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Geothermal energy systems extract heat that is stored below the Earth's crust. For every 300 ft below ground, the temperature of the groundwater increases by about 5 ºF. Heat can be brought to the surface by steam or hot water to warm homes and buildings, and it also can be processed by a heat engine to produce electricity. Using the real efficiency value of 8%, calculate the output of a geothermal power plant that processes 50 lb/s of groundwater at 180 ºF and discharges it on the surface at 70 ºF
water flows through a hydraulic turbine installed in a pipe that connects a high reservoir to a reservoir that is 40m
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A piston-cylinder device is insulated and contains 0.005 m3 of saturated liquid water at a constant pressure of l50 kPa. An electric resistance heater inside the cylinder is now turned on, and 1800 kJ of energy is transferred to the steam.
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in subsea oil and natural gas production hydrocarbon fluids may leave the reservoir with a temperature of 70 degc and
you are asked to design a heating system for a swimming pool that is 2 m deep 25 m long and 25 m wide. your client
an ideal otto cycle has a compression ratio of 8. at the beginning of the compression process air is at 100kpa and
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