13 articles in this issue
O. J. Adigun, J. A. Olorunmaiye
The concept of “degree-day” is used to estimate the energy requirement and cost of cooling at a particular location at a specific period in a year. It is also used to quantify the duration and severity of hotness or coldness of a climate. The probability ... see more
M. O. Okelola, A. A. Yusuff, C. O.A. Awosope
Pre-fault condition of fault analysis is a load flow studies. A MATLAB program was developed to use gauss-seidel iterative method of approach for solving load flow equations in determining the performance of the Nigerian National Electric Power Authority ... see more
A. A. Yusuff, B. Osofisan, M. O. Okelola, I. A. Adeyemo
In this paper a new method for the recognition of human face in 2-Dimentional digital images using new hybrid learning algorithm (HLA) for radial basis function neural network as classifier and pseudo Zernike moment invariant (PZMI) as a face feature is p... see more
A. A. Adedeji
The results of the physical and mechanical strength test for cement plastered strabale masonry have shown the masonry viability as a structural, durable and aesthetical material. Design results also show that a wall of strawbale plastered with cemen: havi... see more
E. A. Toyobo, O. Abolade
This paper presents the concept of integrated sustainable waste management (ISWM) in the context of the selection of technologies and the design of systems for waste management ISWM differs from the conventional approach towards waste management by seekin... see more
D. Adgidzi, F. B. Akande
The fuel economic indices of tractor diesel and tractor compressed natural gas (CNG) engines were compared theoretically to determine the economy of using the two fuels (i.e diesel and compressed natural gas, (CNG) to power tractor engines under various o... see more
O. O. Ogunleye, S. O. Alagbe, T. O. Salaudeen
This paper presents a way of predicting the biochemical oxygen demand (BOD) of the output stream of the activated sludge of a food processing industry. A combination of principal components analysis (PCA) and artificial neural networks (ANN) was used to d... see more
A. A. Adegbola, B. S. Raji
The application of desktop computer to the design of storm sewer systems for urban residential layouts was investigated and outlined. The preliminary design was at full flow conditions, and manning’s formula was used for routing storm runoff through the s... see more
R. O. Abolade, S. A. Adedokun, G. A. Adepoju
This paper is a detailed analysis of traffic in public switched telephone network or system (PSTN). Using Nigerian telecommunications (NITEL) as case study for the month of February, 2005. A comprehensive evaluation of traffic congestion along three route... see more
M. O. Okelola, C. O.A. Awosope
Two different stages of analysis were strictly gone through before arriving at the circuit breaker capacity to protect 330kv transmission grid system in Nigeria gauss-seldel iterative method for solving load flow equations is presented in this paper on on... see more
S. I. Manuwa, O. O. Odubanjo
Soybean (var TGX 1019-2eb) is one of the improved varieties that were developed by international institute for tropical agricultural (IITA), Ibadan a few years ago. This paper reports the effect of moisture content on the physical properties of the soybea... see more
E. B. Lucas, K. Ogedengbe, T. P. Abegunrin
The study is on Ibadan (Nigeria) water supply which lags dangerously behind the demands of the fast-increasing population now put at about smillion. Since one source is proving inadequate, an integrated water management scheme (IWMS) is proposed, to accom... see more
D. O. Aborisade, T. S. Ibiyemi
This paper discussed the image processing algorithms that can be used to segment defects from the acquired ceramic tiles image. The paper proposed two gray-level threshold algorithms, a fixed threshold algorithm and an adoptive interpolating threshold alg... see more