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Which power plant has high load factor?
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Plot the chronological load curve and load duration curve. Find the load factor of the plant and energy supplied by the plant in 24 hours.

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Define the terms: (i) Load factor (ii) Diversity factor (iii) Demand factor (iv) Plant capacity factor.

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Define the following terms: (i) Average demand (ii) Load factor (iii) Plant capacity factor (iv) Plant use factor

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A motor has to exert power starting from zero and rising uniformly to 150 HP in 8 mins after which it works at constant power of 100 HP for 5 mins. The motor remains on no load for next 5 mins. The cycle again starts and repeats indefinitely. Determine suitable size of motor.

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A 3 φ I.M. has synchronous speed of 250rpm and 4% slip at full load. The rotor has a resistance of 0.02Ω/ph and stand still reactance of 0.15Ω/ph. Calculate i) The speed at which max torque is developed. ii) The ratio of maximum to F. L. torque. iii) The ratio of maximum to starting torque.

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what is power factor? whether it should be high or low? why?

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Why power factor of the transformer under no load is very low?

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What is the power factor of an alternator at no load?

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A 500kVA distribution transformer having copper and iron losses of 5kW and 3kW respectively on full load. The transformer is loaded as shown below: Loading (kW) Power Factor (Lag) No. of hours 400 0.8 06 300 0.75 12 100 0.8 03 No load - 03 Calculate the all-day efficiency.

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Compare base load plant with peak load plant. (any four)

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A plant consists of two 10 MVA generators of reactance 18% each and two 5 MVA generators of 12% each. All are connected to bus bar to supply a load through three step up transformers of 8 MVA each having reactance of 8%. Determine fault MVA on HV side of any one transformer.

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What is the Q (Quality factor) of a series circuit that resonates at 10 kHz, has equal reactance of 5 kilo-ohms each, and a resistor value of 50 ohms?

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What does it mean if a material has a high dielectric constant?

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Why does instrumentation amplifier has high input impedance?

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An industrial consumer charged with the scheduled tariff of Rs.250 /kVA per month for maximum demand and 150 paisa per unit consumed for load factor of 60% and 80%. Find overall cost per unit at i) unity P.F. ii) 0.9 P.F. consider maximum demand of 50 kVA.

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Make use of load factor and maximum demand tariff to minimize electrical consumption of electrical installation.

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What is the role of an inverter in a virtual power plant?

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Why Power Plant Capacity Rated in MW and not in MVA?

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What type of cooling is provided for Generator in power plant?

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What is the largest pump in the thermal power plant?

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What are the major electric systems in Thermal Power Plant?

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What are the different auxiliary systems in thermal power plant?

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What are different types of circuit breakers employed in thermal power plant?

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How Generator Transformer is cooled in Thermal Power Plant?

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Explain with a neat sketch the construction and working of Pelton turbine used in hydro power plant.

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Explain with layout the working of a typical thermal power plant with steam turbines and electric generators.

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Explain the layout of a thermo-chemical based (Municipal waste) power plant.

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Draw a schematic arrangement of a diesel engine power station and list important systems and essential components of the diesel plant.

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Describe with layout the working of a solar Photo Voltaic (PV) power plant.
Answer : A Solar Photovoltaic (PV) power plant generates electricity by converting sunlight into electrical energy using solar panels made up of semiconductor materials. Below is a simple breakdown of the ... of the plant, but the basic process of converting sunlight into electricity remains the same....

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Draw a schematic arrangement of a hydroelectric power station and describe the energy conversion process of a hydro power plant.

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