Results 51 to 60 of about 9,398,681 (287)

Large-Biot-number non-isothermal flow of a thin film on a stationary or rotating cylinder [PDF]

open access: yes, 2009
Using the lubrication approximation we investigate two-dimensional steady flow of a thin film of fluid with temperature-dependent viscosity on a uniformly heated or cooled horizontal cylinder, which may be stationary or rotating about its axis, in the ...
Duffy, B.R., Wilson, S.K.
core   +2 more sources

Development and Validation of a Laboratory‐Scale Methanol Synthesis Mini‐Plant and Digital Twin Simulation

open access: yesChemie Ingenieur Technik, EarlyView.
A methanol mini‐plant and its digital twin were developed to study flexible feedstocks, reactant recycling, and product condensation. Experimental results show good agreement with simulations, allowing systematic investigation of process parameters. Tests with biomass‐derived syngas demonstrated the feasibility of industrial COx sources.
Timothy A. Nowak   +5 more
wiley   +1 more source

Analysis of Energy Flux Vector on Natural Convection Heat Transfer in Porous Wavy-Wall Square Cavity with Partially-Heated Surface

open access: yesEnergies, 2019
The study utilizes the energy-flux-vector method to analyze the heat transfer characteristics of natural convection in a wavy-wall porous square cavity with a partially-heated bottom surface.
Yan-Ting Lin, Ching-Chang Cho
doaj   +1 more source

Numerical Study of Laminar Forced Convection of Nanofluid in a New Microchannel Heat Sink

open access: yesJournal of Mechanical Engineering, 2021
The heat transfer and pressure drop in a microchannel heat sink with 02 mixing chambers with inclined walls were numerically studied. The transport equations have been resolved by the finite volume method using ANSYS Fluent software. The operating fluids
Bourhane Bouhabel, Yassine Kabar
doaj   +1 more source

Systematic Review of Flat Plate Photovoltaic Thermal Systems: Components, Efficiency, Monitoring, and Artificial Intelligence

open access: yesEnergy Technology, EarlyView.
This article presents a review of flat‐plate hybrid solar panels, focusing on four key aspects: system components, parameters affecting efficiency, monitoring, and applications of artificial intelligence. The use of hybrid solar panels represents a promising technology for the simultaneous generation of electrical and thermal energy from solar ...
Amy Zulema Velasco Bonilla   +8 more
wiley   +1 more source

Gaseous Hydrogen Storage: Techno‐Economic Analysis

open access: yesEnergy Technology, EarlyView.
This study analyzes the technical and economic aspects of hydrogen storage in pressure vessels, with a focus on the influence of various transportation methods on performance and cost. It evaluates pressure and temperature effects during filling, and presents insights into the levelized cost of storage and the combined cost of hydrogen transportation ...
Mithran Daniel Solomon   +3 more
wiley   +1 more source

Cold Zone Exploration Using Position of Maximum Nusselt Number for Inclined Air Jet Cooling

open access: yesArchive of Mechanical Engineering, 2017
Inclined jet air cooling can be effectively used for cooling of electronics or other such applications. The non-confined air jet is impinged and experimentally investigated on the hot target surface to be cooled, which is placed horizontally.
Ingole Sunil B., Sundaram K. K.
doaj   +1 more source

3D Simulative Investigation of Heat Transfer Enhancement Using Three Vortex Generator Types Surrounding Tube in Plate Fin Heat Exchanger [PDF]

open access: yesE3S Web of Conferences, 2019
Vortex generator is a method to enhancing of heat exchanger performance but still have some disadvantages when the heat transfer performance increase. One of the disadvantage using vortex generator is high pressure drop.
Mardikus Stefan   +4 more
doaj   +1 more source

Natural convection flow in a porous enclosure with localized heating from below [PDF]

open access: yes, 2012
Natural convection flow in a two-dimensional fluid saturated porous enclosure with localized heating from below, symmetrical cooling from the sides and the top and rest of the bottom walls are insulated, has been investigated numerically. Darcy’s law for
Khan, M.A.I.   +2 more
core   +1 more source

Melting dynamics of large ice balls in a turbulent swirling flow

open access: yes, 2013
We study the melting dynamics of large ice balls in a turbulent von Karman flow at very high Reynolds number. Using an optical shadowgraphy setup, we record the time evolution of particle sizes.
Bianchi A. M.   +6 more
core   +1 more source

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