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A numerical model for determining the size of a forced - convection solar fish dryer comprising of a drying bin (in which the fish is kept), aflat plate solar collector and a fan, has been developed. The model comprises of two sections with the first section calculating the technical parameters...

Pumps, of varying designs, have historically been vital in fluid flow. In Zambia, typical applications could be found in domestic water supplies and industrial applications. Complete pumping units have been designed and manufactured elsewhere. The manufacture of pumps in Zambia has generally...

The need to improve the socio-economic well being of the citizenry has placed huge challenges on the provision of better social infrastructure in developing countries like Zambia. To help with meeting the challenges, inputs from local communities have been incorporated in infrastructure...

The scale of corruption is magnified by the size and scope of the construction sector, estimated globally at US$3,200 billion per year (Transparency International, 2005). As economic crimes such as fraud, bid-rigging, bribery, collusion, coercion and extortion have grown worldwide, so has the...

The continuous quest for modernization and industrialization has brought a great challenge upon the third world countries such as Zambia in that these countries have to keep on importing production machinery whose spares cannot be obtained locally but from outside. This problem has been...