This study was undertaken to evaluate the effect of field practice on the tensile properties of pineapple leaf fibre (PAFL). The pineapple leaves were treated in the field with calcium nitrate (Ca(NO3)2) at four concentrations (0 mg/l, 100 mg/l, 200 mg/l and 300 mg/l). All the tr...
Open access
Research Article10.9734/jerr/2020/v18i417218
Prognostics is a term that engineering borrowed from medicine to refer to the discipline concerned with the Remaining Useful Life (RUL) of an engineering device. This paper surveys the RUL prediction techniques and classifies them into four categories of model-based techniques, k...
Open access
Research Article10.9734/jerr/2020/v18i417215
Surface waters are generally turbid because they contain suspended matter, organic matter, chemical and physical or even biological elements that make these waters unfit for drip irrigation. The almond powder of Moringa oleifera that was used in the study was dried in an oven for...
Open access
Research Article10.9734/jerr/2020/v18i417214
Past two decades, the usage of ceramic tools has increased especially in milling and turning process. These advanced ceramic tools have good characteristics that are capable in maintaining high hardness in temperatures and also wears much slower when compared to carbide tools. Wi...
Open access
Research Article10.9734/jerr/2020/v18i417212
In this paper, the reliability of axial compressors of gas turbines used in oil and gas installations was analyzed by the application of the two-parameter Weibull distribution method. Reliability analysis is an important tool to minimize the failures of equipment, shorten repair...
Open access
Research Article10.9734/jerr/2020/v18i417213
The reinvigorated approach by stakeholders towards Farm Mechanization has given birth to emerging fears in the existing relationship between mechanized agriculture and traditional land occupancy systems in Nigeria. The increased importation of agricultural machines into the count...
Open access
Research Article10.9734/jerr/2020/v18i317211
Financial instruments are one of the tools for increasing financing to fund construction projects. Stakeholders in the Nigerian construction industry face challenges such as profitability, delays, funding problems and contractor’s insolvency. A thorough knowledge of the financial...
Open access
Research Article10.9734/jerr/2020/v18i317210
An Irish potato peeling machine was developed for use at small-scale/household level. Machine performance evaluation was carried out using three locally grown Irish potato varieties namely; Nicola, Bartita and Bawondoya respectively. A 22x3 factorial experiment in completely rand...
Open access
Research Article10.9734/jerr/2020/v18i317209
The paper focused on the improvement done in chip on lead (COL) leadframe package assembly manufacturing to address the leadframe bouncing effect during die attach process. A new and enhanced process plate is designed with multi-hole configuration to provide a strong vacuum under...
Open access
Research Article10.9734/jerr/2020/v18i317208
Comparing the complexity of the hardware and the control system, cold gas micro thrusters are much more simplified than other propulsion thrusters. Numerical calculation was carried out for mass requirement, mass flow rate, valves, feed system and computational fluid dynamics wit...
Open access
Research Article10.9734/jerr/2020/v18i317207