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Dapeng Zhang, Yunbo Li and Jiaye Gong
In this paper, the air lubrication method is applied to high-speed SWATH (small waterplane area twin hull) to reduce the resistance. The influence of air injection locations on drag reduction is investigated. The computed results are compared with experi...
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M. M. Biliaiev,M. O. Oladipo
Pág. 17 - 24
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Jeffrey A. Adams, Krishna R. Reddy and Lue Tekola
In-situ air sparging has evolved as an innovative technique for soil and groundwater remediation impacted with volatile organic compounds (VOCs), including chlorinated solvents. These may exist as non-aqueous phase liquid (NAPL) or dissolved in groundwat...
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Aliya Mukhametdinova, Polina Mikhailova, Elena Kozlova, Tagir Karamov, Anatoly Baluev and Alexey Cheremisin
The experimental and numerical modeling of thermal enhanced oil recovery (EOR) requires a detailed laboratory analysis of core properties influenced by thermal exposure. To acquire the robust knowledge on the change in rock saturation and reservoir prope...
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Jianzhong Li, Li Yuan and Hukam C. Mongia
To investigate the combustion characteristics in multi-point lean direct injection (LDI) combustors with hydrogen/air, two swirl?venturi 2 × 2 array four-point LDI combustors were designed. The four-point LDI combustor consists of injector assembly, swir...
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Kazuhiro Yamamoto and Masahiro Takemoto
In this study, to reduce the amount of pollutant PAH and soot in the flame, we examined the burner system equipped with a center air injection. For this purpose, by using PAH-LIF and soot LII, we evaluated relative PAH and soot amounts in both the triple...
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Shiyi Pan, Jinhua Wang, Bin Liang, Hao Duan and Zuohua Huang
Hydrogen addition can improve the performance and extend the lean burn limit of gasoline engines. Different hydrogen injection strategies lead to different types of hydrogen mixture distribution (HMD), which affects the engine performance. Therefore, the...
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Zhonghao He, Hongbo Wang, Fan Li, Yifu Tian, Minggang Wan and Jiajian Zhu
The ethylene-fueled flameholding characteristics of a cavity-based scramjet combustor are experimentally and numerically investigated. The test facility used the air heater, which heats air from room temperature to total temperature 1477 K. A nozzle is i...
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Joseph Guttman, Ido Negev and Genadi Rubin
Surplus water from seawater desalination plants along the Israeli Coast can be injected underground for seasonal storage. Two pilot projects were established to simulate the movement of air bubbles and changes in the well hydraulic parameters during pump...
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Joseph Guttman, Ido Negev, Genadi Rubin
Pág. 1 - 12
Surplus water from seawater desalination plants along the Israeli Coast can be injected underground for seasonal storage. Two pilot projects were established to simulate the movement of air bubbles and changes in the well hydraulic parameters during pump...
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Volodymyr Korohodskyi,Sviatoslav Kryshtopa,Vasiliy Migal,Andrii Rogovyi,Andrii Polivyanchuk,Georgiy Slyn?ko,Volodymyr Manoylo,Oleh Vasylenko,Oleksandr Osetrov
Pág. 39 - 52
An operating process for engines with spark ignition and direct fuel injection engines which ensures the formation of a stratified lean fuel-air charge under the modes of partial loads and the power composition of the fuel-air mixture at high loads has b...
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J. Moreno, N. de Hart, M. Saakes, K. Nijmeijer
Pág. 23 - 31
When natural feed waters are used in the operation of a reverse electrodialysis (RED) stack, severe fouling on the ion exchange membranes and spacers occurs. Fouling of the RED stack has a strong influence on the gross power density output; which can dec...
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Xuan Jin, Yang Yang, Xiaomei Cao and Jinshui Wu
The variable-area pintle injector has unique geometry and spray characteristics compared to traditional coaxial injectors, and is advantageous for weight lightening and deep throttling of liquid rocket engines. To obtain an accurate prediction of the spr...
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O. M. Pshinko,O. V. Krasniuk,T. V. Ulchenko
Pág. 162 - 166
The theoretical justification of research of injection parameters and setting the regime of mortar motion in a pipeline by compressed air jet is presented.
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Mustafa Aydin, Ahmet Irgin and M. Bahattin Çelik
Compared to other engines of the same size, diesel engines are more economical in addition to their ability to generate high power. For this reason, they are widely used in many fields such as industry, agriculture, transportation, electricity generation...
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Aristia L. Philippou, Pavlos K. Zachos and David G. MacManus
High-speed air intakes often exhibit intricate flow patterns, with a specific type of flow instability known as ?buzz?, characterized by unsteady shock oscillations at the inlet. This paper presents a comprehensive review of prior research, focused on un...
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Qiaoyan Ye and Karlheinz Pulli
This paper presents a numerical simulation of the spray painting process using a pneumatic atomizer with the help of a computational fluid dynamics code. The droplet characteristics that are necessary for the droplet trajectory calculation were experimen...
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Qiaoyan Ye and Karlheinz Pulli
This paper presents a numerical simulation of the spray painting process using a pneumatic atomizer with the help of a computational fluid dynamics code. The droplet characteristics that are necessary for the droplet trajectory calculation were experimen...
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Sara Bonuso, Pasquale Di Gloria, Guido Marseglia, Ramón A. Otón Martínez, Ghazanfar Mehdi, Zubair Ali Shah, Antonio Ficarella and Maria Grazia De Giorgi
This study introduces an innovative approach involving the injection of hydrogen into a low-swirl, non-premixed flame, which operates with gaseous fuels derived from an air-blast atomizer designed for aero-engine applications. The aim is to characterize ...
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Xiaobin Shen, Chunhua Xiao, Yijun Ning, Huanfa Wang, Guiping Lin and Liangquan Wang
The impact of supercooled water droplets is the cause of aircraft icing, and the acquisition of impingement characteristics is the key to icing prediction and the design of ice protection systems. The introduction of water droplet collection efficiency i...
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