Results 1 to 10 of about 1,589 (68)

A CALPHAD-Informed Enthalpy Method for Multicomponent Alloy Systems with Phase Transitions

open access: yesModelling
Solid–liquid phase transitions of metals and alloys play an important role in many technical processes. Therefore, corresponding numerical process simulations need adequate models.
Robert Scherr   +3 more
doaj   +3 more sources

Analysis of Thermal and Insulation Performance of Double Glazed Window Doped With Paraffin Wax [PDF]

open access: yesEngineering and Technology Journal, 2020
In this paper, a numerical investigation has been performed to study the effect of varying the thermal properties of the paraffin wax on the performance of a double glazed window doped with it during the summer climate of Baghdad (33.3 °N, 44.4 °E ...
Jalal Jalil, Salih Salih
doaj   +1 more source

Comparison of Corrected and Uncorrected Enthalpy Methods for Solving Conduction-Driven Solid/Liquid Phase Change Problems

open access: yesEnergies, 2022
The numerical study of solid/liquid phase change problems represents a large and ongoing field of research with many applications. These simulations should run as fast and accurately as possible. Therefore, proceeding from previous work and findings from
Andreas König-Haagen, Gonzalo Diarce
doaj   +1 more source

Dissociation Enthalpy of Methane/Carbon dioxide/Nitrogen and Tetra n-butylammonium Chloride Semiclathrate Hydrates Using the Clausius-Clapeyron Equation [PDF]

open access: yesJournal of Chemical and Petroleum Engineering, 2022
Due to high storage capacity, high dissociation enthalpy, and the appropriate melting point of gas hydrates, these compounds have a potential for many industrial applications.
Abolfazl Mohammadi   +2 more
doaj   +2 more sources

Compare the Calculations of Steam Extraction Efficiency of Power Plant Turbine by Simple Heat Balance Method and Equivalent Enthalpy Drop Method [PDF]

open access: yesE3S Web of Conferences, 2020
At present, the calculation method of steam extraction efficiency of power plant turbine have five methods: heat balance method, equivalent enthalpy drop method, cyclicfunctional method, composite structure method and matrix method.
Li Yuanyuan   +3 more
doaj   +1 more source

A Computationally Efficient Multi-Scale Thermal Modelling Approach for PBF-LB/M Based on the Enthalpy Method

open access: yesMetals, 2022
Laser-Based Powder Bed Fusion is one of the most widely used additive manufacturing processes, mainly due to its high-quality output. End users would greatly benefit from a virtual simulation of the process; however, the modelling of the process is very ...
Panagiotis Stavropoulos   +4 more
doaj   +1 more source

Numerical calculation of phase change heat conduction in freezing soil by lattice Boltzmann method based on enthalpy method

open access: yesFrontiers in Earth Science, 2023
In the freezing process, the soil is accompanied by heat conduction, heat release for ice-water phase change, phase change interface movement, and a change in thermal diffusion coefficient, which is a complex nonlinear problem and is hard to solve.
Lin Tian   +3 more
doaj   +1 more source

Determining the Composition of Imported Recycled Plastics with Differential Scanning Calorimetry [PDF]

open access: yesE3S Web of Conferences, 2021
The analysis of the composition of recycled plastics is the prerequisite for identifying the properties of recycled plastics goods-solid waste. This paper systematically studies the composition of crystalline polymers by differential scanning calorimetry,
Luo Chuan   +5 more
doaj   +1 more source

Heat and Mass Transfer Modeling to Predict Temperature Distribution during Potato Frying after Pre-Treatment with Pulsed Electric Field

open access: yesFoods, 2021
Based on unsteady state heat conduction, a mathematical model has been developed to describe the simultaneous heat and moisture transfer during potato frying. For the first time, the equation was solved using both enthalpy and Variable Space Network (VSN)
Gohar Gholamibozanjani   +5 more
doaj   +1 more source

Numerical and Experimental Prediction of Food Freezing [PDF]

open access: yesEngineering and Technology Journal, 2012
In this study the freezing of foods was studied numerically and experimentally. Different kinds of foods have been studied numerically (Meat, Broccoli, Perch and Banana), while the experimental work is applied to meat only. In numerical solution enthalpy
Soundus S. AL-Azaw, Jalal M. Jalil
doaj   +1 more source

Home - About - Disclaimer - Privacy