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1 Distillation and Absorption '92 UWVERSITftTSBIBUOTKEX HANNOVER WfORNtATlONSBlBUOTHEK Institution of Chemical Engineers, Rugby, UK Hemisphere Publishing Corporation A Member of the Taylor & Francis Group New York Philadelphia London i

2 Contents Papers Dynamics, measurement, control Paper 1 Page Al Paper 2 PageA17 Integrated design and control of a binary distillation column A. Abbas, P.L. Yue andp.e. Sawyer (University of Bath, UK) Dynamics and optimal control of distributed-discrete staged fractionators F.Y. Wang and IX Cameron (University of Queensland, Australia) Paper 3 PageA33 Paper 4 t A429 Paper 5 Page A51 Online optimization of distillation column using new semirigorousdynamic model S. Ganguly and D.N. Saraf (Indian Institute of Technology, India) Dynamics and control of a distillation column with a sidestream A. Koggersbcl and S.B. Jorgensen (Technical University of Denmark, Denmark) Keynote Address Reactive distillation by design M.F. Doherty and G. Buzad (University of Massachusetts, USA) Absorption, distillation with chemical reaction Paper 6 t Page A391 Sour gas absorption and regenerative distillation H.-J. Bart and K. Burtscher (Technical University ofgraz, Austria) vii

3 Paper 7 Page A69 The influence of surface phenomena on the interfacial area during absorption/desorption on a sieve plate R. Pohorocki, J. Kruszewski and B. Duczmal (Warsaw Technical University, Poland) Paper 8 t Page A451 Experimental investigation and modelling of gas-liquid absorption with a high thermal effect A. Ramadane (SNEA-DRDIE, France), Z. Aoufoussi (ELF Atochem, France) and H. Le Goff (LSGC CNRS ENSICINPL, France) Sequencing and expert systems Paper 9 Page A77 Diabatic distillation simulation-optimisation of a column with integrated heat exchangers P. Le Goff, R. Rivero and T. Cachot (Laboratoire des Sciences du Ginie Chimique, France) and A. Ramadane (SNEA, France) Paper 10 t Page A461 Knowledge based synthesis of energy integrated distillation columnsand sequences W. Schtittenhelm and K.H. Simmrock (University of Dortmund, Germany) Paper 11 Definition and computation of distillation boundaries Page A91 a new approach O. Mekiffer and K. Hartmann (Berlin Adlershof Scientific Centre, Germany) Packing 1 Paper 12 Page A99 Paper 13 t Page A481 Random packing performance in light ends distillation D. Nutter (Nutter Engineering, USA), F,C. Sllvey (deceased, formerly with Mobil Research and Development Corporation, USA) and B.K. Stober (Mobil Research and Development Corporation, USA) Evidence of vapour backmixing in packed columns in the case of high pressure distillation F.J. Zuiderweg (Consultant, The Netherlands) and D.E. Nutter (Nutter Engineering, USA) viii

4 Paper 14 +PageA489 A comprehensive model for the performance of columns containing structured packings J.L. Bravo (JaegerProducts Inc, USA), J.A. Rocha (Instituto Technologico de Celaya, Mexico) and J.R. Fair (University of Texas at Austin, USA) Paper 15 Page A109 Flooding and pressure drop prediction for structured packings H.Z. Kister (Brown & Root Braun, USA) and D.R. Gill (Simulation Sciences Inc, USA) Paper 16 PageA125 Impact of low pressure drop structured packing on air distillation R. Agrawal, D.W. Woodward, K.A. Ludwig and D.L. Bennett (Air Products and Chemicals Inc, USA) Paper 17 Page Al 39 Some Keynote Address of distillation research and industrial progress applications in China K.T. Yu (Tianjin University, China) Equipment, plants and batch distillation processes, Paper 18 Page A167 The design of spinning cone distillation columns S.J. Sykes (CSIRO, Australia) and R.G.H. Prince (University of Sydney, Australia) Paper 19 t Page A403 Short path distillation W. Fischer and D. Bethge (UIC GmbH, Germany) Packing 2 Paper 20 Page A181 Marangoni effect, liquid phase resistanceor maldistribution? F.J. Zuiderweg (Consultant, The Netherlands) and T. Yanagi (Fractionation Research Inc, USA) IX

5 Paper 21 t Page A369 Analysis of gas entries of packed columns for two-phase-flow P. Suess (Sulzer Bros Ltd, Switzerland) Paper 22 Page Al 91 in Paper 23 Page A201 Study on the temperature field and mass transfer process a column with structured packing X.J, Yuan (Tianjin University, China), G.Q. Dong (Academia Sinica, China) and S.Y. Wang (Tianjin University, China) Modelling of hydraulic and separation performance of large diametercolumns containing structured packings F. Stoter, Z. Olujic and J. de Graauw (Delft University of Technology, The Netherlands) Trays 1 Paper 24 PageA211 Paper 25 Page A221 Paper 26 Page A235 Paper 27 Page A245 Use of gamma scanning to obtain quantitative hydraulic data on a commercial scale J.G. Kunesh, D.W. King II and C.W. Fitz Jr. (Fractionation Research Inc, USA) The effect of spray structure on the spray froth transition on sieve trays W.K. Kwan, R.K.F. Ng, L.W.M. So and P.F.Y Wong (University of Hong Kong, Hong Kong) Hydrodynamics and mass transfer on vibrating valve plates E. B6kassy-Molna>, B. Korda and I. Takacs (Technical University of Budapest, Hungary) Flow pa tterns on trays and interactions with the whole fluid dynamics S. Weiss, N. Ahr and H. Herfurth (Technical University of Merseburg, Germany) Paper 28 Flow patterns and on temperatures profiles a 2.44m Page A257 diameter sieve tray K.E. Porter (Aston University, UK), K.T. Yu (Tianjin University, China), S. Chambers (Aston University, UK) and M.Q. Zhang (Tianjin University, China) x

6 Thermodynamics, azeotropic and extractive distillation, models Paper 29 Page A277 Paper 30 t Page A415 Paper 31 Page A293 Paper 32 Page A309 Paper 33 Page A329 Efficient and accurate computation of thermodynamic properties for design of separa tion processes R. Gani and A. Fredenslund (Technical University of Denmark, Denmark) Industrial applications of a nonequilibrium model of distillation and absorption operations R. Taylor, H.A. Kooijman (Clarkson University, USA) and M.R. Woodman (BP Engineering, UK) A generalized approach to phase equilibria: recent developments in the prediction of vapour-liquid equilibria from a generalized London potential J. Homer, J.D. Jenkins, K.E. Porter and A.I. Kakhu (Aston University, UK) Distillation processes for the separation of ternary zeotropic and azeotropic mixtures J.G. Stichlmair and J.-R. Herguijuela (University of Essen, Germany) Simulation of atmospheric crude towers including packed bed pump-around zones using a rate-based simulator K.J. McNulty and S.G. Chatterjee (Koch Engineering Research, USA) Trays 2 Paper 34 t AS 19 Paper 35 Page A345 Intensification of mass transfer in two-phase gas-liquid flows N.N. Kulov (Kumakov Institute of General and Inorganic Chemistry, Russia) A new high performance flow control tray I.J. Urua, J.T. Lavin (BOC Cryoplants, UK) and M.W. Biddulph (University of Nottingham, UK) Paper 36 Page A361 Varioflex valve tray, a high performance mass transfer device R. Billet (Ruhr University Bochum, Germany) xi

7 Paper 37 t Page A509 High capacity Nye trays G. de Bruyn (Glitsch Inc, USA), H.A. Gangriwala (Glitsch UK) and J.O. Nye (Nye Engineering, USA) Closing Address Paper 38 Page A385 Distillation and current absorption technology: market and new developments R.C. Darton (University of Oxford, UK) xii

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