47 results on '"Freund, Hannsjörg"'
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2. Detailed numerical investigations of the in operando adjustable flow field in a diamond unit cell-based interpenetrating periodic open cellular structure (interPOCS)
3. Kinetic modeling of dynamically operated heterogeneously catalyzed reactions: Microkinetic model reduction and semi-mechanistic approach on the example of the CO2 methanation
4. Sugar acid production on gold nanoparticles in slurry reactor: Kinetics, solubility and modelling
5. Quo vadis multiscale modeling in reaction engineering? – A perspective
6. Development and evaluation of a new particle tracking solver for hydrodynamic and mass transport characterization of porous media – A case study on periodic open cellular structures
7. Detailed investigation of liquid distribution and holdup in periodic open cellular structures using computed tomography
8. Intensification of load flexible fixed bed reactors by optimal design of staged reactor setups
9. Packed Periodic Open Cellular Structures – an Option for the Intensification of Non-Adiabatic Catalytic Processes
10. On the optimal design of load flexible fixed bed reactors: Integration of dynamics into the design problem
11. Influence of statistical activity variations in diluted catalyst beds on the thermal reactor behavior: Derivation of an a priori criterion
12. A new heat transfer correlation suited for the design of fixed-bed reactors via numerical optimization
13. Multi-objective reactor design under uncertainty: A decomposition approach based on cubature rules
14. Additive manufacturing of interpenetrating periodic open cellular structures (interPOCS) with in operando adjustable flow characteristics
15. Comparative evaluation of heat transfer correlations with different fluid property considerations for fixed-bed reactor modeling
16. Process intensification by model-based design of tailor-made reactors
17. A multimodular pseudoheterogeneous model framework for optimal design of catalytic reactors exemplified by methanol synthesis
18. Detailed geometrical analysis of statistical activity variations in diluted catalyst beds
19. Efficient calculation of constraint back-offs for optimization under uncertainty: A case study on maleic anhydride synthesis
20. Tailored catalyst pellet specification for improved fixed-bed transport characteristics: A shortcut method for the model-based reactor design
21. Optimization under uncertainty in chemical engineering: Comparative evaluation of unscented transformation methods and cubature rules
22. Periodic open cellular structures (POCS) for intensification of multiphase reactors: Liquid holdup and two-phase pressure drop
23. Rigorous design of multiphase reactors: Identification of optimal conditions for mass transfer limited reactions
24. Intensification of heat transfer in catalytic reactors by additively manufactured periodic open cellular structures (POCS)
25. Fast synthesis of optimal chemical reactor networks based on a universal system representation
26. Optimal reactor design and operation taking catalyst deactivation into account
27. A new analytical approximation to the extended Brinkman equation
28. Experimental investigation of gas-liquid distribution in periodic open cellular structures as potential catalyst supports
29. Development of a new pressure drop correlation for open-cell foams based completely on theoretical grounds: Taking into account strut shape and geometric tortuosity
30. Reduction of microkinetic reaction models for reactor optimization exemplified for hydrogen production from methane
31. Numerical simulation of heat transfer in the near-wall region of tubular reactors packed with metal open-cell foams
32. Simultaneous design of the optimal reaction and process concept for multiphase systems
33. Model-based prediction of optimal conditions for 1-octene hydroformylation
34. Heat transfer properties of metal foam supports for structured catalysts: Wall heat transfer coefficient
35. Co-solvent intensification effect on aromatic alcohol oxidation
36. Optimal reaction concept and plant wide optimization of the ethylene oxide process
37. Prediction of multicomponent phase behavior of CO2-expanded liquids using CEoS/GE models and comparison with experimental data
38. Evaluation of the ionic liquids 1-alkyl-3-methylimidazolium hexafluorophosphate as a solvent for the extraction of benzene from cyclohexane: (Liquid+liquid) equilibria
39. Design of optimal multiphase reactors exemplified on the hydroformylation of long chain alkenes
40. Analysis and optimal design of an ethylene oxide reactor
41. Modelling (vapour + liquid) and (vapour + liquid + liquid) equilibria of {water (H2O) + methanol (MeOH) + dimethyl ether (DME) + carbon dioxide (CO2)} quaternary system using the Peng–Robinson EoS with Wong–Sandler mixing rule
42. Periodic open-cell foams: Pressure drop measurements and modeling of an ideal tetrakaidecahedra packing
43. Dynamics of liquid–liquid systems based on linear thermodynamics of irreversible processes
44. Determining the specific surface area of ceramic foams: The tetrakaidecahedra model revisited
45. Towards a methodology for the systematic analysis and design of efficient chemical processes
46. MRI investigation and complementary numerical simulations of flow-through random bead packings with low aspect ratio
47. Numerical simulations of single phase reacting flows in randomly packed fixed-bed reactors and experimental validation
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