...Abhishek Dubey; Alessandro Sorce; Panagiotis Stathopoulos The paper describes a comprehensive thermodynamic analysis of the gas turbine combined cycle (CC) equipped with pressure gain combustion (PGC) based on the Humphrey cycle. PGC is represented by a steady-state zero-dimensional constant volume...

...Saeed Izadi; Jan Zanger; Hannah Seliger-Ost; Peter Kutne; Manfred Aigner A major challenge for gas turbine combustor technology is the emission of NO x and carbon monoxide (CO). Achieving an optimal premixed, prevaporized, dry low-NO x condition is a critical issue for liquid fuel combustors...

...Saeed Izadi; Oliver Kislat; Jan Zanger; Hannah Seliger-Ost; Peter Kutne; Manfred Aigner A newly developed gas turbine combustor system based on the swirl-assisted jet-stabilized concept using Jet A-1 and natural gas as reference fuel is tested under wet conditions to evaluate its combustion...

...Alexander Jaeschke; Bernhard Ćosić; Dominik Wassmer; Christian Oliver Paschereit Decarbonization of gas turbine combustion creates a pressing demand for new technical solutions for the combustion process. While switching to hydrogen fuels may solve the problem of carbon emissions and associated...

... 2024 turbo-electric hybrid gas-electric gas turbine power generation power distribution experimental Federal Aviation Administration 10.13039/100006282 692M15-20-C-0012 Currently, advanced vertical takeoff and landing (VTOL) and short takeoff and landing...

...Solon Karagiannopoulos; Taniguchi Tomoki; David Peral; Silvia Araguás Rodríguez; Ryozo Tanaka; Jim Hickey; Jörg P. Feist Small and midsize gas turbines for distributed power generation have been widely used in recent years, with designers constantly seeking to improve efficiency by increasing...

...S. Can Gülen; Martin Curtis Modern heavy duty industrial gas turbines in combined cycle configuration, with rated efficiencies (at ISO base load) above 60% net LHV, are expected to play a significant role in reducing the carbon footprint of utility scale electricity generation. Even without...

... of degraded engine against clean engine (TBF = 0) Fig. 12 Creep factors of both engines (TBF = 0) Creep factors of both engines (TBF = 0) Most civil passenger aircraft are powered by multiple gas turbine engines and normally all engines equally...

..., June 26–30, 2023. Turbo Expo 2023. e-mail:  g.l.ingram@durham.ac.uk 24 08 2023 31 10 2023 08 02 2024 turbomachinery education gas turbine undergraduate CFD This paper outlines the update of a final year turbomachinery course to cover three-dimensional...

... at atmospheric pressure with methane-air mixtures in the present study. It is representative in its design of a realistic lean premixed prevaporized injector of gas turbine engines operated at a lab-scale level. The lean blow-off extension with plasma is characterized. The combustion efficiency and the pollutant...

...Malika Zghal; Pierre Gauthier; Xiaoxiao Sun; Charith Wijesinghe; Vishal Sethi For gas turbine combustors, injecting liquid fuel in crossflow can achieve superior mixing characteristics to improve performance and reduce emissions. Robust numerical design tools are needed to accelerate...

... electric energy sector seeking to decarbonize. One of the most important technologies needed to achieve the goal of a carbon-free electricity sector is a 100% hydrogen-fueled gas turbine. Accommodating hydrogen-based fuels has been a key goal for various original engine manufacturers (OEMs) for many years...

... 10 08 2023 27 09 2023 04 01 2024 perfectly-premixed combustion gas turbine LII soot modeling LES simulation European Research Council 10.13039/501100000781 757912 During the last decades, energy demand has continuously grown to fulfill the needs...

... Achievements ,” Environ. Sustainability , 4 ( 4 ), pp. 585 – 588 . 10.1007/s42398-021-00212-7 [3] Haglind , F. , Hasselrot , A. , and Singh , R. , 2006 , “ Potential of Reducing the Environmental Impact of Aviation by Using Hydrogen Part II: Aero Gas Turbine Design ,” Aeronaut...

...)) and PCB3 (right (i, j)) for two different time segments. Operating conditions: uniform (Ac/Ath = 1.0), m˙total = 0.46 kg/s, ϕ = 1.0. 1 Corresponding author. e-mail:  aagrawal@eng.ua.edu 21 08 2023 02 09 2023 08 12 2023 gas turbine rotating detonation combustor...

... , A. , Khalidi , A. , Goldmeer , J. , Al-Ahmadi , K. , Al-Ghamdi , I. , Badr , E. , and Al-Ghatani , M. , 2022 , “ Computational Investigation of Using Emulsified Fuels in Heavy Duty Gas Turbines ,” ASME Paper No. GT2022-82184. 10.1115/GT2022-82184 [5] Ismael...

...Filippo Faldella; Sebastian Eisenring; Taesung Kim; Ulrich Doll; Peter Jansohn Carbon dioxide emissions in gas turbine power generation can be reduced by adding an increasing amount of hydrogen to the existing natural gas-fueled combustion systems. To enable safe operation, more insight on how H 2...

...Alexander Jaeschke; Bernhard Ćosić; Dominik Wassmer; Christian Oliver Paschereit Hydrogen as an essential part of future decarbonization of the energy industry makes it a crucial necessity to replace conventional, natural gas based concepts in gas turbine combustion. This paper presents...

... investigations of the flow, heat transfer, and pressure loss in various Gyroid architectures in a wedge-shaped channel, representing a trailing edge cooling for gas turbine blades. The Gyroid structures are partly arranged near the outlet of the wedged channel or are fully filled within the wedged channel...

...Francesco Radaelli; Christian Amann; Ali Aydin; Igor Varfolomeev; Peter Gumbsch; Kai Kadau We present a probabilistic model for quantifying the number of load cycles for nucleation of forging flaws—for a 3.5NiCrMoV high strength low alloy rotor steel—into a crack under gas turbine operating...