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Thermal power plant
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Hydro electric plant
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Gas power plant
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Nuclear power plant
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Located where water, coal and transportation facilities are adequate
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Located where large reservoirs or dams can be created like in hilly areas
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Located away from thickly populated area because of noisy operation.
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Located in isolated areas away from population.
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Initial cost is lower than hydro and nuclear.
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Initial cost pretty high due to large dam construction.
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Initial cost is the least.
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Initial cost is highest as cost of reactor construction is very high.
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Running cost is highest due to huge amount of coal required.
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Practically nil as no fuel is required.
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Higher running cost due to high price of fuels.
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Cost of running is low as very less amount of fuel is required.
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Coal is source of power. So limited quantity is available.
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Water is source of power which is not a dependable quantity.
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Natural gas (methane) & Liquid petroleum fuels are used. Air is used as the working fluid.
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Uranium is fuel source along with platinum rods. So sufficient quantity is available.
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Cost of fuel transportation is maximum due to large demand for coal.
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No cost for fuel transportation
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Higher than steam power plants.
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Cost of fuel transportation is minimum due to small quantity required.
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Least environment friendly
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Most environment friendly
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A good friend of environment than steam.
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Better friend of environment than steam & gas power plant.
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About 29% efficient.
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About 85% efficient.
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About 20% efficient.
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More efficient than steam power.
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Gestation period 3 - 6 years
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Gestation period 10 - 15 years
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Gestation period 1- 2 years
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Gestation period 10 -15 years
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Maintenance cost is high.
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Maintenance cost is quite low.
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Maintenance cost is low.
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Maintenance cost is the highest as highly skilled workers are required.
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Plant life 20 - 30 years
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Plant life 30 - 50 years
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Plant life 15 - 20 years
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Plant life 20 - 30 years
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Maximum standby losses as boiler still keeps running.
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No standby losses.
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No standby losses.
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Less standby losses.
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Starting required lot of time
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Instant starting
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Very short starting time
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Approx. same starting time as of thermal.
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Large space required
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Larger space required
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Less space required
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Lesser space required
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Least clean
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Clean
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Less clean
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Less clean
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