Browsing Heat Transfer Laboratory by Title

Now showing items 59-78 of 80

    • Slug flow 

      Griffith, P.; Wallis, Graham B. (Cambridge, Mass. : Division of Sponsored Research, Massachusetts Institute of Technology, [1959], 1959)
      Introduction: When two phases flow concurrently in a pipe, they can distribute themselves in a number of different configurations. The gas could be uniformly dispersed throughout the liquid in the form of small bubbles. ...

    • Some hydrodynamic characteristics of bubbly mixtures flowing vertically upward in tubes 

      Rose, Sewell C.; Griffith, P. (Cambridge, Mass. : M.I.T. Division of Sponsored Research, [1964], 1964)
      An investigation of bubbly flow has been conducted in vertical plexiglass tubes using air and water at atmospheric pressure. The bubbly flow pattern is an entrance condition or a non-fully developed flow. A spontaneous ...

    • A study of boiling water flow regimes at low pressures 

      Fiori, Mario P.; Bergles A. E. (Cambridge, Mass. : M.I.T. Dept. of Mechanical Engineering, [1966], 1966)
      "A comprehensive experimental program to examine flow regimes at pressures below 100 psia for boiling of water in tubes was carried out. An electrical probe, which measures the resistance of the fluid between the centerline ...

    • A study of system-induced instabilities in forced-convection flows with subcooled boiling 

      Maulbetsch, John S.; Griffith, P. (Cambridge, Mass. : M.I.T. Dept. of Mechanical Engineering, [1965], 1965)
      A combined analytical and experimental program was carried out to investigate the problem of hydrodynamic stability of forcedconvection flows with boiling. The study was restricted to the flow of water in small channels ...

    • Subcooled flow boiling of fluorocarbons 

      Murphy, Richard Walter; Bergles A. E. (Cambridge, Mass. : M.I.T. Heat Transfer Laboratory, [1971], 1971)
      A study was conducted of heat transfer and hydrodynamic behavior for subcooled flow boiling of Freon-113, one of a group of fluorocarbons suitable for use in cooling of high-power-density electronic components. Problems ...

    • Survey and evaluation of techniques to augment convective heat transfer 

      Bergles A. E.; Morton, Harmon Lindsay. (Cambridge, Mass. : M.I.T. Dept. of Mechanical Engineering, [1965], 1965)
      This report presents a survey and evaluation of the numerous techniques which have been shown to augment convective heat transfer. These techniques are: surface promoters, including roughness and treatment; displaced ...

    • Tables for solution of the heat-conduction equation with a time-dependent heating rate 

      Bergles A. E. (Cambridge, Mass. : M.I.T. Heat Transfer Laboratory, [1962], 1962)
      Tables are presented for the solution of the transient onedimensional heat flow in a solid body of constant material properties with the heating rate at one boundary dependent on time. These tables allow convenient and ...

    • Thermal boundary layer development in dispersed flow film boiling 

      Hull, Lawrence M.; Rohsenow, Warren M. (Cambridge, Mass. : Heat Transfer Laboratory, Dept. of Mechanical Engineering, Massachusetts Istitute of Technology, [1982], 1982)
      Dispersed flow film boiling consists of a dispersion of droplets which are carried over a very hot surface by their vapor. This process occurs in cryogenic equipment and wet steam turbines. It is also of interest in the ...

    • Thermal contact conductance in a vacuum 

      Yovanovich, M. Michael (Cambridge, Mass. : M.I.T. Engineering Projects Laboratory, [1965], 1965)
      The object of this work is to develop analytically equations by which one could predict the thermal contact conductance between contiguous surfaces operating in a vacuum environment. In this work the solution to the problem ...

    • Thermal contact resistance 

      Mikic, B. B.; Rohsenow, Warren M. (Cambridge, Mass. : M.I.T. Dept. of Mechanical Engineering, [1966], 1966)
      This work deals with phenomena of thermal resistance for metallic surfaces in contact. The main concern of the work is to develop reliable and practical methods for prediction of the thermal contact resistance for various ...

    • Thermal contact resistance in a non-ideal joint 

      Roca, Richard T.; Mikic, B. B. (Cambridge, Mass. : M.I.T. Dept. of Mechanical Engineering, [1971], 1971)
      The contact conductance at an interface can be determined by knowing the material and surface properties and the interfacial pressure distribution. This pressure distribution can be influenced strongly by the roughness of ...

    • Thermal contact resistance with non-uniform interface pressures 

      McMillan, Robert; Mikic, B. B. (Cambridge, Mass. : M.I.T. Engineering Projects Laboratory, [1970], 1970)
      This work considers the effect of roughness and waviness on interfacial pressure distributions and interfacial contact resistance. It is shown that for moderate roughness the contour area could be substantially different ...

    • Thermal non-equilibrium in dispersed flow film boiling in a vertical tube 

      Forslund, Robert Paul; Rohsenow, Warren M. (Cambridge, Mass. : M.I.T. Dept. of Mechanical Engineering, [1966], 1966)
      The departure from thermal equilibrium between a dispersed liquid phase and its vapor at high quality during film boiling is investigated, The departure from equilibruim is manifested by the high resistance to heat transfer ...

    • The thermodynamics of bubbles 

      Clark, John A. (Cambridge, Mass. : Massachusetts Institute of Technology, Division of Industrial Cooperation, [1956], 1956)
      This paper outlines those concitions annanded by the laws of thermodynamics for equilibriza betwoen the vapor in a bubble and the surrounding liquid and then employs these concepts with a nucleation theory in an atteapt ...

    • Transition boiling heat transfer from a horizontal surface 

      Berenson Paul Jerome (Cambridge, Mass. : Massachusetts Institute of Technology, Division of Industrial Cooperation, [1960], 1960)
      An experiment, utilising a condensing fluid as the heat source, was performed to determine the heat flux vs. temperature difference curve for transition pool boiling from a horisontal surface. The boiling cure was determined ...

    • Transition from film boiling to nucleate boiling in forced convection vertical flow 

      Iloeje, Onwuamaeze C.; Plummer, David N.; Rohsenow, Warren M. (Cambridge, Mass. : M.I.T. Heat Transfer Laboratory, [1972], 1972)
      The mechanism of collapse of forced cnnvection annular vertical flow film boiling, with liquid core, is investigated using liquid nitrogen at low pressures. The report includes the effect of heat flux from the buss bar. ...

    • The transition from the annular to the slug flow regime in two-phase flow 

      Haberstroh, Robert D.; Griffith, P. (Cambridge, Mass. : M.I.T. Division of Sponsored Research, [1964], 1964)
      Experiments were conducted to determine the transition from annular to semiannular flow regimes for two-phase, gas-liquid upflow in vertical tubes. The influencesof liquid flow rate, tube diameter, liquid viscosity, surface ...

    • The transition from two phase bubble flow to slug flow 

      Radovcich, Nick A.; Moissis, Raphael. (Cambridge, Mass. : M.I.T. Division of Sponsored Research, [1962], 1962)
      The process of transition from bubble to slug flow in a vertical pipe has been studied analytically and experimentally. An equation is presented which gives the agglomeration time as a function of void fraction, channel ...

    • Two phase flow in capillary tubes 

      Suo, Mikio; Griffith, P. (Cambridge, Mass. : M.I.T. Heat Transfer Laboratory, [1963], 1963)
      The flow of two phases, gas and liquid, has been studied in horizontal tubes of capillary diameter. The flow has been primarily studied in the regime where the gas flows as long bubbles separated from the wall of the tube ...

    • Two phase pressure drop in inclined and vertical pipes 

      Griffith, P.; Lau, Chun Woon.; Hon, Pou Cheong.; Pearson, John Franklin. (Cambridge : Heat Transfer Laboratory, [1973], 1973)
      A method of calculating the pressure drop in inclined and vertical oil-gas wells is proposed. The data used to establish the method is from a variety of sources but is largely from air and water flowing in systems close ...