International Journal of Engineering Research in Africa

Description: The 70th journal's volume includes articles that present the research and engineering solutions in the mechanics of materials, design of tools and equipment, semiconductors for power electronics and transient stability of photovoltaic systems, managing of construction waste and investigation of the role of concurrent engineering towards managing design changes during the architectural design process. This edition will be helpful to a wide range of engineers from various industrial branches.

Description: The 69th volume of the journal includes articles dedicated to the latest research results in properties and processing technologies of structural materials such as steel, polymers, and composites, analysis and design of sliding mode controllers and automation of centrifugal pumps, designing of geothermal heat exchangers, investigation of seismic behaviour of soil-based structure and analysis mechanics of river's sediments transfer in conditions of Wadi Skhirate, Morocco. The issue will be useful to specialists in mechanical engineering and construction.

Description: This 68th issue of the journal contains articles reflecting the latest research results in powder metallurgy of cermets, green building materials for wide applications in modern construction, analysis of existing maximum solar power point tracking algorithms and components and techniques of solar radiation level prediction in Sahara region of Algeria based on machine learning. This volume will be helpful to many engineers in machinery, renewable energy production and construction.

Description: The 67th issue of the journal includes articles that present the latest research results in chemical engineering for energy production, friction stir welding of polymers, corrosion rate prediction in pipelines, green building materials and structural mechanics, analysis of opening angle on the efficiency of Michell-Banki turbines without guide blades. There are also described neural networks-based modelling to optimise water productivity of passive solar still and model-based approaches for leak detection in water distribution systems, analysis of photovoltaic systems performance in Moroccan regions and a machine learning scheme for speed prediction in intelligent transportation systems. This volume will be helpful to many engineers in machinery, energy production and construction.

Description: This journal's issue includes articles that describe the latest research results in alloy metallurgy, building materials and construction technologies including building seismic provision and results of analytical modelling of mechanical properties of shrink-fitted thick-walled cylinders and nose landing gear for Boeing 777. There is also analysed a hybrid system solar chimney-air soil heat exchanger for natural ventilation and modified particle swarm optimisation for maximum power point tracking for solar photovoltaic systems and presented mathematical modelling of agricultural insurance pricing in Morocco. This volume will be helpful to many engineers in machinery, manufacturing, energy industry and construction.

Description: The 65th issue of the journal includes articles that describe the latest research results in 3D printing, anaerobic digestion of solid municipal waste, analysis of building seismic performance, properties of bio-based insulation material, and soil properties for geotechnical works. There are also designed floating photovoltaic panels, and control systems for hydroponics and analyze means for equipment efficiency improvement through a lean approach in small and medium enterprises. This volume will be helpful to many engineers in machinery, manufacturing and construction.

Description: The 64th volume of the journal represents the research results of mechanical properties and delamination mode of a carbon-fibre-reinforced polymer composite, experimental and numerical studies of viscoelastic behaviour of bituminous mixture with a high rate of reclaimed asphalt pavement, optimisation of energy consumption for a synthetic ammonia's production, modelling of heat processes in the systems that use solar energy and energy management in a related microgrid. There are articles devoted to image processing for automatic navigation technology in agricultural machines and the development of a hybrid artificial Intelligence-based system for supporting the eco-industrialisation of complex manufacturing processes. The volume will be helpful to specialists in machinery, construction, thermal engineering, usage of solar energy, renewable energetics and industrial automation.

Description:

This volume of the journal represents the research results of properties and synthesis technologies for a multifunctional hydrogel material, concrete with aggregate from plastic waste, numerical modelling of natural convection processes in the elliptical cylinders, analysed the wastewater treatment technologies based on the use of natural chemicals and based on electroflotation and electrocoagulation. There are articles devoted to communication engineering, energy management in microgrids and potential assessment of wind energy in conditions of Ethiopia. The volume will be helpful to specialists in machinery, communication and construction, environmental protection and energetics.

Description: The 62nd issue of the journal includes articles that describe the latest research results in materials science, including alloys and composites, solar energy concentrator design, power electronic engineering, building materials and level service analysis in the trading company.