Nuclear reactor - Wikipedia
网页A nuclear reactor is a device used to initiate and control a fission nuclear chain reaction. Nuclear reactors are used at nuclear power plants for electricity generation and in nuclear marine propulsion.
NUCLEAR 101: How Does a Nuclear Reactor Work?
网页2023年8月2日 · 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.
Nuclear reactor | Definition, History, & Components | Britannica
网页2024年7月22日 · nuclear reactor, any of a class of devices that can initiate and control a self-sustaining series of nuclear fission s. Nuclear reactors are used as research tools, as systems for producing radioactive isotope s, and most prominently as energy sources for nuclear power plants.
Nuclear power reactors, reactor types and technologies | IAEA
网页2024年6月10日 · Nuclear power reactors produce energy by initiating and controlling a sustained nuclear chain reaction. Currently, over 400 such reactors in 32 countries provide about 10 per cent of the world’s electricity.
How a Nuclear Reactor Works - Nuclear Energy Institute
网页How a Nuclear Reactor Works. Nuclear plants split atoms to heat water into steam. The steam turns a turbine to generate electricity. It takes sophisticated equipment and a highly trained workforce to make it happen, but it’s that simple.
What is Nuclear Reactor - Nuclear Power for Everybody
网页Generally, a nuclear reactor is a device to initiate and control a self-sustained nuclear chain reaction. Since nuclear reactors are used in nuclear power plants, research facilities, or nuclear-propelled ships, their output is thermal energy, or they can be used as a source of neutron radiation.
Nuclear reactor - Fission, Fusion, Breeder | Britannica
网页2024年7月22日 · Nuclear reactor - Fission, Fusion, Breeder: Most of the world’s existing reactors are power reactors, providing the heat needed to turn turbines that run electric-power generators. There are also numerous research reactors, and some navies of the world have submarines or surface ships driven by propulsion reactors.
How a Nuclear Reactor Works - HowStuffWorks
网页In this article, we'll explain how nuclear reactors work, what happens when they malfunction, and the risks they pose to our health and the environment compared to other energy sources. We'll also take a look at what technological advances could make the nuclear reactors of the future safer.
U.S. Bets on Small Nuclear Reactors to Help Fix a Huge Climate …
网页2023年11月12日 · The two new reactors at the Vogtle nuclear power plant will join two older units to create enough electricity to power two million homes, 24 hours a day, without emitting any of the carbon dioxide...
Science 101: Nuclear Energy - Argonne National Laboratory
网页While the two most common types are the pressurized water reactor (PWR) and the boiling water reactor (BWR), new designs for nuclear reactors have been developed. Development of nuclear reactors continues today because these and newer advanced reactor technologies can help meet the world’s growing energy demands without contributing to …
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