Results 11 to 20 of about 108,498 (265)

Gas-Liquid Flow and Interphase Mass Transfer in LL Microreactors

open access: yesFluids, 2020
This work investigates the impact of fluid (CO2(g), water) flow rates, channel geometry, and the presence of a surfactant (ethanol) on the resulting gas–liquid flow regime (bubble, slug, annular), pressure drop, and interphase mass transfer coefficient ...
Brendon J. Doyle   +4 more
doaj   +1 more source

PREDICTING OF STEAM CONDENSATION HEAT TRANSFER COEFFICIENT IN HORIZONTAL FLATTENED TUBE

open access: yesJournal of Engineering and Sustainable Development, 2020
The heat transfer coefficient of steam condensation has a significant role in the performance of air-cooled heat exchangers. The purpose of this work is to predict the local/average local steam condensation heat transfer coefficient inside the horizontal
Mohammed Ghazi M. Kamil   +2 more
doaj   +3 more sources

Numerical investigation of flow past 17-cylinder array of square cylinders

open access: yesAIP Advances, 2018
In this work, flow past 17-cylinder array is simulated using the two-dimensional lattice Boltzmann method. Effect of gap spacings (0.5 ≤ gx* ≤ 3, 0.5 ≤ gy* ≤ 3) and Reynolds number (Re = 75 - 150) is analyzed in details. Results are presented in the form
Shams-ul-Islam   +2 more
doaj   +1 more source

Microscale Flow Field Analysis and Flow Prediction Model Exploration of Dry Gas Seal

open access: yesIEEE Access, 2020
The characteristics of high speed, high pressure, microscale, and rotating flow fields result in very complicated flow between the dynamic and static rings of a dry gas seal.
Yan Wang   +4 more
doaj   +1 more source

Numerical Investigation of the Vibration of a Circular Cylinder in Oscillatory Flow in Oblique Directions

open access: yesJournal of Marine Science and Engineering, 2022
The response of an elastically mounted circular cylinder vibrating in an oscillatory flow oblique to the flow direction is investigated. Simulations are conducted for vibration angles ranging from 0° to 90°, with 0° and 90° corresponding to the cases ...
Erfan Taheri, Ming Zhao, Helen Wu
doaj   +1 more source

Flow regimes and parameter dependence in nanochannel flows [PDF]

open access: yesPhysical Review E, 2009
Nanoscale fluid flow systems involve both microscopic and macroscopic parameters, which compete with each another and lead to different flow regimes. In this work, we investigate the interactions of four fundamental parameters, including the fluid-fluid, fluid-wall binding energies, temperature of the system, and driving force, and their effects on the
Liu, Chong, Li, Zhigang
openaire   +3 more sources

A Fully Coupled Model for the Simulation of Gas Flow in Multiscale Shale Reservoirs Combining Multiple Effects

open access: yesApplied Sciences, 2018
Gas flow mechanisms in shale reservoirs with multiscale pores and fractures are extremely complex. In this study, a dual fracture framework model was adopted to describe gas flow in multiscale shale reservoirs.
Xiaowei Hou   +3 more
doaj   +1 more source

Identifying effective reservoir capacity, water supply, inflow for tradeoff between human and ecological demand

open access: yesMATEC Web of Conferences, 2018
To protect the river ecosystem and sustain ecological flow regime, it’s vital to consider environmental flow management in reservoir operation. Many researches try to use more detailed environmental flow management strategies to improve ecological flow ...
Shan He, Xin’an Yin, Yang Zhifeng
doaj   +1 more source

Flow Regimes and Föhn Types Characterize the Local Climate of Southern Patagonia

open access: yesAtmosphere, 2020
The local climate in Southern Patagonia is strongly influenced by the interaction between the topography and persistent westerlies, which can generate föhn events, dry and warm downslope winds.
Franziska Temme   +3 more
doaj   +1 more source

An analysis of flow-like motion of avalanches based on physical modeling experiments

open access: yesShuiwen dizhi gongcheng dizhi, 2022
Flow-like motion is the main forms of rock avalanche emplacement, which is the foundation to reveal the dynamic mechanisms of rock avalanches. In this paper, a series of physical modeling experiments based on the Particle Image Velocimetry(PIV)analysis ...
Yanmei LONG   +5 more
doaj   +1 more source

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