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Assessment Of Electricity Sector Using Geomatics Techniques: (Ramadi City As A Case Study), Hisham Al-Sharaa Jul 2026

Assessment Of Electricity Sector Using Geomatics Techniques: (Ramadi City As A Case Study), Hisham Al-Sharaa

Engineering and Technology Journal

Geomatics involves the collection, management, integration, representation, analysis, modeling and display of geographically referenced information describing both the Earth’s physical features and the built environment. One of the main use of this tool is to estimate electrical energy demand throughout Al Anbar Governorate, which have major problems in this sector with about 750 to 770 MW. The consumption of the city of Al Ramadi is about 200 MW. According to official forecasts by the Directorate of Electricity Networks of Al Anbar, this demand is expected to increase to about 900 MW during the summer of 2020. The present distribution systems …

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A Review About Preparation And Properties Of Biochar And Application Fields In The Environment, Marwa Al Rawi, Ghayda Al Kindi, Jwad Al Refaae Jul 2026

A Review About Preparation And Properties Of Biochar And Application Fields In The Environment, Marwa Al Rawi, Ghayda Al Kindi, Jwad Al Refaae

Engineering and Technology Journal

Biomass’ pyrolysis process is responsible for producing the biochar charcoal, this process does not incorporate the oxygen, and it is utilized as a soil enhancer for each one of the carbon sequestration, and soil health prospects. Biochar can be defined as a stabilized solid which is enriched with carbon and could remain in the soil for extended period of time. Biochar has been studied as a way of carbon sequestration, and it might be a way used for handling climate change and global warming. It happens due to the processes that are associated with pyrogenic carbon capturing and storages. This …

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Water Flow Simulation Of Tigris River Between Samara And Baghdad Based On Hec-Ras Model, Imzahim Alwan, Zahraa Majeed, Ali Abbas Jul 2026

Water Flow Simulation Of Tigris River Between Samara And Baghdad Based On Hec-Ras Model, Imzahim Alwan, Zahraa Majeed, Ali Abbas

Engineering and Technology Journal

This work aims to use the digital elevation model (DEM) or 3-Dimensional surface to model and analyze the water flow in the Tigris River. The first stage of this study is based on filed data acquisition survey at 38 stations.  These stations were adopted to implement the one-dimensional steady and unsteady numerical flow models. The HEC-RAS software was used to implement these models. The most important results of the steady-state model were that the maximum discharge and velocity and minimum flow area were 638.17 m3/sec, 2.12 m/sec and 301.42 m2 respectively. These values occurred at station 66+700. While, the minimum …

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Effect Of Steel Fiber Content On Properties Of Fresh Self-Compacting Geopolymer Concrete, Zaid Mohammed, Tareq Al-Attar, Basil Al-Shathr Jul 2026

Effect Of Steel Fiber Content On Properties Of Fresh Self-Compacting Geopolymer Concrete, Zaid Mohammed, Tareq Al-Attar, Basil Al-Shathr

Engineering and Technology Journal

Self-compacting geopolymer concrete (SCGPC) is a cutting-edge sustainable engineering material in construction that eliminates the need for both compaction and Portland cement. In this study, the impact of various steel fiber content on the workability of SCGPC was investigated. The basic workability features of freshly made SCGPC, such as filling ability, passing ability, and segregation resistance, were assessed by employing slump flow, V-funnel, L-box, and J-ring test techniques. Obtained results showed that all the investigated characteristics of SCGPC have retreated due to the inclusion of steel fibers. Findings presented in this research confirmed that the basic requirements of EFNARC could …

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Optimum Steel Fiber Content Of High Strength Pozzolime Concrete, Sabreen Hamza, Ahmed Al-Zuheriy, Sabreen Hamza Jul 2026

Optimum Steel Fiber Content Of High Strength Pozzolime Concrete, Sabreen Hamza, Ahmed Al-Zuheriy, Sabreen Hamza

Engineering and Technology Journal

Pozzolime is a promising alternative binder, compared to Portland cement because of its low CO2 emission. it is produced by mixing hydrated lime, silica fume, and fly ash. Fiber is added to concrete to improve the durability, mechanical properties of the structure, and others. In this study, high-strength Pozzolime concrete was reinforced with hooked-end steel fiber which was added as fractions of volume of 0.5, 1, 1.5, and 2%. Optimization for fiber content was performed according to the workability and strength of the fiber-reinforced mixture. Obtained results showed that the compressive strengths at 14d and 90d increased by 71.4% and …

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Assessing The Effect Of Eating As A Distraction Factor While Driving On Drivers' Performance, Zinah Saihood, Ahmed Abdul Jabbar, Rasha Al-Rubaee Jul 2026

Assessing The Effect Of Eating As A Distraction Factor While Driving On Drivers' Performance, Zinah Saihood, Ahmed Abdul Jabbar, Rasha Al-Rubaee

Engineering and Technology Journal

The increase in the number of traffic accidents, deaths, and injuries is a major concern for traffic and safety professionals. Distraction from the road is common, but increases safety concerns. Drivers engage in many behaviors that are a distraction from the task of driving, and these sources may be inside or outside the vehicle. The driver may not have a clear idea of the negative impact of such activities on achieving safe driving. The paper focused on one type of distraction that occurs inside the car, the factor of eating while driving in order to address the question of whether …

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Mitigation Of The Factors Affecting The Autogenous Shrinkage Of Ultra-High Performance Concrete, Adil Jabbar, Mohammed Hamood, Dhiyaa Mohammed Jul 2026

Mitigation Of The Factors Affecting The Autogenous Shrinkage Of Ultra-High Performance Concrete, Adil Jabbar, Mohammed Hamood, Dhiyaa Mohammed

Engineering and Technology Journal

Ultra-High Performance Concrete (UHPC) is a new generation of concrete characterized by its high strength, high durability, and high stiffness. Autogenously shrinkage represents one of the issues of UHPC that occurred at early ages. It occurs particularly during the first 48 hours after casting. This paper focuses on the ways that can be depended on to mitigate the autogenously shrinkage and obtain the outstanding mechanical properties of UHPC. The results showed that the use of coarse sand and high dose of high range water reduced the admixture above 5% of cementations of materials weight, and high ambient temperature at the …

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The Effect Of Mobile Phone Use While Driving On Response Time: Driving Simulator Study, Hussein Mutar, Ahmed Abduljabbar, Ammar Mohammed Jul 2026

The Effect Of Mobile Phone Use While Driving On Response Time: Driving Simulator Study, Hussein Mutar, Ahmed Abduljabbar, Ammar Mohammed

Engineering and Technology Journal

Mobile phone use is one of the most common daily tasks and this is normal, however, this task could be problematic while driving. The use of mobile phones while driving has become a major cause of road accidents and poses a threat to public health. This study investigated the effect of mobile phone usage while driving on response time, as it investigated four mobile phone tasks (hands-free calling, hand calls, reading text messages, and sending text messages) in addition to basic driving. A total of 42 participants, ranging in age from (19 to 55), with a mean age (mean = …

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Effect Of Starch Powder On Behavior Of Silica Fume Biopolymer Concrete, Samir Atia, Waleed Abbas Jul 2026

Effect Of Starch Powder On Behavior Of Silica Fume Biopolymer Concrete, Samir Atia, Waleed Abbas

Engineering and Technology Journal

The great economic development and the growth of modern means of construction have led to the spread of large quantities of chemical admixtures that we must be cautious of. As the world is turning towards environmentally friendly alternatives, finding locally viable solutions is becoming inevitable. The influence of using Nano starches of a biopolymer on certain properties of silica fume concrete in the fresh case (slump and fresh density) and in the hardened case (compressive strength, splitting tensile strength, and flexural strength) has been investigated. It has been added to silica fume concrete in various percentages of (0%, 0.25%, 0.5%, …

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Mechanical Properties Prediction Of Normal And High Strength Geopolymer Concrete, Sameh Tobeia, Nada Assi, Narjis Abbas Jul 2026

Mechanical Properties Prediction Of Normal And High Strength Geopolymer Concrete, Sameh Tobeia, Nada Assi, Narjis Abbas

Engineering and Technology Journal

The production process of cement is the main binder material in concrete usually accompanied by carbon dioxide emission. Therefore, geopolymer concrete (GPC) an alternative binder material was developed as a replacement for cement. In order to make this promising material more common in constructions and applicable for different design purposes further investigations for GPC mechanical properties were needed. This work aims to predicate the splitting tensile strength, modulus of elasticity and flexural strength for normal and high strength GPC by deriving new equations covering a wide range of compressive strength based on data available from previous work. Equations behavior along …

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Effect Of Adding Additional Carbon Fiber On Piezoresistive Properties Of Fiber Reinforced Concrete Pavements Under Impact Load, Ayad Mohammed, Ali Al-Dahawi, Qais S. Banyhussan Banyhussan Jul 2026

Effect Of Adding Additional Carbon Fiber On Piezoresistive Properties Of Fiber Reinforced Concrete Pavements Under Impact Load, Ayad Mohammed, Ali Al-Dahawi, Qais S. Banyhussan Banyhussan

Engineering and Technology Journal

Multifunctional Cementitious Composite (MCC) characteristics are directly related to the type and dosage of the Electrically Conductive Materials (ECMs) reinforcing the relevant concrete matrices. This study investigated the electro-mechanical capacities of fiber reinforced concrete pavement (FRCP) with and without the addition of micro scale-carbon fiber (CF). The impact energy of FRCP under compacted load was evaluated initially; then, the effects of 0.5% and 1% content by volume of CF on the piezoresistivity capacities of FRCP were investigated under applied impact load. This type of load is the most common force causing long-term rigid pavement deterioration. Obtained results showed that the …

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Dynamic Behavior Of Pavement Layers On Sand Subgrade, Mariam Hussein, Mohammed Fattah, Miami Hilal Jul 2026

Dynamic Behavior Of Pavement Layers On Sand Subgrade, Mariam Hussein, Mohammed Fattah, Miami Hilal

Engineering and Technology Journal

Reinforcement interlayer reduces the development of cracks in the asphalt overlay by absorbing the stresses induced by heavy traffic or underlying cracking in the early-constructed pavement. This research is dedicated to studying the behavior of pavement layers on a sand subgrade under simulated effect of earthquake. In this study, the sand layer has a thickness of 600 mm and the base course is taken as 300 mm. The asphalt layer was prepared as a panel with dimensions of 300 × 300 × 50, which represents the surface layer. These layers are experimentally tested under the influence of earthquake loading with …

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Consistency Characteristics Of Dispersive Clays, Roaa Ismael, Mohammed Fattah, Mohammad Aswad Jul 2026

Consistency Characteristics Of Dispersive Clays, Roaa Ismael, Mohammed Fattah, Mohammad Aswad

Engineering and Technology Journal

Dispersive soils are characterized by three features: (1) unstable structure, (2) they are readily flocculate in water, and (3) very erodible. The use of dispersed clay soils in hydraulic structures, dams and road dams can cause serious engineering problems when this soil is not identified and used befittingly. There is a simple way to determine soil dispersion and more difficult to measure dispersion.  (Atterberg’slimits) (grain size analysis), and (visible classification) are not enough to recognize between (normal clays) and (dispersive clays).ASTM tests can identify dispersive clay, these include: (double hydrometer test), (chemical tests), (Crumb test), and (Pinhole test). In this …

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Effect Of The Slenderness Ratio Of Piles On Ultimate Lateral Resistance In Sandy Soil, Iman Ali, Saad Abbas, Karim Ibrahim Jul 2026

Effect Of The Slenderness Ratio Of Piles On Ultimate Lateral Resistance In Sandy Soil, Iman Ali, Saad Abbas, Karim Ibrahim

Engineering and Technology Journal

This research presents the results of 14 tests, where the pile is subjected to static lateral loads. The tests are carried out on pile models with different length / diameter ratios embedded in sand with different relative densities. The influence of embedment length to diameter ratios (L/D), relative density and mode of failure of the pile on the ultimate lateral resistance of piles are investigated. A series of different ratios of embedded length to constant diameter ranging from 12 to 30 was used to perform this study. From the results of the experimental models, it is found that, the length …

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Improving The Properties Of A Polyester-Based Composite Using Nanoparticle Fillers, Zainab Younus, Laith Abbas, Abbas Hussein Jul 2026

Improving The Properties Of A Polyester-Based Composite Using Nanoparticle Fillers, Zainab Younus, Laith Abbas, Abbas Hussein

Engineering and Technology Journal

In this work, unsaturated polyester, resin, matrix reinforced, with fiberglass mat chopped were developed using TiO2 and SiO2 Nanoparticles as filler materials. The individual and combined effects of nanoparticles on the nanocomposite and material properties were examined. An improvement in Young’s modulus (39,3%) using combined weight of TiO2+ SiO2 was observed to be 3%. Examined nanoparticles have shown normal distribution in grain size indicated to be within standard limit, therefore boosting nanocomposite material to have excellent hardness, roughness, impact, and flexural resistance. DSC was characterized by transitions in this material. SEM and EDS techniques were used to confirm the formation …

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Effect Of Different Fiber Reinforcements On Some Properties Of Prosthetic Socket, Noor Faheed, Jawad Oleiwi, Qahtan Hamad Jul 2026

Effect Of Different Fiber Reinforcements On Some Properties Of Prosthetic Socket, Noor Faheed, Jawad Oleiwi, Qahtan Hamad

Engineering and Technology Journal

In the perspective of environmental advance, significant attentiveness is being displayed in the usage of natural fibers like reinforcement in polymer composites. This paper focuses on building a prosthetic socket arranged from natural fiber-reinforced composite as an effort to substitute material currently accessible in the manufacturing of the socket. The vacuum bagging procedure was adopted to yield a below-knee socket. The laminates encompass woven flax, sisal, cotton, carbon, person, and glass fabric. The impact of diverse fiber layering sequences on some of the physical and mechanical characteristics was assessed. Laminated specimens were characterized by tests such as (hardness, surface roughness, …

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Electrophoretic Deposition Used To Prepare And Analyze The Microstructure Of Chitosan/Hydroxyapatite Nano-Composites, Israa Ahmed, Hussein Jaber, Shaymaa Salih Jul 2026

Electrophoretic Deposition Used To Prepare And Analyze The Microstructure Of Chitosan/Hydroxyapatite Nano-Composites, Israa Ahmed, Hussein Jaber, Shaymaa Salih

Engineering and Technology Journal

This research studies the coating layer properties from chitosan and nano –hydroxyapatite made by pulsed electrophoretic deposition (PEPD) for biomedical applications. The 316L SS alloys were coated with hydroxyapatite in different solutions in 100 mL of suspension at a 30 V continuous voltage. To characterize the deposited coatings, X-ray diffraction spectroscopy (XRD), Fourier transform infrared (FTIR), Contact Angle, scanning electron microscopy (SEM), energy dispersive x-ray analysis (EDX),Yield deposition and Optical microscopy structural (OM) was used for coating layer, in addition to being calculated Zeta potential for suspensions. The aim of this study is to show that using the Pulsed EPD …

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Pentacene Based Organic Field Effect Transistor Using Different Gate Dielectric, Ayat Kadhim, Estabraq Abdullah, Abdulhadi Judran Jul 2026

Pentacene Based Organic Field Effect Transistor Using Different Gate Dielectric, Ayat Kadhim, Estabraq Abdullah, Abdulhadi Judran

Engineering and Technology Journal

This paper presents the electrical behavior of the top contact/ bottom gate of an organic field-effect transistor (OFET) utilizing Pentacene as a semiconductor layer with two distinctive gate dielectric materials Polyvinylpyrrolidone (PVP) and Zirconium oxide (ZrO2) were chosen. The influence of the monolayer and bilayer gates insulator on OFET performance was investigated. MATLAB software was used to simulate and determine the electrical characteristics of a device. The output and transfer characteristics were studied for ZrO2, PVP and ZrO2/PVP as an organic gate insulator layer. Both characteristics show a high drain current at the gate dielectric ZrO2/PVP equal to -0.0031A and …

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Preparation And Characterization Of Niti/Pva Nanofibers By Electrospinning, Akram Jabur, Randa Al-Tuhafi Jul 2026

Preparation And Characterization Of Niti/Pva Nanofibers By Electrospinning, Akram Jabur, Randa Al-Tuhafi

Engineering and Technology Journal

NiTi alloys are widely used in biomedical applications for their unique properties particularly the shape memory effect, superelasticity, and biocompatibility. In this research, NiTi/PVA composite nanofibers are fabricated by electrospinning technique, using a novel method of producing NiTi ultrafine particles by immersing amorphous NiTi alloy in dilute aqua regia solution. The NiTi particles are successfully embedded in the PVA matrix. The produced NiTi particles are analyzed by X-ray diffraction (XRD), Energy dispersive spectroscopy (EDS), and Particle size analyzer. The XRD pattern of ultrafine NiTi particles shows much better phases as compared to the XRD pattern of the amorphous NiTi alloy …

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Preparation Of Graphene Nanosheets From Graphite Flakes Via Shear Assisted Exfoliation, Ali Saloum, Basma Al-Tamimi, Saad Farid Jul 2026

Preparation Of Graphene Nanosheets From Graphite Flakes Via Shear Assisted Exfoliation, Ali Saloum, Basma Al-Tamimi, Saad Farid

Engineering and Technology Journal

Graphene is one of the most important forms of carbon. Due to its exceptional physical, chemical, and mechanical properties, it’s used in different fields such as electronic, energy storage, and medical applications. Therefore, the production of graphene in large quantities, at a low cost, and high quality, has become critical. Using graphite powder, a few layers of graphene sheets were prepared via a series of mechanical exfoliation methods. the dry ball milling process by the planetary mill was used. Thereafter, the milling was followed by shear force and then supported by ultra-sonication to reach the lowest level of the graphene …

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Recycling Of Wood – Plastic Composite Prepared From Poly (Ethylene Terephthalate) And Wood Sawdust, Halla Shehap, Mohammed Alzuhairi, Sarmad Ibrahim, Saif Hussien Jul 2026

Recycling Of Wood – Plastic Composite Prepared From Poly (Ethylene Terephthalate) And Wood Sawdust, Halla Shehap, Mohammed Alzuhairi, Sarmad Ibrahim, Saif Hussien

Engineering and Technology Journal

Plastic waste has become one of the humanities and the ecosystem balance serious environmental Challenges. Furthermore, it is the primary source of plastic pollution because it is inexpensive, widely available, and frequently discarded. Using various waste materials and side fractions as part of wood-plastic composites is one way to promote the circular economy (WPC). Several environmental benefits can be realized by using recycled plastic, including extending the usable life of plastic, reducing waste, contributing to the development of trash recycling, and preventing resource depletion. One of the most efficient recycling processes is glycolysis; the (PET) is depolymerized by ethylene glycol …

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Investigation Of The Effect Of Microcapsule Additive On Mechanical And Physical Properties Of Concrete, Reem Salmana, Alaa Abdul-Hamead, Farhad Othman Jul 2026

Investigation Of The Effect Of Microcapsule Additive On Mechanical And Physical Properties Of Concrete, Reem Salmana, Alaa Abdul-Hamead, Farhad Othman

Engineering and Technology Journal

Cracks are a fundamental problem in concrete, so this research investigates an experimental study of the effect of adding SiO2 on the self-healing behaviour of concrete. The study is done by studying the physical properties, microstructure, and mechanical properties of concrete. Microcapsules were prepared to contain (cement and nano SiO2) in a (palettization (fluidize bed coating) method) with (5,10, and 15) % of cement weight. The ratio of the prepared concrete mixture was (1: 2: 4) and the ratio of water to cement (W / C) 0.45 by the weight of cement was also added as 0.6% Superplasticizer to all …

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Evaluation Of The Microstructure And Mechanical Properties Of Al / Fe3o4 Nanocomposites, Suaad Jiaad, Khansaa Salman, Ahmed Hussein Jul 2026

Evaluation Of The Microstructure And Mechanical Properties Of Al / Fe3o4 Nanocomposites, Suaad Jiaad, Khansaa Salman, Ahmed Hussein

Engineering and Technology Journal

The goal of this research is to study the microstructural analysis and mechanical properties of an aluminum matrix reinforced with different amounts of nano Fe3O4 at (2, 4, 6, 8, and 10wt. %). Al/ Fe3O4 nanocomposites specimens were prepared using the powder metallurgy route. Many examinations, including Field Emission Scanning Electron Microscopy (FESEM) and X-Ray Diffraction (XRD) analysis, were performed on the specimens in this study to determine the microstructure and phases of the nanocomposites. Mechanical tests, such as compressive, microhardness, and wear tests, were also performed to assess the mechanical properties of the nanocomposites. The results of this study …

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Investigation Of Some Properties For Laminated Composite Used For Prosthetic Socket, Shereen Abdulrahman, Qahtan Hamad, Jawad Oleiwi Jul 2026

Investigation Of Some Properties For Laminated Composite Used For Prosthetic Socket, Shereen Abdulrahman, Qahtan Hamad, Jawad Oleiwi

Engineering and Technology Journal

Polyester has been used as a prosthetic socket base. It is well documented that the raw material of the socket base should have exhibited good mechanical properties. Prosthetic socket is a device that connects an artificial limb with the amputee part. In this work, seven laminated composites were prepared using vacuum technique from polyester resin and reinforced with Jute, Carbon, Glass, and Perlon fibers. The objective of this study is to manufacture prosthetic sockets from different laminated composite materials (fibers reinforced polymer) to make high-strength and durable prosthetic socket design. The results showed that the best laminated composite specimens have …

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Optimization Of Automatic Generation Control And Economic Load Dispatch For Two Area Six Unit Interconnected Power System, Faeq Zwayyer, Afaneen Abbood, Jasim Hussein Jul 2026

Optimization Of Automatic Generation Control And Economic Load Dispatch For Two Area Six Unit Interconnected Power System, Faeq Zwayyer, Afaneen Abbood, Jasim Hussein

Engineering and Technology Journal

This paper proposes an integrated Economic Load Dispatch (ELD) and Automatic Generation Control (AGC) for interconnected power systems. Based on their participation factor determined from the economic load dispatch calculation, each unit shares the total change in the same control region. In this study, two control areas are considered. Three thermal units are located in each control area. An integral controller (I) is only used for the AGC mechanism's secondary controller and is used for the primary controller for the ELD mechanism. An Improved Grey Wolf Optimizer (IGWO) technique is used to evaluate the optimum parameters of the integral controllers …

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Design And Implementation Of The Temperature Sensor For Health Care Monitoring Based On Optical Fiber Technology, Dawood Ahmed, Alaa Ali, Shehab Kadhim, Sawsan Fandi Jul 2026

Design And Implementation Of The Temperature Sensor For Health Care Monitoring Based On Optical Fiber Technology, Dawood Ahmed, Alaa Ali, Shehab Kadhim, Sawsan Fandi

Engineering and Technology Journal

Human health is represented due to the measurement of vital signs. The basic vital signs are temperature, heart pulse rate, oxygen percentage in blood, blood pressure, etc. These signs are changes according to the physical and mental status of the individual. So measuring and monitoring those signs are very important. In this work, design and implementation of human Temperature Sensor are submitted. This is achieved using optical fiber technology. Two sensor diameters were tested; 125 µm and 60µm. The obtained results show a shifting in wavelength towards the red region due to temperature application. The submitted sensor has good sensitivity …

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Field Oriented Control Of Afpmsm For Electrical Vehicle Using Adaptive Neuro-Fuzzy Inference System (Anfis), Nagham Farhan, Abdulrahim Humod, Fadhil Hasan Jul 2026

Field Oriented Control Of Afpmsm For Electrical Vehicle Using Adaptive Neuro-Fuzzy Inference System (Anfis), Nagham Farhan, Abdulrahim Humod, Fadhil Hasan

Engineering and Technology Journal

Axial Flux Permanent Magnet Synchronous Motor (AFPMSM) are very attractive candidates for driving applications due to their high efficiency, high torque-to-weight ratio, high power density, small magnetic thickness, and simplicity of construction. On the other hand, AFPMSM produces undesirable torque ripple in the developed electromagnetic torque, affecting their output performance. An intelligent control method is proposed in this paper to reduce torque ripple and improve the dynamic performance of AFPMSM.  The vector control, employing the Field Oriented Control (FOC) technique, was used to improve the dynamic performance of the AFPMSM. The speed and torque controllers are achieved using the decoupling …

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Visual Performance Of Refractive Intraocular Lenses Within The Human Eye, Israa Ahmed, Ali Al-Hamdani Jul 2026

Visual Performance Of Refractive Intraocular Lenses Within The Human Eye, Israa Ahmed, Ali Al-Hamdani

Engineering and Technology Journal

The most effective treatment for cataracts is to remove the cloudy crystalline natural lens and implant an intraocular lens (IOL) in its place. These refractive (IOL) provide the same focusing as do the natural lens. Two refractive IOLs are designed and analyzed in this paper—these IOL are made of (PMMA, and Acrylic). The quality of the retinal image is analyzed and compared with the healthy eye, which is based on the (Liou-Brennan) eye model) LBEM). Polychromatic Point Spread Function (PSF), Modulation Transfer Function (MTF), spot diagram, Encircled Energy (EE), and monochromatic aberration are used as acceptable criteria within the Zemax …

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A Study Of Patient’S Pain Assessment Based On Facial Expression: Issues And Challenges, Elaf Saddam, Saad Mutashar, Wissam Ali Jul 2026

A Study Of Patient’S Pain Assessment Based On Facial Expression: Issues And Challenges, Elaf Saddam, Saad Mutashar, Wissam Ali

Engineering and Technology Journal

Pain is considered as an emotional experience and a restless feeling associated with tissue damage. When the interpretation begins in the brain, the sensation of pain occurs; a signal transmitted to the brain through the nerve fiber. Pain helps the body to stop further damage to the tissues. Since there are numerous ways to convey and feel pain, the perception of pain is special to all. Technology that promotes pain assessment is an urgent need to reduce restless feelings and suffering. This paper aims to demonstrate the issues and challenges facing the patient’s pain assessment based on facial expression. The …

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Optimal Localization Of Upfc For Transmission Line Losses Minimizing Using Particle Swarm Optimization, Ihssan Amin, Dhari Mahmood, Ali Numan Jul 2026

Optimal Localization Of Upfc For Transmission Line Losses Minimizing Using Particle Swarm Optimization, Ihssan Amin, Dhari Mahmood, Ali Numan

Engineering and Technology Journal

Losses in the transmission line have a significant and growing impact on power systems around the world. Line losses overheat power lines, therefore electrical power systems require powerful processors and intelligent management methods. Flexible AC Transmission System (FACTS) device UPFC is one of the most important devices due to its ability to reduce total line losses that cause an increase in the transmission line capacity of the power system. In this paper, we used Particle Swarm Optimization (PSO) to determine the optimal location for the installation of UPFC device to minimize losses in the transmission line in the Iraqi international …

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