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Find the intermediate pressure, the turbine work, the back work ratio, and the cycle thermal efficiency. Assume 15 kg/s air flow rate.
Develop an equation for dh/dt where h is the level and t is time. Then solve the equation numerically. Water is at 20 degrees celcius, tank is initially at 10 m high, pipe is 2.6 m long.
This BFW is a "compressed liquid water." How much heat energy, experssed as MBTU/hr., is required to effect this BFW preheat at 75 gal./min. BFW rate? This value is needed to design the heat transfe
The metered mass flow rate of hydrogen in 5.0 kg/s, and 20 kJ/kg heat loss to the atmosphere is estimated. Assuming hydrogen to be an ideal gas, determine the required power input to operate this co
Calculate the internally reversible efficiency using the adiabatic flame temperature for the temperature of the high temperature reservoir and 300K for the temperature of the low temperature reservo
After this force is applied, the length of the cylinder becomes 11.00500cm. Find the stress, strain and elastic modulus to three digits.
There are six 90º elbow (screwed) and two open gate valves. Assume iron fittings. Calculate the total head loss for this section.
Design a combinational circcuit with three inputs x y and z and three outputs A B and C. When the binary input is 0 1 2 3 the binary output is one greater than the input.
Use muller Method to determine the real and complex roots of. And, write a MATLAB script (with comments explaining each and every major step) to implement Muller's method.
Determine d so that the center of percussion will be at point A on the rim of the disk (the point about which the angular momentum is zero).
Determine the power input (hp) and heat transfer rate (Btu/min) during the compression process assuming that it occurs: Isentropically. Isothermally.
An internal combustion engine with clearance volume of 60 cm3 and compression ratio of 8.5 is modeled using the four processes: Find the pressure (kPa), volume (cm3), and temperature (K) at all state
Calculate thermal efficiency (%) of the power plant. What is the mass flow rate (lbm/hr) of steam through the power plant?
Determine the exit temperature of the air and the rate of heat loss from the duct to the attic space. Assume fully-developed flow in the duct throughout.
Compute the heat loss per one meter of pipe length. Now, if the pipe is insulated with foam whose thermal conductivity is 0.04 W/(m K).
A methanol fuelled, turbocharged, north american racing series engine has the following specification Four stroke. Find the engine power output at max engine speed.
Determine a complete set of independent reactions for this system. How many degrees of freedom does this system have?
Show the cycle on at P-v and T-s diagrams. Calculate the net work output per unit mass. Determine the thermal efficiency.
When operating at 35?C and 1.01 bars at take-off conditions, the unit must supply 200 kW electrical loads. Calculate the airflow required for the gas turbine and the SFC?
For operation at steady state, determine the maximum theoretical rate that power can be developed, in horsepower.
How much axial pre-compression is required so that buckling will occur after a temperature rise of 50 degree C? Assume that the Euler equation is applicable.
If the compressor consumes 450 W of power and the COP the refrigerator is 1.2, determine (a) the mass flow rate of the refrigerant and (b) the rate of heat rejected to the kitchen air.
Determine the maximum stress and the difference in tube diameter before shrinkage Also sketch the stress distribution across the combined tube
A 4 kW motor is driving an oil pump with an efficiency of 95% down a 10 mm diameter pipe. If the velocities of the fluid down the pipe is 1.8 m/s. What is the flow rate that the pump delivers?
A 200mm DN pipeline has to deliver 80m³/h of water at a discharge pressure of 5,550kPa. Approximately how many pump stations would be needed for a pipeline 300km long?