Institute of Thermal Turbomachinery and Machine Dynamics (3190)

  • 8010

    Inffeldgasse 25/A Graz

    Austria

Research Output 1987 2019

2019

Dehnungsverteilung in der Flächenpressung

Buzzi, C., Moser, C. & Weilinger, W., 7 May 2019.

Research output: Contribution to conferenceAbstractResearch

Discussion of laser interferometric vibrometry for the determination of heat release fluctuations in an unconfined swirl-stabilized flame

Greiffenhagen, F., Peterleithner, J., Woisetschläger, J., Fischer, A., Gürtler, J. & Czarske, J., 2019, In : Combustion and Flame. 201, p. 315-327 13 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
Chemiluminescence
chemiluminescence
flames
heat
Lasers

Effect of Ingress on Flow and Heat Transfer Upstream and Downstream of a Rotating Turbine Disc

Tang, H., Cho, G., Patinios, M., Scobie, J., Sangan, C. M., Owen, J. M. & Lock, G. D., Apr 2019, In : Journal of Aerospace Computing, Information, and Communication. 6, 5, 15 p., 49.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
Turbines
Rotors
Wheels
Heat transfer
Flow rate

Electrically induced liquid–liquid phase transition in water at room temperature

Wexler, A. D., Fuchs, E. C., Woisetschläger, J. & Vitiello, G., 5 Aug 2019, In : Physical Chemistry Chemical Physics. 21, p. 18541-18550

Research output: Contribution to journalArticleResearchpeer-review

Phase transitions
Water
Hydrogen
Liquids
room temperature

Filler Effect in Shotcrete

Galan, I., Briendl, L., Thumann, M., Steindl, F., Röck, R., Kusterle, W. & Mittermayr, F., 1 Oct 2019, In : Materials. 12, 19, 24 p., 3221.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
Calcium Carbonate
Limestone
Fillers
Hydration
Particle accelerators

Raman spectroscopy and shadowgraph visualization of excess protons in high-voltage electrolysis of pure water

Fuchs, E. C., Yntema, D. & Woisetschläger, J., 5 Jul 2019, In : Journal of physics / D. 52, 10 p., 365302.

Research output: Contribution to journalArticleResearchpeer-review

shadowgraph photography
electrolysis
Electrolysis
Raman spectroscopy
Protons

Versuche an Radsatzwellen nach EN13260, EN13261: Projekt: HiNext

Rieger, M. & Brunnhofer, P., 25 Sep 2019, 77 p.

Research output: Book/ReportOther reportResearch

2018

Acoustic, Aerodynamic and Aeroelastic Comparison of Different Low Pressure Turbine Exit Guide Vane Designs

Zenz, M., Simonassi, L., Selic, T., Schönleitner, F., Heitmeir, F. & Marn, A., 13 Jun 2018.

Research output: Contribution to conferencePosterResearchpeer-review

Adapting the zero-emission Graz Cycle for hydrogen combustion and investigation of its part load behavior

Sanz, W., Braun, M., Jericha, H. & Platzer, M. F., Feb 2018, In : International Journal of Hydrogen Energy. 43, p. 5737-5746 10 p.

Research output: Contribution to journalArticleResearchpeer-review

Aerodynamic performance of turbine center frames with purge flows-part I: The influence of turbine purge flow rates

Zerobin, S., Peters, A., Bauinger, S., Ramesh, A. B., Steiner, M., Heitmeir, F. & Göttlich, E., 1 May 2018, In : Journal of Turbomachinery. 140, 6, 061009.

Research output: Contribution to journalArticleResearchpeer-review

Aerodynamics
Turbines
Flow rate
Struts
Ducts

Aerodynamic performance of turbine center frames with purge flows-part II: The influence of individual hub and tip purge flows

Zerobin, S., Aldrian, C., Peters, A., Heitmeir, F. & Göttlich, E., 1 May 2018, In : Journal of Turbomachinery. 140, 6, 061010.

Research output: Contribution to journalArticleResearchpeer-review

Aerodynamics
Turbines
Ducts
Rotors
Flow rate

An integrated model for piston ring pack performance in internal combustion engines

Offner, G., Mahmoud, K., Knaus, O., Parikyan, T. & Sklepic, S., 2018, In : Proceedings of the Institution of Mechanical Engineers / K. 232, 3, p. 371-384

Research output: Contribution to journalArticleResearchpeer-review

Applications of Reinforcement Learning to Step Size Control in Multi Body Simulation

Offner, G. & Schiffmann, P., 2018.

Research output: Contribution to conferencePaperResearch

Atomic Force Microscope Measurements of a Used Cylinder Liner for Prediction of Boundary Friction

Bewsher, S. R., Leighton, M., Mohammadpour, M., Rahnejat, H., Offner, G. & Knaus, O., 2018, In : Proceedings of the Institution of Mechanical Engineers / D.

Research output: Contribution to journalArticleResearchpeer-review

Boundary Layer Relaminarization in Accelerated Flow: an Experimental Investigation

Meile, W., Brenn, G., Bader, P., Pschernig, M., Sanz, W., Woisetschläger, J. & Heitmeir, F., 2018.

Research output: Contribution to conferencePaperResearch

Camera Based Full-Field Laser Interferometric Vibrometry for Combustion Diagnostics

Greiffenhagen, F., Woisetschläger, J., Gürtler, J., Kuschmierz, R. & Czarske, J., 2018.

Research output: Contribution to conferencePaperResearchpeer-review

Comparison of flame transfer functions measured with locally resolved full-field-vibrometry and OH*-chemiluminescence

Greiffenhagen, F., Woisetschläger, J., Gürtler, J., Kuschmierz, R. & Czarske, J., 2018.

Research output: Contribution to conferencePaperResearchpeer-review

Conversion of a steelworks off-gas fired steam generator from constant pressure to modified sliding pressure mode

Zifferer, L., Scheinecker, C., Brandstetter, G., Pechtl, P. & Sanz, W., 2018.

Research output: Contribution to conferencePaperResearch

Ergebnisse von Eigenspannungsmessungen mittels Rissspitzen-DMS an 1:1 Radsatzwellen

Rieger, M., 16 Jan 2018, 56 p.

Research output: Book/ReportOther reportResearch

Experimental Design for Characterization of Force Transmissibility through Bearings in Electric Machines and Transmissions

Offner, G., Walker, J., Bewsher, S. R., Mohammadpour, M., Schweiger, C. & Sopouch, M., 2018.

Research output: Contribution to conferencePaperResearch

Experimental Investigation of Boundary Layer Relaminarization in Accelerated Flow

Bader, P., Pschernig, M., Sanz, W., Woisetschläger, J., Heitmeir, F., Brenn, G. & Meile, W., 2018, In : Journal of Fluids Engineering. 140, 8, 15 p., 081201.

Research output: Contribution to journalArticleResearchpeer-review

Impact of Purge Flows on the Unsteady HPT Stator-Rotor Interaction

Zerobin, S., Peters, A., Marn, A., Heitmeir, F. & Göttlich, E., 2018, Proceedings of GPPS Forum 18. 10 p. GPPS2018-0026

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Influence of leakage flows on hot gas ingress

Patinios, M., Ong, I. L., Scobie, J. A., Lock, G. D. & Sangan, C. M., 2018, Proceedings of the ASME Turbo Expo.

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Numerical Simulation of Sound Propagation through the Can-Annular Combustor Exit

Farisco, F., Panek, L. & Kok, J., 2018, In : Acta Acustica united with Acustica. 104

Research output: Contribution to journalArticleResearchpeer-review

On Boundary Layer Relaminarization in an Highly Accelerated High Pressure Turbine Stator Flow

Sanz, W. & Bader, P., 2018, p. GT2017-63296.

Research output: Contribution to conferencePaperResearchpeer-review

On the Influence of an Acoustically Optimized Turbine Exit Casing onto the Unsteady Flow Field Downstream of a Low Pressure Turbine Rotor

Simonassi, L., Zenz, M., Zerobin, S., Selic, T., Heitmeir, F. & Marn, A., Jun 2018, ASME Turbo Expo 2018: Turbomachinery Technical Conference and Exposition. American Society of Mechanical Engineers (ASME), Vol. 2A: Turbomachinery. 12 p. Paper No. GT2018-76725

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Unsteady flow
Flow fields
Turbines
Rotors
Aerodynamics

On the influence of cyclic variability on surface noise contribution analysis of internal combustion engines

Acri, A., Nijman, E., Klanner, M., Offner, G. & Corradi, R., 2018, In : Applied Acoustics. 132, p. 97-108 12 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
internal combustion engines
engines
ranking
pistons
statistical distributions

On the Modal Analysis of Fast Response Aerodynamic Pressure Probe Data

Simonassi, L., Zenz, M., Zerobin, S., Selic, T., Heitmeir, F. & Marn, A., Aug 2018. 8 p.

Research output: Contribution to conferencePaperResearch

Modal analysis
Aerodynamics
Turbines
Rotors
Secondary flow

Prediction of Transition in a Turbine Cascade Using LES

Bertolini, E., Pieringer, P., Woisetschläger, J. & Sanz, W., 2018.

Research output: Contribution to conferencePaperResearch

Re-ingestion of upstream egress in a 1.5-stage gas turbine rig

Scobie, J. A., Hualca, F. P., Patinios, M., Sangan, C. M., Owen, J. M. & Lock, G. D., 2018, In : Journal of engineering for gas turbines and power.

Research output: Contribution to journalArticleResearchpeer-review

Simultaneous measurements of velocity and density of transient flows using high-speed camera technique

Gürtler, J., Ramos Ruiz, A. E., Kuschmierz, R., Greiffenhagen, F., Woisetschläger, J. & Czarske, J., 2018.

Research output: Contribution to conferencePaperResearchpeer-review

Steady CFD Simulation of a High Pressure Turbine Rotor with Hub and Shroud Purge Flow

Sanz, W., Zerobin, S., Egger, M., Pieringer, P., Göttlich, E. & Heitmeir, F., 2018.

Research output: Contribution to conferencePaperResearchpeer-review

Surface Characterization of a Real World Cylinder Liner Subject to Deposition from Combustion

Offner, G., Bewsher, S. R., Leighton, M., Mohammadpour, M. & Knaus, O., 2018.

Research output: Contribution to conferencePaperResearch

Topological solvability and DAE-index conditions for types of blackbox models coupled to liquid flow networks via boundary conditions

Baum, A-K., Kolmbauer, M., Offner, G. & Pöchtrager, B., 2018, Johann Radon Institute for Computational and Applied Mathematics. 26 p. (RICAM-Report ; vol. 38)

Research output: Book/ReportOther reportResearchpeer-review

Open Access
2017

A Domain Decomposition Multilevel Preconditioner for Interpolation with Radial Basis Functions

Offner, G., Haase, M., Martin, D. & Schiffmann, P., 2017.

Research output: Contribution to conferencePaperResearchpeer-review

A Multi-Physics, Multi-Scale Investigation of the Piston Ring Pack: EPSMSO

Offner, G., Bewsher, S. R., Mohammadpour, M. & Rahnejat, H., 2017.

Research output: Contribution to conferencePaperResearchpeer-review

An integrated model for piston ring pack performance in internal combustion engines, Part K: Journal of Multi-body Dynamics, DOI: 10.1177/1464419317736676

Offner, G., Mahmoud, K., Knaus, O., Parikyan, T. & Sklepic, S., 2017, IMechE.

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Comparison of numerical forced response predictions with experimental results obtained in a subsonic test turbine facility

Marn, A., Schönleitner, F., Mayr, M. & Heitmeir, F., 2017, In : Technische Mechanik. 37, 2-5, p. 139-150 12 p.

Research output: Contribution to journalArticleResearchpeer-review

Turbines
Rotors
Engines
Turbomachine blades
Stators

Coupled Elastodynamics of Piston Compression Ring Subject to Sweep Excitation: Part K: Journal of Multi-body Dynamics

Offner, G., Turnbull, R., Mohammadpour, M., Rahmani, R. & Rahnejat, H., 2017, Institution of Mechanical Engineers (IMechE). p. 231(3): 469–479

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Effect of Cylinder De-Activation on the Tribological Performance of Compression Ring Conjunction: Part J: Journal of Engineering Tribology

Offner, G., Bewsher, S. R., Turnbull, R., Mohammadpour, M., Rahmani, R. & Rahnejat, H., 2017, Institution of Mechanical Engineers (IMechE). p. 231(8): 997–1006

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Experimental Determination of the Effectiveness of a Sound Absorbing Turbine Exit Casing

Zenz, M., Schönleitner, F., Simonassi, L., Bauinger, S., Broszat, D., Heitmeir, F. & Marn, A., 2017, Proceedings of 12th European Conference on Turbomachinery Fluid Dynamics and Thermodynamics.

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Flow Evolution Through a Turning Midturbine Frame with Embedded Design

Bader, P., Sanz, W., Spataro, R. & Göttlich, E., 2017, In : Journal of propulsion and power. p. 411-424

Research output: Contribution to journalArticleResearchpeer-review

Open Access

Impact of Individual High-Pressure Turbine Rotor Purge Flows on Turbine Center Frame Aerodynamics

Zerobin, S., Aldrian, C., Peters, A., Heitmeir, F. & Göttlich, E., 2017, Proceedings of the ASME Turbo Expo. American Society of Mechanical Engineers (ASME), Vol. 2A. GT2017-63616

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Influence of backward-and forward-facing steps on the flow through a turning mid turbine frame

Bauinger, S., Goettlich, E., Heitmeir, F. & Malzacher, F., 1 Dec 2017, In : Journal of Turbomachinery. 139, 12, 121005.

Research output: Contribution to journalArticleResearchpeer-review

Turbines
Rotors
Ducts
Engines
3D printers

Influence of boundary conditions on starvation of piston ring conjunctions

Offner, G., Bewsher, S. R., Mohammadpour, M., Rahmani, R. & Rahnejat, H., 2017, 6th World Tribology Congress (WTC), Beijing.

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Influence of measurement grid resolution on duct loss evaluation

Zerobin, S., Steiner, M., Bauinger, S., Marn, A., Göttlich, E. & Heitmeir, F., 2017, 12th European Conference on Turbomachinery Fluid Dynamics and Thermodynamics. ETC2017-150

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Influence of Operational Geometry Changes on Turbine Acoustics

Bauinger, S., Zerobin, S., Marn, A., Göttlich, E. & Heitmeir, F., 2017, Proceedungs of the ASME Turbo Expo.

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Influences of system uncertainties on the numerical transfer path analysis of engine systems

Acri, A., Nijman, E., Acri, A. & Offner, G., 24 Mar 2017, In : Mechanical Systems and Signal Processing. 95, p. 106-121

Research output: Contribution to journalArticleResearchpeer-review

Influences of system uncertainties on the numerical transfer path analysis of engine systems: Mechanical Systems and Signal Processing

Offner, G., Acri, A. & Nijman, E., 2017, p. 95: 106–121.

Research output: Contribution to conferencePaperResearchpeer-review