Results 1 to 10 of about 269 (49)

Development and Validation of a Thermo-Economic Model for Design Optimisation and Off-Design Performance Evaluation of a Pure Solar Microturbine [PDF]

open access: yesEnergies, 2018
The aim of this paper is to present a thermo-economic model of a microturbine for solar dish applications, which demonstrates the applicability and accuracy of the model for off-design performance evaluation and techno-economic optimisation purposes. The
Davide Iaria   +4 more
doaj   +3 more sources

Petrology and geochemistry of meta-ultramafic rocks in the Paleozoic Granjeno Schist, northeastern Mexico: Remnants of Pangaea ocean floor

open access: yesOpen Geosciences, 2017
The Granjeno Schist is a meta-volcanosedimentary upper Paleozoic complex in northeastern Mexico. We suggest different tectonic settings for metamorphism of its serpentinite and talc-bearing rocks based on petrographic and geochemical compositions ...
Torres-Sánchez Sonia Alejandra   +7 more
doaj   +1 more source

Biodesulfurization of Fossil Fuels: Analysis and Prospective. [PDF]

open access: yesF1000Res, 2023
Al-Khazaali WMK, Ataei SA, Khesareh S.
europepmc   +1 more source

Exploiting image logs to reduce drilling hazards: an innovative Artificial Intelligence methodology applied in East Africa [PDF]

open access: yes, 2023
Image logs are crucial for petrophysical and structural characterization of drilled formations. Logging while drilling (LWD) image logs allow near real-time characterization of formations during drilling. Interpretation time required by humans can become
Molossi, Attilio, Pipan, Michele
core   +1 more source

Seismic Processing and Velocity Analysis Using Reverse-Time Migration [PDF]

open access: yes, 2014
PhD i petroleumsteknologi og anvendt geofysikkPhD in Petroleum Engineering and Applied ...
Weibull, Wiktor Waldemar
core   +1 more source

Malignant melanoma of the urethra: a rare histologic subdivision of vulvar cancer with a poor prognosis [PDF]

open access: yes, 2012
Malignant melanoma of the urethra is a rare tumour that is difficult to diagnose and treat, resulting in a poor prognosis. In this paper, we present the case of a 65-year-old woman who was referred to a gynaecologist because of a urethral mass that ...
Alkatout, Ibrahim   +8 more
core   +2 more sources

Numerical Study of Cuttings Transport of Nanoparticle-Based Drilling Fluid [PDF]

open access: yes, 2020
Cuttings transportation from the drill bit, through the annulus, to the surface is one of the most important functions performed by drilling fluid. The prediction of drilling fluid's performance to transport cuttings in the annulus is very complex task ...
Al-Gailani, A, Al-Yasiri, M, Wen, D
core   +2 more sources

Foraminiferal morphogroups in dysoxic shelf deposits from the Jurassic of Spitsbergen [PDF]

open access: yes, 2009
Analysis of benthic foraminiferal assemblages was performed in Bathonian to Kimmeridgian deposits through a section covering the lower half of the Agardhfjellet Formation in central Spitsbergen.
Nagy, Jenö   +2 more
core   +3 more sources

Primary recovery factor as a function of production rate: implications for conventional reservoirs with different drive mechanisms [PDF]

open access: yes, 2019
This study evaluates the dependency of production rate on the recovery of hydrocarbon from conventional reservoirs using MBAL simulator. The results indicated that the recoveries are sensitive to the production rate in almost all hydrocarbon reservoirs ...
Ahmed T.   +15 more
core   +2 more sources

CHARACTERIZATION OF ZINC OXIDE AS DIELECTRIC CERAMICS FOR REDUCTION OF INTERFACIAL TENSION BETWEEN OIL AND WATER [PDF]

open access: yes, 2017
Generally, the application of nanotechnology is widely used in daily life. Nanotechnology helps to improve the characteristic and properties of the material.
YAHAYA, AHMAD WAFIY ADLI
core   +3 more sources

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