Closed-cycle hydride engines
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Closed-cycle hydride engines by T. E. Hinkebein

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Published by Dept. of Energy, [Office of the Assistant Secretary for Defense Programs], Sandia Laboratories in Albuquerque, N.M .
Written in English


  • Engines.

Book details:

Edition Notes

StatementT. E. Hinkebein, C. J. Northrup and A. A. Heckes, Chemical Technology Division 5812 and initiating and Pyrotechnic Components Division 2515, Sandia Laboratories ; prepared by Sandia Laboratories for the United States Department of Energy under contract AT(29-1)-789.
SeriesSAND ; 78-2228, SAND (Series) (Albuquerque, N.M.) -- 78-2228.
ContributionsNorthrup, C. J. 1938-, Heckes, A. A., United States. Dept. of Energy., Sandia Laboratories., Sandia Laboratories. Chemical Technology Division 5812., Sandia Laboratories. Initiating and Pyrotechnic Components Division 2515.
The Physical Object
Pagination26 p. :
Number of Pages26
ID Numbers
Open LibraryOL18016350M

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A nuclear thermal rocket (NTR) is a type of thermal rocket where the heat from a nuclear reaction, often nuclear fission, replaces the chemical energy of the propellants in a chemical an NTR, a working fluid, usually liquid hydrogen, is heated to a high temperature in a nuclear reactor and then expands through a rocket nozzle to create thrust. Four Stroke Cycle Engines. A four-stroke cycle engine is an internal combustion engine that utilizes four distinct piston strokes (intake, compression, power, and exhaust) to complete one operating cycle. The piston make two complete passes in the cylinder to complete one operating cycle. An operating cycle requires two revolutions (°) of the crankshaft. All of the engines except for HEU-Cermet (cer93) use tie-tubes that contain zirconium hydride moderator. This reduced the mass but adds technical risk (i.e., it might not be possible). Zirconium hydride is prone to swelling and phase changes (melting) at various temperature under . Hydrogen peroxide is a chemical compound with the formula H 2 O its pure form, it is a very pale blue, clear liquid, slightly more viscous than en peroxide is the simplest peroxide (a compound with an oxygen–oxygen single bond).It is used as an oxidizer, bleaching agent, and trated hydrogen peroxide, or "high-test peroxide", is a reactive oxygen species and Chemical formula: H₂O₂.

  A heat engine uses the closed cycle shown in the diagram below. (Figure 1) The working substance is n moles of monatomic ideal gas. Find the efficiency of such a cycle. Use the values for pressure and volume shown in the diagram, and assume that the process between points 1 . @article{osti_, title = {THE GAS-COOLED HIGH TEMPERATURE REACTOR FOR SHIP PROPULSION}, author = {de Hoffmann, F}, abstractNote = {General Atomic has been developing a gas-cooled reactor system jointly for the USAEC and US Maritime Commission. Gas cooling, in a closed cycle at high pressure, permits high-temperature operation and consequently high thermal efficiency. efficiency gain needed for the PNGV Goal 3 vehicle but increases the size, weight, complexity, and cost of the complete powertrain. This kind of first-order qualitative analysis has resulted in the powertrain technologies listed below. Closed-cycle Diesel Engines. The first closed-cycle diesel (CCD) seems to have been proposed at Stuttgart University in , and the idea was sufficiently developed for a complete system to be installed in U in This was an exquisite Daimler-Benz V engine of MW.