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Investigating The Effect Of Spray Parameters On Adhesion Strength Between Aluminum Coatings And Polymeric Substrate, Ghufran Matrood, Niveen Abdulkader, Nahedh Ali Mar 2026

Investigating The Effect Of Spray Parameters On Adhesion Strength Between Aluminum Coatings And Polymeric Substrate, Ghufran Matrood, Niveen Abdulkader, Nahedh Ali

Engineering and Technology Journal

Metallization involves applying a thin metal layer onto a substrate, typically through techniques such as thermal spraying. This process improves conductivity, durability, and aesthetic appeal, making it valuable in applications such as electronics, solar panels, and decorative coatings. In this study, flame thermal spray technique are used to metalize high-density polyethylene with an aluminum layer. Taguchi and ANOVA are used to investigate the effect of various parameters on the adhesion strength between aluminum layers deposited on high-density polyethylene (HDPE) substrates. DOE utilization has facilitated the identification of the effects of the flame thermal spraying parameters, such as the distance between …

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Comparative Study On The Formability Of Aluminum 1100 And Brass Cuzn37 In Spif, Marwa Qate'a, Adnan Mohammed, Muhsin Jweeg Mar 2026

Comparative Study On The Formability Of Aluminum 1100 And Brass Cuzn37 In Spif, Marwa Qate'a, Adnan Mohammed, Muhsin Jweeg

Engineering and Technology Journal

Most research on single-point incremental forming (SPIF) has focused on aluminum sheets of various thicknesses and titanium and steel with moderate mechanical resistance and low thicknesses. However, brass alloys, which exhibit moderate resistance comparable to certain aluminum alloys, have yet to receive much attention from researchers. Consequently, the formability of brass alloys requires a more thorough investigation. This study examines two ductile materials: Aluminum 1100 and Brass CuZn37. Both materials were formed under identical conditions into a hyperbolic truncated pyramid with varying wall angles ranging from 20° to 80° using the SPIF process, with dimensions of 150 mm × 150 …

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Optimization Of Turning Process Parameters For Enhanced Surface Quality In Aluminum Alloy Aa2024, Nashwan Mahmood, Esmail Mahmood, Saya Mahmood, Mohammad Aziz, Deary Ahmad Mar 2026

Optimization Of Turning Process Parameters For Enhanced Surface Quality In Aluminum Alloy Aa2024, Nashwan Mahmood, Esmail Mahmood, Saya Mahmood, Mohammad Aziz, Deary Ahmad

Engineering and Technology Journal

Surface roughness is a critical parameter that profoundly influences the functionality and performance of materials and components across various industries. Additionally, estimating the ideal machining parameter circumstances is the best way to minimize costs and get the item's surface quality. This research investigated four factors- depth of cut, spindle speed, feed, and nose radius- for the turning of aluminum alloy AA2024 to estimate the surface roughness. The study's experimental efforts were done by utilizing a manual turning machine, and the experiment setup used the Taguchi method of L18 array orthogonal (OA). The Taguchi approach is employed to optimize the selection …

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Experimental Investigation Of Nanographene Mixed In The Copper Electrodes For Electrical Discharge Machining, Osama Sabbar, Ali Khleif, Baraa Albaghdadi Mar 2026

Experimental Investigation Of Nanographene Mixed In The Copper Electrodes For Electrical Discharge Machining, Osama Sabbar, Ali Khleif, Baraa Albaghdadi

Engineering and Technology Journal

Nanotechnology in electrode manufacturing is a new technique to enhance the machinability of materials that are difficult to machine using electrical discharge machining (EDM). Since the wear of electrodes in the EDM process usually has a high effect on the process performance, thus it is important to conduct a study to reduce the tool wear rate (TWR) and increase the Material removal rate (MRR). This study aims to improve the operation performance of nanomaterial graphene in the electrode industry. In this experimental work, single-layer nanographene with a concentration of (2%wt) was mixed into a copper matrix using the stir-casting method …

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Validation Of The Simulation Implant Design Approach Based On Ct Scan Images And The Biomechanical Performance Response Of Rehabilitated Skull Bones, Nareen Obaeed, Wisam Hamdan Mar 2026

Validation Of The Simulation Implant Design Approach Based On Ct Scan Images And The Biomechanical Performance Response Of Rehabilitated Skull Bones, Nareen Obaeed, Wisam Hamdan

Engineering and Technology Journal

Appropriate cranial implants are essential due to a worldwide population that is aging and the rising incidence of trauma. One key element affecting cranial implants' performance is their biomechanical behavior in human skull bones. This paper describes a high-quality cranial implant design approach for the defective skull based on computed tomography CT scan images and the biomechanical performance analysis of rehabilitation human skull bones. The valuable contribution of this work is the effective utilization of finite element analysis FEA to contrast the material behaviors of Polymethylmethacrylate PMMA cranial implants and autologous skull bone during rehabilitation as exposed to external trauma. …

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Evaluating Hot Mix Asphalt For Different Recycled Asphalt Pavement Contents And Filler Kinds Utilizing Marshall Characteristics And Moisture Damage, Hawraa Jabbar, Miami Hilal, Mohammed Fattah Mar 2026

Evaluating Hot Mix Asphalt For Different Recycled Asphalt Pavement Contents And Filler Kinds Utilizing Marshall Characteristics And Moisture Damage, Hawraa Jabbar, Miami Hilal, Mohammed Fattah

Engineering and Technology Journal

A significant amount of reclaimed asphalt pavement must be used to address the growing demand for sustainable road-building materials. One of the problems of employing RAP in mixes is that it makes them more rigid. The guideline specifies that when the amount of RAP is greater than 15%, softer-grade asphalt should be used; however, the asphalt used in Baghdad is 40–50 grade, and its high viscosity makes it challenging to mix when adding RAP. Sometimes, softer grades are not readily available and must be made upon request. Therefore, using some waste oil as a rejuvenator was the task. It is …

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Tank Deformation Analysis By Combining Laser Scanning And Photogrammetry, Ali Al-Saedi, Fanar Abed, Imzahim Alwan Mar 2026

Tank Deformation Analysis By Combining Laser Scanning And Photogrammetry, Ali Al-Saedi, Fanar Abed, Imzahim Alwan

Engineering and Technology Journal

Laser scanning systems are used to capture high-resolution 3D point clouds, thereby obtaining the object geometry. Terrestrial laser scanning (TLS) technology is an essential data capture tool for providing high-quality point clouds for industrial environments. However, TLS point clouds can be lacking and incomplete due to occlusions prevalent in complicated industrial environments. The static nature of the system makes it necessary to use a complementary data collection technique, such as cameras, to fill the gaps, enrich density, and improve data quality. Therefore, in this research, an integrated work frame was presented that would allow for the automatic and reliable direct …

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Flow Modulation On Hydraulic River Behavior Between Al-Abbassia And Al-Shammia Barrages Using Hec-Ras2d, Zainab Abbass, Jaafar Maatooq, Mustafa Al-Mukhtar Mar 2026

Flow Modulation On Hydraulic River Behavior Between Al-Abbassia And Al-Shammia Barrages Using Hec-Ras2d, Zainab Abbass, Jaafar Maatooq, Mustafa Al-Mukhtar

Engineering and Technology Journal

The construction of hydraulic structures worldwide results in controlled hydrologic regimes through river impoundment. The studied area exhibits a fluctuation in climatic change and flow regulation by hydraulic structures, resulting in variations in flow patterns. This study investigates the variations in the water flow of the Euphrates River in the vicinity of Abbassia Barrage. Three flow scenarios, maximum flow 44.26 m3/s, average flow 28.69 m3/s, and minimum flow 19.67 m3/s for one year, were processed in HECRAS2D software and analyzed to view the impact of flow modulation on hydraulic river behavior between Al-Abbassia and Al-Shammia Barrages. The findings indicate that …

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Assessment Of Flash Flood Detection In Erbil City Using Change Detection Indices For Sar Images, Abbas Noori, Abdul Razzak Ziboon, Amjed Al-Hameedawi Mar 2026

Assessment Of Flash Flood Detection In Erbil City Using Change Detection Indices For Sar Images, Abbas Noori, Abdul Razzak Ziboon, Amjed Al-Hameedawi

Engineering and Technology Journal

The frequency and intensity of flash floods are expected to increase due to climate change, resulting in significant casualties and damage to infrastructure and the economy. Reliable and timely flood maps are essential for an effective disaster management plan. On December 17, 2021, a severe flash flood in Erbil City resulted in twelve fatalities and extensive damage to the affected area. The ability of synthetic aperture radar (SAR) images to penetrate clouds and heavy precipitation is vital for accurate flood imaging. This study analyzed Sentinel-1 satellite-based radar images before and after the flood to detect the inundation. Two change detection …

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Critical State Characteristics Of Lateritic Soils Treated With Rice Husk Ash As Subgrade Soil, Chibundu Enyinnia, Ugochukwu Okonkwo, Chidobere Nwa-David Mar 2026

Critical State Characteristics Of Lateritic Soils Treated With Rice Husk Ash As Subgrade Soil, Chibundu Enyinnia, Ugochukwu Okonkwo, Chidobere Nwa-David

Engineering and Technology Journal

The behavior of subgrade materials plays a pivotal role in determining the longevity of transportation infrastructure. More often, interests had been focused on the mechanical behavior of treated soils prior to the failure stage, while the critical state conditions had received very little attention. This study focused on the critical state characteristics of two distinct lateritic soils (Sample 1, non-plastic and Sample 2, plastic) which were treated with rice husk ash (RHA). The chemical composition of the rice husk ash was examined using X-ray fluorescence. The two natural soils were characterized, and the X-ray diffraction technique was used to identify …

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Drought In Iraq: Remote Sensing Assessment Using Lswi-Index And Landsat Imagery, Israa Mohammed, Imzahim Alwan, Abdul Razzak Ziboon Mar 2026

Drought In Iraq: Remote Sensing Assessment Using Lswi-Index And Landsat Imagery, Israa Mohammed, Imzahim Alwan, Abdul Razzak Ziboon

Engineering and Technology Journal

Climate change has significantly increased the risk of drought and natural disasters. Droughts are expected to become more frequent and severe globally, particularly in Iraq, due to decreasing precipitation, rising temperatures, reduced vegetation cover, and water scarcity. The extent and location of drought are primarily influenced by limited precipitation and scarce water resources. In Iraq, drought is a serious and recurring issue exacerbated by the mismanagement of water resources and insufficient precipitation. Drought indicators are utilized to monitor and evaluate drought conditions to address this issue. Drought models typically consider systematic patterns of precipitation shortages, temperature increases, and other factors …

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The Possibility Of Producing An Eco-Friendly Refractory Concrete, Whab Abd, Mohammed Salman, Shatha Hasan Mar 2026

The Possibility Of Producing An Eco-Friendly Refractory Concrete, Whab Abd, Mohammed Salman, Shatha Hasan

Engineering and Technology Journal

The quantity of waste generated during construction and demolition keeps rising annually. Refractory bricks are wastes that have a detrimental effect on the environment. This paper investigates the reuse of refractory brick wastes to create environmentally friendly refractory concrete. To accomplish this goal, two percentages 10 and 25% of alumina cement will be substituted for bauxite powder, and alumina brick as the aggregate will be used instead of the natural aggregates. For each of the six types, a mix of refractory concrete (RFC), 14% water content, and a 1:3 cement/ aggregate ratio. The cast samples were stored at laboratory temperature …

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Clay Barriers Performance In Landfills: A Review., Kawther Al-Soudany, Mohammed Fattah, Falah Rahil Mar 2026

Clay Barriers Performance In Landfills: A Review., Kawther Al-Soudany, Mohammed Fattah, Falah Rahil

Engineering and Technology Journal

Clay barriers have garnered much interest in environmental engineering because they successfully reduce various ecological dangers, including groundwater contamination, the migration of leachate from landfills, and waste disposal in landfills. This review paper aims to provide a comprehensive analysis of the features, uses, and performance of clay barriers in various environmental conditions. The problem this review paper addresses is the dangers of waste disposal sites, which emphasizes landfills' harm to the ecosystem and explains why natural clays are often employed as barriers surrounding landfills to keep out pollution. The paper aims to provide an update on essential subjects about barrier …

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Analysis Of Prestressed Concrete Beams Experimentally Utilizing Steel Strands And Cfrp Bars, Ahmed Edan, Wael Abdulsahib Mar 2026

Analysis Of Prestressed Concrete Beams Experimentally Utilizing Steel Strands And Cfrp Bars, Ahmed Edan, Wael Abdulsahib

Engineering and Technology Journal

This research seeks to improve the performance behavior of reinforced concrete (RC) beams by examining their load-deflection diagrams using ordinary and prestressed carbon fiber-reinforced polymer (CFRP) bars in place of standard steel reinforcement instead. Using CFRP bars as prestressed tendons to replace the bottom steel rebars, eight 1800-mm long RC beams with a 200 mm×300 mm cross-section were evaluated and split into three groups, evaluating critical loading phases (i.e., cracked, ultimate, and mid-span deflection). Relative to the reference beam, beams reinforced with CFRP had far higher load-carrying capacities and ductility. One beam, reinforced with regular CFRP bars, exhibited a mid-span …

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Slenderness Effect On The Behavior Of Composite Rc Columns Under Eccentric Loads, Zaynab Mohammed, Bassman Muhammad, Ali Resheq Mar 2026

Slenderness Effect On The Behavior Of Composite Rc Columns Under Eccentric Loads, Zaynab Mohammed, Bassman Muhammad, Ali Resheq

Engineering and Technology Journal

The structural performance of reinforced concrete (RC) columns plays a pivotal role in ensuring the safety and stability of buildings and infrastructure. In structural engineering, the quest for optimizing the design and behavior of RC columns has been a persistent pursuit. This research is focused on the columns having a “large” height that the secondary bending moments induced will affect the behavior of the RC column element. Therefore, one critical aspect that has garnered considerable attention is the influence of slenderness on the behavior of these columns, particularly when subjected to eccentric loading. As structures become taller and larger, slenderness …

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Mechanical And Thermal Performance Of Engineered Cementitious Composite Concrete Produced By Using Polyvinyl Alcohol Fibers, Harith Al-Masraf, Tareq Al-Attar, Qais Freyyah Mar 2026

Mechanical And Thermal Performance Of Engineered Cementitious Composite Concrete Produced By Using Polyvinyl Alcohol Fibers, Harith Al-Masraf, Tareq Al-Attar, Qais Freyyah

Engineering and Technology Journal

The inclusion of polyvinyl alcohol fiber (PVA) into an engineered cementitious composite (ECC) material is essential to impart mechanical and thermal properties, in addition to the enhancement of porosity and microstructural properties. Therefore, this improvement can be achieved by utilizing four different percentages of fiber (0.5, 1, 1.5, 2)%, replaced by volume. Five mixes of (PVA-ECC) of M25 grade strength were produced and tested at three different ages (7, 28, and 90) days. Because of the more porous structure of (PVA-ECC), the results demonstrated that adding 2% by weight of (PVA) fiber to (PVA-ECC) dramatically lowered its thermal conductivity by …

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A Study On Quantum-Sized Ag2o Nanostructures: The Effect Of Chemical Interaction Time Before Deposition Using The Cbd Method, Evan Salim, Muntadher Awayiz, Makram Fakhri, Motahher Qaeed, Subash Gopinath Mar 2026

A Study On Quantum-Sized Ag2o Nanostructures: The Effect Of Chemical Interaction Time Before Deposition Using The Cbd Method, Evan Salim, Muntadher Awayiz, Makram Fakhri, Motahher Qaeed, Subash Gopinath

Engineering and Technology Journal

Ag2O quantum dots highly versatile promising a wide range of applications from energy conversion to biomedicine making them an important area of research and development in nanotechnology. The tunibilty of the bandgab, make them highly suitable for optoelectronics device, LED, solar cell, were the band gab can be adjested by controlling the size of nanoparticles leading to different light absorbtion and emission properties. In this work, uniform and smooth quantum-sized silver oxide (Ag2O) nano-films were chemically prepared on a glass substrate using chemical bath deposition method. The study investigated the impact of interaction time before the deposition process, where the …

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Enhancement Of Mechanical Properties In Unsaturated Polyester Via Reinforcement With Olive Leaf Particles, Eman Ibraheem, Waleed Bdaiwi Mar 2026

Enhancement Of Mechanical Properties In Unsaturated Polyester Via Reinforcement With Olive Leaf Particles, Eman Ibraheem, Waleed Bdaiwi

Engineering and Technology Journal

The use of olive leaf powder (OLP) as a filler material in unsaturated polyester composites brings a new avenue for the development of mechanical and thermal properties. The present work focuses on the impact of the relative proportions of OLP ranging from (0, 5, 10, 15, 20, and 25%) on the structural, electrical, and thermal properties of the composites.The specimens were prepared through the hand lay molding process, and the hardness strength, impact strength as well as compressive strength examination were conducted.These findings suggest that the characteristics of these composites improve as the content of OLP increases.The maximum impact strength …

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Synthesis And Characterization Of Nickel Doped Ternary Oxide Thin Film As Electrode Materials For Supercapacitor Application, Cissan Sylvanus, Jemima Ogwo, Sylvanus Isaac Mar 2026

Synthesis And Characterization Of Nickel Doped Ternary Oxide Thin Film As Electrode Materials For Supercapacitor Application, Cissan Sylvanus, Jemima Ogwo, Sylvanus Isaac

Engineering and Technology Journal

The over-dependence on fossil fuels for energy generation, especially in developing countries like Nigeria, is a major setback to the economy. There is a hike in its price, hence the need to commercialize a renewable form of energy such as solar energy. Solar energy's intermittent nature is a barrier, requiring an efficient, affordable, clean energy storage mechanism such as a supercapacitor. Electrodes are a supercapacitor's basic components, and optimizing an electrode material leads to wide electrochemical applications. In this study, Ni-doped  thin films were synthesized by electrochemical deposition, and the optical, morphological, and electrochemical properties were investigated through different characterization …

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Synthesized Of Gallium Nitride/Psi Nano Thin Films Using 532 Nm Wavelength By Pulsed Laser Deposition Technique, Abeer Abbas, Ali Alwahib, Makram Fakhri, Subash C. B. Gopinath, U. Hashim Mar 2026

Synthesized Of Gallium Nitride/Psi Nano Thin Films Using 532 Nm Wavelength By Pulsed Laser Deposition Technique, Abeer Abbas, Ali Alwahib, Makram Fakhri, Subash C. B. Gopinath, U. Hashim

Engineering and Technology Journal

The porous silicon (PSi) substrate was accurately synthesized using photoelectrochemical etching. A Nanofilm gallium nitride (GaN) was then precisely deposited on this PSi substrate using pulsed laser deposition (PLD). The x-ray diffraction (XRD) investigation revealed the GaN layer's distinct crystalline structure along the (002) plane, with a precise crystallite size of 21.57 nm. This precision in the deposition process enhanced both the surface morphology and film quality. In the atomic force microscope (AFM), oval particles were evenly distributed across the entire surface, and the RMS of the surface was 27 nm with a 20.63 nm surface roughness. A field emission …

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Utilizing Remote Sensing And Aerogeophysical Data For Spatial Decision Support System For Optimal Gold Mineralization Site Identification In North-Central Nigeria, Abdullahi S., Ejepu S. Mar 2026

Utilizing Remote Sensing And Aerogeophysical Data For Spatial Decision Support System For Optimal Gold Mineralization Site Identification In North-Central Nigeria, Abdullahi S., Ejepu S.

Engineering and Technology Journal

This study presents a comprehensive investigation utilizing remote sensing data and aerogeophysical datasets to identify potential economic gold mineralization sites in Zungeru, North-Central Nigeria. The research objectives include understanding the structural setting, mapping lithologic contacts, and detecting hydrothermally altered zones. Spatial suitability analysis was conducted on processed datasets. Feature-Oriented Principal Component Analysis (Crosta approach) was applied to selected Landsat 8 OLI imagery bands for mapping hydroxyl and iron oxide alterations. Additionally, regional topographic lineaments were mapped using SRTM DEM, and subsurface lineaments were identified using aeromagnetic data. Interpretation of the aeromagnetic data revealed complex anomalies associated with various structural characteristics, …

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Effects Of Dy2o3 Doping On Physical And Mechanical Characteristics Of B2o3-Teo2-Bao Glass, Saba Hathot, Balqees Al Dabbagh, Haydar Aboud Mar 2026

Effects Of Dy2o3 Doping On Physical And Mechanical Characteristics Of B2o3-Teo2-Bao Glass, Saba Hathot, Balqees Al Dabbagh, Haydar Aboud

Engineering and Technology Journal

A new oxide glass host of the form (50-x) B2O3-25TeO2-25BaO-xDy2O3 (where x was varied from 0 to 1.25 mol%) was prepared using the conventional melt-cast quenching method. The study investigated how the glasses' structural, physical, and elastic properties were affected by varying amounts of Dy2O3. The XRD patterns of the samples indicated that they possessed an amorphous nature. FTIR spectrum displayed the vibration mode of trigonal and bipyramidal units like TeO3, TeO4, BO4, and BO3 together with Te-O-Te and Te-O linkages, indicating bridging oxygen (BO). The observed increase in the density (from 4.535 - 4.772 gm.cm-3) was ascribed to the …

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Optimal Operational Conditions Of Pla/Pbat Mixed Matrix Membrane For The Treatment Of Oily Wastewater, Maryam Ghadhban, Khalid Rashid, Adnan Abdulrazak, Hicham Meskher, Yacine Benguerba, Emad Yousif Al-Sarraj, Qusay Alsalhy Mar 2026

Optimal Operational Conditions Of Pla/Pbat Mixed Matrix Membrane For The Treatment Of Oily Wastewater, Maryam Ghadhban, Khalid Rashid, Adnan Abdulrazak, Hicham Meskher, Yacine Benguerba, Emad Yousif Al-Sarraj, Qusay Alsalhy

Engineering and Technology Journal

This study aims to optimize the operational variables influencing the incorporation of Hesperidin nanoparticles (HSP NPs) into poly(lactic acid)/poly(butylene adipate-co-terephthalate) (PLA/PBAT) for manufacturing mixed matrix membranes (MMMs) for oily wastewater treatment. An optimization method was employed to determine the optimal values for key process factors to achieve specific flux and rejection rates exceeding required levels. Statistical techniques such as response surface methodology (RSM) and analysis of variance (ANOVA) were used to enhance performance on a larger scale. This research investigated the impact of operating parameters on the flux and oil rejection of PLA/PBAT/HSP membranes across all samples. The variables studied …

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Applications Of Artificial Intelligence In Nanotechnology, Shahad Eabd Alrida, Ola Obed, Elaf Taha, Thamer Abdullah, Mustafa Hathal, Viola Somogyi Mar 2026

Applications Of Artificial Intelligence In Nanotechnology, Shahad Eabd Alrida, Ola Obed, Elaf Taha, Thamer Abdullah, Mustafa Hathal, Viola Somogyi

Engineering and Technology Journal

Artificial intelligence (AI) is emerging as a prominent technological advancement. It is the act of replicating human intelligence for many purposes. In contrast to conventional methodologies, artificial intelligence (AI) is undergoing tremendous advancements. The present state of artificial intelligence (AI) technology enables them to effectively address numerous intricate difficulties with proficiency comparable to a human's. The significance of advancements in AI is particularly evident in machine learning, where the techniques and algorithms are effectively applied to address many problems, including those in nanotechnology. In contemporary nanotechnology, it is crucial to expedite the search for the most favorable synthesis parameters while …

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Impact Of Surface-Modified Silica And Magnesium Oxide Nanoparticles On The Flow Behaviour Of East Baghdad Crude Oil And Emulsion, Mohammed Nasera, Asawer Alwasiti, Riyadh Almukhtar, Mazin Shibeeb Mar 2026

Impact Of Surface-Modified Silica And Magnesium Oxide Nanoparticles On The Flow Behaviour Of East Baghdad Crude Oil And Emulsion, Mohammed Nasera, Asawer Alwasiti, Riyadh Almukhtar, Mazin Shibeeb

Engineering and Technology Journal

The transportation of crude oil naturally, including emulsion from the wellhead to the processing facility, presents a challenge in the oil industry, particularly as wells age and the production of associated water increases. To improve the flowability of the emulsified oil, traditional methods for reducing the viscosity, such as dilution and heating, are costly and energy-intensive. However, nanotechnology offers a potential solution to improve flowability and crude oil behavior. This paper examines how adding 3% wt of surface-modified silicon dioxide (SiO2) and magnesium oxide (MgO) nanoparticles impacts the flow properties of an emulsion containing East Baghdad crude oil. The investigation …

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A Model Predictive Control-Based Statcom For Weak Grid Voltage Enhancement, Adeola Balogun, Emeka Esenwa, Sunday Adetona, Ayobami Olajube, Ayokunle Awelewa, Frank Okafor Mar 2026

A Model Predictive Control-Based Statcom For Weak Grid Voltage Enhancement, Adeola Balogun, Emeka Esenwa, Sunday Adetona, Ayobami Olajube, Ayokunle Awelewa, Frank Okafor

Engineering and Technology Journal

This paper presents a model predictive control (MPC) technique for the control of reactive power flow from a static synchronous compensator (STATCOM) into a weak power system network. The MPC strategy enables the STATCOM to mitigate weak phase voltage magnitudes in a distribution grid. The weak voltage magnitudes usually emanate from large inductive loads connected to the grid’s point of common coupling (PCC). The MPC utilizes a finite control set of voltage vectors to minimize a cost function, which reduces the errors between set references and the corresponding predicted variables. The references in the cost function are set by two …

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Control System Design Of A Pin-On-Disc Wear Machine Using Plc, Huda Mohammed, Khansaa Salman Abed, Ahmed Reja Mar 2026

Control System Design Of A Pin-On-Disc Wear Machine Using Plc, Huda Mohammed, Khansaa Salman Abed, Ahmed Reja

Engineering and Technology Journal

This study presents the design and implementation of a control system for a Pin-on-Disc wear testing machine using a Programmable Logic Controller (PLC). The novel approach employed involves adjusting the applied pressure on the pin, rather than the conventional method of altering weights, to evaluate the impact of varying loads on the wear rate. This method enhanced the accuracy of wear results by 25% compared to traditional techniques. The control system was developed and implemented with a Human-Machine Interface (HMI) that interacts with the PLC to control and monitor key parameters, including applied load, temperature, rotational speed, sliding time, and …

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Modeling And Control Of A High-Quality Electro-Hydraulic Actuator Driven Via An Induction Motor Under Intelligent Indirect Vector Control, Aws Hassan, Jamal Mohammed, Walaa Hashim Mar 2026

Modeling And Control Of A High-Quality Electro-Hydraulic Actuator Driven Via An Induction Motor Under Intelligent Indirect Vector Control, Aws Hassan, Jamal Mohammed, Walaa Hashim

Engineering and Technology Journal

Due to its excellent energy efficiency and broad speed range, the variable-speed electro-hydraulic drive is an appealing driving principle in many contemporary industrial applications. A primary control of linear motion is via a variable-speed electric motor driving a hydraulic actuator via a constant displacement pump. One of the most commonly used controllers for the speed control of induction motors is the Proportional Integral (PI) type. However, the traditional PI controller has some disadvantages, such as the high starting overshoot, sensitivity to controller gains, and sluggish response due to sudden disturbance. An intelligent controller based on PI Fuzzy logic set theory …

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Anfis Control Of Four-Quadrant Dc/Dc Chopper For Wireless Ev Charging, Hawraa Hameed, Hosham Anead, Khalid Sultan Mar 2026

Anfis Control Of Four-Quadrant Dc/Dc Chopper For Wireless Ev Charging, Hawraa Hameed, Hosham Anead, Khalid Sultan

Engineering and Technology Journal

Wireless charging of electric vehicles (EVs) poses issues like power ripples that reduce battery lifetime. This study proposes a four-quadrant DC/DC chopper controlled by an adaptive neuro-fuzzy controller (ANFIS) for wireless EV charging. The system is modeled and simulated in Matlab/Simulink. Compared to a PI-PSO controller, the proposed ANFIS control reduced the ripple factor in power over half to about 0.7% and optimized stability and efficiency. Though settling time increased, the difference in rise time was negligible. Future work will improve dynamic response. The ANFIS-controlled DC/DC chopper enhances wireless charging performance with minimal power ripples for safe, efficient EV power …

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Survey Of Near-Field Wireless Communication And Power Transfer For Biomedical Implants, Hala Abduljaleel, Saad Mutashar, Sadik Gharghan Mar 2026

Survey Of Near-Field Wireless Communication And Power Transfer For Biomedical Implants, Hala Abduljaleel, Saad Mutashar, Sadik Gharghan

Engineering and Technology Journal

Bio-implanted medical devices with electronic components play a crucial role due to their effectiveness in monitoring and diagnosing diseases, enhancing patient comfort, and ensuring safety. Recently, significant efforts have been conducted to develop implantable and wireless telemetric biomedical systems. Topics such as appropriate near-field wireless communication design, power use, monitoring devices, high power transfer efficiency from external to internal parts (implanted), high communication rates, and the need for low energy consumption all significantly influence the advancement of implantable systems. In this survey, a comprehensive examination is undertaken on diverse subjects associated with near-field wireless power transfer (WPT)-based biomedical applications. The …

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