A factory, having a Maximum demand of 1.22MW, and an annual
load factor of 56%, must decide whether to be supplied with
electric power from the Public Utility, or from diesel engine
generator, run by themselves. You are an engineer at this factory.
Use the information provided and recommend the supply to be
used.
Public utility tariff:
R312-00 per kW, Maximum Demand, (taken over the year) and 95 cents
per unit
plus, a monthly service charge of R800-00
Oil engine generator:
Capital cost: R1 200 000-00
Fuel cost: R12-00 per kilogram
Fuel consumption: 0.3 kg/unit
Repair & Maintenance: 0.73 cents per unit generated
Interest & Depreciation: 12% per year
Annual wages: R25 000-00
A factory, having a Maximum demand of 1.22MW, and an annual load factor of 56%, must decide whether to be supplied with
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A factory, having a Maximum demand of 1.22MW, and an annual load factor of 56%, must decide whether to be supplied with
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