Zobrazeno 1 - 10
of 122
pro vyhledávání: '"Mesfin Belayneh"'
Publikováno v:
International Journal of Occupational Safety and Health, Vol 14, Iss 2 (2024)
Introduction: Yearly, the International Labor Organization report indicates many workplace accident occurrences. The degree of the happenings depends on the workplace environment setting and the incident regulatory measures implemented. By the nature
Externí odkaz:
https://doaj.org/article/6c6a3b63aea540c8b4d84c4eea0fb647
Autor:
Amir Mohammad, Mesfin Belayneh
Publikováno v:
Applied Sciences, Vol 14, Iss 6, p 2273 (2024)
This paper presents data-driven modeling and a results analysis. Group method data handling (GMDH), multivariable regression (MVR), artificial neuron network (ANN), and new proposed GMDH-featured ANN machine learning algorithms were implemented to mo
Externí odkaz:
https://doaj.org/article/dd43e0eeb79349b88ec8d30632f159a3
Publikováno v:
Scientific African, Vol 21, Iss , Pp e01831- (2023)
The present article develops time series machine learning models to forecast the Adama II wind farm's long-term power production using SCADA data. The study applied data from the previous six years (2016 to 2021) with five years of data for training
Externí odkaz:
https://doaj.org/article/f11c0c05fff345978eca3c9d37bddeec
Autor:
Amir Mohammad, Mesfin Belayneh
Publikováno v:
Applied Sciences, Vol 13, Iss 23, p 12867 (2023)
The axial movement of pipe in and out of the well generates positive (surge) and negative (swab) pressures that will impact the well pressure. When the swab and surge effects cause well pressures outside the allowable operational limits, wellbore ins
Externí odkaz:
https://doaj.org/article/f4fb7fa8d03a4ed5b5005ab3fa7608dd
Publikováno v:
Applied Sciences, Vol 13, Iss 18, p 10252 (2023)
Drilling operations are the major cost factor for the oil industry. Appropriately designed operations are essential for successful drilling. Optimized drilling operations also enhance drilling performance and reduce drilling costs. This is achieved b
Externí odkaz:
https://doaj.org/article/dfdc9938cc50459991d5b12bd24d9b4c
Autor:
Mesfin Belayneh, Bernt Aadnøy
Publikováno v:
Frontiers in Physics, Vol 10 (2022)
In drilling wells, lost circulation, barite sagging, shale swelling, and formation damage are critical problems for the industry. These problems can be controlled by designing appropriate drilling fluids and lost circulation materials. In this study,
Externí odkaz:
https://doaj.org/article/0b3dbbf392cb444f895da54ad35c78b7
Autor:
Temesgen Abriham Miliket, Mesfin Belayneh Ageze, Muluken Temesgen Tigabu, Migbar Assefa Zeleke
Publikováno v:
Heliyon, Vol 8, Iss 3, Pp e09092- (2022)
Performances of hybrid Natural Fiber-Reinforced Composites (NFRCs) from E-glass, Nacha (Hibiscus macranthus Hochst. Ex-A. Rich.), and Sisal (Agave sisalana) fibers are investigated for wind turbine blades applications. The process of composite manufa
Externí odkaz:
https://doaj.org/article/c42b48216dfa49bcbf8a86bca42b8fe3
Publikováno v:
Journal of Engineering, Vol 2021 (2021)
The study of heat conduction phenomena using peridynamic (PD) theory has a paramount significance on the development of computational heat transfer. This is because PD theory has got an interesting feature to deal with the inherent nonlocal nature of
Externí odkaz:
https://doaj.org/article/427211e661ac480e9d3dbb19228fd2a4
Publikováno v:
Materials, Vol 14, Iss 23, p 7195 (2021)
Bentonite-based drilling fluids are used for drilling, where inhibitive fluids are not required. The rheological and the density properties of the drilling fluids are highly affected by high temperature and pressure. Due to high temperature, the clay
Externí odkaz:
https://doaj.org/article/02250173880e498c9abedb670c3ccf53
Publikováno v:
Energies, Vol 13, Iss 24, p 6718 (2020)
In recent years, several studies have indicated the impact of nanoparticles (NPs) on various properties (such as viscosity and fluid loss) of conventional drilling fluids. Our previous study with commercial iron oxide NPs indicated the potential of u
Externí odkaz:
https://doaj.org/article/5a42dbc241e041258de3345d34507351