Zobrazeno 1 - 10
of 108
pro vyhledávání: '"Heinz-Peter Schiffer"'
Autor:
Nicklas Kilian, Fabian Klausmann, Daniel Spieker, Heinz-Peter Schiffer, Mauricio Gutiérrez Salas
Publikováno v:
International Journal of Turbomachinery, Propulsion and Power, Vol 9, Iss 2, p 22 (2024)
An experiment-supported simulation process chain is set up to perform numerical forced response analyses on a transonic high-pressure compressor front stage at varying operating conditions. A wake generator is used upstream of the rotor to excite a s
Externí odkaz:
https://doaj.org/article/75dbf68c16cb4aae9c9646df98eb1caf
Publikováno v:
International Journal of Turbomachinery, Propulsion and Power, Vol 8, Iss 4, p 48 (2023)
The surge limit of centrifugal compressors is a key parameter in the design process of modern turbochargers. Numerical methods like steady-state simulations are state-of-the-art methods for predicting the performance of the centrifugal compressor. In
Externí odkaz:
https://doaj.org/article/8b29a884ed1d438aa1e88b38569039fe
Autor:
Daniel Franke, Daniel Möller, Maximilian Jüngst, Heinz-Peter Schiffer, Thomas Giersch, Bernd Becker
Publikováno v:
International Journal of Turbomachinery, Propulsion and Power, Vol 6, Iss 2, p 19 (2021)
This study investigates the aerodynamic and aeroelastic characteristics of a transonic axial compressor, focusing on blade count reduced rotor behavior. The analysis is based on experiments, conducted at the Transonic Compressor Darmstadt test rig at
Externí odkaz:
https://doaj.org/article/b22fdff73d394a7fa830d510e8b805ed
Autor:
Jonas Foret, Daniel Franke, Fabian Klausmann, Alexandra Schneider, Heinz-Peter Schiffer, Bernd Becker, Hauke Müller
Publikováno v:
International Journal of Turbomachinery, Propulsion and Power, Vol 6, Iss 3, p 21 (2021)
This paper experimentally investigates a highly-loaded 1.5-stage transonic axial compressor, which comprises a variable inlet guide vane, a BLISK rotor, and a variable stator in tandem arrangement. A detailed comparison between the newly designed com
Externí odkaz:
https://doaj.org/article/4d48ef38541e4b768e3023c9d8fd902f
Publikováno v:
International Journal of Turbomachinery, Propulsion and Power, Vol 5, Iss 3, p 14 (2020)
A turbocharger’s radial turbine has a strong impact on the fuel consumption and transient response of internal combustion engines. This paper summarizes the efforts to design a new radial turbine aiming at high efficiency and low inertia by applyin
Externí odkaz:
https://doaj.org/article/956b00be10404a32a32c81e37259656e
Publikováno v:
Journal of the Global Power and Propulsion Society, Vol 2, Iss 1 (2018)
The flow structures in an axial compressor that lead to short-length scale stall inception are investigated using optical measurements in a high-speed one and a half stage compressor. During transient throttling procedures, velocity was measured in a
Externí odkaz:
https://doaj.org/article/d8c05380ce024566bf85090f11f79a7c
Publikováno v:
International Journal of Turbomachinery, Propulsion and Power, Vol 4, Iss 4, p 34 (2019)
Compressor surge has been investigated and predicted since the early days of turbomachinery research. Experimental testing of turbomachinery applications is still needed to determine whether stable compressor operation is possible in the expected app
Externí odkaz:
https://doaj.org/article/567f6c921e284173a2d56a4977712e80
Autor:
Manuel Wilhelm, Heinz-Peter Schiffer
Publikováno v:
International Journal of Turbomachinery, Propulsion and Power, Vol 4, Iss 3, p 23 (2019)
Rotor tip film cooling is investigated at the Large Scale Turbine Rig, which is a 1.5-stage axial turbine rig operating at low speeds. Using pressure sensitive paint, the film cooling effectiveness η at a squealer-type blade tip with cylindrical pre
Externí odkaz:
https://doaj.org/article/64a0b9909b48473ca82eb1d93a6e8ca9
Publikováno v:
International Journal of Turbomachinery, Propulsion and Power, Vol 4, Iss 3, p 27 (2019)
This paper provides an investigation of a casing treatment (CT) approach for pressure ratio improvements of centrifugal compressors between peak efficiency and surge. Results were experimentally verified for a variety of automotive turbocharger compr
Externí odkaz:
https://doaj.org/article/66c954a2c0cd42b4b1b6ef04b0aa447b
Publikováno v:
International Journal of Turbomachinery, Propulsion and Power, Vol 2, Iss 4, p 20 (2017)
An algorithm is presented generating a complete set of inlet boundary conditions for Reynolds-averaged Navier–Stokes computational fluid dynamics (RANS CFD) of high-pressure turbines to investigate their interaction with lean and rich burn combusto
Externí odkaz:
https://doaj.org/article/219783840a504d989fe7df93517e3595