8th CONFERENCE NATIONAL HEAT AND MASS TRANSFER DECEMBER 29-31,1985. Bombay Calcutta. Oxford & SBH Publishing Co. VSSAKHAPATNAM

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1 8th NATIONAL HEAT AND MASS TRANSFER CONFERENCE DECEMBER 29-31,1985 UNDER THE AUSPICES OF THE INDIAN SOCIETY FOR HEAT AND MASS TRANSFER ORGANISED BY COLLEGE OF ENGINEERING ANDHRA UNIVERSITY VSSAKHAPATNAM Oxford & SBH Publishing Co. New Delhi Bombay Calcutta

2 CONTENTS PREFACE axi A APPLICATIONS 1. HMT-A8-85 Large-scale Structures and Their Role in Anomalous Behaviour of Skewness Factors in the Outer Part of a Wake 3 V.L. Zhdanov, Yu.M, Dmitrenko and B.A. Kolovandin 2. HMT-A21-85 Prediction of Film Cooling in the Presence of Chemical Reaction 11 J.C. Pishardy and B.R. Pai 3. HMT-A30-85 Modelling of Seafood Processing Using Finite Element Method 17 P.M. Sheriff V.N. Vedamoorthy and K.N. Seethavamu 4. HMT-A19-85 Drift Losses in Water Cooling Towers 23 Kaltuvi S. Mupthy 5. HMT-A16-85 Variation of Thermodynamic Potential of Systems under Applied Magnetic Field 29 V. Mohan, R. Ramalingam, 3. Ganeshmurthy and K. Padmanabhan 6. HMT-A14-85 Intermittent Heating and Cooling of an Electrode 35 R.C Mehta 7. HMT-A17-85 Local Heat Transfer Measurements on a Cylinder and Blade Profiles 41 B.V.S.S.S. Prasad and A.K. Mohanty 8. HMT-A40-85 Influence of Injection on Surface Pressure Coefficient for an Aerofoil Model 47 S.F. Ranna, M.M. Awad, O.A. Azim and U.S. Matta vii

3 9. HMT-A29-85 Solar Pond Simulation Studies - Feasibility along East Coast of India 55 S.P. Chary, P.R.L. Sarma and P.K. Sarma 10. HMT-A20-85 Effect of Wire Wrapping of Tubes on Heat Transfer in Fluidized Beds 61 P.K. Nag and B. Debray 11. HMT-A7-85 Heat Evolution during Microbiological Growths 67 Desk Deepak 12. HMT-A46-85 Selection of Working Fluid for ORC Systems for Waste Heat Recovery J.S. Rao and K.N. Murty HMT-A43-85 Effect of Mass of Working Fluid on the Performance of an Axially Grooved'Heated Pipe R.G. Tathgir and Gajendra Singh HMT-A35-85 Evaluation of Heat Transfer Rates in the Cylinder of I.e. Engines 81 K. Subba Reddi 15. HMT-A48-85 Design and Development of a Solar Feed Water Heating System for a Thermal Power Plant 87 S.P. Chary and P.K. Sarma 16. HMT-A34-85 An Experimental Investigation of Fully Developed Laminar Flow in a Non-circular Annulus 95 S.C. Solanki, J.S. Saini and C.P. Gupta 17. HMT-A4-85 Heat Transfer in Reciprocating Compressors and Compressor Performance 101 R.C. Arora and Ramana Kumar Gogula 18. HMT-A42-85 A Study of Transpiration from Perforated Flat Plate 107 M,M. Awad, S.F, Hanna, O.A. Azim and N.S. Matta B NUCLEAR HEAT TRANSFER 19. HMT-B14-85 Thermal Hydraulic Problems in Indian Pressurised Heavy Water Reactor Safety 115 L.G.K. Moorthy and A.K. Ghosh

4 20. HMT-B15-85 Simultaneous Temperature Monitoring and Data Acquistion System for the Multicomponent Boiling Rig (MCBR) 121 V. V. Wadekar 21. HMT-B9-85 A Study of Effects of Heat Transfer Parameters on Inherent Safety of LMFBR'S 127 G, Vaidyanathan 22. HMT-B10-85 Investigations on Natural Circulation in a Figure-of-eight Loop 133 P.K. Vijayan, V.Venkat Ray and S.K. Mehta 23. HMT-B2-85 Transient Effect of Large Voltage Dips and Change in Grid Frequency on PHWR Primary Heat Transport System 139 G. Chakraborty and L.G.K. Moorthy 24. HMT-B4-85 A Model to Study Sodium Fire Suppression by Oxygen Cut off in Covered Trays 145 Chander Raju, T.G. Gunasekaran and R.D. Kale 25. HMT-B D Temperature Distribution Computation in Reactor Vault of 500 MWE Nuclear Reactor 151 B.K. Butt a, W. V. Ramana and H.S. Kushwaha 26. HMT-B3-85 Temperature Transients in a Horizontal Reactor Channel under Stratified Coolant Flow Conditions 157 S.K. Gupta, L.G.K. Moorthy and U.N. Gaitonde 27. HMT-Bll-85 Analysis of Hydrogen Concentration in Poison Tubes of Dhruva Reactor 163 B.K. Dutta and A. Kakodkar 28. HMT-B12-85 Thermal Behaviour of a Quench Tank 169 D.P, Rao and H.V. Nangia C CONVECTION 29. HMT-C23-85 Natural Convection in Vertical Annulus with Baffles 175 P.K. Vijayan, V. Saha and V. Venkat Rao 30. HMT-C25-85 Flow Visualization and Thermal Mapping on Film Cooled Turbine Blade Leading Edge 181 O.A. Azim, S.F. Manna, M.M. Awad and N.S. Matta ix

5 31. HMT-C16-85 Effect of Aspect Ratio and Radius Ratio on Free Convection Heat Transfer in a Cylindrical Annulus Filled with Porous Media 189 S.K. Nath and V.V. Satyamurty 32. HMT-C2-85 Numerical Study of Recirculating Flow in Enclosure 195 T.K. Bhattaoharyya 33. HMT-C5-85 Heat Transfer by the Corona Wind Impinging on a Pipe under Free and Forced Convections 201 S.D. Bagahi and R.G. Bdkie 34. HMT-C28-85 Laminar Heated Plane Vertical Jet in a Thermally Stratified Environment 207 K. Himasekhar and Z. Jaluria 35. HMT-C20-85 Free Convection from Horizontal Rectangular Plates 217 H.J. Shukla 36. HMT-C15-85 Natural Convection Heat Transfer in Porous Insulation of Rectangular Geometry 221 V.V. Satyamurty and S.K. Nath 37. HMT-C35-85 Free Convective Heat Transfer from a Vertical Surface for the Case of Linearly Varying Thermal Potential 227 T. Subrahmanyam, P.V.J. Mohan Rao, V. Dharma Rao and P.K. Sarma 38. HMT-C33-85 Convective Heat Transfer in Liquids Confined between Parallel Plates, Inclined to the Horizontal 233 G.S. Virabhadra Rao 39. HMT-C7-85 Asymptotic Expansions in the Theory of Viscous Jets 239 O.G. Martynenko, V.N. Korovkin and Jm. A. Sokoviahin 40. HMT-C8-85 Laminar Convection in the Wall Subchannels and the Method of Super Position for Finite Rod Bundles 257 K.M. Sahoo and A.K. Mohanty 41. HMT-C3-85 Turbulent Boundary Layer Heat Transfer for Various Free Stream to Wall Tempera ture Ratios 263 Tarit K. Boee 42. HMT-C1-85 Laminar Entrance Flow in Porous Tube 267 K. Badari Narayana x

6 HMT-C31-85 Studies on Heat Transfer and Friction Characteristics of Helically Serrated Discontinuous Longitudinal Finned Tubes 273 A, P. Sabni.8 and M. Raja Rao HMT-C21-85 Laminar Convective Heat Transfer to a Thermic Fluid in a Tube with a Twisted Tape 279 S.P. Sukhatme, U.N. Gaitonde, S.V. Kulkarni and A. Majumdar HMT-Cll-85 Some Studies on Non-Newtonian Flow and Heat Transfer in Wavy. S. Gagan, K.V. Iyer, A. Mukherjea, J.K. Brahma and CM. Narayan Tubes 285 HMT-C26-85 Modelling of Forced Convection Heat Transfer in Oneline Focus Solar Concentrators 291 Rui Be Menezes and V.G. Kubair HMT-C14-85 Transient Heat Transfer from a Solid Sphere Translating at Low Reynolds Number: Perturbation Solution for Low Peclet Number 297 Satwindar Singh Sadhal HMT-C19-85 Heat Transfer by Laminar Forced Convection to Water in the Near Critical Region for Flow through a Horizontal Tube under Con stant Wall Temperature Conditions 305 S.U. Shenoy, B.S. Jagadiah and G.K. Sharma HMT-C27-85 Hydromagnetic Flow and Heat Transfer in a Saturated Porous Medium between Two Parallel Porous Walls in a Rotating System 311 G. Ananda Rao, A.S, Satyanarayana Murty and V.V. Ramanavao HMT-C29-85 Local Heat Transfer Distributions in Forced Convection over a Rectangular Plate Bounded by Short Walls 317 D.G. Motwani, U.N, Gaitonde and S.P. Sukhatme D CONDUCTION,- RADI ATI.ON AND COMBUSTION HMT-D19-85 Numerical Algorithms for Solving System of Equations Resulting from Elliptic Equations in Heat Transfer 325 D.B. Godbole and A.W. Bate xi

7 52. HMT-D18-85 A Mathematical Model for the Transient Temperature Field in a Cladded Cylin drical Fuel Element 331 P. Janardanan 53. HMT-D12-85 Some New Ideas for Transient Heat Conduction Analysis R.K. Singh and H.S. Kushwaha HMT-D29-85 Solidification of Liquid Inside a Spherical Vessel 343 N.K. Samria 55. HMT-D28-85 Incremental Elements in Finite Element Method Sitaram Varanasi and R.B. Saccena HMT-D16-85 Concerning One Mechanism of Liquid Heating-up during Its Interaction with the Pulse Optical Nanosecond Duration Radiation 355 G.I, Rudin, S.A. Levahenko, N.N. Stolovioh and S.I. Shabunya 57. HMT-D22-85 Experimental and Theoretical Investigation of the Structure and Extinction of Counter Flow Premixed Flames Burning Dilluted Methane and Air 36 7 K. Seshadri and I. Puri 58. HMT-D24-85 a Rational Procedure for Correlation of Drop Combustion Rates under Convective Conditions 377 R. Nakaragan 59. HMT-D21-85 Wall Shear Stress and Heat Transfer in the Presence of a Diffusion Flame in a Laminar Boundary Layer 383 B.N. Raghunandan and A. Ramaohandra 60. HMT-D23-85 A Study of the Effect of Heating Rates on Low Temperature Coke Reactivities 387 K.I. Omar and A.B. Hedley 61. HMT-D30-85 Some Heat Transfer Problems of Boiler and Furnace 393 Eiroshi Taniguohi 62. HMT-D25-85 The Effects of Turbulence and Interference on the Combustion Characteristics of Fuel Drops Burning in a Vertical Configuration 403 R. Venkataraman, U.S. P. Shot, and R. Natarajan 63. HMT-D26-85 Heat Transfer between Horizontal Tubes and Freeboard Region of a Low-rank Coal Fiuidized Bed Combuster 409 N.S. Grewal, E.G. Sovenson and U.K. Ilaji'crk xxx

8 E BOILING, CONDENSATION AND TWO PHASE FLOWS HMT-E20-85 Two-phase Flow Simulation Using Simplified g-v-e-t and U-V-U-T Models for Steamgenerator Studies 417 P. Munshi, K. Sri Ram, R. Bhatnagar* and D. V. Rao HMT-Ell-85 Correlations for Horizontal In-tube Condensation with Twisted Tape Inserts 427 K. Ramakrishna and N.Z. Azer HMT-E2-85 Combined Effect of Surface Roughness and Polymeric Additive on Nucleate Pool Boiling at Low Heat Flux 437 P.K. Tewari, R.K. Verma, M.P.S. Ramani and S.P. Mahajan HMT-E5-85 Two-phase Flow in Helical Coils-I: Development of Generalised Parameters to Relate Two-phase Pressure Drop with Single-phase Pressure Drop 443 C, Kesava Rao and A, Satyanarayan HMT-E6-85 Two-phase Flow in Helical Coils-II: Correlation of Experimental Data 447 C, Kesava Rao and A. Satyanarayan HMT-E17-85 Condensation on a Moving Drop: Effect of Time-dependent Drop Velocity 453 T. Sundararajan and'p.s. Ayyaswamy Calculations for Two-phase Fluid Flow in Bombay Offshore Pipeline 461 Ramashish Rai HMT-E23-85 Pressure Drop HMT-E18-85 Agitation and Heat Transfer in the Twophase Liquid Mixtures 467 Mrs. S.K. Pandey and B.S. Barshney HMT-E21-85 Condensation Patterns of Some Organic Vapors on Teflon Coated Mild Steel Substrates 473 R, Chandraeekharan and T. Venkatram 479 HMT-E22-85 Heat Transfer Rates in Turbulent Film - Boiling A Closed Form Solution K.V. Sharma, P.K. Sarma and V. Dharma Rao HMT-E16-85 Convective Two-phase Heat Transfer between Rotating Annulus 487 C. Bhasker xiii

9 75. HMT-E15-85 Analysis of Two-phase Critical Flow by a UVUT Model A.K. Ghosh and L.G.K. Moorthy 493 F MEASUREMENT TECHNIQUES AND TRANSPORT PROPERTIES 76. HMT-F7-85 On the Thermophysical Parameters of Oxides, Carbides and Nitrides of Plutonium and Uranium at High Temperatures P. Bhaskar Rao and Om Pal Singh HMT-F6-85 Heat Capacity of Liquids M.P. Saksena and P. Bashora HMT-F15-85 Determination of Boiling Point of Binary Liquid Mixtures Mrs. S.K. Pandey HMT-F10-85 A Unified Approach for Predicting Isothermal Vapour-liquid Equilibria and Viscosity from Heat of Mixing T.R. Kubendran, M.R.V. Krishnan and G.S. Laddha HMT-F8-85 Thermal Comparator (Design and Development) B.T. Nijaguna and I.M. Kolhar HMT-F12-85 Heat Transfer Analysis of a Hot-wire Element for a Constant Temperature Anemometer for the Measurement in Unsteady Variable Density Flows K.V. Reddy, V. Ganesan and K.V. Gopalakrishnan HMT-F9-85 An Optical System for Determining Droplet Size and Wetness Fraction in Two-phase Flows S. Madhava Rao and K. Himkar 527 G MASS TRANSFER 83. HMT-G4-85 Mass Transfer Study in a Vertical Parallel Plate Electrochemical Reactor M.S. Alt and M.A. Chowdhury 535 xiv

10 HMT-G6-85 Homogeneous Chemical Reactions in a Programmed Reactor with Variable Wall Temperature 541 S.N. Ghar HMT-G7-85 Consecutive Chemical Reactions in a Tubular Reactor 547 R.N. Ghar HMT-Gl-85 Absorption of Lean Hydrogen Sulphide by Reacting Solution and Slurries 553 G.R. Chandraeekharan, N. Sathyamurthy and G.S. Laddha HMT-G5-85 A Phenomenological Approach to Evaporation Zone Determination in Drying Processes with Regard to Capillary Forces 559 P.S. Kuts and N.N. Grinahik HMT-G14-85 Mass Transfer at Stationary Outer Cylinder - with Concentric Inner Cylinder Rotating Effect of Gap Width 571 C. Bhaakara Sarma *D. Changal Raju, and G.J.V. Jagannadha Ragu HMT-G10-85 Mathematical Model for Solid-liquid Mass Transfer from Compacted Solids 577 C. Ayyanna HMT-G15-85 Mass Transfer in a Centrifugal Fluidized Bed 583 V.A. Borodulya, G.I. Zhuravsky and A.I. Podberezsky HMT-Gll-85 Mass Transfer at Cylinders Rotating about Parallel Axes : Part I 593 V. Parvatalingeswara Rao and G.J.V. Jagannadha Raju HMT-G12-85 Mass Transfer at Cylinders Rotating about Parallel Axes : Part II 599 V, Parvatalingeswara Rao and G.J.V. Jagannadha Ragu HMT-G8-85 Mass Transfer with Pore Generation in Single Straight Capillaries 605 C. Ayyanna H HEAT EXCHANGERS xv

11 HMT-H10-85 Heat Transfer and Flow Resistance in Plate Finned Heat Exchangers Cooling A.M.A. Ibrahim and M.M. Awad in Air 611 HMT-H12-85 Heat Transfer to Air from a Row of Tubes in a Vertical Plane 617 R.S. Rana, V. Charan and H.K. Varma HMT-H4-85 Application of Finite Elements in Recuperative Heat Exchangers S.G. Ravikumar, K.N. Seetharamu and P.A. Aswathanarayana 623 HMT-H8-85 Performance of a Power Plant Twin Condenser 629 N.S. Murty and R.B.S. Chauhan HMT-Hl-85 Performance of a Rectangular Fin Subjected to Asymptotic Fouling V.R. Raghavan and N.S. Kothari HMT-H6-85 Temperature Distribution of Cooling Water in Evaporative Tubular Heat Exchanger R.S. Rana, S.B. Soni and G.D. Bansal HMT-H9-85 Cost Optimisation and Performance of Steam Surface Condensers P.S. V. Kurmarao 647 HMT-Hll-85 Thermal Performance of an Air Cooled Finned Tube S.K. Gupta and B.N. Jha 653 HMT-H13-85 Augmentation of Laminar Flow Heat Transfer in Perforated Finned Tubes N.K. Sane, Miss A.N. Tikekar and E.G. Kulkarni 659 Author Index 665 xvi

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