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A power plant based on the Rankine cycle is under development to provide a net power output of 10 MW. Solar collectors are to be used to generate Refrigerant 22 vapor at 1.6 MPa, 508C, for expansion through the turbine. Cooling water is available at 208C. Specify the preliminary design of the cycle and estimate the thermal efficiency and the refrigerant and cooling water flow rates, in kg/h.
Many laptop computers are equipped with thermal management systems that involve liquid cooling of the cenfurnace gases is maintained at 1700 K during operation, while the outer surface of the steel is exposed to the air and walls of a large room a..
at 45 degrees celsius latitude the gravitational acceleration as a function of elevation z above seas level is given by
A stationary gas turbine power plant operates on a simple ideal Brayton cycle with air as the working fluid. The air enters the compressor at 95 kPa and 290 K and the turbine at 760 kPa and 1100 K. Heat is transferred to the air at a rate of 35,00..
A helmet has an open cell polystyrene foam liner that is design to absorb the kinetic energy from an impact. The Foam has a relative density of 10% and the young module of the solid polystyrene that the foam is 1.5Gpa. How much energy per volume in J..
a paper plant replaces an aged and worn 150 ho engine with an efficiency of 90 with an updated model with an efficiency
determine the power required for a 2500 kg car to climb a 60 m long uphill road with a slope of 15ordm from the
one cubic foot 1 ft3 of air is contained in a piston - cylinder arrangement. the axis of the cylinder is oriented in
Determine the magnitude and nature of the stress induced in the material (a) if the temperature falls to 25 °C, (b) if the temperature rises to 95°C.
Air at 14.7 psia, 50oF, and 60% relative humidity is first heated to 72 o F in a heating section and then humidified by introducing water vapor. The air leaves the humidifying section at 75oF and 55% relative humidity.
A Brayton cycle uses air and produces a net work of 14000 Btu/s with an inlet state of 60°F,
In "I'd Hammer Out Freedom Technology as Politics and Culture Richard Sclove argues that we should do more to acknowledge technoogy's 'polypotency.'
determine the minimum no of teeth required on pinion in order to avoid interference which is to gear with 1 a wheel to
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