Zobrazeno 1 - 10
of 1 876
pro vyhledávání: '"Turbulent jet"'
Publikováno v:
Journal of Engineering and Applied Science, Vol 71, Iss 1, Pp 1-22 (2024)
Abstract A detailed computational investigation was conducted to explore the dynamics of high-speed free slurry jets, with a focus on how variations in abrasive size and concentration affect their behavior. The study yielded several significant obser
Externí odkaz:
https://doaj.org/article/b0297d98ee16440b9f838a5b5bfcbec2
Publikováno v:
Nuclear Engineering and Technology, Vol 56, Iss 7, Pp 2545-2556 (2024)
In the present study, we investigated the velocity distribution, temperature distribution and condensation characteristics of steam jet issuing from four different orifice nozzles with a Reynolds number of approximately 79,000 using the phase Doppler
Externí odkaz:
https://doaj.org/article/143f045cd1544408af5ec0fdbcd1a0fe
Reconstruction of turbulent flow from temperature field measured using Background Oriented Schlieren
Autor:
Yulia K. Rudenko, Nikolay A. Vinnichenko, Aleksei V. Pushtaev, Yulia Yu. Plaksina, Alexander V. Uvarov
Publikováno v:
International Journal of Thermofluids, Vol 23, Iss , Pp 100744- (2024)
New data assimilation technique for turbulent flows is proposed, which allows determination of the turbulent viscosity, velocity and pressure distributions from the experimentally measured temperature fields. Measurements are performed for a round je
Externí odkaz:
https://doaj.org/article/bb772e2b9c96483db35610ef758ab390
Autor:
Shawn A. Reggeti, William F. Northrop
Publikováno v:
Frontiers in Mechanical Engineering, Vol 10 (2024)
Anhydrous ammonia (NH3) use in internal combustion engines represents a zero-carbon energy solution that is fully sustainable if NH3 is generated renewably. An active hydrogen-fueled pre-chamber to induce turbulent jet ignition is investigated in thi
Externí odkaz:
https://doaj.org/article/15e11628126241dc85b90c33fb3347ed
Publikováno v:
Applications in Energy and Combustion Science, Vol 17, Iss , Pp 100236- (2024)
Previous self-similarity analysis models for turbulent jet flames (TJF) have inherent limitations in the flame tip location and velocity prediction based on experimental data. A novel model (BP-TJF) to predict the propagation process of subsonic and
Externí odkaz:
https://doaj.org/article/cf4d3b7a4f934f409509c6a61ae63c70
Publikováno v:
Heliyon, Vol 10, Iss 4, Pp e26283- (2024)
The human exhalation flow is characterized in this work from the three-dimensional velocimetry results obtained by using the stereo particle image velocimetry (SPIV) measurement technique on the flow emitted from a realistic airway model. For this pu
Externí odkaz:
https://doaj.org/article/2571ca2fe0d1477db78cec7a28b2535d
Akademický článek
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Publikováno v:
Energies, Vol 17, Iss 7, p 1773 (2024)
In this paper, in order to improve the fuel economy of the actual application of the engine under multi-operating conditions, an experimental study is carried out on a turbo-charged direct-injection engine based on different pre-chamber structures. T
Externí odkaz:
https://doaj.org/article/dfc2dceb4381463c8a4537c8fc653edb
Publikováno v:
Applications in Energy and Combustion Science, Vol 16, Iss , Pp 100207- (2023)
In the field of natural gas marine engines, the high-pressure direct injection (HPDI) technology is widely used to achieve emission reduction while maintaining equivalent thermal efficiency and power output compared to diesel engines. In these engine
Externí odkaz:
https://doaj.org/article/f696dc62219645639ff4c7b082fce84d
Publikováno v:
Case Studies in Thermal Engineering, Vol 50, Iss , Pp 103481- (2023)
To study the combustion characteristics of turbulent jet flames under different gravity environments, the centerline temperature distribution curve and air entrainment rate of turbulent jet flame from microgravity to hyper gravity was carried out by
Externí odkaz:
https://doaj.org/article/d35571bca8994b189d2bb533fba390dc