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Download Advances in Cryogenic Engineering: Proceedings of the 1968 by T. M. Flynn, B. W. Birmingham (auth.), K. D. Timmerhaus PDF

By T. M. Flynn, B. W. Birmingham (auth.), K. D. Timmerhaus (eds.)

Invited Papers.- Cryogenics and nationwide Goals.- A assessment of the opportunity of Liquid-Methane gasoline for Supersonic Transports.- Slush and Subcooled Propellants for Lunar and Interplanetary Missions.- Thermodynamic Properties.- Equilibrium Gas-Phase Compositions of Ethane and Ethylene in Binary combinations with Helium and Neon under 150°K and a Correlation for Deviations from the Geometric suggest Combining Rule.- The Kinetics of Adsorption of Methane and Nitrogen from Hydrogen Gas.- Benedict-Webb-Rubin Equation of kingdom for Methane at Cryogenic Conditions.- a brand new Calorimeter for the exact choice of the Enthalpy of Pressurized Fluids all the way down to 160°R.- houses of Materials.- Simultaneous dimension of Young’s Modulus and Shear Modulus at Low Temperatures.- Tensile houses and Notch sturdiness of Groove Welds in Wrought and solid Aluminum Alloys at Cryogenic Temperatures.- Low-Temperature Mechanical houses of Welded and Brazed Copper.- Superconductivity.- A excessive box Magnet Combining Superconductors with Water-Cooled Conductors.- huge Superconducting Baseball Magnet.- trying out Composite Superconductor for the LRL Baseball Magnet.- brief reaction and balance Limits of Superconducting Composite twine Following a Flux Jump.- Flux-Flow experiences and balance standards of Nb-Ti Strips.- The Transition to Current-Sharing in Composite Conductors.- balance of Internally Cooled Superconductors.- results of Nucleate Cooling Limits at the functionality of Small Ti-Nb Solenoids.- warmth Transfer.- Non-Boiling and picture Boiling warmth move to a Saturated tub of Liquid Helium.- Boiling warmth move and strain Drop of Liquid Helium-I below pressured move in a Helically Coiled Tube.- Nucleate Boiling warmth move from an Oscillating Sphere in Liquid Nitrogen.- A Miniature warmth Exchanger for Simultaneous Para-Orthohydrogen Conversion and warmth Transfer.- be aware on warmth Exchanger layout for Cryogenic Propellant Tanks.- A Compact Perforated-Plate warmth Exchanger.- Insulation.- Analytical versions for Airborne-Cryogenic-Insulation Thermal Performance.- assessment of an Externally Insulated Spacecraft Dewar.- Experimental choice of Thermal lodging Coefficients.- Thermal Diffusivity of Powder Insulation.- Predictions of the full Emissivity of Metals at Cryogenic Temperatures.- Radiative features of Cryodeposits for Room Temperature Black physique Radiation.- Fluid Dynamics.- Thermal Stratification in Closed Cryogenic Containers.- Approximate Criterion for Prediction of circulate Oscillations in Supercritical Fluid warmth Exchangers.- The interplay of keep an eye on Valves with Oscillations Generated in a wide Water to Hydrogen warmth Exchanger.- Cavitation in Liquid Cryogens.- An research of the results of Spatial, Thermal, and speed Inhomogeneities on Two-Phase, unmarried part Cryogenic Choked Flow.- Two-Phase (Liquid-Vapor), Mass-Limiting move with Hydrogen and Nitrogen.- Instrumentation.- Cryogenic circulation learn Facility of the nationwide Bureau of Standards.- Prelaunch Slush Hydrogen Loading elements Affecting Instrumentation and Control.- Use of Capacitance point Gauging for Prelaunch Loading of Slush Hydrogen.- growth on Cryogenic Thermocouples.- Fluid section and Temperature dimension with a unmarried Sensor.- lights in Cryogenic and Noncryogenic Fluids.- Refrigeration Systems.- An research of the Stirling-Cycle Refrigerator.- Steady-State Operation of the Idealized Vuilleumier Refrigerator.- Compact Cryogenic Thermal Regenerator Performance.- unfastened Displacer Refrigeration.- Dynamical results of the Rhombic force for Miniature Cooling Engines.- improvement of a realistic Thermodynamic Cycle for a Space-Borne Hydrogen Reliquefier.- A 3.6°K Reciprocating Refrigerator.- improvement of Novel gasoline Bearing Supported Cryogenic growth Turbines.- Miniature Cryogenic fridge Turboalternators.- keep an eye on method for Temperatures and Liquid point among 4.2° and 1°K.- Closed-Cycle fridges for Hydrogen Targets.- Cryogenic Systems.- Solidified Oxygen for inhaling Space.- Slush Hydrogen Pumping features utilizing a Centrifugal-Type Pump.- attempt result of a Zero-Gravity Cryogenic part Separator.- Hydrogen Peroxide Motor Exhaust Heating to elements at Cryogenic Temperatures within the Vacuum of Space.- research of Propagation mess ups of versatile Linear formed fees at Cryogenic Temperatures.- The habit of normal Liquid Hydrogen aim structures below Simulated Failure Modes.

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Extra info for Advances in Cryogenic Engineering: Proceedings of the 1968 Cryogenic Engineering Conference Case Western Reserve University Cleveland, Ohio August 19–21, 1968

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J. Kidnay, M. J. Hiza, and P. F. Dickson NBS Institute fOT Basic Standards Boulder, Colorado INTRODUCTION Adsorptive purifiers are fixed-bed units in which the carrier gas containing the impurity to be adsorbed is passed through a packed bed of adsorbent. In this type of operation there are two distinct mass transfer processes : the diffusion of the impurity through the gas phase to the surface of the adsorbent, and diffusion into the particle. If both of these processes were extremely rapid, equilibrium would exist at all points in the adsorbent bed, and a plot of the adsorber outlet concentration as a function of time would be a step function.

S. D. Dissertation, Rice Institute, Houston, Tex. (1957). 27. International Critical Tables, Vol. , New York (1929), p. 69. 28. K. S. Pitzer in: Advances in Chemical Physics, Vol. 11, Interscience Publishers, New York (1959), p. 71. B-2 THE KINETICS OF ADSORPTION OF METHANE AND NITROGEN FROM HYDROGEN GAS A. J. Kidnay, M. J. Hiza, and P. F. Dickson NBS Institute fOT Basic Standards Boulder, Colorado INTRODUCTION Adsorptive purifiers are fixed-bed units in which the carrier gas containing the impurity to be adsorbed is passed through a packed bed of adsorbent.

Kidnay, M. 44 J. Hiza, and P. F. Dickson Table I. Experimental and Calculated Variables for Binary Mixtures (Avg. tempo Run no. lmpurity conc. in inlet H 2 stream 1 770 ppm CH. 2 4 5 11 " ppm " CH. 8 ft 2 /lb) kr ja k. 06 • This lnvestigotion o Me Cune ond WilheIm, Ind Eng. Chern. ~ 1124 (1949) • Oe /lcetis tnI Thodos. Ind. EIlCJ. Ctiem. 52,1003(960) v' Hob"", ood Thodos ,Ctiem. Eng. Prog. 370(1951) o Wilke end Hougen, Trans. Am. Inst. ehern. Enqrs. 445 (1945) o Hobson ood Thodos, ehom. EIlCJ. Prog.

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