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Chengfei Tao, Rongyue Sun, Yichen Wang, Yang Gao, Lin Meng, Liangbao Jiao, Shaohua Liang and Ling Chen
This study experimentally explored the effects of equivalence ratio settings on ethanol fuel combustion oscillations with a laboratory-scale combustor. A contrary flame equivalence ratio adjusting trend was selected to investigate the dynamic characteris...
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Jungho Lee, Ingyu Lee, Seongphil Woo, Yeoungmin Han and Youngbin Yoon
The spray and combustion characteristics of a gas-centered swirl coaxial (GCSC) injector used in oxidizer-rich staged combustion cycle engines were analyzed. The study focused on varying the recess ratio, presence of gas swirl, and swirl direction to imp...
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Sergios Villette, Dimitris Adam, Alexios Alexiou, Nikolaos Aretakis and Konstantinos Mathioudakis
In a time when low emission solutions and technologies are of utmost importance regarding the sustainability of the aviation sector, this publication introduces a reduced-order physics-based model for combustion chambers of aeroengines, which is capable ...
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Tae-Ho Lee and Il-Seok Kang
A small combustion chamber was developed and manufactured for empirical combustion testing of several alternative fuels developed to meet IMO emission limits for fuel oil used in ships. The combustion chamber consists of four independent tanks and a circ...
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Essossinam Beguedou, Satyanarayana Narra, Komi Agboka, Damgou Mani Kongnine and Ekua Afrakoma Armoo
The process of making cement clinker uses a lot of energy and produces a lot of pollution. Currently, cement companies use a combination of traditional fossil fuels and alternative fuels (AF-Fuels) to lower their energy consumption and environmental foot...
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Rong Zhao, Cheng Du, Jianyong Zhang, Ruixue Cheng, Zhongqiang Yu and Bin Zhou
Laser absorption spectroscopy tomography is an effective combustion diagnostic method for obtaining simultaneous two-dimensional distribution measurements of temperature and gas molar concentrations. For the reconstruction process of complex combustion f...
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Henrik Feuk, Francesco Pignatelli, Arman Subash, Ruike Bi, Robert-Zoltán Szász, Xue-Song Bai, Daniel Lörstad and Mattias Richter
The surface temperature of a burner nozzle using three different pilot hardware configurations was measured using lifetime phosphor thermometry with the ZnS:Ag phosphor in a gas turbine model combustor designed to mimic the Siemens DLE (Dry Low Emission)...
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Arne Seitz, Markus Nickl, Florian Troeltsch and Kathrin Ebner
A fuel cell?gas turbine hybrid propulsion concept is introduced and initially assessed. The concept uses the water mass flow produced by a hydrogen fuel cell in order to improve the efficiency and power output of the gas turbine engine through burner ste...
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Jana Barabás, Vojislav Jovicic and Antonio Delgado
This work deals with the numerical investigation of a three-dimensional, laminar hydrogen-air diffusion flame in which a cylindrical fuel jet is surrounded by in-flowing air. To calculate the distribution of gas molecules, the model solves the species co...
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Ghazanfar Mehdi, Sara Bonuso and Maria Grazia De Giorgi
Re-ignition of aeroengines under high altitude conditions is of great importance to the safety and use of lean-burn flame. This study is focused on the experimental and numerical characterization of flow dynamics and flame re-ignition in a rectangular bu...
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