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THE 1994 ICHEME RESEARCH EVENT
Contents — Volume 2
Chemical reaction engineering/catalysis
*174. Keynote lecture
NMR studies of structure and transport in porous catalyst pellets.L.F. Gladden (University of Cambridge) 545
t*175. Keynote lecture
Diffusion-reaction on the macro and microscale. The fluid bed, catalyst pellet and
biological cell.
J.J. Carberry (University of Notre Dame, USA)
176. A light scattering study of coal combustion in a drop tube furnace.
J.B.A. Card and A.R. Jones (Imperial College) 550
*177. A random walk method for the simulation of diffusion and reaction in porous solids.
H.P.G. Drewry and N.A. Seaton (University of Cambridge) 553
*178. Ablative pyrolysis of biomass for the production of liquids in high yields.G.V.C. Peacocke and A.V. Bridgwater (Energy Research Group, Aston University) 556
179. Air staging of a CFB combustor— design considerations.
X.S. Wang, M.J. Rhodes (University of Bradford) and B.M. Gibbs (University of Leeds) 559
180. An experimental investigation of catalytic reaction under pressure swing operation.C.P. Hull, N.F. Kirkby (University of Surrey), E. Alpay, D. Chatsiriwech and
L.S. Kershenbaum (Imperial College) 562
*181. Applications of visualised porosimetry for pore structure characterisation of
adsorbents and catalysts.
J. Mirrazei-Roudaki, A. Al-Lamy, R. Mann (UMIST) and A. Holt (Dycat
International, Sheffield) 565
182. Binder burnout in ceramic compacts.
B.J. Briscoe, G.F. Russell and T. Savvas (Imperial College) 568
*183. Catalysis and pollutant abatement: the removal of hypochlorite from chlorine/caustic
scrubber effluent.
F.E. Hancock (ICI Katalco Research) 571
184. Chemical reaction engineering: theory and practice.
S.P. Waldram (Hazard Evaluation Laboratory) and R. Perdriau (Elf-Atochem, France) 574
*185. Design of a sonochemical reactor.
H. Duriyabunleng and J.P.M. Trusler (Imperial College) 577
186. Determination of reaction kinetic parameters from temperature behaviour in
batch reactors.
J.M, Mansfield, R.A. Pulley and J.A. Wilson (University of Nottingham) 580
187. Downdraft gasification of biomass in an open-core and a hybrid-throated gasifier.
J.B. Milligan and A.V. Bridgwater (Aston University) 583
188. Dynamic behaviour of a fixed-bed catalytic reactor with catalyst deactivation.
T. Mongkhonsi and L.S. Kershenbaum (Imperial College) 586
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*
189. Electrochemical oxidation of bromide in the formation of bromate and bromination
of alkenes.
K. Scott (University ofNewcastle-upon-Tyne) 589
*190. Enhanced conversion during ethane dehydrogenation using a catalyticmembrane reactor.
E. Gobina and R. Hughes (University of Salford) 592
191. Factors affecting the preparation of potassium promoted, iron based coprecipitated
catalysts.K. Hellgardt and D. Chadwick (Imperial College) 595
192. High temperature adsorption of methylcyclohexane and toluene vapours on some
commercial adsorbents.
E. Alpay, N. Haq, L.S. Kershenbaum (Imperial College) and N.F. Kirkby (Universityof Surrey) 598
193. Hydrogenation of soya bean oil using an immobilised catalyst in an intermeshingco-rotating twin-screw extruder.
S.A. Jordy, S.F. Orchard and J.M. Winterbottom (University of Birmingham) 601
*194. Investigation into the effect of particle shape on the structural properties of
packed beds.
E.A. Foumeny, P.M. Summers and S. Roshani (University of Leeds) 604
195. Lipase/glycerol separation in aqueous solutions by membrane separation.H. Rahmat and L.R. Weatherley (Queen's University of Belfast) 607
196. Mass dispersion in packed beds: effect of particle shape.E.A. Foumeny, L. Bailey, M.A. Chowdhury and A. Kulkarni (University of Leeds) 610
197. Measurement of size and concentration in mixed systems of particles.A.R. Jones and H. Zhao (ImperialCollege) 613
198. Methanol synthesis from CO2/H2 over CuO/ZnO/Al203 and PdO/CuO/ZnO/Al203.M. Sahibzada, I.S. Metcalfe and D. Chadwick (Imperial College) 616
199. Modelling chemically reacting processes involving multiple phases.B. Edmonds, R.A.S. Moorwood and R. Szczepanski (Infochem Computer Services) 619
200. Modelling of heavy fuel oil spray combustion in a cylindrical combustor.E.A. Foumeny, T. Mahmud and A.S.A.K. Sharifah (University of Leeds) 622
201. Modelling of radiolytic graphite oxidation in nuclear reactors.
I .A. Sadie r (Nuclear Electric pic) 625
202. NMR studies of adsorption and deactivation in zeolite Y.
K.Y. Cheah, J. A. Sousa Goncalves and L.F. Gladden (University of Cambridge) 628
203. Observations of ignition patterns in a carbon dioxide-breathing diesel engine.J.G. Hawley, P. Broadhurst (Royal Naval Engineering College), S.J. Ashcroft andM.A. Patrick (University of Exeter) 631
204. Oxide anode materials for methane solid oxide fuel cells.R.T. Baker and I.S. Metcalfe (Imperial College) 634
*205. Oxygenated fuels and chemicals using slurry reactor technology.B.A. Toseland and D.M. Brown (Air Products and Chemicals, Inc, USA) 637
206. Prediction of flow in a gas fired swirl burner.
N. Dombrowski, E.A. Foumeny, T. Mahmud and A. German (University of Leeds) 640
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THE 1994 ICHEME RESEARCH EVENT
207. Pressure drop correlations for packed bed reactors: significance of mean voidage.E.A. Foumeny, M.A. Chowdhury, A. Kulkarni and A. Vatani (University of Leeds) 643
208. Rapid microwave pyrolysis of coal.
P. Monsef-Mirzai, M. Ravindran and W.R. McWhinnie (Aston University) 646
209. Separation of closely related acids and bases by dissociation extraction.
A.S. Arif, M.M. Anwar and D.W. Pritchard (University of Teesside) 649
210. The co-current downflow contactor reactor (CDCR): catalytic hydrogenation of
model three phase reaction systems in slurry operation, with and without appliedtangential flow.
A.P. Boyes, Z. Khan, S. Raymahasay and J.M. Winterbottom (Universityof Birmingham) 652
*211. The enhancement of catalytic reaction by pressure swing adsorption.D. Chatsiriwech, E. Alpay, L.S. Kershenbaum (ImperialCollege), C.P. Hull and
N.F. Kirkby (University of Surrey) 655
212. The synthesis and characterisation of a biomimetic zeolite catalyst.J.W. Sorensen Blair, A.P. Matharu, E.C. Constable, L.F. Gladden (University of
Cambridge) and S.W. Carr (UnileverResearch) 658
213. The thermal determination of the residence time in a falling film reactor.
Y.Y. Chan, E.G. Killick and C.H. Steele (South Bank University) 661
214. The use of blended coals in direct coal liquefaction.A. Pickering and M. Cloke (University ofNottingham) 664
215. The use of image analysis in the modelling of coal combustion.
E. Lester, M. Cloke, M. Allen and N.J. Miles (University ofNottingham) 667
216. Virial coefficients of ethane and (methane + ethane) determined from the speedof sound.
A.F. Estrada-Alexanders and J.P.M. Trusler (ImperialCollege) 670
217. Wall heat transfer in packed beds.
E.A. Foumeny and S. Bhatti (University of Leeds) 673
Materials and physical properties
t*218. Keynote lecture
Interaction law—the rheology of particulate assemblies.B.J. Briscoe (Imperial College)
*219. A method for the direct measurement of the forces between colloidal sized particles.P.F. Luckham and B.A. de L. Costello (ImperialCollege) 676
220. A modified surface forces apparatus for measuring frictional forces.
H.B. Kutzner, P.F. Luckham (ImperialCollege) and J. Rennie (UnileverResearch) 679
221. A novel recirculation still for determination of vapour liquid equilibrium up to 35 bar.
P.A. Russell, H.K. Zain and J.D. Jenkins (Aston University) 682
222. Auto-adhesion of carbon fibres.
B.J. Briscoe, J.Y.C. Law, D.R. Williams and P.F. Luckham (Imperial College) 685
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THE 1994 ICHEME RESEARCH EVENT
223. Blow moulding of polymers.J.M. Houghton, P.J. Heggs (University of Bradford) and D.B. Ingham (Universityof Leeds) 688
224. Conditioning acrylic precursors for carbon fibres.
D.O. Kiminta, I. Boz and P. Carry (Imperial College) 692
225. Density distributions in die pressed alumina compacts.
N. Ozcan, B.J. Briscoe and I. Aydin (Imperial College) 695
226. Derivation of interatomic force-fields for alkali perchlorates and their application to
USA), D. Pugh, K.J. Roberts and G.B. Telfer (University of Strathclyde) 698
227. Dynamic characteristics of electrically active fibrous filter medium.
D.C. Walsh and J.I.T. Stenhouse (Loughborough University of Technology) 701
*228. Effects of binder composition on the rheology, sintering and burnout behaviour inextruded alumina pastes.T. Shannon and S. Blackburn (University of Birmingham) 704
229. Effects of crosslinking behaviour in polymer blends.
S. Elliniadis, S. Pavawongsak and J.S. Higgins (Imperial College) 707
230. EOSMIX: A computer package for thermophysical property evaluation.
R.J.B. Craven, K.M. de Reuck, A.E. Elhassan, A. Fenghourand W.A. Wakeham
(Imperial College) 710
231. Foam characterisation using a vision system.P.D. Thomas, R.C. Darton and P.B. Whalley (University of Oxford) 713
232. Gas induced rupture of elastomers.
B.J. Briscoe, C.T. Kelly and T. Savvas (Imperial College) 716
233. Investigating the crystal structure of triphendioxazine using a combination of highresolution powder diffraction and computational chemistry.P.G. Fagan, K.J. Roberts (University of Strathclyde) and R. Docherty (ZenecaSpecialities Research Centre) 719
*234. Micromanipulation measurements of the bursting strength of single microcapsules.Z. Zhang, C.R. Thomas (University ofBirmingham) and R. Saunders (Arjo WigginsResearch and Development Ltd) 722
235. Modelling of non-uniform radial paste flow.
A.J.D. Bates and J. Bridgwater (University ofBirmingham and Universityof Cambridge) 725
236. Modelling the solvent-induced habit modification of Caprolactam.K.J. Roberts and E.M. Walker (University of Strathclyde) 728
237. Outline of a novel method for prediction of gas solubilities.A.-L.B. Jensen and A.I. Kakhu (Aston University) 731
238. Polymer blends under shear flow: a thermodynamic study.M.L. Fernandez, J.S. Higgins and S.M. Richardson (Imperial College) 734
239. Prediction of the transport properties of dense mixtures.V. Vesovic and W.A. Wakeham (Imperial College) 737
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THE 1994 ICHEME RESEARCH EVENT
240. Preliminary studies on a new method for phase equilibria determination.
D. Hodges, D.W. Pritchard and M.M. Anwar (University of Teesside) 740
241. Rheologicai consequences of structural parameters of star polymers in solution.V. Cloke and J.S. Higgins (Imperial College) 743
*242. Rubber toughening of crazing and shearing matrices using diblock copolymersas compatibilisers.
H.E. James, J.S. Higgins (ImperialCollege), R. Scherrenberg (DSM Research
The Netherlands) and K. Mortensen (Rise NationalLaboratory, Denmark) 746
243. Separation of eutectics through hydrotropy.E.J. Colonia and N.S. Tavare (UMIST) 749
244. SiALON (Si6-zAlzOzN8-z) membrane filters: manufacture and characterisation.
R.J. Wakeman, J.L. Henshall and S.G. Ng (University of Exeter) 752
245. Soap bubbles in pores with non-axisymmetric converging-diverging geometry.M.J. Heslop, G. Mason and A. Provatas (Loughborough University of Technology) 755
246. Swelling and deswelling of deformable microgel particles and its effect on rheology.D. Kiminta, P.F. Luckham (Imperial College) and S. Lenon (ICI Paints Division) 758
247. Targeting the development of membranes for gas separation.A.B. Hinchliffe, K.E. Porter and B.J. Tighe (Asfon University) 761
*248. The effect of moisture content at extrusion on the drying behaviour and properties of
boehmite gel extrudates.
I. P. Kilbride and A.J. Barker (University ofBirmingham) 764
249. The effect of pressure on the surface shear stress behaviour of particulate pastes.M. Whiskens and D.R. Oliver (University of Birmingham) 767
250. The potential use of dynamic mechanical thermal analyses (DMTA) in optimizing the
thermoforming of plastics.E. Harkin-Jones, N. Macauley, G.M. McNally and W.R. Murphy (Queen's Universityof Belfast) 770
251. The role of pitting and localised corrosion in environmental assisted failure.
R. Akid (SIRIUS, University of Sheffield) 773
252. The viscoelastic properties of confined polymer layers.B.A. Costello, P.F. Luckham and S. Manimaraan (Imperial College) 776
253. Thermal conductivity of liquid mixtures.
H. Mensah-Brown and W.A. Wakeham (Imperial College) 779
254. Wave attenuation using soluble/ insoluble polyalkylglycols.J.S. Fox and N.H. Thomas (FAST Team, University of Birmingham) 782
Process systems engineering
t*255. Keynote lecture
Trends in process systems engineering.J.D. Perkins (Imperial College)
t*256. Keynote lecture
What next in control? A view from industry.
D.J. Stockill (Shell UK)
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THE 1994 ICHEME RESEARCH EVENT
257. A general thermodynamic approach to the synthesis of separation systems.
R. Zemp and R. Smith (UMIST) 785
258. A graph-theoretic approach to integrated dynamic process systems modelling.
S.J. Harris, M T. Tham and M.J. Willis (University ofNewcastle-upon-Tyne) 788
259. A modelling system for combined lumped and distributed parameter processes.
M. Oh and C.C. Pantelides (ImperialCollege) 791
260. A project management system for concurrent engineering environment.
C. McGreavy, M. Benayoune and J. Jalali-Ghazaani (University of Leeds) 794
*261. A review of systems that generate electricity from biomass.
A.J. Toft and A.V. Bridgwater (Aston University) 797
262. A study of the mixing characteristics of a novel axial flow impeller.
Y. Zhang, M. Yianneskis, L. Shi, Y. Wang and M. Lin (King's College London) 800
263. A tutorial system for batch processing.B.G. Wang and A.R. Wright (University of Newcastle-upon-Tyne) 803
264. An evaluation of the use of cluster theory for the choice of fuzzy reference sets for
process modelling.
B. Kelkar and B. Postlethwaite (University of Strathclyde) 806
265. An industrial application of a fuzzy model based controller.
H. Bremner and B. Postlethwaite (University of Strathclyde) 809
266. An integrated information environment for process engineering.
M. Benayoune and C. McGreavy (University of Leeds) 813
*267. An integrated software system for multipurpose plant optimisation.C.C. Pantelides, N. Shah, L.G. Papageorgiou and IT. Dedopoulos (ImperialCollege) 816
268. Application of gullwing contactor for liquid-liquid extraction.
D.C. Kothari, M.J. Pitt, G.E. Sachs (University of Leeds) 819
*269. Approaches to integrating chemical process development.B.P. Das, C.E. Journet and D.W. Edwards (Loughborough University of Technology) 823
270. Characteristics of flow in centrifugal pressure nozzles.
C.A. Sudlow (University of Nottingham) and C.J. Mumford (Aston University) 826
271. Characterization of packed bed PCM thermal regenerators.
E.A. Foumeny and J. Ma (University of Leeds) 829
*272. Combined neural-network first principles model in quality control of
performance chemicals.
C.E.A. Wainwright, J.A. Wilson and R.A. Pulley (University ofNottingham) 832
*273. Computer aided product design: problem formulation and application.L. Constantinou, K. Bagherpour and R. Gani (Technical University of
Denmark, Denmark) 835
274. Control configurations assessment in the synthesis of heat exchanger networks.
K.P. Papalexandri and E.N. Pistikopoulos (Imperial College) 838
*275. Control structure selection based on economics.
J.A. Heath and J.D. Perkins (ImperialCollege) 841
276. Controlling the pressure swing adsorption process.
I.R. Zone and N.F. Kirkby (University of Surrey) 844
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277. Counter-current dissolved air flotation/filtration (COCO-DAFF). Experimentalverification of a new process.
A. Eades, G.A. Ockleston, A.J. Rachwal (Thames Water Utilities Ltd) andD.G. Stevenson (PWT Projects Ltd) 847
278. Description of kinematics of bubble motion in flotation froth.
E.T. Woodburn and D.G. Murphy (UMIST) 850
*279. Design and monitoring of site-wide utility systems for operational variations.V.R. Dhole and S. Mavromatis (UMIST) 853
280. Design optimisation of plate-fin heat exchangers using CFD.
C.I. Adderley (Rolls-Royce andAssociates), E.A. Foumeny and H.E. Griffin
(University of Leeds) 856
281. Distribution and production scheduling for multipurpose plants.S.J. Wilkinson, N. Shah and C.C. Pantelides (Imperial College) 859
282. Energy integration in multipurpose plant operation.L.G. Papageorgiou, N. Shah and C.C. Pantelides (ImperialCollege) 862
283. Fluid flow in flat fan nozzle and its effect on spray performance.Q. Zhou, P.C.H. Miller, P. Walklate (Silsoe Research Institute) and N.H. Thomas
(FAST Team, University ofBirmingham) 865
284. Framework for process model-solver interaction.
P.Z. Maguire, D.M. Scott, W.R. Paterson (University of Cambridge), A. Struthers and
M. Davies (ICI Engineering) 868
285. Fuzzy matching — a new method for plant capital cost estimating.G.J. Petley and D.W. Edwards (Loughborough University of Technology) 871
286. Fuzzy-model based pH control.
B. Kelkar and B. Postlethwaite (University of Strathclyde) 874
287. Heat integrated distillation sequencing for constant pressure.K. Liebmann and V.R. Dhole (UMIST) 877
288. Improved control of batch reaction and distillation process based on inferred
composition measurements.C.L.M. Martinez and J.A. Wilson (University of Nottingham) 880
*289. Incorporation of maintenance optimization in process design.T.V. Thomaidis and E.N. Pistikopoulos (ImperialCollege) 883
290. Inherent safety assessment of chemical process routes by expert judgement.D. Lawrence and D.W. Edwards (Loughborough University of Technology) 886
291. Integrated use of electrode measurements in neutralisation process control.
N. Guy and JA Wilson (University of Nottingham) 889
292. Local heat transfer coefficients in corrugated plate exchangers determined by an
electrochemical mass transfer analogue technique.R.A. Hallam, P.J. Heggs and P. Sandham (University of Bradford) 892
293. Maintainability of process plant.
C.P. Whetton (University of Sheffield) 896
294. Modelling and software development for optimal short-term scheduling of maintenance
and production in multipurpose plants.I.T. Dedopoulos and N. Shah (Imperial College) 899
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THE 1994 ICHEME RESEARCH EVENT
295. Modelling, simulation and optimisation of periodic adsorption processes.
S. Nilchan and C.C. Pantelides (Imperial College) 902
*296. Operation of pipeless plant.R. Liu and C. McGreavy (University of Leeds) 905
297. Optimal batch process synthesis.M.S. Charalambides, N. Shah and C.C. Pantelides (Imperial College) 908
298. Optimal operation of multicomponent batch distillation — an industrial case study.
i.M. Mujtaba and S. Macchietto (Imperial College) 911
299. Particle mixing process systems.
T. Taylor (Unilever Research & Engineering) 914
*300. Performance-oriented mechanical design of distillation columns.
X.Z. Wang, S.A. Yang, M.L. Lu and C. McGreavy (University of Leeds) 918
301. Piping cost optimization for heat exchanger networks.
T.K. Zhelev (Bulgarian Academy of Sciences, at present running research at UMIST) 921
302. Process design techniques for developing countries; a case of small scale integrated
sugar and ethanol production processes.
O.K. Kaunde and J.R. Flower (University of Leeds) 924
303. Process simulation and techno-economic modelling of biomass thermal liquefaction and
304. Production and capacity planning under uncertainty.M.G. lerapetritou and E.N. Pistikopoulos (Imperial College) 930
305. Reduced order models for the simulation of distributed fractionation processes.
L.G. Torres and l.D.L. Bogle (University College London) 933
306. Representing design issues.
R. Goodwin and P.W.H. Chung (Loughborough University of Technology) 936
307. Robust control of ill-defined process using two degree of freedom H°° optimisation:fermentation process design study.A. El-Zobaidi, W. Vanichsriratana, T. Keshavarz, D. Brown and J.R. Leigh (Universityof Westminster) 940
308. Safety and operating procedure synthesis.J.K. Soutter and P.W.H. Chung (Loughborough University of Technology) 943
309. Simplifying heat exchanger networks.
W.R. Johns, M.J. Williams (Intera Information Technologies Ltd, UK) and V. Vasek
(Chepro Ltd, Czech Republic) 947
310. Simultaneous self-tuning control of an industrial wastewater treatment process and
estimation of re-aeration rate and oxygen uptake rate.
J.D. Boyle, A. Cakici and D. Biss (University of Exeter) 950
311. Solvent optimisation techniques in the development of a separation process.
O. Odele, S. Macchietto (ImperialCollege) and C.L. Chen (BP International) 953
312. Some new approaches to state estimation and predictive control applied to a
fermentation process.
N.A. Jalel and J.R. Leigh (University of Westminster) 956
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THE 1994 ICHEME RESEARCH EVENT
313. Sparged agitated boiling reactors.
J.M. Smith, C. Stephen, A. Katsanevakis, S. Allinson and R. Lake (Universityof Surrey) 959
318. Towards quantifying the effect of inverse response in nonlinear processes.K. Trickett and I.D.L. Bogle (University College London) 976
*319. Use of predictive control techniques for the control of a reactor with
exothermic reactions.
P. Kittisupakorn and L.S. Kershenbaum (Imperial College) 979
Single and multiphase transport phenomena
t*320. Keynote lecture
Liquid-liquid extraction for dilute feeds.
E.S. Ortiz (Imperial College)
*321. Keynote lecture
The compressible particle phase hypothesis in fluidization dynamics.L.G. Gibilaro (University College London) 983
322. A dynamic observation on the micro-structure of a water-based electro-rheologicalfluid using an optical microscope.T.Y. Chen, B.J. Briscoe and P.F. Luckham (Imperial College) 995
323. A general film model for prediction of condensation rates.
D.R. Webb and M. Le Bon (UMIST) 998
*324. A novel experimental method for the determination of axail dispersion in a
packed column.
P.A. Addison, B.A. Buffham and G. Mason (Loughborough University of Technology) 1001
325. A similar-profile regime of gas-solids vertical flow in the riser of circulatingfluidized bed.
H. Cheng and M.J. Rhodes (University of Bradford) 1004
326. A simple probe for voidage and velocity measurements in bubbly flow.
X. Huang, X. Yang and N.H. Thomas (FAST Team, University of Birmingham) 1007
*327. A space exhaustive tessellation to model the structure of asymmetric porous media.
R. Jafferali and G.A. Davies (UMIST) 1010
328. A study of the flows induced by a pitched blade/Rushton dual impeller system with
LDA and flow visualisation.
K. Rutherford, S.M.S. Mahmoudi, K.C. Lee and M. Yianneskis (King's College London) 1014
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*329. An experimental study on aeration phenomena in slug flow.
A. Paglianti (University of Pisa, Italy), P. Andreussi (University of Udine, Italy) and
O J. Nydal (Institutt for Energiteknikk, Norway) 1017
*330. Behaviour of concentrated liquid-liquid dispersions in tube flow and static mixers.
I. Efthimiadu, E. Kocianova and I.P.T. Moore (University of Birmingham) 1020
*331. Bubble formation and detachment from gas-inducing impellers.
S.E. Forrester and CD. Rielly (University of Cambridge) 1023
332. Bubble trajectories and void fraction distributions in bubbly flows around cylinders.A.E. Bayly and CD. Rielly (University of Cambridge) 1026
333. Buoyancy effects in two-phase inclined bubbly flows.
K. Sanaullah and N.H. Thomas (FASTTeam, University of Birmingham) 1029
334. Calculation of optic fibres calibration curves for the measurement of solids volume
fraction multiphase flows.
G. Amos, M.J. Rhodes and H. Benkreira (University of Bradford) 1032
335. Characterisation of coaxial turbulent jet mixing using CFD.
N. Dombrowski, E.A. Foumeny and S.O. Holiday (University of Leeds) 1035
*336. Coalescence of long bubbles in non-Newtonian liquids.P.S. Carew and N.H. Thomas (FAST Team, University of Birmingham) 1038
337. Compact two phase heat exchangers.A.J. Holt, B.J. Azzopardi and M.W. Biddulph (University of Nottingham) 1041
338. Compressible cake filtration.
R.G. Holdich, E.S. Tarleton and S. Willmer (Loughborough University of Technology) 1044
339. Compression and channelling in sedimenting systems.R .G. Holdich and G. Butt (Loughborough University of Technology) 1047
*340. Deposition and removal of particle agglomerates during hydrodynamic flows.
341. Effects of ultrafines on the fluidization of Group A and C powders.F. Zahraei, J.G. Yates, P. Ayazi Shamlou and D. Newton (University College London) 1053
342. Enhanced heat and mass transfer of oscillating droplets under forced convection.
G. Oteng-Attakora, D.E. Walton and C.J. Mumford (Aston University) 1056
343. Gas-liquid mass transfer in high intensity in-line motionless mixers.Z.M. Zhu (BHR Group Ltd) 1059
344. Heat and mass transfer in an adsorbent pellet within a microwave field.
P.J. Heggs and J.M. Bao (University of Bradford) 1062
345. Horizontal gas-oil wellbore as porous tube flow with injection.Z. Hassan and N.H. Thomas (FAST Team, University of Birmingham) 1066
*346. How fast will your bottle empty?A.A.K. Tehrani (NNC Limited), A.A. Wragg and M.A. Patrick (University of Exeter) 1069
347. Hydrodynamic aspects of pneumatically driven gas-liquid contacting devices.B. Vafaei, C. De Carville, A.P. Ison and P. Ayazi Shamlou (University College London) 1072
348. Hydrodynamic behaviour of an external loop three phase air-lift reactor.
R.S. Douek and A.G. Livingston (ImperialCollege) 1075
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THE 1994 ICHEME RESEARCH EVENT
*349. Laboratory evaluation of tertiary oil recovery by micellar flooding.S. Thomas, N.H. Thomas (FAST Team, University of Birmingham) and S.M. Farouq Ali
(University ofAlberta, Canada) 1078
350. Large bubbles in downward two-phase flow.
R.P. Bacon, D.M. Scott and R.B. Thorpe (University of Cambridge) 1081
*351. Liquid distribution in a tilted packed column.
R.K. Tanner and B. Waldie (Heriot-Watt University) 1084
*352. Marangoni convection under microgravity.M .A. Mendes-Tatsis (Imperial College) 1087
*353. Measurement and observation of the division of two phase flow strings at a
horizontal bifurcation.
W.J. McBride and P.L. Spedding (Queen's University ofBelfast) 1090
354. Measurements of power requirements of a dual-impeller agitated vessel.
R.I. Kissack, T. Mahmud and G.E. Sachs (University of Leeds) 1093
355. Mechanism of metal extraction by reverse micellar systems.
M. de L. Dias Lay and E.S. Perez de Ortiz (Imperial College) 1096
356. Modelling water hammer with transmission line techniques.
S.B.M. Beck, R.F. Boucher and H. Haider (University of Sheffield) 1099
*357. Motion of large single and multiple particles in pipelines under laminar
flow conditions.
C.A. Branch and CD. Reilly (University of Cambridge) 1102
358. Multi-phase flow characteristics of a vortex throttle.
Y.R. Goh, G.H. Priestman and J.R. Tippetts (University ofSheffield) 1105
359. Multiphase modelling and minimalist thermodynamics.C. Woodley, S.M. Richardson and G. Saville (Imperial College) 1108
360. NMR imaging studies of multiphase transport and remediation in soils.
C.A. Baldwin and L.F. Gladden (University of Cambridge) 1111
361. Optimisation of the Coanda switched vortex valve.
Y.H. Goh, J.R. Tippetts and G.H. Priestman (University of Sheffield) 1114
362. Osmosis and electro-osmosis through SPEES/PES membranes.
J.C.R. Turner, D.W. Bridson and P. Meares (University of Exeter) 1117
363. Particle settling in an hydraulic fracture.
S.J. McCaffery, L. Elliott, D.B. Ingham (University ofLeeds) and A.T. Unwin
(Schlumberger Cambridge Research Ltd) 1120
*364. Particulate deposition onto a plate fin heat exchanger.
M.A. Masri and K. R. Cliffe (Universityof Sheffield) 1123
365. Phase distribution in gas-liquid flows through pipe fittings.
C .A. Sudlow, B.J. Azzopardi and J.H. Hills (University of Nottingham) 1126
366. Phase lag analysis of the response of a vibro-fluidisation technique for particle
size measurement.
B. Keyvani and H. Mahgerefteh (University College London) 1129
367. Pneumatic stresses in elastomeric foams.
B.J. Briscoe, W.Y. Shih and P.F. Luckham (Imperial College) 1132
XXVII
THE 1994 ICHEME RESEARCH EVENT
368. Prediction of flow patterns in stirred tanks.
E.A. Foumeny and K.S. Sandhu (University of Leeds) 1135
*369. Pressure and temperature swing adsorption in internally heated fixed beds.
P.J. Heggs, D.I. Ellis, F. Addo-Yobo and K.M. Phillips (University of Bradford) 1138
*370. Process intensification for gas-liquid reactions.
A.S. Barhey, B.J. Azzopardi and J.H. Hills (University of Nottingham) 1142
371. Simulation of ash deposition onto a cooled tube under coal combustion conditions.
S. Yilmaz and K.R. Cliffe (University of Sheffield) 1145
372. Simulation of particle and bubble dispersion in turbulent free shear flows.
X. Yang and N.H. Thomas (FAST Team, University of Birmingham) 1148
373. Simulation of the structure of a cellular ceramic membrane and its application to the
modelling of dead end and cross flow microfiltration.
J. Broughton and G.A. Davies (UMIST) 1151
374. Sorption and diffusion of large molecules in porous systems
J. Hartmann and D. Hesse (UniversMt Hannover, Germany) 1154
375. The collection efficiency of obstacles.
D. Lesnic, L. Elliot and D.B. Ingham (University of Leeds) 1157
376. The design of a TEMA 'X' shell condenser based on the film model approach.
D.R. Webb (UMIST) and M, Rana (Hick Hargreaves & Co Ltd) 1160
377. The distribution of the liquid flow over the outlet weir.
C.C. Ani, B. Davies and K.E. Porter (Aston University) 1163
378. The effect of surface tension on distillation sieve tray pressure drop.
M.W. Biddulph and C.P. Thomas (University of Nottingham) 1166
379. The in-line fluidic hammer device.
S.B.M. Beck, R.F. Boucher and H. Haider (UniversityofSheffield) 1169
380. The leakage of a contaminant from a fume cupboard.P. Hu, D.B. Ingham and X. Wen (University of Leeds) 1172
381. The mixed convection flow of a Newtonian fluid in a vertical fracture.
J. Wood, L. Elliott, D.B. Ingham (University of Leeds) and A.T. Unwin (SchlumbergerCambridge Research Ltd) 1175
382. The mixing of liquids with different viscosities in simple shear and extensional flows.
A.J. Moreira da Silva and CD. Rielly (University of Cambridge) 1178
383. The prediction of axial gas and particle velocity profiles in vertical gas-solid flow.
S. Zhou and M. Rhodes (University of Sheffield) 1181
384. The prediction of the mass of afractal aggregate from its projection in two dimensions.
A. G. Rushton and R.J. Akers (Loughborough University of Technology) 1184
385. The pressure changing steps in pressure swing adsorption.W.N. Ng, B.D. Crittenden and W.J. Thomas (University of Bath) 1187
*386. The rheology of binary mixtures of polymer latices.
R. Greenwood, IT. Kim, P.F. Luckham and T. Gregory (Imperial College) 1190
387. The simulation of liquid flow patterns on a 2.4 metre diameter sieve tray using a two
dimensional eddy diffusion model.
K. E. Porter, J.P. Fletcher and A.G. Walton (Aston University) 1193
XXVIII
THE 1994 ICHEME RESEARCH EVENT
388. Thickening and washing of slurries by crossflow filtration.
R.G. Holdich, I.W. Cumming and B. Ismail (Loughborough University ofTechnology) 1196
389. Three-dimensional computational simulation of fluid flow over cylindrical objects.E.A. Foumeny and N. Saghatoleslami (University of Leeds) 1199
390. Transport properties of polysiloxane membranes: 1. Effect of temperature and pressure
on pure gas permeability.J.E. Thomas, R. England, A.J. Ashworth, B.J. Brisdon and A.W. Hodson (Universityof Bath) 1202
391. Transport properties of polysiloxane membranes: 2. Effect of high pressure and gas
composition on permselectivity.S. Macdonald, R. England, A.J. Ashworth and B.J. Brisdon (University ofBath) 1205
392. Two phase flow in pipelines.N. Dombrowski, E.A. Foumeny, Y.D. Qi and A. Vatani (University ofLeeds) 1208
393. Vertical multiphase flow.
G.S. Woods and P.L. Spedding (Queen's University of Belfast) 1211
394. Vorticity and sandwaves: the dynamics of ripples and dunes.
R.J. Onslow and N.H. Thomas (FAST Team, University of Birmingham) 1214
*395. Water droplet carryover in a serpentine boiler tube at high temperaturesand pressures.
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