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CFB FINAL EXAM (IDENTIFICATION PART 3)

Quiz by Jon Francis

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20 questions
Show answers
  • Q1
    General description is to use fluidized bed principle and particle circulation provides efficient heat transfer to furnace wall and longer residence time for carbon and limestone utilization.
    CFB BOILER
    FURNACE LOWER RING
    CIRCULATING FLUIDIZED BED
    30s
  • Q2
    Usually operated only during start-up of the boiler to replenish the boiler bed level and furnace heat retention.
    Sand-Bed System
    Sand Feeding System
    Sand Bedding System
    30s
  • Q3
    Another name/term for atmospheric relief diaphragm.
    Discharge Valve
    Rupture Disk
    Stop Valve
    30s
  • Q4
    Material for liner surface of coal silos.
    Stainless Steel
    Aluminum Steel
    Alloy
    30s
  • Q5
    The idlers, located on the upper framework of a belt conveyor, w/c support the loaded belt. They are so mounted that the loaded belt forms a trough in the direction of travel, w/c reduces spillage and increases the carrying capacity of a belt for a given width.
    Troughing Idlers
    Return Idlers
    Impact Idlers
    30s
  • Q6
    Quickly allow air into the vacuum space of the condenser and low pressure turbine exhaust hood, usually located on steam turbine or condenser shell/transition.
    Disconnect Switch
    Circuit Breaker
    Vacuum Breaker
    30s
  • Q7
    Type of air used for purging furnace and conveying sand and limestone. It is also used as pulsing are in Bag Filter and Air Cannon.
    Instrument Air
    Sealing Air
    Service Plant Air
    30s
  • Q8
    Chemical injected before and after the CEP or condensate extraction pump.
    Trisodium Phosphate
    Carbohydrazide
    Neutral Amine
    30s
  • Q9
    Water treatment technology that utilizes an electricity, ion exchange membranes and resin to deionize water and separate dissolved ions (impurities) from water.
    RO
    CEDI
    ACTIFLO
    30s
  • Q10
    It is provided for lighting off the diesel oil with electric power.
    Igniter
    Spark Igniter
    Flicker
    30s
  • Q11
    Meaning of MSDS
    Material Safety Data Standard
    Material Safety Data Sheet
    Material Standard Data Sheet
    30s
  • Q12
    Meaning of HMI – DCS
    Human Machine Intern – Distributed Control System
    Human Machine Interface – Distributed Control System
    30s
  • Q13
    SMC Spec: ____ Voltage for synchronization, _____ speed for synchronization, ____ frequency for synchronization.
    68kV,3600rpm,60Hz
    230kV,3600rpm,60Hz
    13.8kV,3600rpm,60Hz
    30s
  • Q14
    Steam used for soot blowing is extracted from?
    Outlet of SH Panel #2
    Outlet of SH Panel #1
    30s
  • Q15
    How many bottom ash screw cooler we have at SMC for both Unit1 and Unit2?
    4
    8
    6
    10
    30s

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