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Approximate estimation of power demand can be made by load survey method, statistical methods, mathematical method, economic parameters.

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Answer : Power plant having maximum demand more than the installed rated capacity will have utilisation factor more than unity.

Answer : In Hopknison demand rate or two part tariff the demand rate or fixed charges are dependent upon the maximum demand of the consumer.

Answer : Demand factor is defined as maximum demand/connected load.

Description : Can a synchronous condenser improve power factor?

Answer : Yes, synchronous condenser can improve power factor.

Answer : For high value of diversity factor, a power station of given installed capacity will be in a position to supply more number of consumers.

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Answer : Active power and apparent power are represented by kW and kVA.

Description : How much electricity is produced by a power plant?

Description : The resolving power of a spectrometer consisting of collimator, a grating and a telescope can be increased by (A) increasing the angular magnification of the telescope (B) increasing the period of the ... (C) decreasing the period of the grating (D) decreasing the slit-width of the collimator

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Answer : The inductive interference between power and communication line can be minimized by transposition of the power line, transposition of the communication line.

Answer : The steady state stability of the power system can be increased by connecting lines in parallel.

Description : What are the criteria for selection of site for hydroelectric power plant?

Answer : Following Factors to be kept while site selecting for Hydro power plant:  1. It should be located where high rain fall occurs. 2. A large catchments area must be available to store water. 3. It ... 12. Cost of land should be less. 13. Skilled and unskilled man power should be available nearby.

Description : Explain the function of different parts of a typical nuclear power plant with neat sketch. 

Answer : Functions of each part of Nuclear power plant:-  1) Nuclear Reactor: In nuclear reactor the fuel rod of U235 is placed through which tremendous amount of heat energy is ... is mechanically coupled with steam turbine. 8) Alternator: It converts mechanical energy into electrical energy.

Description : With a neat diagram explain pumped storage hydro power plant. 

Answer : Diagram of pumped storage hydro power plant: Explanation: In this power plant, generator is so designed that it Converts mechanical power into electrical power and also works as a ... helps in reducing a reserve capacity of PP as it provides additional power during peak load period. 

Description : Draw a layout of a thermo-chemical based power plant. 

Answer : Layout of a thermo-chemical based power plant:  In this process dry biomass fuels converted to produce gas ,liquid fuels or oil by thermo chemical conversion Thermo-Chemical conversion are of following ways:- 1. Direct combustion 2. Gasification 3. Pyrolysis

Description : With a neat diagram explain solar photovoltaic power plant. 

Answer : Diagram of solar photovoltaic power plant :  Explanation:  Solar power plant consists of following components:  1. Photovoltaic cell panel: Its function is to convert sunrays directly into DC ... .  5. Step-up transformer: It step-up input voltage to utilization voltage e.g. 230V

Description : With a neat diagram explain medium head hydro-electric power plants. 

Answer : Diagram of medium head hydro-electric power plants:  Explanation:- If head of water is between 30 and 100 m, the plant is called a medium-head plant. Potential energy of ... Francis turbines are normally used. Alternator required in these plants is of low speed and large in diameter. 

Answer : Diagram explain solar power tower : All concentrating solar thermal power (STP) basic elements: Concentrator Receiver Transport-storage (a portion of the thermal energy ... with alternator which converts mechanical power to electrical energy Exhaust steam is condensate in condenser

Answer : Because of following advantages concentrating type collector are used in solar power plant: -  1. Temperature: Temperature obtained is high because absorber area is less and collector/reflector area ... results: As tracking system is used better results are obtain than flat type collector.

Description : List the types of turbine used in hydro power plant.  

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Description : Power generation cost reduces as (A) Diversity factor increases and load factor decreases. (B) Diversity factor decreases and load factor increases. (C) Both diversity factor and load factor increase. (D) Both diversity factor and load factor decrease

Answer : Power generation cost reduces as Both diversity factor and load factor increase.

Description : The overall efficiency of Thermal Power Plant is equal to _______________ .  (A) Regenerative Cycle Efficiency (B) Renkine Cycle Efficiency (C) Carnot cycle efficiency (D) None of the above

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Answer : The rankine cycle efficiency of steam power plant is 30-45%

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Answer : An induction motor has relatively high power factor at near full load.

Answer : In a distribution system, in order to improve power factor, the synchronous capacitors are installed at the receiving end.

Answer : For a consumer the most economical power factor is generally 0.95 lagging .

Answer : The primary reason for low power factor is supply system is due to installation of induction motors.

Answer : Annual operating expenditure of a power plant consists of fixed charges, semi-fixed charges, running charges.

Answer : Load factor of a power station is generally less than unity.

Answer : Load factor of a power station is defined as average load/maximum demand.

Description : What is the maximum value of power factor?

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Description : What is the largest power plant in the world?

Answer : japam

Description : How many watts does a power plant produce?

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Description : What are the types of power generation?

Description : What is the power generation?

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Description : How can power loss be reduced?

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Answer : Hydroelectric power plant is expected to have the longest life.

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