG) Start Instrumentation loss of voltage channels on one 4Kv NB bus are declared inoperable at 0400 on 7/1. - At 0800, one channel was placed in trip. - At 1600, both channels remain inoperable.What are the Required TS Actions?
What actuation can be caused by either a liquid or a gaseous process radiation monitor?
A Gas Decay Tank is being operated in the release mode. When must the release be immediately terminated? .
What Area Radiation Monitoring System component sends a signal to the electronics circuit where it is processed?
Which of the following statements is correct, regarding the cooling water supply to the Instrument/Service Air Compressors?
Preparations are being made to establish charging flow in EMG ES-03, SI TERMINATION, when offsite power is lost. The Emergency Diesel Generators start and power both safety buses. Fifteen seconds later the SS/STA observes SI Pumps are NOT running. SI Pumps were running before loss of offsite power.Should SI Pumps restart automatically by this point in time?
The Unit Vent Wide Range Gaseous Monitor (WRGM) uses a (an) _______ type detector to detect medium to high radiation in the Unit Vent gaseous effluent.
The plant is operating at 100% power and Containment pressure is +32" ?P WC. The Shift Chemist provides the Control Room with Containment purge release paperwork to reduce Containment pressure but GT RE-22 and GT RE-33 are inoperable.What action must be taken to perform this release?
A Gas Decay Tank is being operated in the release mode. When must the release be immediately terminated?
The Instrument/Service Air System is operating normally with the "B" compressor selected in LEAD.System pressure begins decreasing.When will the lag and standby compressors receive their first signal to start?
The Carbon Dioxide System is designed to ______.
The RM-80 associated with the Process and Effluent Radiation System:
The unit is being shutdown for a refueling outage and is at 45% RTP.The fuel oil storage tank for DG "A" is scheduled to be removed from service and drained when reactor power is below 40% RTP for cleaning during the outage.Can the fuel oil storage tank be drained while the unit shutdown is in progress and why?
Annunciator 062B, "AREA RAD HI" goes into alarm.Which of the following should an operator do in order to determine which monitor is in alarm?
The following conditions are given:* The Unit is at 100% power.* An unisolable rupture of the Instrument Air header has occurred.* Assume no operator action; all controller in automatic.* CCP "A" supplying charging flow.Which conditions and associated reason will cause the reactor to trip following this total loss of instrument air?
In accordance with Technical Specification 3.3.7, Control Room Emergency Ventilation System (CREVS) Actuation Instrumentation, Table 3.3.7-1, the required channels operable for the Control Room Radiation Control Room Air intakes is two (2). If the number of OPERABLE channels is one less than MINIMUM, the required action specifies that the operator place one train of Control Room Emergency Ventilation System in the CRVIS mode within 7 days.IF NO channels are OPERABLE, then in one hour:
An Emergency Diesel Generator is operating in parallel with the normal supply for its safeguard's bus when a safety injection signal occurs.Which of the following will NOT occur for this condition?
At what pressure will Main Control Room receive an alarm when the Site Oxygen System active bank supply pressure switch makes up?
A loss of offsite power occurred and both Emergency Diesel Generators (EDGs) are supplying NB buses. ESW Pump 'B' will not start.What action should be performed on EDG 'B' as a result of this failure?
The normal feeder breaker trips to 4160 volt bus NB01, resulting in an undervoltage that starts Emergency Diesel Generator NE01. The EDG output breaker does not close.Which of the following could be the reason that the EDG output breaker does NOT close?
The plant is in Mode 5. The Shift chemist comes to the Control Room with CTMT purge release paperwork.Which three monitors MUST be in service in order to perform the CTMT purge without remedial action?
Which of the following describes the power set up of the Process and Effluent Radiation Monitors ?
There is an INCREASING trend on one radiation monitor.What monitor would NOT be an indication of a steam generator tube leak?
The capacity of the Emergency Diesel Generator Fuel Oil Day Tank is ___________ and level is maintained ___________.
Instrument/Service Air compressors 'A', 'B', and 'C' are available for service. The 'A' air compressor is selected as the lead unit.Instrument air decreases to 100 psig. Which air compressor(s) should be running?
The Emergency Diesel Generator engine valve rocker arm lubricating oil is subject to contamination from jacket water and fuel oil.Which of the following is a design feature of the EDG's that keep the crankcase free from these contaminants?
The Boron Heat Tracing System functions to maintain the _____.
The Instrument Air System backup accumulators are sized to allow ____ hours of operation with one Steam Generator Atmospheric Relief Valve cycle every _______ minutes and one Turbine Driven Auxiliary Feedwater Discharge Valve cycle every ____ minutes.
The plant is at 100% power when GE RE-92, Main Condenser Vacuum Pump Vent Radiation Monitor, indicates increased activity.Chemistry is notified and the leak has been quantified at 100 gpd and steady for 2 hours.What actions must be taken in accordance with OFN BB-07A, STEAM GENERATOR TUBE LEAKAGE?
