Tilman Barz

Search results

• 2024

  Uncertainty analysis of PCM-enhanced systems for reliable prediction of thermal capacity using stochastic finite element method

  Koniorczyk, M., Jablonski, M., Bednarska, D., Omrani, I. A. N., Konca, P. & Barz, T., 15 Jun 2024, In: Journal of Energy Storage. 90, p. 1-14 14 p., 111923.

  Research output: Contribution to journal › Article › peer-review

  Open Access
• 2023

  A Unique Response Behavior in the Dissolved Oxygen Tension in E. coli Minibioreactor Cultivations with Intermittent Feeding

  Jouned, A., Kager, J., Rajamanickam, V., Herwig, C. & Barz, T., 2 Jun 2023, In: Bioengineering. 10, 6, 33 p., 81.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Dissolved Oxygen Tension 100%
  • Dissolved Oxygen 100%
  • Transients 14%
  • Supports 14%
  • Culture Condition 14%

• Major and minor hysteresis loops in the enthalpy-temperature and phase fraction-temperature diagrams of solid/liquid phase change materials

  Barz, T., Buruzs, A. & Sommer, A., 1 Oct 2023, In: International Journal of Engineering Science. 191, p. 103913 27 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Phase Change Material 100%
  • Liquid Phase Change 100%
  • Phase Fraction 100%
  • Specific Heat Capacity 100%
  • Minor Loop 100%

• Model predictive control and moving horizon estimation for adaptive optimal bolus feeding in high-throughput cultivation of E. coli

  Kim, J. W., Krausch, N., Aizpuru, J., Barz, T., Lucia, S., Neubauer, P. & Cruz Bournazou, M. N., 1 Apr 2023, In: Computers and Chemical Engineering. 172, p. 1-14 14 p.

  Research output: Contribution to journal › Article › peer-review

  • Predictive Control Model 100%
  • Escherichia coli 100%
  • Control Systems 50%
  • Nonlinear Model 50%
  • Measurement Frequency 50%
• 2022

  Data-driven de-smearing of DSC signals

  Sommer, A., Hohenauer, W. & Barz, T., 2022, In: Journal of Thermal Analysis and Calorimetry. 147, p. 11477-11492 16 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Heating Rate 100%
  • Determines 16%
  • Signal-to-Noise Ratio 16%
  • Melting Peak 16%
  • Initial Distribution 16%
  32 Downloads (Pure)

• Event driven modeling for the accurate identification of metabolic switches in fed-batch culture of S. cerevisiae

  Jouned, A., Barz, T., Kager, J. & Herwig, C., 2022, In: Biochemical Engineering Journal. 180, 180, p. 108345 1 p.

  Research output: Contribution to journal › Article › peer-review

  • Metabolic Pathway 100%
  • Fed Batch Culture 100%
  • Dynamics 33%
  • Solution and Solubility 33%
  • Pasteur Effect 33%

• High‐throughput screening of optimal process conditions using model predictive control

  Krausch, N., Jong Woo, K., Barz, T., Lucia, S., Groß, S., Huber, M. C., Schiller, S. M., Neubauer, P. & Cruz Bournazou, M. N., 2022, In: Biotechnology and Bioengineering. p. 3584-3595 12 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Predictive Control Model 100%
  • Bioreactor 100%
  • Dissolved Oxygen 100%
  • Biochemical Reactor 50%
  • Oxygen Tension 50%
• 2021

  Digitaler Zwilling einer Wärmepumpe für die prognosebasierte Betriebsführung

  Jentsch, R., Aizpuru, J., Lauermann, M. & Barz, T., 2021, In: KI – Kälte Luft Klimatechnik. p. 48-55 8 p.

  Research output: Contribution to journal › Article

• Experimental demonstration of an air-source heat pump application using an integrated phase change material storage as a desuperheater for domestic hot water generation,

  Emhofer, J., Marx, K., Sporr, A., Barz, T., Nitsch, B., Wiesflecker, M. & Pink, W., 2021, In: Applied Energy. 305, 24 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Heating System 100%

• Paraffins as phase change material in a compact plate-fin heat exchanger - Part I: Experimental analysis and modeling of complete phase transitions

  Barz, T. & Emhofer, J., 2021, In: Journal of Energy Storage. 33, p. 102128 1 p.

  Research output: Contribution to journal › Article › peer-review

• Paraffins as phase change material in a compact plate-fin heat exchanger - Part II: Validation of the "curve scale" hysteresis model for incomplete phase transitions

  Barz, T., 2021, In: Journal of Energy Storage. 34, p. 102164 1 p.

  Research output: Contribution to journal › Article › peer-review
• 2020

  Automated Conditional Screening of Multiple Escherichia coli Strains in Parallel Adaptive Fed-Batch Cultivations

  Hans, S., Haby, B., Krausch, N., Barz, T., Neubauer, P. & Cruz Bournazou, M. N., 2020, In: Bioengineering. p. 145 1 p.

  Research output: Contribution to journal › Article › peer-review

• Evaluation of the State of Charge of a Solid/Liquid Phase Change Material in a Thermal Energy Storage Tank

  Zsembinszki, G., Orozco, C., Gasia, J., Barz, T. & Emhofer, J., 2020, In: Energies. p. 1425 1 p.

  Research output: Contribution to journal › Article › peer-review

• Identification of Phase Fraction-Temperature Curves from Heat Capacity Data for Numerical Modeling of Heat Transfer in Commercial Paraffin Waxes

  Barz, T., Krämer, J. & Emhofer, J., 2020, In: Energies. p. 5149 1 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

• Real-time feasibility of nonlinear model predictive control for semi-batch reactors subject to uncertainty and disturbances

  Arellano-Garcia, H., Barz, T., Dorneanu, B. & Vassiliadis, V., 2020, In: Computers and Chemical Engineering. 133, p. 106-529 424 p.

  Research output: Contribution to journal › Article › peer-review

• Techno-Economic Analysis of a Heat Pump Cycle Including a Three-Media Refrigerant/Phase Change Material/Water Heat Exchanger in the Hot Superheated Section for Efficient Domestic Hot Water Generation

  Emhofer, J., Marx, K., Barz, T., Hochwallner, F., Cabeza, L. F., Zsembinszki, G., Strehlow, A., Nitsch, B., Wiesflecker, M. & Pink, W., 2020, In: Applied Sciences. 10, 21, p. 7873 1 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access
• 2019

  Monte Carlo Simulations for the Analysis of Non-linear Parameter Confidence Intervals in Optimal Experimental Design

  Krausch, N., Barz, T., Sawatzki, A., Gruber, M., Kamel, S., Neubauer, P. & Cruz Bournazou, M. N., 2019, In: Frontiers in Bioengineering and Biotechnology. 7, 122, 16 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Linear Parameter 100%
  • Monte Carlo 100%
  • Parameter Estimate 100%
  • Linear Model 100%
  • Probability Distribution 100%

• Output uncertainty of dynamic growth models: effect of uncertain parameter estimates on model reliability

  Anane, E., López Cárdenas, D. C., Barz, T., Sin, G., Gernaey, K. V., Neubauer, P. & Cruz Bournazou, M. N., 2019, In: Biochemical Engineering Journal. 150, 107247, 12 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Model Prediction 100%
  • Parameter Estimate 100%
  • Regularization 100%
  • Determines 50%
  • Model Parameter 50%

• Phenomenological modelling of phase transitions with hysteresis in solid/liquid PCM

  Barz, T., Emhofer, J., Marx, K., Zsembinszki, G. & Cabeza, L. F., 2019, In: Journal of Building Performance Simulation. p. 770-788 19 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Phase Change Material 100%
  • Liquid Phase Change 100%
  • Energy Balance 100%
  • Partial Load 20%
  • Load Condition 20%
• 2018

  Adaptive optimal operation of a parallel robotic liquid handling station

  Barz, T., Sommer, A., Wilms, T., Neubauer, P. & Cruz Bournazou, M. N., 2018, In: IFAC-PapersOnLine. p. 765-770 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Biochemical Reactor 100%
  • Bioreactor 100%

• Model-based tools for optimal experiments in bioprocess engineering

  Abt, V., Barz, T., Cruz Bournazou, M. N., Herwig, C., Kroll, P., Möller, J., Pörtner, R. & Schenkendorf, R., 2018, In: Current Opinion in Chemical Engineering. 22, p. 244-252 9 p.

  Research output: Contribution to journal › Article › peer-review

  • Lifecycle 100%
  • Bioprocess Engineering 100%
  • Design of Experiment Method 100%
  • Mathematical Model 100%
  • Future Trend 100%

• Modeling hysteresis in the phase transition of industrial-grade solid/liquid PCM for thermal energy storages

  Barz, T. & Sommer, A., 2018, In: International Journal of Heat and Mass Transfer. 127, p. 701-713 13 p.

  Research output: Contribution to journal › Article › peer-review

  • Thermal Energy Storage 100%
  • Phase Change Material 100%
  • Liquid Phase Change 100%
  • Latent Heat 100%
  • Solidification 60%

• State and state of charge estimation for a latent heat storage

  Barz, T., Seliger, D., Marx, K., Sommer, A., Walter, S. F., Bock, H. G. & Körkel, S., 2018, In: Control Engineering Practice. 3, p. 151-166 16 p.

  Research output: Contribution to journal › Article › peer-review
• 2017

  Dynamic Optimization of the PyNP/PNP Phosphorolytic Enzymatic Process Using MOSAICmodeling

  Wilms, T., Rischawy, D. F., Barz, T., Esche, E., Repke, J.-U., Wagner, A., Neubauer, P. & Cruz Bournazou, M. N., 2017, In: Chemie Ingenieur Technik. p. 1523-1533 11 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

• Online optimal experimental re-design in robotic parallel fed-batch cultivation facilities

  Cruz Bournazou, M. N., Barz, T., Nickel, D., López Cárdenas, D. C., Glauche, F., Knepper, A. & Neubauer, P., 2017, In: Biotechnology and Bioengineering. 144, 3, p. 610-619 10 p.

  Research output: Contribution to journal › Article › peer-review
• 2016

  Experimental Analysis and Numerical Modeling of a Shell and Tube Heat Storage Unit with Phase Change Materials

  Barz, T., Zauner, C., Lager, D., López Cárdenas, D. C., Hengstberger, F., Cruz Bournazou, M. N. & Marx, K., 2016, In: Industrial & Engineering Chemistry Research. p. 8154-8164 11 p.

  Research output: Contribution to journal › Article › peer-review

• Real-time adaptive input design for the determination of competitive adsorption isotherms in liquid chromatography

  Barz, T., López Cárdenas, D. C., Cruz Bournazou, M. N., Körkel, S. & Walter, S. F., 2016, In: Computers and Chemical Engineering. 94, p. 104-116 13 p.

  Research output: Contribution to journal › Article › peer-review
• 2015

  Enthalpy as Internal Energy in Plug Flow Reactor Models: a Long-Lasting Assumption Defeated and its Effects on Models Predictions in Dynamic Regime

  Rossi, F., Speelmanns, E. M., Barz, T., Pirola, C., Wozny, G. & Manenti, F., 2015, In: Chemical Engineering Transactions. 43, p. 1537-1542 6 p.

  Research output: Contribution to journal › Article › peer-review

• Nonlinear ill-posed problem analysis in model-based parameter estimation and experimental design

  López Cárdenas, D. C., Barz, T., Körkel, S. & Wozny, G., 2015, In: Computers and Chemical Engineering. 77, p. 24-42 19 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Regularization 100%
  • Engineering Application 50%
  • Common Practice 50%
  • Design Problem 33%