helium-cooled

См. также в других словарях:

• Helium — otherusesHelium (He) is a colorless, odorless, tasteless, non toxic, inert monatomic chemical element that heads the noble gas group in the periodic table and whose atomic number is 2. Its boiling and melting points are the lowest among the… …   Wikipedia

• helium — /hee lee euhm/, n. an inert, gaseous element present in the sun s atmosphere and in natural gas, and also occurring as a radioactive decomposition product, used as a substitute for flammable gases in dirigible balloons. Symbol: He; at. wt.:… …   Universalium

• Helium-4 — infobox isotope background = #F99 isotope name = Helium 4 alternate names =Helium 4,He 4 symbol =He mass number =4 mass =4.002602 num neutrons =2 num protons =2 abundance =99.999863% halflife =stable error halflife = text color = parent = parent… …   Wikipedia

• Gas-cooled fast reactor — The Gas Cooled Fast Reactor (GFR) system is a nuclear reactor design which is currently in development. Classed as a Generation IV reactor, it features a fast neutron spectrum and closed fuel cycle for efficient conversion of fertile uranium and… …   Wikipedia

• Gas turbine modular helium reactor — The Gas Turbine Modular Helium Reactor (GTMHR) is a nuclear power reactor design under development by General Atomics. It is a helium cooled, graphite moderated reactor and uses TRISO fuel compacts in a prismatic core design. The core consists of …   Wikipedia

• Gas cooled reactor types — Articles on Gas cooled reactor types include:* Advanced gas cooled reactor * Gas cooled fast reactor * Gas Cooled Reactor * Gas turbine modular helium reactor * High temperature gas cooled reactor * Magnox * Pebble bed modular reactor * Pebble… …   Wikipedia

• Gas cooled fast breeder reactor — (GCFB)   A fast breeder reactor that is cooled by a gas (usually helium) under pressure.   U.S. Dept. of Energy, Energy Information Administration s Energy Glossary …   Energy terms

• Pebble bed reactor — Sketch of a pebble bed reactor in Italian …   Wikipedia

• Very high temperature reactor — The Very High Temperature Reactor is a Generation IV reactor concept that uses a graphite moderated nuclear reactor with a once through uranium fuel cycle. This reactor design envisions an outlet temperature of 1000°C. The reactor core can be… …   Wikipedia

• superfluidity — [so͞o΄pər flo͞o id′ə tē] n. the phenomenon, exhibited by liquid helium at temperatures below 2.18°K, of flowing without friction and having very high thermal conductivity superfluid [so͞opərflo͞o′id] n., adj. * * * See superfluid. * * * Unusual… …   Universalium

• Molten salt reactor — scheme. A molten salt reactor (MSR) is a type of nuclear fission reactor in which the primary coolant, or even the fuel itself is a molten salt mixture. MSRs run at higher temperatures than water cooled reactors for higher thermodynamic… …   Wikipedia