Results 21 to 30 of about 178,059 (215)

Cost-Optimal Heat Exchanger Network Synthesis Based on a Flexible Cost Functions Framework

open access: yesEnergies, 2019
In this article an approach to incorporate a flexible cost functions framework into the cost-optimal design of heat exchanger networks (HENs) is presented.
Matthias Rathjens, Georg Fieg
doaj   +1 more source

Influence of piping processes on the relief evolution. Bardenas Reales (Navarra, Spain)

open access: yesCuadernos de Investigación Geográfica, 2013
Piping processes are controlled by many interacting factors, such as dispersion index and sodium content, SAR and ESP, together with other important factors as cracking density, slope degree and climate.
G. Desir, C. Marín
doaj   +1 more source

A deep learning-aided prediction approach for creep rupture time of Fe–Cr–Ni heat-resistant alloys by integrating textual and visual features

open access: yesJournal of Materials Research and Technology, 2022
Prediction of creep properties is crucial but still very challenging for the heat-resistant alloys, for which data-driven materials genome technologies provide a promising approach.
Shulin Xiang   +4 more
doaj   +1 more source

Quantitative evaluation of the complementarity and capacity ratio of large-scale wind power and photovoltaic

open access: yesJournal of Applied Science and Engineering
Aiming at the problem that the existing correlation analysis can’t clearly describe the change characteristics of wind power and photovoltaic, this paper takes the clean energy base in the upper reaches of the Yellow River as an example to study the ...
Naihui Peng   +7 more
doaj   +1 more source

Una nueva herramienta para evaluar la susceptibilidad de los suelos a los procesos de sufosión o piping : el pinhole test

open access: yesCuadernos de Investigación Geográfica, 2013
Los procesos de piping o sufosión se han observado en paisajes naturales y antrópicos, en diferentes litologías y climas, y bajo diferentes usos del suelo y cubiertas vegetales.
E. Nadal-Romero   +3 more
doaj   +1 more source

Experimental approach for understanding the dynamic behaviors of bentonite buffer piping erosion

open access: yesMechanical Engineering Journal, 2020
In Japan, as in other countries, bentonite-based buffer materials are expected to play roles in reducing stress from rock masses and mitigating nuclide migration in the geological disposal of high-level radioactive waste.
Tomoko ISHII   +3 more
doaj   +1 more source

Effect of local plastic component on crack opening displacement and on J-integral of a circumferential penetrated crack

open access: yesMechanical Engineering Journal, 2020
This paper describes the effect of local plastic component on J-integral and crack opening displacement (COD) evaluation of a circumferential penetrated crack, applicable to the leak before break (LBB) assessment for sodium cooled fast reactor (SFR ...
Hideo MACHIDA   +2 more
doaj   +1 more source

Leakage of gasoil from side cut piping in crude distillation unit of a petroleum refinery

open access: yesJournal of Pipeline Science and Engineering, 2022
This paper reports failure of elbow from side cut piping after three years of refinery gasoil service and piping metallurgy was SS316L austenitic stainless steel.
Chidambaram Subramanian
doaj   +1 more source

The Vibroacoustic Analysis of The Hydrocarbon Processing Plant Piping System Operating at Elevated Temperature. [PDF]

open access: yes, 2016
In this paper it is presented the vibroacoustic analysis of the selected section of the hydrocarbon processing chemical plant piping system operating at elevated temperature and subjected to dynamic load exciting vibration of the structure.
Błaszczyk, Andrzej   +3 more
core  

Experimental Study of Soil Texture and Cross River Structures on Depth of Undercutting Hole Induced by Seepage Erosion in River Banks [PDF]

open access: yesعلوم و مهندسی آبیاری, 2012
Despite of many researches on bank erosion mechanism, there exists an incomplete understanding of one of the basic mechanisms governing sediment loading to streams which is namely erosion by concentrated lateral, subsurface flow which causes river bank ...
Hediyeh Salamatravandi   +3 more
doaj  

Home - About - Disclaimer - Privacy