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Eng, Volume 7, Issue 2

2026 February - 45 articles

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Articles (45)

  • Article
  • Open Access
108 Views
14 Pages

21 February 2026

Menstruation, a biological phenomenon experienced by more than half of the global population, remains stigmatized and poorly addressed in the context of research and public discourse. One overlooked issue is that of “period pollution,” th...

  • Article
  • Open Access
125 Views
16 Pages

19 February 2026

This study numerically investigates the hydrothermal behaviour of a Jeffrey nanofluid with relevance to maritime thermal systems. The coupled nonlinear governing equations for momentum, heat, and mass transport are solved using a shooting technique t...

  • Article
  • Open Access
167 Views
17 Pages

Design and Implementation of 3D Geological Suitability Evaluation System for Underground Space Development

  • Fanfan Dou,
  • Meijun Xu,
  • Yong Guan,
  • Hui Zhang,
  • Lan Liu,
  • Yanming Li and
  • Baokai Yang

19 February 2026

Traditional underground space evaluation systems often employ 2D GIS methods to represent 3D information, leading to issues such as the loss of 3D spatial data and insufficient resolution in depth. To address the practical needs and methodological st...

  • Article
  • Open Access
110 Views
24 Pages

18 February 2026

Carbon fiber-reinforced plastics (CFRP) are widely used in deployable space structures due to their strength-to-weight ratio, yet their inherent brittleness and limited damage tolerance constrain their performance under large deformation. This study...

  • Article
  • Open Access
183 Views
23 Pages

Integrated Environmental Risk Assessment and Performance Evaluation of Asphalt Plants Incorporating Reclaimed Asphalt Pavement Under the ISO 14001 Framework

  • Mirel Glevitzky,
  • Paul Mucea-Ștef,
  • Mihai-Teopent Corcheş,
  • Mircea Sălcudean,
  • Elena Marica,
  • Sorina Gabriela Șerban and
  • Maria Popa

18 February 2026

This study presents an integrated approach combining environmental risk assessment and experimental performance evaluation for asphalt production plants incorporating reclaimed asphalt pavement (RAP). Unlike previous studies, which focus separately o...

  • Article
  • Open Access
119 Views
20 Pages

18 February 2026

The reliability and efficiency of induction motors in Industry 4.0 environments critically depend on advanced fault detection systems capable of real-time monitoring and diagnosis. This paper presents a novel deep learning approach combining convolut...

  • Article
  • Open Access
243 Views
26 Pages

16 February 2026

This study examines a top-chord-free open-web steel-truss composite floor in which the concrete slab functionally replaces the traditional top chord and works jointly with vertical square-tube web members and a square-tube bottom chord. Two scaled sp...

  • Article
  • Open Access
259 Views
25 Pages

Real-Time Temperature Prediction of Partially Shaded PV Modules

  • Yu Shen,
  • Xinyi Chen,
  • Chaoliu Tong,
  • Shixiong Fang,
  • Kanjian Zhang and
  • Haikun Wei

16 February 2026

Temperature prediction for partially shaded photovoltaic (PV) modules is essential for ensuring the stability and safety of PV systems. However, existing methods suffer from high computational complexity, limiting their applicability in engineering p...

  • Article
  • Open Access
221 Views
17 Pages

15 February 2026

Reservoir water-level fluctuations periodically alter the physical and mechanical properties of accumulation deposits in the bank slope zone, potentially triggering geological hazards such as collapses and landslides. This study developed an original...

  • Article
  • Open Access
234 Views
37 Pages

An Engineering Methodology for Solar Thermal System Design in Buildings Aligned with the ISO 50001 Planning Framework

  • Luis Angel Iturralde Carrera,
  • Laercio Antonio Alfaro Mass,
  • Leonel Díaz-Tato,
  • Hugo Martínez Ángeles,
  • Gendry Alfonso-Francia,
  • Francisco Antonio Castillo Velasquez and
  • Juvenal Rodríguez-Reséndiz

15 February 2026

This study presents an integrated engineering methodology aligned with the planning phase of the ISO 50001:2018 (Energy Management Systems—Requirements with Guidance for Use. International Organization for Standardization (ISO): Geneva, Switzer...

  • Article
  • Open Access
116 Views
19 Pages

14 February 2026

Traditional single-ended traveling wave fault location is sensitive to velocity uncertainty, complex topologies, and variations in the equivalent impedance of converter stations. This paper proposes a fault distance calibration method based on the fu...

  • Article
  • Open Access
180 Views
34 Pages

A Prototypical Fuzzy Similarity-Based Classification Framework for Ultrasonic Defect Detection in Concrete

  • Matteo Cacciola,
  • Giovanni Angiulli,
  • Pietro Burrascano,
  • Filippo Laganà and
  • Mario Versaci

14 February 2026

In this study, we present an extension of the Takagi–Sugeno fuzzy inference system (TS-FIS) framework based on prototypical fuzzy similarity (PFS) for defect detection in concrete. The key novelty lies in integrating the PFS mechanism into the...

  • Article
  • Open Access
291 Views
21 Pages

Risk Assessment and Adaptation Profiling of Non-Standard LPG Installations in Light Commercial Vehicles: Insights from Kumasi, Ghana

  • Prince Owusu-Ansah,
  • Alex Justice Frimpong,
  • Saviour Kwame Woangbah,
  • A. R. Abdul-Aziz,
  • Ebenezer Tawiah Arhin,
  • Ebenezer Adusei,
  • Ernest Adarkwah-Sarpong and
  • Benard Yankey

14 February 2026

The rapid rise in the use of Liquefied Petroleum Gas (LPG) as an alternative vehicle fuel in Ghana presents both opportunities and risks within the national energy transition agenda. This study investigates LPG safety as well as environmental and reg...

  • Article
  • Open Access
168 Views
17 Pages

Depositing Cs-Co3O4 on Ceramic Foam Fosters Industrial N2O Decomposition Catalysis

  • Anna Klegová,
  • Kateřina Pacultová,
  • Tomáš Kiška,
  • Kateřina Karásková,
  • Tereza Bílková and
  • Lucie Obalová

13 February 2026

N2O emissions exacerbate the greenhouse effect, urgently demanding advances in abatement technologies. Catalytic decomposition of N2O over cobalt-based oxides with alkali metal promoters remains challenging because these catalysts are used in pelleti...

  • Article
  • Open Access
335 Views
29 Pages

Technical, Economic, and Environmental Assessment of Hybrid Solar Photovoltaic–Thermal Systems in Hospitals: A Comprehensive Climate Change Mitigation Strategy

  • Yoisdel Castillo Alvarez,
  • Yasser Magariño Abrahans,
  • Reinier Jiménez Borges,
  • Luis Angel Iturralde Carrera,
  • Berlan Rodríguez Pérez,
  • Miguel Ángel Cruz-Pérez and
  • Juvenal Rodríguez-Reséndiz

13 February 2026

The high dependence on fossil fuels for energy supply in hospitals compromises their operational sustainability, increases costs, and contributes significantly to polluting emissions. This study evaluates the technical, economic, and environmental fe...

  • Article
  • Open Access
174 Views
15 Pages

13 February 2026

To meet the requirements of high-efficiency thermal management without external power in long-distance and distributed multi-heat source scenarios, this paper proposes a dual compensation chamber multi-evaporator loop heat pipe system (DCCME-LHP). Th...

  • Article
  • Open Access
203 Views
23 Pages

Vector Control Strategy for Improving Grid Stability Using STATCOM and Supercapacitor Integrated with Chopper Circuit

  • Javed Iqbal,
  • Zeeshan Rashid,
  • Ghulam Amjad Hussain,
  • Syed Muhammad Ali Shah and
  • Zeeshan Ahmad Arfeen

13 February 2026

Stable circumstances and an improved voltage profile need power compensators integrated with energy storage elements in AC power systems. The control of these compensators is of paramount importance for obtaining high accuracy, reliability, and bette...

  • Article
  • Open Access
235 Views
18 Pages

Implementation of a Wireless Sensor Network for Agro-Environmental Monitoring and Growing Degree Day-Based Rice Growth Assessment

  • Wichai Nramat,
  • Ekawit Songkroh,
  • Patiwat Boonma,
  • Wasakorn Traiphat,
  • Ekkachai Martwong,
  • Krittanai Thararattanasuwan and
  • Ongard Thiabgoh

11 February 2026

This study presents a low-cost wireless sensor network (WSN) integrated with an Internet of Things (IoT) platform for continuous monitoring of agro-environmental parameters relevant to rice harvest decision support. Solar-powered sensor nodes equippe...

  • Article
  • Open Access
266 Views
25 Pages

AI-Powered Hybrid Controller to Improve Passenger Comfort Considering Changes in the Sprung Mass of the Vehicle

  • Oscar Alejandro Rosas-Olivas,
  • Juan Carlos Tudon-Martinez,
  • Jorge de Jesus Lozoya-Santos,
  • Armando Elizondo-Noriega,
  • Tecilli Tapia-Tlatelpa,
  • Juan Fernando Pinal-Moctezuma,
  • Carlos Hernandez-Santos,
  • Yasser A. Davizón and
  • Luis Carlos Felix-Herran

11 February 2026

Smart suspensions have significantly improved passenger comfort and vehicle stability compared to their passive counterparts. This manuscript explores the integration of artificial intelligence (AI) into hybrid suspension control systems to enhance v...

  • Article
  • Open Access
206 Views
16 Pages

A Multi-Port Converter for Energy-Harvesting Systems

  • Dante Miraglia,
  • Carlos Aguilar,
  • Jaime E. Arau,
  • Jesús D. Mina,
  • Rodolfo A. Vargas and
  • Gloria L. Osorio

11 February 2026

In energy-harvesting storage systems, in order to guarantee the correct operation and integration of its parts into the system, different power converters must be used. Using several stages increases energy processing and therefore decreases the over...

  • Article
  • Open Access
376 Views
19 Pages

Barriers to the Implementation of Cost Risk Management in Construction Projects: The Delphi Technique

  • Kaleab Tsegaye Belihu,
  • Asregidew Kassa Woldesenbet,
  • Asmamaw Tadege Shiferaw,
  • Worku Asratie Wubet and
  • Woubishet Zewdu Taffese

11 February 2026

The construction industry is central to the socio-economic and infrastructural advancement of developing countries; however, it continues to face persistent performance challenges, most notably recurrent cost overruns. While systematic cost risk mana...

  • Article
  • Open Access
182 Views
26 Pages

10 February 2026

The current research first investigates the flow in the fractional order of a vertical artery with atherosclerosis using a Casson-based penta-hybrid nanofluid. Gold (Au), copper (Cu), silver (Ag), magnesium oxide (MgO), and alumina (Al2O3) nanopartic...

  • Article
  • Open Access
229 Views
23 Pages

Accurate Solar Radiation Forecasting Using Spectral Feature Engineering and Bayesian Optimization

  • Farrukh Hafeez,
  • Zeeshan Ahmad Arfeen,
  • Muhammad I. Masud,
  • Mehreen Kausar Azam,
  • Saud Al-Shammari,
  • Mohammed Aman,
  • Muhammad Hamid and
  • Muhammad Inam ul Haq

10 February 2026

For efficient grid operation and energy management, accurate forecasting of solar radiation is essential. The unpredictable nature of weather makes this task challenging to accomplish. Existing forecasting models fail to deliver accurate results unde...

  • Article
  • Open Access
133 Views
19 Pages

Effect of Joint Morphology on Fracture Behavior for Rock Mass: DEM Investigation on a Single Joint

  • Chong Wang,
  • Peng-Cheng Shi,
  • Shi-Yue Zhang,
  • Chun-Sheng Wang,
  • Jin-Shuai Wei and
  • Qing-Xiang Meng

10 February 2026

This study proposes a novel discrete element modelling (DEM) framework for investigating the fracture behavior of jointed rock masses, with particular emphasis on rock specimens containing a single pre-existing joint. The proposed method explicitly r...

  • Article
  • Open Access
267 Views
23 Pages

9 February 2026

In most AFM nanoindentation experiments on soft biological samples, classical contact mechanics models, such as Hertz or Sneddon’s equations, are commonly employed to determine the Young’s modulus. However, biological materials are inhere...

  • Article
  • Open Access
294 Views
19 Pages

Abrasion Rates and Service Life of C2 Tyres for Vans

  • Barouch Giechaskiel,
  • Christian Ferrarese,
  • Theodoros Grigoratos and
  • Vicente Franco

5 February 2026

Vans (light commercial vehicles) account for only about 11% of the European light-duty vehicle fleet. However, they are mostly used in urban delivery and service operations where frequent stop-and-go driving increases tyre abrasion. Furthermore, thei...

  • Article
  • Open Access
307 Views
31 Pages

5 February 2026

Accurate early-stage assessment of building energy and carbon performance is essential for informed sustainable design yet remains challenging due to limited design detail and simulation effort. This study presents a Building Information Modeling&nda...

  • Article
  • Open Access
249 Views
13 Pages

Safety Risk Assessment of HMX Synthesis Using Acetic Anhydride Method

  • Jikai Liu,
  • Yongzheng Liu,
  • Xiaojun Wang,
  • Zishuai Xu,
  • Linxiu Zhao,
  • Lijie Li,
  • Yongxiang Li,
  • Duanlin Cao and
  • Mingya Wang

5 February 2026

To comprehensively evaluate the thermal risk parameters of the HMX synthesis process via the acetic anhydride method, we systematically investigated the safety of raw materials, ingredient mixing, nitration, and crystal transformation processes using...

  • Article
  • Open Access
324 Views
33 Pages

A Hybrid SHACL–Bayesian Framework for Managing Clinical Uncertainty in Postmenopausal Women with Recurrent Urinary Tract Infections

  • Maria Assunta Cappelli,
  • Francesco Cappelli,
  • Eva Cappelli,
  • Maria Pesce,
  • Ludovica Niccolini,
  • Maurizio Guida and
  • Davide De Vita

4 February 2026

This study introduces a hybrid methodological approach for personalised clinical decision support, integrating SHACL-based deterministic constraints with Bayesian probabilistic models. The primary goal is to validate the model and demonstrate the ben...

  • Article
  • Open Access
234 Views
15 Pages

Conductive Yarn Properties and Predicting Machine Sewability

  • Kristin Thoney-Barletta,
  • Keysi Barrios,
  • Rishika Vontela,
  • Yu Chen,
  • Rong Yin,
  • Kavita Mathur and
  • Minyoung Suh

3 February 2026

The objective of this research is to enable the engineered manufacturing of sewn and embroidered e-textiles. It is achieved by conducting sewability assessments of commercially available conductive yarns and providing optimal sewing parameters to ens...

  • Article
  • Open Access
188 Views
20 Pages

Fabrication and Surface Quality of Thermoformed Composite Saddles Using Hexagonal-Patterned Multi-Point Tooling

  • Shouzhi Hao,
  • Wenliang Wang,
  • Xingjian Wang,
  • Jing Yan,
  • Hexuan Shi,
  • Xianhe Cheng,
  • Rundong Ding and
  • Qigang Han

3 February 2026

To reduce mold costs in composite forming, multi-point tooling technology has been integrated into the hot diaphragm forming process. However, this approach still faces several challenges, including time-consuming prepreg layup, high energy consumpti...

  • Article
  • Open Access
275 Views
28 Pages

2 February 2026

Instability in dump slopes frequently induces landslides, a process governed by complex factors. To investigate the impact of gradation composition on dump slope stability, four distinct gradations were designed, and large-scale laboratory triaxial t...

  • Article
  • Open Access
316 Views
23 Pages

Animal Skin Attenuation in the Millimeter Wave Spectrum

  • Yarden Shay,
  • Alex Shteinman,
  • Moshe Einat,
  • Asher Yahalom,
  • Helena Tuchinsky and
  • Stella Liberman-Aronov

1 February 2026

We quantify the transmission and absorption of 75–110 GHz radiation through ex vivo porcine skin. Millimeter waves are currently used in a range of technologies, including communication systems, fog-penetrating radar, and the detection of hidde...

  • Article
  • Open Access
168 Views
21 Pages

Bipartite Synchronization for Signed Luré Networks via Semi-Markovian Jump Switching and Quantized Pinning Control

  • Suresh Rasappan,
  • Sathish Kumar Kumaravel,
  • Regan Murugesan,
  • Wardah Abdullah Al Majrafi and
  • Pugalarasu Rajan

1 February 2026

This paper investigates bipartite synchronization in signed Lur’e networks influenced by semi-Markovian jump dynamics. A control strategy is proposed that adapts to mode-dependent switching by combining quantized feedback with selective pinning...

  • Article
  • Open Access
1 Citations
221 Views
15 Pages

Metaheuristic Optimizer-Based Segregated Load Scheduling Approach for Household Energy Consumption Management

  • Shahzeb Ahmad Khan,
  • Attique Ur Rehman,
  • Ammar Arshad,
  • Farhan Hameed Malik and
  • Walid Ayadi

1 February 2026

In the face of escalating energy demand, this research proposes a demand-side management (DSM) strategy that focuses on appliance-level load shifting in residential environments. The proposed approach utilizes detailed energy consumption forecasts th...

  • Article
  • Open Access
322 Views
16 Pages

Design and Thermal Performance Evaluation of a High-Efficiency Solar Dryer Capsule with Integrated Parabolic Reflector

  • Wichai Nramat,
  • Wasakorn Traiphat,
  • Ekkachai Martwong,
  • Patcha Treemongkol,
  • Luedate Phatedoung and
  • Ongard Thiabgoh

1 February 2026

This study presents the design, fabrication, and performance evaluation of a solar dryer capsule cabinet equipped with a parabola reflector, developed to enhance drying efficiency through the reflection of sunlight onto both the upper and lower surfa...

  • Article
  • Open Access
270 Views
27 Pages

Engineered Armor Unit for Rubble Mound Breakwaters: Stability and Structural Response Evaluation

  • Mohammed Zuhear Al-Mulali,
  • Sally Selan Hussein,
  • Haneen Fadhil,
  • Zahraa Hazim Obaid,
  • Abdullah Kadhim,
  • Merzah Kareem Imran,
  • Lina Fahem Wannas,
  • Zahraa Eisa,
  • Tameem Mohammed Hashim and
  • Ali Shubbar
  • + 1 author

1 February 2026

Designing armor units that can withstand harsh marine environments while remaining cost-effective is a central challenge in modern breakwater engineering. This study introduces a newly designed artificial armor unit and evaluates its performance in c...

  • Article
  • Open Access
160 Views
19 Pages

Design Compensation in Pin-Hole Dimensional Changes in Annealed FDM HTPLA Cutting Guides for Orthopedic Surgery

  • Leonardo Frizziero,
  • Grazia Chiara Menozzi,
  • Giulia Alessandri,
  • Alessandro Depaoli,
  • Giampiero Donnici,
  • Paola Papaleo,
  • Giovanni Trisolino and
  • Gino Rocca

1 February 2026

(1) Background: HTPLA FDM-printed cutting guides enable the low-cost, in-hospital production of patient-specific instruments. However, annealing, which is required for steam sterilization, may alter the dimensions of fit-critical fixation pin holes....

  • Article
  • Open Access
323 Views
18 Pages

1 February 2026

This computational study examined how variations in the seatback angle of two generic child restraint systems (CRSs) affect spinal loading in young occupants (1.5 YO and 3 YO) during frontal impacts, performed according to the specifications included...

  • Article
  • Open Access
164 Views
19 Pages

Quick Identification of Single Open-Switch Faults in a Vienna Rectifier

  • Qian Li,
  • Yue Zhao,
  • Xiaohui Li,
  • Teng Ma and
  • Fang Yao

1 February 2026

Three-leg AC-DC Vienna rectifiers are susceptible to single open-switch faults, which make DC-link voltage ripple and make three-leg input AC currents distorted and unbalanced. Thus, this paper presents a quick identification method for single open-s...

  • Article
  • Open Access
340 Views
17 Pages

29 January 2026

Accurate segmentation of ischemic stroke lesions from multimodal magnetic resonance imaging (MRI) is fundamental for quantitative assessment, treatment planning, and outcome prediction; yet, it remains challenging due to highly heterogeneous lesion m...

  • Article
  • Open Access
227 Views
19 Pages

Kinetics of Heavy Rare Earth Element Extraction from Phosphoric Acid Solutions

  • Olga Cheremisina,
  • Elena Lukyantseva and
  • Vasiliy Sergeev

27 January 2026

Rare earth elements are indispensable for a wide range of advanced technologies, which underscores their strategic importance. This study investigates the kinetics of extracting heavy rare earth elements—lutetium, thulium, yttrium, erbium, and...

  • Article
  • Open Access
252 Views
20 Pages

26 January 2026

Clarifying the mechanical properties and failure patterns of layered coal–rock combinations in coal-measure strata is critical to guiding hydraulic fracturing design in petroleum and mining engineering. This paper investigates the mechanical pr...

  • Article
  • Open Access
340 Views
27 Pages

25 January 2026

Reducing fuel costs, maximizing waste utilization, and improving energy efficiency are critical challenges in agricultural thermal processes. This study addresses these issues by developing and evaluating a mixed-fuel burner and furnace system for st...

  • Article
  • Open Access
1 Citations
279 Views
14 Pages

23 January 2026

In this study, we employ impedance spectroscopy to investigate the internal mechanisms influencing the efficiency and performance of perovskite solar cells (PSCs). Using SCAPS-1D software (version 3.3.10), we simulate the FTO/ZnO/MASnI3/NiOx/Au heter...

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Eng - ISSN 2673-4117