Christian Redepenning

ORCID: 0000-0001-6431-5966
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About
Contact & Profiles
Research Areas
  • Process Optimization and Integration
  • Advanced Control Systems Optimization
  • Catalysis for Biomass Conversion
  • Crystallization and Solubility Studies
  • Microbial Metabolic Engineering and Bioproduction
  • Chemical and Physical Properties in Aqueous Solutions
  • Physics and Engineering Research Articles
  • Phase Equilibria and Thermodynamics
  • Chemistry and Chemical Engineering
  • Fault Detection and Control Systems
  • Enzyme Catalysis and Immobilization
  • Control Systems in Engineering
  • Law and Political Science
  • Control Systems and Identification
  • Field-Flow Fractionation Techniques
  • Catalytic Processes in Materials Science
  • Catalysis and Oxidation Reactions
  • Machine Learning in Materials Science
  • Innovative Microfluidic and Catalytic Techniques Innovation
  • Scientific Measurement and Uncertainty Evaluation
  • Synthetic Organic Chemistry Methods
  • Chemical Synthesis and Analysis
  • Polyoxometalates: Synthesis and Applications
  • Advanced Multi-Objective Optimization Algorithms
  • Carbon Dioxide Capture Technologies

FH Aachen
2017-2018

RWTH Aachen University
2011-2018

Methyl ethyl ketone (MEK, also 2-butanone) is both a common chemical and potentially promising fuel. It can be produced biotechnologically via 2,3-butanediol (2,3-BD) followed by dehydration with the byproducts acetoin isobutyraldehyde (IBA). This article presents process development including thermodynamic modeling of separation steps. Alternatives are analyzed for energy efficiency heat integration as first measure to assess viability but effect capacity. The largely depends on technology...

10.1021/acs.iecr.6b03678 article EN Industrial & Engineering Chemistry Research 2017-03-02

We present COSMO-CAMPD, a framework for integrated design of molecules and processes based on COSMO-RS.

10.1039/c7me00125h article EN Molecular Systems Design & Engineering 2018-01-01

Shortcut methods are valuable tools for a comprehensive evaluation of key performance indicators in the early phase conceptual process design. For design extraction columns, operation at minimum solvent demand represents thermodynamically sound indicator, which is, however, difficult to determine. The suggested shortcut model therefore exploits existence pinch point directly identify demand. It is solved quickly and reliably by step‐by‐step procedure. final step allows reduction...

10.1002/aic.15523 article EN AIChE Journal 2016-09-26

Shortcut methods are valuable tools for the fast evaluation of key performance indicators in early phase conceptual process design. For design absorption columns, operation at minimum solvent demand represents a thermodynamically sound indicator, which is, however, difficult to determine because an infinite number separation stages need be considered. Instead, suggested shortcut model exploits existence pinch point identify demand. Existing concepts, such as well‐known equation Kremser (Natl...

10.1002/aic.15499 article EN AIChE Journal 2016-09-08

Abstract A conceptual design study for a butadiene telomerization process is presented. The impact of catalyst selection on the economics included into by an optimization‐based approach relying shortcut models. In comparison to established process, investment cost novel designed increase only marginally, while operating costs decrease more than 75 %. Preliminary pilot‐plant experiments indicate, however, that economically favorable reaction concept not stable. Consequently, alternative...

10.1002/cite.201700055 article EN Chemie Ingenieur Technik 2017-09-26
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