First PWR NPP Components and Characteristics Quiz
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Questions and Answers

What is the purpose of the pressurizer in a PWR unit?

  • To cool down the reactor core
  • To generate steam for the turbine
  • To remove radioactivity from the coolant
  • To regulate the pressure of the primary circuit coolant (correct)

Which component of the PWR unit is responsible for converting thermal energy into mechanical energy?

  • Steam generator
  • Electric generator
  • Condenser
  • Turbine (correct)

What advantage do two-circuit plants with non-boiling reactors have over other designs?

  • Lower plant price
  • Absence of radioactivity carryover (correct)
  • Higher thermal efficiency
  • Technological constraints in production

Why do power units with boiling water reactors have good dynamic properties?

<p>Utilization of steam generators as buffer storage tanks (B)</p> Signup and view all the answers

In a PWR unit, what is the function of the reactor coolant pump?

<p>To circulate coolant between the reactor and steam generator (B)</p> Signup and view all the answers

Which parameter differs between the outlet of the reactor and steam generator in a PWR-1240 power unit?

<p>Pressure (C)</p> Signup and view all the answers

What is the function of component '2' in the Legend to the diagram of power unit with BWR?

<p>Separator (D)</p> Signup and view all the answers

Which characteristic is typical of a BWR power unit based on the provided text?

<p>High electric output (C)</p> Signup and view all the answers

What is the main advantage of a power unit with a boiling water reactor (BWR) according to the text?

<p>High electric output (C)</p> Signup and view all the answers

What is unique about the NPP with pressurized water reactor (PWR) compared to other types of nuclear reactors?

<p>Has no analogs outside Russia (C)</p> Signup and view all the answers

What component is represented by '4' in the Legend to the diagram of a power unit with PWR?

<p>Main circulation pump (B)</p> Signup and view all the answers

What is a drawback of power units with boiling water reactors (BWR) according to the text?

<p>High thermal power (B)</p> Signup and view all the answers

What are the advantages of three-circuit plants with BN-type reactors?

<p>High thermal efficiency and no radioactivity in the turbine (A)</p> Signup and view all the answers

Which parameter is NOT associated with the NPP unit with BN-600 reactor?

<p>Thermal power Q = 500 MW (A)</p> Signup and view all the answers

What is the main drawback of three-circuit plants with BN-type reactors?

<p>Complexity and high price of the process design (B)</p> Signup and view all the answers

Which component can be found in the legend to the diagram of power unit with BN-600 reactor?

<p>Evaporation module (C)</p> Signup and view all the answers

What are the parameters associated with the steam at the turbine inlet for the NPP unit with BN-600 reactor?

<p>Pressure P0 = 13.7 MPa (A)</p> Signup and view all the answers

What is a notable characteristic of NPP units with BN-type reactors?

<p>Presence of intermediate heat exchanger and steam generator (B)</p> Signup and view all the answers

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