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
The drying characteristics of Soybean curd residue (SCR) based fish feed were investigated using an oven at temperatures of 40, 50, 60, 70 and 80°C, and at a constant air velocity of 1.5 m/s. The ingredients composition for the fish feed were mixed and extruded using a single scr...
Open access
Research Article10.9734/jerr/2020/v18i217205
Solid waste management is challenging and incineration technique is more preferred to other methods in reduction of mass and volume, removal of odour and energy recovery in both industrial and residential environments. The challenges facing residents at Njokerio, Ng’ondu and Gree...
Open access
Research Article10.9734/jerr/2020/v18i217206
Checking a symbolic reliability expression for a flow network is useful for detecting faults in hand derivations and for debugging computer programs. This checking can be achieved in a systematic way, though it may be a formidable task. Three exhaustive tests are given when a rel...
Open access
Research Article10.9734/jerr/2020/v18i217203