2nd World Congress on Industrial Process Tomography
Hannover, Germany
29th - 31st August 2001
ISBN: 978 0 853 16318 3
Overview I
Process Imaging: What Industry Wants
D ScottPage 2
Software I: Electrical Capacitance Tomography
Reconstruction Algorithms for Permittivity and Conductivity Imaging
W R B LionheartPage 4
Use of Raw Capacitance Tomography Data for Flow Pattern Control
L F C Jeanmeure, T Dyakowski, W B J Zimmerman, G BakerPage 12
New Reconstruction Algorithm for Electrical Capacitance Tomography
T Loser, R Wajman, D MewesPage 20
Comparison of Three Image Reconstruction Algorithms for Electrical Capacitance Tomography
S Liu, L Fu, W Q YangPage 29
Using Principal Componant Analysis to Measure Two-Phase Flow Concentration
L Zhou, Y C Zhang, D Y Yao, L H Peng, B F ZhangPage 35
Filtering in Image Reconstruction for Electrical Capacitance Tomography
S M Ge, W Q YangPage 41
Visualization of Time-Space Dominant Particle from CT Images Using 3D Wavelets Transform - Comparison Between Non-Choking and Pseudo Choking
M Takei, H Li, M Ochi, Y Saito, K Horii, T DyakowskiPage 48
Regularization Based Image Reconstruction of Electrical Capacitance Tomography
L H Peng, D Y Yao, B F ZhangPage 57
Hardware I: Microwave, T-Ray and X-Ray System
2.45GHz Mircowave Camera for ISM Applicatons
A Joisel, J Ch BolomeyPage 68
X-ray Fluorescence Auto Projection Tomography (X-FAPT)
K I Dietzel, G A Johansen, H McCannPage 74
High-Resolution Microtomograph (Micro-CT)
A SasovPage 82
Dual Energy X-Ray Tomography in Process Engineering - A Non-Intrusive Technique to Characterise Vertical Multiphase Flows
T Grassler, K E WirthPage 90
A New Cone Beam X-ray Microtomography Facility for 3D Analysis of Multiphase Materials
C L Lin, J D MillerPage 98
X-Ray Microtomography : a New Tool to Follow Soft Material Shrinkage During Convective Drying
A Léonard, S Blacher, P Marchot, M CrinePage 110
Radar Imaging of the Natural Environment
S J Lane, R O Mackin, A Binley, H Pinkerton, R Middleton, A PeytonPage 118
The Clinical Need for a Dental CAT-Scan
G C BushwayPage 126
Overview II
Tomography and Velocimetry for Multiphase Reactors: A USA Perspective
M H Al-Dahhan, M P DudukovicPage 136
Applications I: Mixing and Flow Measurement
Imaging of Steel Profiles within a Pouring Nozzle
R Binns, A R A Lyons, A J PeytonPage 138
Measurement of the Angular Velocity Distribution in Miscible Liquid Mixing Using Electrical Resistance Tomography
M Wang, W YinPage 146
Dual-Validation of Miscible Liquid Mixing in a Stirred Vessel Imaged by Electrical Resistance Tomography (ERT)
S J Stanley, E Wabo, R Mann, K PrimrosePage 151
Application of Electrical Resistance Tomography (ERT) to Monitor a Flow - Follower in a Stirred Vessel
K. Salem, K. Kling, R MannPage 159
Multiphase Flow Regime Identification by Multibeam Gamma-Ray Densitometry
S A Tjugum, G A JohansenPage 168
The Application of Electrical Resistance Tomography to a Large Volume Production Pressure Filter
B D Grieve, Q Smit, R Mann, T A YorkPage 175
Electrical Resistance Tomography (ERT) Imaging of a Metal-Walled Solid-Liquid Filter
E L Yuen, R Mann, T A York, B D GrievePage 183
Utilizing Internal Electrodes in Volume Fraction Estimation by Electrical Process Tomography
L M Heikkinen, M Vauhkonen, T Savolainen, J P KaipioPage 191
State Estimation in Three Dimensional Impedance Imaging ? Use of Fluid Dynamical Evolution Models
A Seppänen, M Vauhkonen, P J Vauhkonen, E Somersalo, J P KaipioPage 198
Hardware II: Optical and Electromagnetic Systems
Optical Interferometric and Dual Wavelength Photometric Tomographic Methods
D Mewes, K KlingPage 208
Assessment of The Basic Metrological Properties of an Optical Tomograph at the Gas-Bubble Measurement
M R Rzasa, B DobrowolskiPage 220
Chemical Species Tomography of Sprays of Volatile Hydrocarbons by Near Infra-Red Absorption
H McCann, S J Carey, F P Hindle, K B Ozanyan, D E Winterbone, E CloughPage 228
Magnetic Induction Tomography ? New Imaging Method in Biomedicine
A V Korjenevsky, V A Cherepenin, S A SapetskyPage 240
Multi-Excitation-Mode Electromagnetic Tomography (EMT) System
M He, Z Liu, L J Xu, L-A XuPage 247
A Modified Electromagnetic Flowmeter for In-line Monitoring of Rheological Parameters
A HansPage 256
Fast Industrial Computed Tomography and its Applications
S Gondrom, M Maisl, S Schröpfer, T Wenzel, M PurschkePage 265
Custom Silicon for Finite Element Modelling
M Komarudin, T A York, W R B LionheartPage 272
The Flow of Newtonian and Non-Newtonian Fluids in Porous Solid Matrices Described Particularly by Magnetic Resonance Tomography
C Heinen, G Guthausen, H BuggischPage 281
Overview III
Recent Commercial Developments in Ultrasound Imaging
G HetzelPage 290
Applications II: Porous Materials, Pastes and Powders
Multiple Radioactive Particle Tracking in Fluidized Beds Using Gamma Cameras
A Kantzas, C L Hyndman, K Hamilton, L Schober, I WrightPage 292
Electrical Impedance Imaging of Paste During Extrusion
R M West, Y Wu, D M Scott, G Sunshine, B S Hoyle, J Kostuch, C N McLeod, R A WilliamsPage 300
Using Electrical Capacitance Tomography to Monitor Gas Voids in a Packed Bed of Solids
R B WhitePage 307
A Study of the Mixing Characteristics of a Liquid Magnetically Stabilised Fluidised Bed Using Electrical Resistance Tomography
Y Y Hou, M Wang, R Holt, R A WilliamsPage 315
Application of Process Tomography as a Tool for Better Understanding of Fluidization Quality in a Conventional Fluidized Bed
Y T Makkawi, P C WrightPage 324
Progress of the ECT Application in Dust-Air Explosibility Research
A Plaskowski, T Piotrowski, M Fraczak, B Zygmunt, B HancykPage 339
Structure of Transaxial Flow in a Powder Mixer
B F C Laurent, J Bridgwater and D J ParkerPage 346
Tomographic Measurements of Solids Mass Flow in Pneumatic Conveying. What Do We Need to Know About the Flow Physics?
A J Jaworski, T DyakowskiPage 353
Positron Imaging Studies of Rotating Drums
D J Parker, R N G Forster, P Fowles, Y Ding, J P K SevillePage 362
The Flow of Solution and Crystals in a Draft Tube Crystalliser Investigated Using Positron Emission Particle Tracking
G S M van Beuzekom, M D de Jong, Z I Kolar, H J M Kramer, B ScarlettPage 370
Software II: Electrical Impedance Tomography
Using Process Tomography as a Sensor in a System for Controlling Concentration in Fluid Flow
S DuncanPage 378
Considerations in Electrical Impedance Imaging
N Polydorides, W R B Lionheart, H McCannPage 387
Sensitivity Theorem Based Inverse Solution Using Conjugate Gradients Methods for Electrical Impedance Tomography
M WangPage 395
Finite Element Optimizations for Efficient Non-Linear Electrical Tomography Reconstruction
M Molinari, H Fangohr, J Generowicz, S J CoxPage 406
Imaging Rangeability of Particular ERT Reconstruction Algorithms
Y Ma, M Wang, Z Zheng, Y Wu, N HollidayPage 418
Efficient Non-Linear 3D Electrical Tomography Reconstruction
M Molinari, S J Cox, B H Blott, G J DaniellPage 424
Total Variation Regularisation in EIT Reconstruction
A Borsic, C N McLeod, W R B LionheartPage 433
Overview IV
Software for Improved Imaging
J P KaipioPage 442
Software III: Higher Energy Modalities
Automatic Evaluation of 3D-CT Data Without CAD Information
S Oeckl, U Hassler, T Wenzel, R HankePage 444
X-Ray Microtomography Facilitated Modelling of Microstructures
X Jia, N Gopinathan, R A Williams, C N Eberhardt, A R ClarkePage 451
Three Dimensional Reconstruction of 99mTc Distribution by Using Coded Aperture ECT
T Ito, H Otake, T Inoue, K EndoPage 461
Synchrotron Radiation-Based Microtomography: Capabilities and Applications
E Boller, P Cloetens, W Ludwig, S Nuzzo, J BaruchelPage 469
Microwave Tomographic Imaging of Dielectric Objects Using Newton-Kantorovich Algorithms
Z Wu, H McCann, L E Davis, A Boughriet, A T NugrohoPage 477
Hardware 3: Electrical Resistance / Impedance Systems
A High Adaptive Electrical Impedance Sensing System For Flow Measurement
M Wang, W YinPage 486
Current Pulse Technique for Electrical Resistance Tomography Measurements
E W Randall, A J Wilkinson, J J Cilliers, W Xie, S J NeethlingPage 493
A High Speed, Multi-Frequency Impedance Analysing Node
S J Dickinson, A J PeytonPage 502
Problems of the Data Acquisition Rate for Impedance Tomography
Z Szczepanik, Z RuckiPage 511
Phase Measurement in Biomedical Magnetic Induction Tomography
S Watson, R J Williams, W Gough , A Morris, H GriffithsPage 517
Gas-Water Flow Interface Characterisation Using Electrical Resistance Tomography
M Wang, Z Zhen, Y Ma, D Li, L Lao, R A Williams, Y Wu, B HoylePage 525
Identification of Two-Phase Flow Regime Using Electrical Resistance Tomography
F Dong, X P Liu, X Deng, L J Xu, L-A XuPage 531
Overview V
Selecting the Technology for the Application
E A HammerPage 540
Hardware IV: Electrical Capacitance Systems
Developments in Electrical Capacitance Tomography
M ByarsPage 542
Towards the Development of a Multiple-Frequency ECT System
D Georgakopoulos, R C Waterfall, W Q YangPage 550
Advance in AC-based Capacitance Tomography System
W Q YangPage 557
Cost Effective Loading of Road Tankers Using Process Tomography
R Deloughry, M Young , E Pickup, L BarrattPage 565
Impedance Analyser Based Tomography System
A Chondronasios, W Q Yang, V T NguyenPage 573
A Novel Capacitance Measurement Circuit for Electrical Capacitance Tomography
B L Wang, Z Y Huang, H Q LiPage 580
Key Issues in the Design of a Capacitance Transducer for Tomography
D Georgakopoulos and W Q YangPage 586
Analysis of Non-Ideal Characteristics of an AC-Based Capacitance Transducer for Tomography
J C Gamio, W Q Yang, A L StottPage 595
Applicability of Electrical Capacitance Tomography to the Study of Gasoline Direct Injection Sprays and Combustion
W C Sanders, S L Ceccio, V SickPage 603
Applications III: Gas-Liquid Flows
The Combined Use of Flow Visualisation, Electrical Resistance Tomography and Computational Fluid Dynamics Modelling to Study Mixing in a Pipe
R B White, K Simic, P R StrodePage 610
Application of Electrical Capacitance Measurements to Study the Collapse of Oil Foams
D Pacho, G DaviesPage 618
Modelling Flow of Water and Air in Reconstructed Structures of Porous Media
P Lehmann, M Krafczyk, A Gygi, A Flisch, P Wyss, H FlühlerPage 628
Determination of Flow Patterns and Void Fraction of Multiphase Flows Using Electrical Capacitance Tomography
A E CorlettPage 636
Water Concentrations and Interface Positions by Single Electrode Capacitance Probes (SeCaP™)
R B Schüller, T Solbakken, B Engebretsen, M HallerakerPage 644
Demonstration of a Novel Retrofit Tomography Baffle Cage for Gas-liquid Mixing Studies Under Intense Operating Conditions
M Cooke, G Bolton, D H Jones, D HousleyPage 652
Singularity Image Method for Electrical Impedance Tomography of Bubbly Flows
C Huang, J Lee, W W Schultz, S L CeccioPage 661
Measurement of the Gas Phase Velocity in Gas-Liquid Flows Using a Dual-Plane ERT System
X Deng, F Dong, L J Xu, X P Liu, L A XuPage 669
Analysis of Electrical Resistance Tomography Measurements Obtained in a Bubble Column: Dynamic Aspects, First Results
E Fransolet, M Crine, G L?Homme, D Toye, P MarchotPage 677
Applications IV: Control Inspection and Safety
NMR for Process Control: Imaging and Localized NMR in Soft Matter
B BlümichPage 688
A Case Study Demonstrating Automatic Interpretation and Optimization of Regularization for Electrical Resistance Tomography
R M West, H S Tapp, D M Spink, M A Bennett, R A WilliamsPage 696
Digital MicroLaminography for High-Resolution Inspection of Electronic Assemblies
A SasovPage 705
Influence of Unsharpness on Crack Length Evaluation with Computerized Tomography Methods
A V Likhachov, V V Pickalov, U Ewert, B RedmerPage 711
Process Tomography for Contamination Detection in Liquid Foods: A Feasibility Study
G T Bolton, U SharifPage 719
Flow Regime Identification and Optimum Interfacial Area Control of Bubble Columns Using Electrical Impedance Imaging
M Wang, X Jia, M Bennett, R A WilliamsPage 726
Software IV: Other Modalities
Image Segmentation Algorithms for Industrial Process Tomography
D Sankowski, A Plaskowski, V Mosorov, K Strzecha, S JezewskiPage 736
Scattered Radiation Problem in Three-Dimensional Transmission Tomography
A V Likhachov, V V PickalovPage 742
Direct Flow Process Estimations From Tomographic Data Using Artificial Neural Systems
J Mohamad-Saleh, B S Hoyle, F J W Podd, D M SpinkPage 751
Optimisation of a Gamma-Tomograph for Imaging Dense Phase Flow
M Campbell, J Sun, J M Crowther, A S Eadie, E A Knight, P Marjanovic, P A WallacePage 759
Appendix I: Late Papers
Statistical Estimation Theory Approach for the Dynamic Image Reconstruction
G-R Tillack, V M Artemiev, A O NaumovPage 772
A Regularized Multivariate Linear Regression Image Reconstruction Algorithm for ERT
Y Wei, J Zhao, S WangPage 780
Analytical Solution to the Three Dimensional Electrical Forward Problem for an Elliptical Cylinder
F Kleinermann, N J Avis and F A AlharganPage 787
Mathematical and Experimental Investigation of the Quasi-Static Conditions for Multi-Frequency Electrical Impedance Tomography
F Kleinermann, N J Avis, F A AlharganPage 795