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All published articles 1996

Development of an Environment and Climate Data Acquisition System (EC-DAQS) for Radio Propagation Studies

O. M. Durodola, E. K. Makama, B. J. Odewumi & A. L. Nathan · Journal of Engineering Research and Reports · 2022

Most weather monitoring systems used for measuring meteorological parameters are imported. For many developing countries like Nigeria, importing measuring instruments is practically bedeviled with problems due to erratic exchange rates. This has hampered weather-related research...

Open access Research Article 10.9734/jerr/2022/v22i317526

Analysis of Mechanical Properties of Long-span Reinforced Concrete Composite Slabs under Different Splicing Methods

Liu Hai · Journal of Engineering Research and Reports · 2022

Based on the long-span slab in an assembled building project, ABAQUS is used to simulate the mechanical properties and failure modes of the slab under the condition of the whole span cast-in-place slab and the two-way rebar truss composite slab (hereinafter referred to as composi...

Open access Research Article 10.9734/jerr/2022/v22i317525

Microwave Scanning Technology as a Non-destructive Testing Method for Detecting Black Heart in Potato

D. S. Nyitamen, S. O. Oladipupo & S. Ja’afaru · Journal of Engineering Research and Reports · 2022

In recent decades, food scientists and engineers have attempted to develop an improve technologies that can detect the internal damages of agricultural produce under postharvest conditions using a various methods of destructive and non-destructive technologies. This study present...

Open access Research Article 10.9734/jerr/2022/v22i217524

Numerical Assessment of the Impact of Sand Control Techniques on Production in a Vertical Well

Ayodeji Adewale Aribisala, Fidelis Wopara & Emmanuel Ehirim · Journal of Engineering Research and Reports · 2022

This study considers a vertical well producing initially without sand control technique in sandstone reservoir in the Niger Delta region. The study uses the data and information of two wells and applied PROSPER to numerically quantify the impact of the extra flow restriction caus...

Open access Research Article 10.9734/jerr/2022/v22i217523

A Systematic Approach to Reduce Wirebond defects caused by Tight Wire Loop Profile on Ball Grid Array Packages

Irish Beltran, Mark Anthony Ramiro & Jerome Dinglasan · Journal of Engineering Research and Reports · 2022

Wirebond quality aspects on a semiconductor manufacturing is one of the key factors to be considered in having a robust product. Certain criteria are defined, met, and affects the output on the product. Other variables from downstream process are also taken in account to affect t...

Open access Research Article 10.9734/jerr/2022/v22i217522

Comparative Study of the Adsorption of Crude Oil from Surface Water Using Esterified Rice Husk and Saw Dust

Onoh Ikechukwu Maxwell, Agu Evangeline Ngozi & Igwilo Christopher Nnaemeka · Journal of Engineering Research and Reports · 2022

The comparative adsorption of crude oil from water surface using sawdust and rice husk absorbents was carried out. The sawdust and rice husk were carbonized and further modified with stearic acid. The prepared adsorbents were characterized using Scanning electron microscopy (SEM)...

Open access Research Article 10.9734/jerr/2022/v22i217520

Evaluation of Fade Margin in Telecommunication Network in Auchi, Nigeria

E. G. Egwunyenga, R. E. Okonigene & A. O Osahenvemwen · Journal of Engineering Research and Reports · 2022

Fading is a concept that is associated with communications, be it digital or analogue. This work deals with the careful analysis, performance, and evaluation of fade margin on a particular mobile network in Nigeria, using Auchi as a case study. With the careful analysis that was...

Open access Research Article 10.9734/jerr/2022/v22i117519

Straw Paper for Art Applications – A Paper Development Study

Klaus Dölle, Karl Palmer, Nicolas Palumbo, Brian Neary, Ian Shick & Ian Rothwell · Journal of Engineering Research and Reports · 2022

Each paper grade, especially art papers have their own unique requirements by the artist using the paper in regard to mechanical integrity, surface topography, optical appearance and printability based on the unique artistic process applied during printing. Wheat straw fiber, a l...

Open access Research Article 10.9734/jerr/2022/v22i117518

Indirect Vector Control of Squirrel-Cage Induction Generator

Hussam M. I. Alkafrawi, Tarek R. S. Al Aga, Yaser S. A. Shaheen, Ismail M. Elkafrawi & Haitham Saleh Ali Ben Abdelmula · Journal of Engineering Research and Reports · 2022

Aims: This paper presents the control of the output torque of SCIG using indirect vector control (IVC) technique. Study Design: IVC is very popular in industrial applications, which doesn’t rely on the measurement of the airgap flux because the devices that used to measure the ai...

Open access Research Article 10.9734/jerr/2022/v22i117516

An Assessment of Causative Factors of Building Collapse using Physical Analysis Tests: The Case of Oko, Anambra State, Nigeria

C. O. Obiora, I. S. Ezennia, C. B. N. Bert-Okonkwo & O. E. Chukwuemerie · Journal of Engineering Research and Reports · 2022

Incessant building collapses in Anambra State Nigeria is posing serious challenges to all the stakeholders in the building industry - building consultants, governments, developers, landlords and users. This has evoked great concern to all key players of the building industry. Thu...

Open access Research Article 10.9734/jerr/2022/v22i117512

Evaluation of the Suitability of Carboxylmethyl Cellulose (CMC) from Rice Husks/Saw Dust as Replacement for Conventional Hydroxy Ethyl Cellulose (HEC) as Additive for Cement Slurry Design

Othman Mohammed, Wopara Fidelis Onuoha & Wami Emenike · Journal of Engineering Research and Reports · 2021

This study will evaluate the suitability and effectiveness of using Cellulose derived from Rice husk and Saw dust as cement slurry additive to replace the conventional cellulose in order to minimize cost and optimize drilling. Rice husks and Saw dusts were processed and Carboxylm...

Open access Research Article 10.9734/jerr/2021/v21i1217503

Research Progress of Chemical Process Control and Optimization Based on Neural Network

Zhihui Zhao & Xinyi Lu · Journal of Engineering Research and Reports · 2021

Chemical process is usually regarded as a comprehensive system and optimized as a whole because of the interaction and restriction between its operation units. The classical control technology is limited to the control system dealing with single variable. Artificial neural networ...

Open access Research Article 10.9734/jerr/2021/v21i1217506