NTPC-Sail Power Company Interview Questions, Process, and Tips

Q1. Difarance between MCC and PCC
Ans. 
MCC stands for Motor Control Center and is used for controlling motors, while PCC stands for Power Control Center and is used for controlling power distribution.
• MCC is used for controlling motors, while PCC is used for controlling power distribution.

• MCC typically contains motor starters, drives, and control devices, while PCC contains circuit breakers, switches, and other power distribution components.

• MCC is usually lo...read more
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Q2. OLR seting value?
Ans. 
OLR setting value refers to the setting of the Overload Relay in an electrical system.
• OLR setting value is the threshold at which the Overload Relay will trip and disconnect the circuit to protect the equipment from damage.

• It is typically set based on the maximum current that the equipment can safely handle.

• The OLR setting value can be adjusted based on the specific requirements of the equipment and the application.

• For...read more
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Q3. Motor and modul checking proess
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Q4. Brassless excitation system
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Q1. DEFINE THERMODYNAMIC CYCLE
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A thermodynamic cycle is a series of processes that involve the transfer of heat and work to and from a system.
• A thermodynamic cycle consists of a series of processes such as compression, heating, expansion, and cooling.

• The cycle returns the working substance to its original state after completing a full cycle.

• Examples of thermodynamic cycles include the Carnot cycle, Rankine cycle, and Brayton cycle.
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Q1. Define rankine cycle and it's function
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Rankine cycle is a thermodynamic cycle used in power plants to convert heat into mechanical work.
• Rankine cycle is a thermodynamic cycle that converts heat into mechanical work.

• It is commonly used in power plants to generate electricity.

• The cycle consists of four main components: a boiler, turbine, condenser, and pump.

• Steam is generated in the boiler by heating water using a fuel source.

• The steam then enters the turbine...read more
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Q1. Boiler functions?
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