Types of Nuclear Reactors Quiz
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Questions and Answers

What is the difference in the steam generator between the WWER reactor in Russia and reactors abroad?

  • Horizontal in Russia and vertical abroad (correct)
  • Vertical in Russia and horizontal abroad
  • Horizontal in both Russia and abroad
  • Vertical in both Russia and abroad
  • Which type of reactor uses carbon dioxide or helium as a coolant?

  • GCR reactor (correct)
  • PWR reactor
  • PHWR reactor
  • AGR reactor
  • In which country are PHWR reactors like the CANDU reactor primarily used?

  • India
  • England
  • Canada (correct)
  • Russia
  • What is the working fluid in PWR reactors?

    <p>Superheated steam</p> Signup and view all the answers

    What is the main difference between PHWR and PWR reactors?

    <p>Type of coolant</p> Signup and view all the answers

    Which type of reactor does not have a Russian analogue?

    <p>AGR reactor</p> Signup and view all the answers

    What is the main cooling fluid used in a pressurized water reactor (PWR)?

    <p>Light water</p> Signup and view all the answers

    Which type of reactor has no foreign analog and is known as RBMK in Russia?

    <p>Light water cooled graphite moderated reactor</p> Signup and view all the answers

    What is the main characteristic feature of an Advanced Gas-cooled Reactor (AGR)?

    <p>Operates at high temperatures</p> Signup and view all the answers

    In a Boiling Water Reactor (BWR) diagram, what does number 4 represent?

    <p>Recirculation pump</p> Signup and view all the answers

    What is the typical thermal power output of a Light Water Cooled Graphite Moderated Reactor (LWCGR)?

    <p>3579 MW</p> Signup and view all the answers

    Which type of reactor is associated with CANDU, which stands for Canada Deuterium Uranium?

    <p>Pressurized heavy water reactor</p> Signup and view all the answers

    What is responsible for self-compensation in heat-exchange tubes with a compensating bend in the project of SG BN-600?

    <p>Special compensators on casing</p> Signup and view all the answers

    Which layout pattern is mentioned for the arrangement of heat-exchange tubes in a tube bundle?

    <p>Chess-like</p> Signup and view all the answers

    What type of surface geometry can heat-exchange tubes have according to the text?

    <p>Uneven or smooth</p> Signup and view all the answers

    In which type of tube mounting method are tubes mounted in cylindrical headers?

    <p>SG VVER</p> Signup and view all the answers

    What is one of the types of self-compensation mentioned for heat-exchange tubes with liquid metal coolant?

    <p>Radial ribs on tubes</p> Signup and view all the answers

    Which type of SG has tubes mounted in plane tube sheets?

    <p>SG WWER</p> Signup and view all the answers

    What is one of the disadvantages of centrifugal separators?

    <p>Mixture inlet in centrifugal separators</p> Signup and view all the answers

    How is the heat transfer surface in thermal maldistribution described?

    <p>Consists of parallel-channel heated tubes</p> Signup and view all the answers

    What is enthalpy rise used to calculate for an individual tube?

    <p>Heat flux density</p> Signup and view all the answers

    What factors contribute to adjustment calculations to prevent thermal maldistribution?

    <p>Variation of operational parameters</p> Signup and view all the answers

    Why is it stated as impossible to ensure constant flow rate of the medium for all tubes?

    <p>Because of practical constraints</p> Signup and view all the answers

    What is the main focus when discussing ways to prevent thermal maldistribution?

    <p>Moderation of steam generator load</p> Signup and view all the answers

    What is the significance of the temperature ts2 on the tQ-diagram of a superheated steam generator?

    <p>It denotes the saturation temperature at pressure p2</p> Signup and view all the answers

    What allows for secondary superheating in SGs heated by liquid metal coolants?

    <p>High-temperature coolant Na</p> Signup and view all the answers

    In the context of secondary superheating, why is it important to identify the maximum inlet temperature t’1?

    <p>To ensure a reliable temperature of the reactor</p> Signup and view all the answers

    What does low-temperature secondary superheating in SGs of NPP with liquid metal coolants refer to?

    <p>Secondary superheating using coolants at lower temperatures</p> Signup and view all the answers

    What is the primary function of a Nuclear Power Plant Steam Generator (SG) in the NPP cycle?

    <p>Heating up the feedwater to produce steam</p> Signup and view all the answers

    What does LMC stand for in the context of superheated steam generators?

    <p>Liquid Metal Coolant</p> Signup and view all the answers

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