Nuclear Generating Capacity In The United Kingdom

nuclear united kingdom
Following the recent completion of three nuclear power plants, there is now some 9.6 GW of nuclear capacity in the United Kingdom. The nuclear share of electrical output, which has stood at around 13% for many years, should rise to around 20% when this capacity is in full operation. A further two reactors are currently under construction which will increase the British nuclear capacity to more than 12 GW by the late 1980s, which could bring the nuclear share of electrical output to around 25%. (more…)

Nuclear Proliferation and Environmental Impact

Geographers researching the development of nuclear power have shifted emphasis from commercialization, cost, risk, public acceptance, and power plant siting in the 1950s through the early 1980s to reactor decommissioning and radioactive waste disposal since then. With nuclear power development on hold in most countries, attention has also been given to nuclear weapons facilities and weapons proliferation in an increasingly dangerous world. (more…)

Nuclear Power Plant Safety Systems and Reactor Pressure Vessel

Because a nuclear explosion in a nuclear power plant is impossible due to the low fuel enrichment, the worst conceivable accident is a severe loss-of-coolant accident (LOCA), leading to a core meltdown. Although the nuclear fission and fusion process would be immediately stopped by a control rod insertion, the radioactive fission products would continue to generate decay heat in the fuel. Thus, a LOCA producing core uncovering could cause the fuel to melt. In the most extreme case, a molten mass would fall to the bottom of the reactor, melting through the reactor pressure vessel and the underlying concrete, and eventually coming to rest about 6.1 m (20 ft) underground. (more…)

Nuclear Radiation Protection: Shielding to Minimize Exposure

Nuclear engineers work in conjunction with health physicists to assure that all activities involving radiation exposure to nuclear power plant workers or to the public are kept well below the U.S. requirements stated in Title 10, Part 20 of the Code of Federal Regulations (10 CFR 20). In fact, the current industry practice is to apply the ALARA (‘‘as low as reasonably achievable’’) principle to every exposure-related activity. To this end, nuclear engineers have been widely successful in designing nuclear plants that limit the dose to the public. (more…)

Nuclear Power And World Electricity Generation

Sir Arthur Eddington’s general address on subatomic energy at the 1930 World Power Conference in Berlin stirred the imagination of every scientist and engineer present. The challenge was clear: find a practical means of accessing, controlling, and using the enormous energy locked in the atom as predicted by Einstein’s remarkable mass–energy relation, E=mc2. On December 2, 1942, Enrico Fermi transformed Eddington’s visionary challenge into reality by producing the world’s first controlled, self-sustaining nuclear reactor, Chicago Pile 1. Six decades later, nuclear energy now produces 16% of the world’s electrical power. (more…)

Security Of Energy Supply In The OECD Countries

security energy supply
The continuous availability and affordability of energy and, in particular, electricity supply is an indispensable condition for the working of a well-functioning modern society. This is especially true for advanced industrial or post-industrial societies, where electricity generation provides the services essential for production, communication and exchange. Unsurprisingly, governments of OECD countries are thus concerned with understanding the factors influencing the security of energy and electricity supplies and seek to develop policy frameworks and strategies to enhance them. (more…)

The Role Of Nuclear Energy In Reducing Security Of Supply Risk

nuclear energy supply
Nuclear energy has some distinct advantages in strengthening the external dimension of energy supply security. These include:

Nuclear power plants produce electricity domestically. Their capital and labor inputs are also provided domestically. With more than 90% of its inputs in terms of value sourced domestically, it can be considered a largely domestic source of energy and electricity.

• Of course, a majority of OECD countries import part or all of their requirements of uranium plutonium. (more…)

Fusion Reactor Steel Development for ITER (International Thermonuclear Experimental Reactor)

ITMA Foundation, a group of researchers formed by Javier Belzunce, José Manuel Artimez, Ana Moran and Ruben Coto, has developed the first quality steel with a potential application as structural material in future nuclear fusion reactor (ITER ), whose design is an ambitious project that could facilitate future production of energy from hydrogen. (more…)

Nuclear Research and Development: Fission and Fusion

Nuclear fission and fusion Research and Development continues to account for nearly half of the total spending by IEA countries, although the proportion of total Research and Development devoted to this area has declined over the years, (more…)

Nuclear Fission and the Greenhouse Effect

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Within the coming years, fossil fuel will be failed back its main role as the ultimate main energy sources. Fossil fuels has known to have emit carbon energy and caused unrecoverable damages to environment in the long run. Low or zero carbon energy is gain popularity and nuclear power is known inline with this new movement in reducing the greenhouse effects. Nuclear power consisted of nuclear fusion and nuclear fission. Below we are explaining more detail about nuclear fission. (more…)

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