58 Result(s)
within
Analytical Chemistry
Inorganic Chemistry
Measurement Science and Instrumentation
Physical Chemistry
Ben Ep**er
Article
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Article
Study on combustion characteristics and smoke components of aviation cable under low pressure
In order to study the cruise safety of aircraft under high altitude and low pressure, the combustion characteristics of protective cover and insulation layer of waxy aviation cable FXL under normal pressure an...
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Heat transfer and fluid flow characteristics over a backward-facing step (BFS) containing square-rectangular ribs integrated as forward-facing steps (FFS)
Modifying the geometrical structures is a potential strategy that targets the compactness of any new devices in order to produce greater cooling performance. The heat transfer enhancement over a BFS with uniqu...
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Synthesize of exfoliated poly-methylmethacrylate/organomontmorillonite nanocomposites by in situ polymerization: structural study, thermal properties and application for removal of azo dye pollutant
This paper reports the synthesis of exfoliated structure of Poly-methylmethacrylate/organomontmorillonite nanocomposites by in situ polymerization of Methylmethacrylate monomer as a cost-effective adsorbent fo...
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Differential thermal measurements of phase transitions at high pressures and temperatures
Thermal measurements of high-pressure transitions in metals can provide thermodynamic insight into the properties of the high-pressure high-temperature phases and their transitions. However, these measurements...
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Exploring the impact of vanadium on physical, structural and thermal properties of bioactive glass 46S6: a comparative study with other metallic elements
Vanadium-doped quaternary bioactive glass systems 46 SiO2, (24–x/2) Na2O, (24–x/2) CaO, 6P2O5, xV, where x = 0, 0.5, 2.5, 2.8, and 5 mass% of vanadium through the use of V2O5 oxide, were successfully synthesized ...
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MLP and optimized FCM-ANFIS models proposed for inlet turbulent flow under ultrasonic vibration
In this research, two methods, the multi-layer perceptron (MLP) neural network and the adaptive neuro-fuzzy inference system (ANFIS), were employed to find the best relationship between inputs and outputs of t...
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Impact of using sand beds and reflectors on trays solar still performance
To ensure the availability of freshwater resources in areas with limited water supply, it is crucial to enhance the efficiency of solar-powered desalination systems that are affordable, such as solar stills (S...
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Transient magneto-buoyant convection of a magnetizable nanofluid inside a circle sensible storage subjected to double time-dependent thermal sources
Thermal and flow behaviors of sensible heat energy storage unit subjected to uniform and nonuniform magnetic field effects and to double time dependent heat sources were numerically investigated. The sensible ...
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Multi-objective optimization design of a planar membrane humidifier based on NSGA-II and entropy weight TOPSIS
The external humidifier plays an important role in regulating the internal water content and improving the output efficiency of the fuel cells. In the current study, parameter influence research and multi-obje...
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Article
Open AccessPyrolysis of tea and coffee wastes: effect of physicochemical properties on kinetic and thermodynamic characteristics
Physicochemical properties, kinetic pyrolysis and thermodynamic study of spent green tea, pure spent coffee grounds, spent coffee grounds blended with 50% torrefied barley and coffee husk were experimentally i...
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Kinetic study of methyl oleate epoxidation under phase transfer catalysis by heat flow measurement
The epoxidation of vegetable oils is an environmentally friendly process that allows the synthesis of platform molecules for many industrial applications. The diphasic nature of the reaction results in limitat...
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A new mathematical method for quantifying flame trajectory length of inclined buoyant jet fires in crosswind
Outdoor gas pipeline leakage often results in inclined jet fires, often causes the domino incidents in industry and greatly threatens process safety and environment. In practical conditions, the presence of am...
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Numerical performance assessment of a solar greenhouse dryer for the drying of Olive Mill Wastewater
Olive Mill wastewater is considered as a hazardous olive by-product due to its high organic load and its toxic activity. The drying of this effluent under a greenhouse dryer can be an interesting low-cost trea...
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Open AccessA rapid heating and high magnetic field thermal analysis technique
A new thermal analysis technique is described that allows measurements to be performed on bulk samples at extreme heating and cooling rates and in high magnetic fields. High heating rates, up to 1000 °C min−1, ar...
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Advancement of nanofluids in automotive applications during the last few years—a comprehensive review
The present paper focuses on a review recalling the main contributions of studies that involve nanofluids on automotive industry. The novelty of the paper consists on the concise synthesis presented, that high...
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Effect of combined natural convection and non-gray gas radiation on entropy generation through a cylindrical annulus
The present work is focused on the interaction between natural convection and thermal radiation in a participating medium through a cylindrical annulus. The Ray Tracing method through the quadrature T10 has been ...
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Correction to: Numerical simulation of the effect of chimney configuration on the performance of a solar chimney power plant
A correction to this paper has been published: https://doi.org/10.1007/s10973-021-10567-y
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Numerical simulation of the effect of chimney configuration on the performance of a solar chimney power plant
Previous studies have shown that the crosswind reduces the output power of a SCPP (solar chimney power plant) with the deflection of the plume at the exit and separation of wind flow there at the downstream. T...
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Momentum and heat transfer characteristics of three-dimensional CuO/water nanofluid flow in a horizontal annulus: influences of nanoparticle volume fraction and its mean diameter
Both experimental and numerical studies are unanimous in enhancing heat transfer for forced convection of nanoparticle suspensions, while the available works pertaining to buoyancy-induced heat transfer in nan...
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Numerical analysis of mixed convection heat transfer and laminar flow in a rectangular inclined micro-channel totally filled with Water/Al2O3 Nano fluid
A numerical analysis was carried out of mixed convection heat transfer for a laminar flow in a rectangular inclined microchannel totally filled with a water/Al2O3 nanofluid. The governing conservation equation...
