ISSN (Online): 3108-1584
35 papers published in CRSI Journal
Authors: Dhaval Bhatt
Abstract:
Software testing is crucial for ensuring the quality, performance, security, and reliability of software systems. Traditional manual and early automated testing methods are increasingly insufficient due to escalating software complexity and rapid release cycles (Agile, DevOps). Artificial Intelligen... Read moreAuthors: Hiren Prajapati
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This paper details the design, development, and initial evaluation of "MB App," an Android application engineered to deliver highly personalized astrological predictions. The application aims to bridge the historical practice of astrology with cutting-edge mobile technology, offering data-driven ins... Read moreAuthors: Ahmed E.A, OBONO Abel John, OMOLE Omomoluwa Adegbola
Abstract:
Voltage regulation and stability remain critical challenges in radial distribution networks due to increasing load demand and limited reactive power support. Battery Energy Storage Systems (BESS) provide an effective means of improving operational flexibility when optimally controlled. This paper in... Read moreAuthors: Agbagbo Princewill, Omijeh B.O, Okeke R.O
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This study presents a simulation-based reliability assessment of High Integrity Pressure Protection Systems (HIPPS) using Fault Tree Analysis (FTA) implemented in MATLAB/Simulink, with a comparative evaluation of the Multiple Beta-Factor (MBF) model and the conventional Beta-Factor model. HIPPS are ... Read moreAuthors: Udeagbala Remigius Ndidika, Egbonwonu Emmanuel Livinus, Okika Stephen C., Ezema D. C., Ogbodo Ikechukwu O.
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The advancement of audio systems necessitates the development of highly efficient and accurate power amplifiers capable of delivering superior sound quality with minimal distortion and power loss. This study focuses on improving the operational efficiency of Power amplifier audio system. The convent... Read moreAuthors: Udeagbala Remigius Ndidika , Egbonwonu Emmanuel Livinus, Ezema D. C., Ogbodo Ikechukwu Ogbodo, Okika Stephen S.
Abstract:
Fingerprint image is one of the most acceptable means of biometric capturing, due to its unique features and convenient capturing process. The rapid increase in world population has led to the increase in population of people needed to be captured. Similarly, substantial storage, transmission and co... Read moreAuthors: Mohammed Adamu Sule, Benjamin Abba-Stephen, Maryam Abdulkadir, Denise D. Jonathan, Mujittapha Idris, Shehu Abdullahi
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The efficient allocation of radio spectrum is a critical challenge in fifth-generation (5G) wireless networks, where dynamic and heterogeneous traffic demands require intelligent resource management solutions that simultaneously satisfy technical performance objectives and regulatory compliance cons... Read moreAuthors: Mohammed Adamu Sule, Muhammad Bello, Shehu Abdullahi, Aliyu Muhammad Bello, Usman Musa, Salisu Muhammad
Abstract:
Maximum power point tracking (MPPT) is a fundamental requirement for achieving optimal energy extraction from photovoltaic (PV) systems, whose output characteristics vary nonlinearly with solar irradiance and cell temperature. Despite an extensive literature on individual MPPT algorithms, comprehens... Read moreAuthors: Obieze O. E., Onuigbo C. M., Omeche Akaemeuwa Ambrose
Abstract:
Insecurity in South-East Nigeria continues to demand intelligent, proactive, and scalable surveillance solutions capable of addressing dynamic threats. This study presents the design and performance evaluation of an Internet of Things (IoT) and Wireless Sensor Network (WSN)-based hybrid security sys... Read moreAuthors: Ndiana Okon Asuquo, Destiny Young
Abstract:
This study evaluates the performance, security effectiveness, and operational trade-offs of Zero Trust Architecture compared with traditional perimeter-based security in Nigerian enterprise network environments. A controlled comparative experiment was conducted using a hybrid virtualised enterprise ... Read moreAuthors: Ahmed, E. A, Nweke, J. N, M.O. Oluwe, Ona, Denis Ejike, Okomgboeso Chijioke Jude
Abstract:
Radial distribution networks are widely used in power systems because of their simple configuration and low installation cost, but they are susceptible to voltage drops and high real power losses, especially at buses far from the substation. These problems become more severe under increasing load de... Read moreAuthors: Ogbodo Ikechukwu Ogbodo , Egbonwonu Emmanuel livinus, Ezekiel Nnamere Aneke, Udeagbala Remigius Ndidika
Abstract:
This paper presents the modelling and simulation of the Nigerian 330 kV 48-bus power system using the Power System Analysis Toolbox (PSAT) in the MATLAB/Simulink environment. The Nigerian transmission network was represented as a 48-bus interconnected system comprising 16 generator buses, 32 load bu... Read moreAuthors: Ogbodo Ikechukwu Ogbodo , Ezekiel Nnamere Aneke, Asanya Onyebuchi Nduka, Okeke C. G
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This study presents a comparative performance analysis of stand-alone versus combined Flexible Alternating Current Transmission Systems (FACTS) controllers for enhancing power system load ability, using the Nigerian 330KV 48-bus power system as a test bed. The research addresses the critical challen... Read moreAuthors: Emmanuel Ijeoma
Abstract:
For high risk sectors, the typical high impact incident is not caused by a single catastrophic event. More frequently, they are the result of "noise" in the signals that exist in everyday work, but are not strong enough or organized enough to be detected. Traditional safety systems focus on reportin... Read moreAuthors: Sagiru Sabiu, Samuel N. John, Ahmad A. Ashraf
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The exponential increase in data traffic has raised a high demand for ultra-high-capacity optical transmission networks. Orbital Angular Momentum-based Space and Wavelength Division Multiplexed (OAM-SDM/WDM) optical communication systems serve as a promising strategy for meeting this demand. Howeve... Read moreAuthors: Ahmed, E. A, Ibiam Nzeogu Inya, Okomgboeso Chijioke Jude, LAWAL Akeem Olaide
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This study evaluates the steady-state performance of a 6-bus radial distribution network and examines voltage improvement using ETAP load-flow analysis. A base case without compensation is assessed to quantify voltage deviation, feeder and transformer loading, and active/reactive power losses, key p... Read moreAuthors: Agbagbo Princewill, Daniel Ekpah
Abstract:
The rapid commercialization of deep neural networks has intensified concerns regarding intellectual property theft, unauthorized model redistribution, and illegal replication of artificial intelligence systems. As trained neural network models require significant computational resources, large datas... Read moreAuthors: Udeagbala Remigius Ndidika, Mgbachi C. A. C., Egbonwonu Emmanuel Livinus, Eneh Princewill, Onigbo Chika
Abstract:
The persistent power failure in the transmission network has jeopardized business and industrial activities in the country as a result of low power margin and low sensitivity in the network. This situation if unchecked can affect the system frequency and stability, and eventual lead to total collaps... Read moreAuthors: Muhammad Adamu, Zakariyya Usman, Bala Hussaini, Abubakar Safiyanu, Sharafadeen Muhammad
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Miniaturization techniques regarding the design of transmission lines are reviewed based on metamaterials, energy efficiency, and operating frequency. It shrinks circuits and line spaces strategically without compromising performance. It supports techniques that are aimed at improving the space and ... Read moreAuthors: Bala Hussaini, Idris Malam Bala
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This paper examines the major challenges affecting electricity distribution within the service area of Kano Electricity Distribution Company (KEDCO) and explores how renewable energy solutions can contribute to sustainable development. Drawing on evidence from policy reports, operational records, an... Read moreAuthors: Jeff Wafubwa, Nelson Mapema, Okwiri Saad, Bernard Wesonga
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Kenyan government agencies routinely collect large volumes of health data, yet much of this information remains underutilized because of weak analytical infrastructure, resulting in disease surveillance that is largely reactive rather than proactive. Kajiado County, a vast pastoralist arid and semi-... Read moreAuthors: Ogbogene Seigbakumoh Josephine, Shaibu Vivian Ojoma, Akankali Chukwuyemike Emmanuel, Nwandieze Fortune Onyedikachi
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Laboratory fixtures and fittings are critical components of laboratory infrastructure because they influence workflow efficiency, occupational safety, contamination control, equipment protection, and regulatory compliance. However, their requirements differ substantially according to the functions a... Read moreAuthors: Chukwuegbo Adolphus Egbo, Ola Egwu Otunta, Ezeh Nnaemeka Christian
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Access to reliable electricity remains a major challenge in many remote and off-grid communities, particularly in developing countries where conventional grid extension is economically and technically impractical. This study presents the development of a decentralized micro grid system for remote an... Read moreAuthors: Abdulhamid Dauda, Samuel F. kolawole, Rukayat Yusuf
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Counterfeit medicines, poor traceability, and data tampering remain major challenges in pharmaceutical supply chains. This paper presents a permissioned Multi Chain block chain-based security solution integrated with Internet of Things (IoT) technology to improve transparency, traceability, and data... Read moreAuthors: Ahmed, E. A, A. U. Essien, OLASUNMADE Rilwan Alao
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Dynamic Line Rating (DLR) offers a practical means of improving the use of existing transmission infrastructure where Static Line Rating (SLR) may underestimate actual line capacity under favourable weather conditions. This study evaluated the effectiveness of DLR in enhancing transmission capacity,... Read moreAuthors: Oluwe Musbau Olajide, Ikeagu Nnamdi Michael, Omole, Omomoluwa Adegbola
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The growing penetration of renewable energy sources, driven by global decarbonization goals, has increased the integration of solar photovoltaic (PV) systems into transmission networks. Although PV generation supports cleaner energy production, high penetration levels introduce variability and alter... Read moreAuthors: Itugha Okuroghoboye Diepreye, Ijaola Opololaoluwa Oladimarun
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Community pilot water schemes are often evaluated on whether they are working at the present time, with much less attention paid to whether their design capacity can meet the population they are intended to serve. The study evaluated a pilot water scheme (60 connections: 50 households and 10 public ... Read moreAuthors: Oyokunyi Otu Ita, Christiana Pam, Imeime Patrick Jerome
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This paper critically reviews the ongoing debate over whether artificial intelligence (AI) will displace public relations (PR) professionals or elevate them into more strategic roles, using sub-national Nigerian PR practice — illustrated with reference to Akwa Ibom State — as an analytical lens. Rat... Read moreAuthors: Nkenchor E. Daniel
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The rapid advancement of modern science and technology has significantly transformed the accounting profession and expanded its relevance to contemporary organizations. Accounting is no longer restricted to the traditional functions of recording, classifying, summarizing, and reporting financial tra... Read moreAuthors: Ibrahim, Muhammad Tauheed, Daniel Adamu
Abstract:
Fire disasters remain a major urban hazard, causing significant loss of lives, property, livelihoods, and critical infrastructure, particularly in rapidly urbanising cities of developing countries. While advances in fire fighting technology and institutional response have improved emergency manageme... Read moreAuthors: Oni, Oluwabunmi Ayankemi, Ayeni, Joshua Ayobami, Makinde, Oladayo Ezekiel, Ojo, Olufemi Samuel
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Keyword spotting (KWS) on resource-constrained devices remains challenging, especially for low-resource languages with limited labelled data. This paper proposes a response-based knowledge distillation framework that transfers discriminative knowledge from a high-capacity Res Net teacher to a lightw... Read moreAuthors: Ndifreke Akpan, Agorodi Dioni, Mbet-obong Akpan, Baruch Ekanem
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Payload variation is a primary source of performance degradation for unmanned aerial vehicle (UAV) trajectory-tracking systems, especially for manoeuvres involving payload pickup and delivery, or modular sensor deployment. In the present work, the degradation of UAV controllers’ trajectory tracking ... Read moreAuthors: Ndifreke Akpan, Agorodi Dioni, Baruch Ekanem, Mbet-obong Akpan
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One of the main drivers of the AC-side waveform distortion in voltage source inverters (VSIs) is the DC-link voltage oscillations, especially when they operate under fluctuating power situations such as in renewable energy systems. In this work, different control strategies for regulating the DC-lin... Read moreAuthors: Bldr Okogbu, Ogagaoghene Prominence, Dr. John Ameh
Abstract:
Construction SMEs is the bedrock of socioeconomic development of a nation because of their role in terms of production, employment generation, contribution to export and facilitating equitable distribution of income. This study has become crucial because of increasing unemployment in Nigeria, high m... Read moreAuthors: Kelfin Munene Njagi, Benjamin Aidoo, Robert Sowah
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Effective thermal management is essential for lithium-ion battery safety and performance. This study develops a control-oriented five-node lumped thermal model of a liquid-cooled cylindrical 21700 cell incorporating Bernardi heat generation, state-of-charge dynamics, and temperature-dependent intern... Read more