what is the difference between nuclear power plant and thermal power plant?
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In a nuclear plant, the heat source is from the nuclear reaction whereas in a thermal power plant it is from the combustion of coal. The difference is in the inlet steam parameters to the turbine in a nuclear plant. Thermal power plants use steam at superheated conditions. ... The nuclear plant uses a 'wet steam turbine'.
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National security. Nuclear power plants are a potential target for terrorist operations. An attack could cause major explosions, putting population centers at risk, as well as ejecting dangerous radioactive material into the atmosphere and surrounding region.
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As of March 2018, India has 22 nuclear reactors in operation in 7 nuclear power plants, with a total installed capacity of 6,780 MW. Nuclear power produced a total of 35 TWh and supplied 3.22% of Indian electricity in 2017. 7 more reactors are under construction with a combined generation capacity of 4,300 MW.
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It Has High Energy Density Nuclear fission is nearly 8,000 times more efficient at producing energy than traditional fossil fuels. That's a considerable amount of energy density. Because nuclear energy is more efficient, it requires less fuel to power the plant and therefore creates less waste as well.
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Nuclear energy originates from the splitting of uranium atoms – a process called fission. This generates heat to produce steam, which is used by a turbine generator to generate electricity. Because nuclear power plants do not burn fuel, they do not produce greenhouse gas emissions.
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['Relatively Low Costs. The initial construction costs of nuclear power plants are large. ... ', 'Base Load Energy. Nuclear power plants provide a stable base load of energy. ... ', 'Low Pollution. ... ', 'Thorium. ... ', 'Sustainable? ... ', 'High Energy Density.']
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A major advantage of the BWR is that the overall thermal efficiency is greater than that of a pressurized water reactor because there is no separate steam generator or heat exchanger. ... It requires a larger pressure vessel than the PWR because of the amount of steam that can be released during an accident.
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['Hydro electricity is generated by running water while thermal power is generated by burning coal, petroleum and natural gas.', 'Hydro electricity uses renewable sources of energy while thermal power uses non-renewable fossil fuels.']
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In a PWR, the primary coolant (water) is pumped under high pressure to the reactor core where it is heated by the energy released by the fission of atoms. ... In contrast to a boiling water reactor, pressure in the primary coolant loop prevents the water from boiling within the reactor.
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Nuclear reactors are the heart of a nuclear power plant. They contain and control nuclear chain reactions that produce heat through a physical process called fission. That heat is used to make steam that spins a turbine to create electricity.
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Projected Nuclear Power Plant Construction Costs Are Soaring Companies that are planning new nuclear units are currently indicating that the total costs (including escalation and financing costs) will be in the range of $5,500/kW to $8,100/kW or between $6 billion and $9 billion for each 1,100 MW plant.
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Nuclear power reactors do not produce direct carbon dioxide emissions. Unlike fossil fuel-fired power plants, nuclear reactors do not produce air pollution or carbon dioxide while operating. However, the processes for mining and refining uranium ore and making reactor fuel all require large amounts of energy.
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As of May 1, 2020, there were 57 commercially operating nuclear power plants with 95 nuclear power reactors in 29 U.S. states. Of the currently operating nuclear power plants, 32 plants have two reactors and 3 plants have three reactors.
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Electricity is produced at a an electric power plant. Some fuel source, such as coal, oil, natural gas, or nuclear energy produces heat. The heat is used to boil water to create steam. ... The spinning turbine interacts with a system of magnets to produce electricity.
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In a nuclear power reactor, the energy released is used as heat to make steam to generate electricity. (In a research reactor the main purpose is to utilise the actual neutrons produced in the core. In most naval reactors, steam drives a turbine directly for propulsion.)
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['Nuclear reactor creates heat that is used to make steam.', 'The steam turns a turbine connected to an electromagnet, called a generator.', 'The generator produces electricity.']
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Coal Ash is More Radioactive than Nuclear Waste. ... In fact, the coal ash emitted by a power plant—a by-product from burning coal for electricity—carries into the surrounding environment 100 times more radiation than a nuclear power plant producing the same amount of energy.