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Fluid Mechanics for Chemical Engineers.Nevers
2-11Large Hydrocarbon storage tanks normally have a valve on their vents that allows free flow of air in or out when a liquid is being pumped in or out but that prevents air flow for small pressure differences caused by wind, solar heating of the tank, and changes in atmospheric pressure. these reduce the breathing losses of valuable hydrocarbons as well as the amount of atmospheric pollution.
These valves are typically set to open at an internal pressure of 4 inches of water and an external pressure of 2 inches of water.a) Estimate the force of the roof at the opening pressures for internal pressure and for vacuum. -oil storage tank has a flat, horizontal, circular roof 120 feet in diameter.
b) Why is the setting larger for internal pressure than external pressure?
water is pumped through a horizontal 1500 m long section of steel commercial pipe with diameter of 5 cm. the pressure
a heat engine working on carnot cycle converts 25% of heat into work when the temperature of the sink is reduced by 353 k the efficiency gets doubled .find the temperature of source and sink.
initially 0.05 kg of air is contained in a piston-cylinder device at 200 degc and 1.6 mpa. the air then expands at
1 air at the inlet of a nozzle is at 500 kpa 42.2oc and a velocity of 87 ms. the nozzle exit pressure is at 132 kpa.
the average accelerations of a us navy fighter jet takeoff to an us air force fighter jet takeoff are very different.
a vehicle is moving along a straight line with an acceleration given by ms2 where s is in m. at s 0 t 0 and v 6 ms.
You are designing a remote-area power supply based on a miniature wind turbine that is 20% efficient. Meteorological data indicates an average wind speed of 24 km/h at an air temperature of 10oC and pressure of 0.9 atm. The rotor has a diameter of..
a four-stroke-cycle engine operates on the air-standard diesel cycle. the engine has six cylinders with a 0.105 m bore
carbon dioxide gas enters a pipe at 3 mpa and 500 k at a rate of 2 kgs. the gas is cooled at constant pressure as it
the friction force acting at the chip-tool interface the main (tengential ) cutting force is 1500N . Find the orthogonal rake angle of the cutting tool?
a constriction in a pipe will cause the velocity to rise and the pressure to fall at section 2 in the throat.nbspthe
a 12-kg solid whose specific heat is 2.8 kjkg degree c is at a uniform temperature of -10 degree c. for an environment
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