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radioisotope engine

См. также в других словарях:

  • Radioisotope rocket — The radioisotope rocket is a type of rocket engine that uses the heat generated by the decay of radioactive elements to heat a working fluid, which is then exhausted through a rocket nozzle to produce thrust. They are similar in nature to the… …   Wikipedia

  • Radioisotope thermoelectric generator — A radioisotope thermoelectric generator (RTG, RITEG) is an electrical generator which obtains its power from radioactive decay. In such a device, the heat released by the decay of a suitable radioactive material is converted into electricity by… …   Wikipedia

  • Stirling radioisotope generator — The Stirling radioisotope generator (SRG) is based on a Stirling engine powered by a large radioisotope heater unit. The hot end of the Stirling converter reaches high temperature and heated helium drives the piston, heat being rejected at the… …   Wikipedia

  • Advanced Stirling Radioisotope Generator — The Advanced Stirling Radioisotope Generator (ASRG) is a radioisotope power system utilizing Stirling power conversion technology currently being developed under joint sponsorship by the United States Department of Energy and NASA for potential… …   Wikipedia

  • Stirling engine — Alpha type Stirling engine. There are two cylinders. The expansion cylinder (red) is maintained at a high temperature while the compression cylinder (blue) is cooled. The passage between the two cylinders contains the regenerator …   Wikipedia

  • Rocket engine — RS 68 being tested at NASA s Stennis Space Center. The nearly transparent exhaust is due to this engine s exhaust being mostly superheated steam (water vapor from its propellants, hydrogen and oxygen) …   Wikipedia

  • Cryogenic rocket engine — Vulcain engine of Ariane 5 rocket …   Wikipedia

  • Iridium — (pronEng|ɪˈrɪdiəm) is a chemical element that has the symbol Ir and atomic number 77. A very hard, brittle, silvery white transition metal of the platinum family, iridium is the second densest element and is the most corrosion resistant metal,… …   Wikipedia

  • Spacecraft propulsion — A remote camera captures a close up view of a Space Shuttle Main Engine during a test firing at the John C. Stennis Space Center in Hancock County, Mississippi Spacecraft propulsion is any method used to accelerate spacecraft and artificial… …   Wikipedia

  • Nuclear thermal rocket — Sketch of nuclear thermal rocket …   Wikipedia

  • Nuclear photonic rocket — In a nuclear photonic rocket, a nuclear reactor would generate such high temperatures that the blackbody radiation from the reactor would provide significant thrust. The disadvantage is that it takes a lot of power to generate a small amount of… …   Wikipedia

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