Chair of Turbomachinery and Flight Propulsion

2024

AN AERO ENGINE DISK SIZING AND WEIGHT ESTIMATION APPROACH WITH IMPROVED TEMPERATURE PROFILES

Zaimis, I., Carpentari, E., Begiebing, T. & Gümmer, V., 2024, Aircraft Engine. American Society of Mechanical Engineers (ASME), V001T01A038. (Proceedings of the ASME Turbo Expo; vol. 1).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

An Aero-Engine Disk Sizing and Weight Estimation Approach With Improved Temperature Profiles

Zaimis, I., Carpentari, E., Begiebing, T. & Gümmer, V., 1 Nov 2024, In: Journal of Engineering for Gas Turbines and Power. 146, 11, 111027.

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

A Numerical Design Space Investigation of Low-Speed Axial Compressor Stages Using Single-Row and Tandem Bladings

von Jeinsen, P., Eckel, J., Giannini, S. & Gum̈mer, V., 1 Jun 2024, In: Journal of Turbomachinery. 146, 6, 061012.

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

1 Scopus citations

GASEOUS AND PARTICULATE EMISSIONS OF AN ALLISON 250-C20B TURBOSHAFT ENGINE RUNNING ON HEFA-SPK AND ITS JET A-1 BLENDS

Rabl, A., Rohkamp, M., Saraji-Bozorgzad, M. R., Helcig, C., Sallinen, R., Vilja, J., Bendl, J., Adam, T., Hupfer, A. & Gümmer, V., 2024, Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels. American Society of Mechanical Engineers (ASME), V002T03A022. (Proceedings of the ASME Turbo Expo; vol. 2).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

NUMERICAL ANALYSIS OF THE BOUNDARY LAYER BEHAVIOR OF LOW-SPEED LINEAR CASCADE COMPRESSOR AIRFOILS WITH SINGLE AND TANDEM CONFIGURATIONS

Reisinger, L., Bieli, P. & Gümmer, V., 2024, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), v12at29a048. (Proceedings of the ASME Turbo Expo; vol. 12A).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

NUMERICAL INVESTIGATION OF THE EFFECT OF DIFFUSION FACTOR VARIATION ON THE PERFORMANCE OF SINGLE-ROW AND TANDEM BLADINGS IN LOW-SPEED AXIAL COMPRESSOR STAGES

von Jeinsen, P., Giannini, S. & Gümmer, V., 2024, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), v12at29a037. (Proceedings of the ASME Turbo Expo; vol. 12A).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Numerical Investigation of the Interaction of a Circumferential Groove Casing Treatment and Near-Tip Modifications for a Highly Loaded Low-Speed Rotor Under the Influence of Double Leakage

Eckel, J., Reisinger, L., von Jeinsen, P. & Gümmer, V., 1 Jul 2024, In: Journal of Turbomachinery. 146, 7, 071001.

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

Numerical investigation of the potential of multi-row optimization of an axial compressor stage with a tandem vane stator

Giannini, S., Straccia, M., Jeinsen, P. V., Banik, S. & Gümmer, V., 2024, In: Journal of the Global Power and Propulsion Society. 8, p. 282-294 13 p.

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

Open Access

NUMERICAL INVESTIGATION OF WINDAGE HEATING IN HIGH-PRESSURE COMPRESSOR SHROUDED STATOR CAVITIES

Damgacioglu, A., Cottier, F. & Gümmer, V., 2024, Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration. American Society of Mechanical Engineers (ASME), V008T14A008. (Proceedings of the ASME Turbo Expo; vol. 8).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

OPTIMIZATION OF A BATTERY ELECTRIC HYBRID PROPULSION SYSTEM FOR A SHORT RANGE AIRCRAFT

Schroeter, J., Armbrüster, F., Schaber, R. & Gümmer, V., 2024, Aircraft Engine. American Society of Mechanical Engineers (ASME), V001T01A037. (Proceedings of the ASME Turbo Expo; vol. 1).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

THE UNSTEADY SHOCK-BOUNDARY LAYER INTERACTION IN A COMPRESSOR CASCADE – PART 3: MECHANISMS OF SHOCK OSCILLATION

Munoz Lopez, E. J., Hergt, A., Klinner, J., Klose, B., Willert, C. & Gümmer, V., 2024, Turbomachinery - Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery. American Society of Mechanical Engineers (ASME), V12DT36A019. (Proceedings of the ASME Turbo Expo; vol. 12D).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Open Access

2023

A NUMERICAL DESIGN SPACE INVESTIGATION OF LOW-SPEED AXIAL COMPRESSOR STAGES USING SINGLE-ROW AND TANDEM BLADINGS

von Jeinsen, P., Eckel, J., Giannini, S. & Gümmer, V., 2023, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), v13at29a019. (Proceedings of the ASME Turbo Expo; vol. 13A).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

2 Scopus citations

Attenuation of Detrimental Hub Leakage Effects in an Axial Compressor Rotor by Customized Geometrical Design Features

Petermann, J., Schulz, K., Becker, B. & Gum̈mer, V., 1 Dec 2023, In: Journal of Turbomachinery. 145, 12, 4063508.

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

ATTENUATION OF DETRIMENTAL HUB LEAKAGE EFFECTS IN AN AXIAL COMPRESSOR ROTOR BY CUSTOMIZED GEOMETRICAL DESIGN FEATURES

Petermann, J., Schulz, K., Gümmer, V. & Becker, B., 2023, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), v13at29a003. (Proceedings of the ASME Turbo Expo; vol. 13A).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

CHALLENGES IN THE APPLICATION OF HOT-WIRE ANEMOMETRY FOR THE INVESTIGATION OF TRANSIENT TEMPERATURE FLUCTUATIONS IN A HIGH-SPEED RESEARCH COMPRESSOR

Schäffer, C., Rabl, A., Speck, K., Boetzel, K., Helcig, C. & Gümmer, V., 2023, Controls, Diagnostics, and Instrumentation. American Society of Mechanical Engineers (ASME), v004t05a003. (Proceedings of the ASME Turbo Expo; vol. 4).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Design of a small pressure chamber to evaluate probe calibrations at varying Reynolds numbers

Speck, K., Schäffer, C. & Gümmer, V., 2023, In: Journal of Physics: Conference Series. 2511, 1, 012023.

Research output: Contribution to journal › Conference article › peer-review

Open Access

DETAILED GASEOUS AND PARTICULATE EMISSIONS OF AN ALLISON 250-C20B TURBOSHAFT ENGINE

Rohkamp, M., Rabl, A., Gündling, B., Saraji-Bozorgzad, M. R., Mull, C., Bendl, J., Neukirchen, C., Helcig, C., Adam, T., Gümmer, V. & Hupfer, A., 2023, Combustion, Fuels, and Emissions. American Society of Mechanical Engineers (ASME), v03at04a019. (Proceedings of the ASME Turbo Expo; vol. 3A-2023).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

1 Scopus citations

Experimental investigation of performance and soot emissions of oxygenated fuel blends in a small aero engine

Rabl, A., Mull, C., Härtl, M., Helcig, C. & Gümmer, V., Oct 2023, In: CEAS Aeronautical Journal. 14, 4, p. 997-1006 10 p.

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

Open Access

1 Scopus citations

INVESTIGATION OF THE EFFECT OF BLADE PASSING ON TWO-PHASE FLOW WITHIN DISCRETE COMPRESSOR CASING RECIRCULATION CHANNEL USING PARTICLE IMAGE VELOCIMETRY

Mendoza, C. E., Bedii Ozdemir, I., Helcig, C. & Gümmer, V., 2023, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), v13at29a025. (Proceedings of the ASME Turbo Expo; vol. 13A).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

INVESTIGATIONS OF THE UNSTEADY SHOCK-BOUNDARY LAYER INTERACTION IN A TRANSONIC COMPRESSOR CASCADE

Munoz Lopez, E. J., Hergt, A., Klinner, J., Grund, S., Karboujian, J., Flamm, J. & Gümmer, V., 2023, Turbomachinery - Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery. American Society of Mechanical Engineers (ASME), v13dt36a015. (Proceedings of the ASME Turbo Expo; vol. 13D).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

2 Scopus citations

MULTIDISCIPLINARY ASSESSMENT OF FOREIGN OBJECT DAMAGE (FOD) SENSITIVE REGIONS ON A COMPRESSOR ROTOR BLADE

Rocchi, S., Roth, C., Froebel, T., Hackenberg, H. P. & Gümmer, V., 2023, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), v13at29a026. (Proceedings of the ASME Turbo Expo; vol. 13A).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Numerical Investigation of Near-Tip Modifications for a Highly Loaded Low-Speed Rotor Under the Influence of Double Leakage

Eckel, J., Von Jeinsen, P. & Gümmer, V., 1 Feb 2023, In: Journal of Turbomachinery. 145, 4, 041003.

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

4 Scopus citations

Numerical Investigation of the Influence of the Degree of Reaction in an Axial Compressor Stage With Tandem Vanes

Giannini, S., Luz, G. M., von Jeinsen, P., Straccia, M. & Gum̈mer, V., 1 Dec 2023, In: Journal of Turbomachinery. 145, 12, 4063513.

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

2 Scopus citations

NUMERICAL INVESTIGATION OF THE INFLUENCE OF THE DEGREE OF REACTION IN AN AXIAL COMPRESSOR STAGE WITH TANDEM VANES

Giannini, S., Luz, G. M., von Jeinsen, P., Straccia, M. & Gümmer, V., 2023, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), v13at29a004. (Proceedings of the ASME Turbo Expo; vol. 13A).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

NUMERICAL INVESTIGATION OF THE INTERACTION OF A CIRCUMFERENTIAL GROOVE CASING TREATMENT AND NEAR-TIP MODIFICATIONS FOR A HIGHLY-LOADED LOW-SPEED ROTOR UNDER THE INFLUENCE OF DOUBLE LEAKAGE

Reisinger, L., Eckel, J., von Jeinsen, P. & Gümmer, V., 2023, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), v13at29a010. (Proceedings of the ASME Turbo Expo; vol. 13A).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

PARAMETRIC CYCLE STUDIES OF THE WATER-ENHANCED TURBOFAN CONCEPT

Ziegler, P., Kaiser, S. & Gümmer, V., 2023, Cycle Innovations. American Society of Mechanical Engineers (ASME), v005t06a001. (Proceedings of the ASME Turbo Expo; vol. 5).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

3 Scopus citations

PytonDAQ - A Python based measurement data acquisition and processing software

Jäger, D. & Gümmer, V., 2023, In: Journal of Physics: Conference Series. 2511, 1, 012016.

Research output: Contribution to journal › Conference article › peer-review

Open Access

1 Scopus citations

The Current Gap Between Design Optimization and Experiments for Transonic Compressor Blades

Lopez, E. J. M., Hergt, A., Beversdorff, M., Grund, S., Steinert, W. & Gümmer, V., 2023, In: European Conference on Turbomachinery Fluid Dynamics and Thermodynamics, ETC.

Research output: Contribution to journal › Conference article › peer-review

1 Scopus citations

The Current Gap between Design Optimization and Experiments for Transonic Compressor Blades†

Munoz Lopez, E. J., Hergt, A., Ockenfels, T., Grund, S. & Gümmer, V., Dec 2023, In: International Journal of Turbomachinery, Propulsion and Power. 8, 4, 47.

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

Open Access

4 Scopus citations

The New Chapter of Transonic Compressor Cascade Design at the DLR

Munoz Lopez, E. J., Hergt, A., Grund, S. & Gum̈mer, V., 1 Aug 2023, In: Journal of Turbomachinery. 145, 8, 081001.

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

Open Access

6 Scopus citations

2022

ANALYSIS OF CAVITY LEAKAGE EFFECTS ON COUPLED NON-AXISYMMETRIC ENDWALL-AIRFOIL OPTIMIZATION IN A LOW-SPEED COMPRESSOR TANDEM STATOR

Straccia, M., Giannini, S. & Gümmer, V., 2022, Turbomachinery - Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions. American Society of Mechanical Engineers (ASME), V10CT32A027. (Proceedings of the ASME Turbo Expo; vol. 10-C).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

5 Scopus citations

An Auxetic Construction Kit for Turbomachinery Application

Schröter, S., Reisinger, L. & Gümmer, V., 2022, Proceedings of the 8th World Congress on Mechanical, Chemical, and Material Engineering, MCM 2022. Qiu, H., Zhang, Y. & Iasiello, M. (eds.). Avestia Publishing, (Proceedings of the World Congress on Mechanical, Chemical, and Material Engineering).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Open Access

Auxetic Lattice Structures for Turbomachinery Application – a Simulative Parameter Study

Schröter, S., Reisinger, L. & Gümmer, V., 2022, In: Journal of Fluid Flow, Heat and Mass Transfer. 9, p. 121-135 15 p.

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

Open Access

DESIGN OF A BLOWING TYPE FLOW TREATMENT TO COMPLEMENT CASING TREATMENTS FOR COMPACT HIGH-PRESSURE COMPRESSOR REAR STAGES

Köhler, C. P., Kendall-Torry, C., Helcig, C. & Gümmer, V., 2022, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), V10AT29A002. (Proceedings of the ASME Turbo Expo; vol. 10-A).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Open Access

1 Scopus citations

HARDWARE-IN-THE-LOOP EVALUATION OF A QUICK-START SYSTEM FOR HELICOPTER GAS TURBINE OEI OPERATIONS TESTED IN SIMULATED FLIGHTS

Kuen, N., Mehling, T., Reiser, A., Bludau, J., Hajek, M. & Gümmer, V., 2022, 48rd European Rotorcraft Forum, ERF 2022. Associazione Italiana di Aeronautica e Astronautica (AIDAA), (48rd European Rotorcraft Forum, ERF 2022).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

NUMERICAL ANALYSIS OF BLADE PLATFORM LEAKAGE IN AXIAL COMPRESSORS

Petermann, J., Pommerening, M., Gümmer, V. & Becker, B., 2022, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), V10AT29A004. (Proceedings of the ASME Turbo Expo; vol. 10-A).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

2 Scopus citations

Numerical Calibration and Investigation of the Influence of Reynolds Number on Measurements With Five-Hole Probes in Compressible Flows

Schaffer, C., Speck, K. & Gummer, V., 1 Sep 2022, In: Journal of Turbomachinery. 144, 9, 091010.

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

Open Access

6 Scopus citations

NUMERICAL INVESTIGATION OF NEAR-TIP MODIFICATIONS FOR A HIGHLY-LOADED LOW-SPEED ROTOR UNDER THE INFLUENCE OF DOUBLE LEAKAGE

Eckel, J., von Jeinsen, P. & Gümmer, V., 2022, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), V10AT29A023. (Proceedings of the ASME Turbo Expo; vol. 10-A).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

2021

BLADE DESIGN AND TIP CLEARANCE FLOWANALYSIS FOR A COMPACT HIGH-PRESSURE COMPRESSOR REAR STAGE

Köhler, C., Helcig, C. & Gümmer, V., 2021, In: European Conference on Turbomachinery Fluid Dynamics and Thermodynamics, ETC.

Research output: Contribution to journal › Conference article › peer-review

1 Scopus citations

Coupling of endwall and aerofoil optimisation on a low-speed compressor tandem stator

Straccia, M. & Gummer, V., 2021, Turbomachinery - Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery. American Society of Mechanical Engineers (ASME), V02DT36A009. (Proceedings of the ASME Turbo Expo; vol. 2D-2021).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

4 Scopus citations

ENDWALL BOUNDARY LAYER DEVELOPMENT in A MULTISTAGE LOW-SPEED COMPRESSOR with TANDEM STATOR VANES

Hopfinger, M. & Gümmer, V., 2021, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), V02AT31A014. (Proceedings of the ASME Turbo Expo; vol. 2A-2021).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Interacting effects in a multistage axial compressor using shrouded and cantilevered stators

De Dominicis, I., Robens, S., Wolfrum, N., Lange, M. & Gümmer, V., 2021, In: Journal of Propulsion and Power. 37, 4, p. 615-624 10 p.

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

4 Scopus citations

Numerical calibration and investigation of the influence of reynolds number on measurements with five-hole probes in compressible flows

Schaffer, C., Speck, K. & Gummer, V., 2021, Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power. American Society of Mechanical Engineers (ASME), V004T05A002. (Proceedings of the ASME Turbo Expo; vol. 4).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Open Access

3 Scopus citations

NUMERICAL EVALUATION of LOSSES in SHROUDED and CANTILEVERED STATORS of A MULTI-STAGE AXIAL COMPRESSOR

Dominicis, I. D., Robens, S. & Gümmer1, V., 2021, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), V02AT31A003. (Proceedings of the ASME Turbo Expo; vol. 2A-2021).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Numerical Investigation of Compressor Tandem Aerofoils Featuring Near-Endwall Modification

Eckel, J. & Gümmer, V., 25 May 2021, In: Journal of Physics: Conference Series. 1909, 1, 012019.

Research output: Contribution to journal › Conference article › peer-review

Open Access

2 Scopus citations

NUMERICAL INVESTIGATION OF NON-AXISYMMETRIC ENDWALL CONTOURING EFFECTS IN A LOWSPEED COMPRESSOR TANDEM STATOR

Straccia, M. & Gümmer, V., 2021, In: European Conference on Turbomachinery Fluid Dynamics and Thermodynamics, ETC.

Research output: Contribution to journal › Conference article › peer-review

Open Access

4 Scopus citations

NUMERICAL INVESTIGATION OF NON-AXISYMMETRIC ENDWALL CONTOURING EFFECTS IN A LOWSPEED COMPRESSOR TANDEM STATOR

Straccia, M. & Gümmer, V., 2021, In: European Conference on Turbomachinery Fluid Dynamics and Thermodynamics, ETC.

Research output: Contribution to journal › Conference article › peer-review

3 Scopus citations

NUMERICAL INVESTIGATION OF STATOR SHROUD LEAKAGE EFFECTS IN A 1.5-STAGE LOW-SPEED AXIAL COMPRESSOR

Hopfinger, M. & Gümmer, V., 2021, In: European Conference on Turbomachinery Fluid Dynamics and Thermodynamics, ETC.

Research output: Contribution to journal › Conference article › peer-review

3 Scopus citations

NUMERICAL INVESTIGATION OF STATOR SHROUD LEAKAGE EFFECTS IN A 1.5-STAGE LOW-SPEED AXIAL COMPRESSOR

Hopfinger, M. & Gümmer, V., 2021, In: European Conference on Turbomachinery Fluid Dynamics and Thermodynamics, ETC.

Research output: Contribution to journal › Conference article › peer-review

3 Scopus citations

NUMERICAL INVESTIGATION of the AERODYNAMIC PERFORMANCE of HYBRID AEROFOILS in A 1.5-STAGE LOW-SPEED COMPRESSOR

Eckel, J. & Gümmer, V., 2021, Turbomachinery - Axial Flow Fan and Compressor Aerodynamics. American Society of Mechanical Engineers (ASME), V02AT31A008. (Proceedings of the ASME Turbo Expo; vol. 2A-2021).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

8 Scopus citations

Chair of Turbomachinery and Flight Propulsion

Research output

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