(b) Table 1 summarizes the data from two pumps that are capable of delivering 200 hp to an industrial application. A gro

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B Table 1 Summarizes The Data From Two Pumps That Are Capable Of Delivering 200 Hp To An Industrial Application A Gro 1 (353 KiB) Viewed 38 times

(b) Table 1 summarizes the data from two pumps that are capable of delivering 200 hp to an industrial application. A group of engineering economy classes is assigned to evaluate and choose the suitable pump in terms of economical aspects in a year. The selected pump will be utilized for a year only, and it will have no market value at the end of the year. Compare the pump that will be selected if: i) the electric power costs RM0.40/kWh and the pump will be operated for 4000 hours per year. ii) the cost of electricity is RM0.50/kWh and operated same hour as (1). [6 Marks] iii) the pumps are only needed 3000 hours per year with an electricity cost of RM0.50/kWh [6 Marks] iv) Pump A efficiency increases to 85% and the purchase price is cut to 50%, with electrical cost and operational hour conditions for both pumps the same as (iii). [3 Marks] Purchase price (RM) Maintenance cost (RM) Efficiency *lhp- -0.746 kW [6 Marks] Table 1 PUMPA 11.600 680 80% PUMP B 24,800 2040 90%