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--- Timezone: CET
Creation date: 2021-02-12
Creation time: 13-02-57
--- Number of references
10
article
Skorych2019
Investigation of an FFT-based solver applied to dynamic flowsheet simulation of agglomeration processes
Advanced Powder Technology
2019
accepted
V.Skorych
M.Dosta
E.-U.Hartge
S.Heinrich
R.Ahrens
S.Le Borne
article
Bueck2016
Influence of operation parameters on process stability in continuous fluidised bed layering with external product classification
Powder Technology
2016
300
37 - 45
Abstract Several studies—theoretical and experimental—show that continuous fluidised bed layering granulation with external classification can show instability in the form of self-sustained oscillations. Recent results show that the process stability does not only depend on product-related process parameters but also on the formation of functional zones in the fluidised bed chamber, especially the formation of a spray and drying zone. In this work a systematic evaluation of zone formation in different apparatus designs (e.g., top- and bottom-spray in cylindrical apparatuses) and its influence on process stability is performed, resulting in a stability regime map for the different apparatus designs and key operation parameters.
7th International Granulation Workshop 2015: Granulation across the length scales
Layering, Fluidised bed, Process stability, External classification, Bifurcation analysis
A3
//www.sciencedirect.com/science/article/pii/S0032591016301127
0032-5910
http://dx.doi.org/10.1016/j.powtec.2016.03.019
A.Bück
C.Neugebauer
K.Meyer
S.Palis
E.Diez
A.Kienle
S.Heinrich
E.Tsotsas
article
Dreyschultze2015
Influence of zone formation on stability of continuous fluidized bed layering granulation with external product classification
Particuology
2015
23
1 - 7
Abstract Continuous fluidized bed layering granulation with external product classification and a sieve-mill cycle can show instability in the form of self-sustained nonlinear oscillations of the particle size distribution. In the present study, the stability and bifurcation analysis of this process is presented. The underlying process models explicitly account for compartmentalization of the fluidized bed into a granulation and a drying zone, which is an important feature of many technical processes. Implications for plant operations are discussed with the help of stability diagrams as a function of zone size, residence time within different zones, the addition of external seeds and particular properties of the sieve-mill cycle.
Fluidized bed, Granulation, Population balance, Stability, Bifurcation
A3
//www.sciencedirect.com/science/article/pii/S1674200115000863
1674-2001
http://dx.doi.org/10.1016/j.partic.2015.02.004
C.Dreyschultze
C.Neugebauer
S.Palis
A.Bück
E.Tsotsas
S.Heinrich
A.Kienle
article
Palis2015
Auto-tuning Control Systems for Improved Operation of Continuous Fluidized Bed Spray Granulation Processes with External Product Classification
Procedia Engineering
2015
102
133 - 141
Abstract In this contribution control of continuous fluidized bed spray granulation processes with external product classification is studied. From a practical point of view control schemes being easy to implement and maintain using standard process control systems are preferable. Hence, the focus will be on standard <prt>PI</prt> control structures. In order to account for variations and uncertainties in the process an additional tuning procedure should be included. Here, an optimization based online controller adaptation scheme called iterative feedback tuning (ITF) will be investigated.
New Paradigm of Particle Science and Technology Proceedings of The 7th World Congress on Particle Technology
fluidized bed spray granulation, control, auto-tuning;
A3
//www.sciencedirect.com/science/article/pii/S1877705815001162
1877-7058
http://dx.doi.org/10.1016/j.proeng.2015.01.115
StefanPalis
ChristianDreyschultze
ChristophNeugebauer
AchimKienle
article
Spettl2015
<prt>Statistical investigation of agglomerate breakage based on combined stochastic microstructure modeling and DEM simulations</prt>
Advanced Powder Technology
2015
26
3
1021--1030
http://dx.doi.org/10.1016/j.apt.2015.04.011
10.1016/j.apt.2015.04.011
A.Spettl
M.Dosta
S.Antonyuk
S.Heinrich
V.Schmidt
article
Dosta2014
Parameter estimation for the flowsheet simulation of solids processes
Chemie Ingenieur Technik
2014
86
7
1073--1079
Wiley Online Library
MaksymDosta
SergiyAntonyuk
Ernst-UlrichHartge
StefanHeinrich
inproceedings
Neugebauer2016a
Influence of mill characteristics on stability of continuous layering granulation with external product classification
2016
38
1275-1280
A3
Computer Aided Chemical Engineering
CNeugebauer
SPalis
ABück
EDiez
SHeinrich
ETsotsas
AKienle
inproceedings
Bueck
Influence of operation parameters on process stability in continuous fluidized bed layering with external product classification
A3
Sheffield (UK)
Proceedings of International Granulation Workshop
ABück
C.and Meyer, KNeugebauer
SPalis
EDiez
AKienle
SHeinrich
ETsotsas
inproceedings
Palis
A Methodology for Experimental Determination of Stability Boundaries with Application to Fluidized Bed Spray Granulation
33
625—630
A3
J.J. Klemes and P.S. Varbanov and P. Yen Liew
Computer Aided Chemical Engineering, Bd. 33,
SPalis
CDreyschultze
AKienle
unpublished
KotalczykSeptember122016
<prt>A time-driven constant-number Monte Carlo Method for the GPU-Simulation of Particle Breakage based on weighted Simulation Particles: Preprint submitted to Powder Technology (POWTEC-D-16-01853)</prt>
GregorKotalczyk
JhernaDevi
Frank EinarKruis