Unformatted text preview: The pressure drop through a flat plate collector is approximately 5.2ft water. The heat exchanger in the storage tank has a pressure drop of 5 ft. water. There is an air separator installed in the loop that has a pressure drop of 3 ft. water. a. What size schedule 40 steel pipe would you use for the main supply and return piping? b. What would you estimate the total head loss in ft. of water to be for this system? c. If a circulating pump could be used for this system with an efficiency of 65%, what would be the brake horsepower requirement for this pump? d. If the motor on this pump has an efficiency of 92% and electricity costs $0.16/kWh, what would be the annual cost of running this pump if it runs 5 hours per day on the average, 365 days per year?...
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- Fall '08
- pressure drop, Valve, Gate valve, remote solar collector