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LIST OF PAPERS PUBLISHED

The research papers published by us in the various international journals and those presented by us in several national and international conferences are given below.  Our latest researches on which our various technology softwares are based are however all unpublished and proprietary.  

                     Fluidization and Applications

  1.       Viswanathan, K ; Rao, D S , A Model for Fluidized Bed Catalytic Reactor, Proc of the 33rd IIChE Conference at New Delhi, 1980, 1, 61-66.       

  2.       Viswanathan, K ; Semicompartmental Approach to Fluidized Bed Reactor Modeling - Application to Catalytic Reactors, Ind Eng Chem Fundamentals, 1982, 21, 352-360. 

  3.       Viswanathan, K ; Rao , D S , Comments on Bubble Hold-Up in Fluidized Beds, Int J Multiphase Flow, 1983, 9, 219-220. 

  4.       Viswanathan, K ; Ramakrishnan, T S ; Rao, D S , Compartment Sizing for Fluidized Bed Reactors, Ind Chem. Engr , No 4, 1982, 24, 28-32. 

  5.       Viswanathan, K.; Rao, D.S.; Raychaudhuri, B.C., Coherent Representation of the Drying of Gas and Solids in Fluidized Beds, No. 4, 1982, 24, 12-23.

  6.       Viswanathan, K.; Khakhar, D.; Rao, D.S., Fluidized Bed Adsorber - Modeling and Experimental Study, Chem. Eng. Commun., 1983, 20, 235-251.

  7.       Viswanathan, K.; Rao, D.S., Gross Solid Circulation in Fluidized Beds, Paper presented at the IVth International Fluidization Conference, Tokyo, May 29 - June 3, 1983.

  8.       Viswanathan, K.; Rao, D.S., Model for Non-Premixed Fuel-Air Combustion in Fluidized Beds, Ind. Eng. Chem. Process Des. and Dev., 1984, 23, 313-319.

  9.       Viswanathan, K.; Rao, D.S., Measurement of Bubble Size in Fluidized Beds, Ind. Eng. Chem. Process Des. and Dev., 1984, 23, 573-576.

  10.       Viswanathan, K.; Rao, D.S., Drying of Gas and Solids in Fluidized Beds, In "DRYING 84", Mujumdar, A.S. (Ed.), Hemisphere Publishing Corporation, Washington, 1984, 120-136.

  11.       Viswanathan, K., Correlations for Bubble Characteristics in Fluidized Beds, Can. J. Chem. Eng., 1985, 63, 332-335.

  12.       Viswanathan, K.; Rao, D.S., Bubble Rise Velocity in Fluidized Beds, Ind. Chem. Engr., No. 3, 1984, 26, 28-30.

  13.       Viswanathan, K., Comments on Yacono et al., Letter to the Editor, Chem. Eng. Sci., 1982, 38, 802-803.

  14.       Sarraf, S.P.; Sarkar, M.K.; Viswanathan, K., A Model for Twin-Fluidized Bed Combustion - Gasification System, J. Fuel Sci. and Tech., 1984, 3, 109-115.

  15.       Viswanathan, K., Inviscid Model for Gross Solid Circulation and Gas Backmixing in Fluidized Beds, Chem. Eng. Sci., 1987, 43, 3191-3196.

    Spouted Beds, Grain Drying and Applications

  16.       Viswanathan, K., Semicompartmental Model for Spouted Bed Reactors, Can. J. Chem. Eng., 1984, 62, 623-631.

  17.       Viswanathan, K.; Lyall, M.S.; Raychaudhuri, B.C., Studies on Spouted Bed Adsorption, Ind. Chem. Engr., Nos. 3 & 4, 1983, 25, 24-31.

  18.       Viswanathan, K.; Lyall, M.S.; Negi, K.S.; Raychaudhuri, B.C., Experimental and Theoretical Investigation of Batch Drying of Wheat in Spouted Beds, Paper presented to the 4th International Drying Symposium IDS'84, Kyoto, Japan, July 9-12, 1984.

  19.       Viswanathan, K., Modeling and Design of Spouted Bed Reactors, Golden Jubilee Seminar, U.D.C.T., Bombay, January 18, 1985, pp. 9-11.

  20.       Viswanathan, K.; Lyall, M.S.; Dhingra, S.C., Dynamic Model for Batch Drying of a Well-Stirred Bed of Solids, Paper presented to the 5th International Drying Symposium IDS'86, Massachusetts, August 13-16, 1986.

  21.       Viswanathan, K., Model for Continuous Drying of Solids in Fluidized/Spouted Beds, Can. J. Chem. Eng., 1986, 64, 87-95. 

  22.       Viswanathan, K.; Lyall, M.S.; Raychaudhury, B.C., Spouted Bed Drying of Agricultural Grains, Can. J. Chem. Eng., 1986, 64, 223-232.

  23.       Viswanathan, K., Experimental Determination of Specific Drying Rate of Agricultural Grains - Application to Spouted Bed Dryer Design, Paper presented at the 74th I.S.C.A. Conference, Bangalore, Jan. 3-7, 1987.

  24.       Viswanathan, K.; Lyall, M.S.; Dhingra, S.C., An Economic Model for Drying of Agricultural Grains in Spouted Beds, Int. Symp. on Multiphase Transport and Particulate Phenomena, Miami, Dec. 15-17, 1987.

  25.       Viswanathan, K., Modeling and Design of Fluidized and Spouted Bed Dryers for Grains, Oilseeds and Pulses, Paper presented to National Fertilizers Ltd., New Delhi, March 1989.

    Bubble Columns

  26.       Viswanathan, K.; Rao, D.S., Circulation in Bubble Columns, Chem. Eng. Sci., 1983, 39, 474-478.

  27.       Viswanathan, K.; Rao, D.S., Inviscid Liquid Circulation in Bubble Columns, Chem. Eng. Commun. 1984, 25, 133-151.

  28.        Viswanathan, K., Flow Patterns in Bubble Columns, in "Encyclopedia of Fluid Mechanics", Cheremisinoff, N.P.(Ed.), Gulf Publishing Corporation, 1985, Ch. 38, pp. 1180-1215. 

  29.       Haque, M.W.; Nigam, K.D.P.; Viswanathan, K., Studies on Gas Hold-up and Bubble Parameters in Bubble Columns with CMC Solutions, Ind. Eng. Chem. Process Des. and Dev., 1986, 25,

  30.       Haque, M.W.; Nigam, K.D.P.; Srivastava, V.K.; Joshi, J.B.; Viswanathan, K., Studies on Mixing Time in Bubble Columns with Pseudoplastic CMC Solutions, Ind. Eng. Chem. Process Des. and Dev., 1986, 25,

  31.       Haque, M.W.; Nigam, K.D.P.; Viswanathan, K.; Joshi, J.B., Studies on Bubble Rise Velocity in Bubble Columns Employing Non-Newtonian CMC Solutions, Chem. Eng. Commun., 1988, 29,

    Size Reduction and Grinding

  32.      Viswanathan, K.; Mani, B.P., Mathematical Analysis of a Tumbling Mill to Determine the Optimum Operating Speed, Paper presented at the Symposium on Advances in Science and Technology of Mineral Benefication in India, Dec. 3-5, 1981.

  33.       Viswanathan, K.; Mani, B.P., Distribution Function of Comminution Kinetics - Modeling and Experimental Study, Int. J. Miner. Proc., 1982, 9, 385-392.

  34.       Viswanathan, K.; Mani, B.P., Optimum Method of Calculation of Product Distribution from Distributed Fracture Model, Int. J. Miner. Proc. 1983, 11, 155-162.

  35.       Viswanathan, K.; Mani, B.P., Determination of Product Distribution from Distributed Fracture Model, Paper presented at the International Conference on Recent Advances in Particulate Science and Technology, Madras, Dec. 8-10, 1982, Paper B1.

  36.       Viswanathan, K.; Mani, B.P.; Rao, A.P., Comminution Models-State of Art, Paper presented at the Workshop on Automatic Control of Grinding and Flotation Processes in Mineral Industries, Vizagpatnam, 1983, pp. E1-E26.

  37.       Viswanathan, K.; Mani, B.P., Determination of Optimum Operating Speed of Tumbling Mills, Aufbereitungs Technik, 1983, 24, 587-590.

  38.       Viswanathan, K.; Mani, B.P., Scale-Up Procedure for Grinding in Tumbling Mills Using the Distributed Fracture Model, Aufbereitungs Technik, 1984, 25, 589-594.

  39.       Viswanathan, K.; Juguna, P.G.; Mani, B.P.; Ramachandran, K.B., Experimental Investigation of the Distributed Fracture Model for Grinding of Rice Straw in Ball Mills, Paper presented at the International Symposium on Particulate Science and Technology, Honolulu, U.S.A., August 1-5, 1983. 

  40.       Viswanathan, K.; Mani, B.P., Effect of Ball Size Distribution on Product Particle Size Distribution in Ball Mills, Proc. 10th Powder & Bulk Solids Conference, U.S.A., Cahners Exposition Group, 1985, pp. 839-849.

  41.       Viswanathan, K.; Mani, B.P., Computer Applications in Powder Technology, Proc. 10th Powder & Bulk Solids Conference, U.S.A., Cahners Exposition Group, 1985, pp. 3-12.

  42.       Viswanathan, K., Theoretical Expressions for the Distribution Function of Comminution Kinetics, Ind. Eng. Chem. Fundam., 1985, 24, 339-343.

  43.       Viswanathan, K.; Mani, B.P., Analysis of A Closed Grinding Circuit, Int. J. Powder & Bulk Solids Technology, 1984, 8, 25-28. 

  44.       Dewaswithin, A.; Mani, B.P.; Viswanathan, K., Increasing Grinding Efficiency in Mineral Plants, Paper presented to the 1st National Conference on Hydraulic Transport, Ranchi, March, 14-16, 1985.

  45.       Viswanathan, K., Grinding Process Parameters, A Lecture Delivered in the Training Course on Improving Grinding Efficiency in Cement Plants, C.R.I., New Delhi, April 9, 1985. 

  46.       Viswanathan, K., Computer Based Models for Grinding and Industrial Case Studies, Aufbereitungs Technik, 1986, 27, 560-572. 

  47.       Viswanathan, K.; Narang, K.C., Computer Simulation and Optimisation of Ball Mills/Circuits, World Cement, 1988, 10, 143-148.

  48.       Viswanathan, K.; Narang, K.C., Ball Mill Grinding System Simulation and Optimisation, Paper presented at DOE Seminar, New Delhi, Nov. 27-28, 1989.

    Attrition

  49.       Viswanathan, K.; Mani, B.P., Size Reduction by Attrition in Fluidized Beds, Ind. Chem. Engr., No. 4, 1982, 24, 48-51.

  50.       Viswanathan, K.; Mani, B.P., Attrition in a Pneumatic Conveying Pipeline, J. Pipelines, 1984, 4, 251-258.

  51.       Viswanathan, K., Size Distribution Produced due to Attrition in Fluidized Beds, Pneumatic Conveying Pipelines and Spouted Beds, Int. J. Miner. Proc., 1984, 14, 127-147.

  52.       Ramaratnam, S.; Viswanathan, K.; Mani, B.P., Studies on Attrition in Fluidized Beds, No. 4, 1984, 4, 1-9.

  53.       Ramarantnam,S.; Viswanathan, K.; Mani, B.P., Attrition of Silica Gel and Calcite in Fluidized Beds, Paper presented at the 37th IIChE Conference, New Delhi, 1984.

  54.       Viswanathan, K., Jet Mill Design - A Complete Method, Int. J. Bulk Solids Handling, 1987, 7, 585-593.

    Particle Size & Shape Analysis and Distributions

  55.       Viswanathan, K.; Iyer, P.V.R.; Mani, B.P., Statistical Analysis of Particle Size Distributions, Paper presented at the 31st IIChE Conference, Trichur, 1978. 

  56.       Viswanathan, K.; Mani, B.P., Determining a Distribution Equation for a Given Distribution of Particle Sizes, Ind. Chem. Engr., No. 3, 1980, 22, 44-46.

  57.       Viswanathan, K.; Iyer, P.V.R.; Mani, B.P., Estimation of Specific Surface Area and Shape Factors, Ind. Eng. Chem. Process Des. and Dev., 1982, 21, 345-348.

  58.       Viswanathan, K.; Mani, B.P., A New Particle Size Distribution, Ind. Eng. Chem. Process Des. and Dev., 1982, 21, 776-778.

  59.       Viswanathan, K.; Aravamudhan, S.; Mani, B.P., Separation Based on Shape. Part I : Recovery Efficiency of Spherical Particles, Powder Technol., 1984, 39, 83-91.

  60.       Aravamudhan, S.; Premkumar, A.; Yerrapragada, S.; Mani, B.P., Viswanathan, K., Separation Based on Shape. Part II : Newton's Separation Efficiency, Powder Technol., 1984, 39, 93-98. 

  61.       Ramaratnam, S.; Viswanathan, K.; Mani, B.P., Use of Andreasen Apparatus for Size Determination of Milk Powder, Dairy Journal, 1985.

  62.       Viswanathan, K.; Rattan, A.; Narang, K.C., Software Package for Measurement of Particle Size Distributions, Zement Kalk Gips, 1988, 41, 82-86.

  63.       Viswanathan, K.; Narang, K.C., Further Developments in SIZEANAL, Zement Kalk Gips, 1988.

  64.       Viswanathan, K., Characterising Steepness of Powders, Ind. Chem. Engr., No. 4, 1987, 29, 41-45.

    Monotonic Transform

  65.       Viswanathan, K., Curve-Fitting Monotonic Functions, AIChE J, 1984, 30, 657-660.

  66.       Viswanathan, K., Direct Determination of Rate Controlling Step in Fluid Particle Reactions, Ind. Chem. Engr., No. 3, 1982, 24, 30-33.

  67.       Viswanathan, K., Derivative from Monotonic Transform, Pulsar, 1983, pp. 58-59.

  68.       Viswanathan, K., Monotonic Transform, Paper presented to the 73rd I.S.C.A. Conference, New Delhi, Jan. 3-7, 1986.

  69.      Viswanathan, K., Determination of Derivative and Kinetic Rate Parameters Using the Monotonic Transform, Ind. Chem. Engr., No. 3, 1987, 29, 15-19

              Miscellaneous

  1.      Viswanathan, K.; Mani, B.P., Development of an Empirical Equation for the Estimation of Change in Internal Energy of Vapourisation, Proc. 32nd IIChE Conference, Bombay, Paper IVA2, 1979, pp. 1-14.

  2.      Viswanathan, K.; Mani, B.P., Hold-Up Studies in the Hydraulic Conveying of Solids in Horizontal Pipelines, AIChE J, 1984, 30, 682-684.

  3.      Viswanathan, K.; Ramaratnam S., An Equation to Predict the Relative Velocity Between Liquid and Solid in a Hydraulic Transportation Pipeline, Ind. Chem. Engr., Nos. 3 & 4, 1983, 25, 49-50.

  4.      Mani, B.P.; Viswanathan, K., Method to Determine In-situ Solid Concentration in a Pneumatic Conveying Pipeline, Proc. Int. Conf. Pneumatic Conveying, London, 1984.

  5.      Viswanathan, K., A Unified Equation for the Classification Function of Hydrocyclones and Vibratory Screens, Ind. Chem. Engr., No. 1, 1985, 21, 18-23.

  6.      Viswanathan, K.; Dhingra, S.C., Quick Design and Evaluation of Dryers for Coarse Granular Materials, Aufbereitungs Technik, 1987.

  7.      Bhaskar, R.K.; Murthy, R.S.R.; Miglani, B.D.; Viswanathan, K., Novel Method to Evaluate Diffusion Controlled Release of a Drug from Resinate, Int. J. Pharmaceutics, 1986, 28, 59-66.

  8.      Bhaskar, R.K.; Murthy, R.S.R.; Miglani, B.D.; Viswanathan, K., Kinetic Studies on the Release of a Drug from a Resinate, Paper presented to the 37th I.P.C.A. Conference, New Delhi, 1986.

  9.      Viswanathan, K.; Dhingra, S.C., Model for Velocity Profiles and Mass Transfer in a Fixed Bed, Paper presented at IDS'88 Conference, Versailles, France, Paper PA.7, 5th-8th September 1988. 

  10.      Viswanathan, K.; Doshi, S.R., Solids Residence Time and Hold-up in Rotary Dryers, FAI Workshop, India (1988).

  11.      Viswanathan, K.; Lakshmivarahan, Y., Total Energy Audit and Management using TEAM, Cement Industry Annual Review, 11, 95-104 (1992).

     

Address :  Dr. K. Viswanathan, B-113/2 East of Kailash, New Delhi 110065, INDIA.  Ph : 91 11  26830345, Mob: 9818803624.   
  Email:  ptcsoftware@softhome.net, ptcsoftware@rediffmail.com.