2.410% e ipe manifold shown is at a steady-state condition. What is the fnuid vetocity V...
1. For the circuit shown, find Vc under DC steady state conditions. ic = C4046, v. = L di(t) dt 112 522 m 12 V ( + vc +1F
4) Steady-state seepage condition exists in the vertical direction. For the piezometer condition shown, compute: a. Location of the water table in the sand layer above the top of the clay layer. b. Pore water pressure at point Sand Y= 17.6 kN/m3. k= 2.7 m/day 3 m 3.7 m 8.3m! I A 4.2 m c. Effective stress at point A. d. Total stress at point A. e. Rate of flow. 5.5 m Clay Y = 16 kN/m k = 0.01...
2. (30 pts) A hydraulic turbine operates at a steady state as shown in the figure. It exits to the atmosphere through a discharge section of 1 m in diameter at an average velocity of 6 m/s. The surface of the water is 50 m above the turbine. What is the maximum shaft work head, hs, that can be extracted? What is the maximum amount of power the turbine can produce, in MW? 50 m o 1 m 6 m/s
Q2. Steam enters a turbine with the pressure, temperature and velocity values shown below. It exits as saturated vapor. The inlet and outlet pipe diameters are also given. Do not neglect the kinetic energies of the streams. Ws P = 4 MPa P = 80 kPa T, = 500 °C Saturated vapor V = 200 m/s d) = 250 mm di = 50 mm a) What is the work output of the turbine? (Answer: -3.54 MW) b) What is the...
3 Steady state open systems steam generator (20 marks) In the steadystate operation of a steam generator, compressed liquid water at P 20 MPa and T 40 °C enters a 25 mm diameter tube at a rate of 5 L/s. Steam exits the tube at Pe 10 MPa and Te 400°C Compressed liquid water in 20 MPa, 40c Hot combustion Hot combustion air Superheated stcam out 10 MPa, 400 (a.) Find the inlet (v) and outlet velocity (Ve) in m/s:...
(20%) Problem 2 The circular tank shown in Figure 2 below has a steady state level of 50 m for a flow rate Q 2.5 m3/s. Determine the flow resistance at the outlet If the flow rate is suddenly increased to 2.52 m3/s, Determine: A. (2.5%) B. (7.5%) (5%) (5%) The level of the liquid when the system reaches steady state again. The time constant and the time dependent response of tthe system. The 2% settling time of the system....
3. (15 marks) As shown in the figure, a chamber has two pipe inlets (indicated using 1 and 2) and a nozzle outlet (indicated using 3). Helium gas flows through the system, and can be treated as an ideal gas with constant specific heats. The pressure of the helium at the two inlets and outlet is P, = 10 MPa, P2-15 MPa and P3-8 MPa, and the corresponding velocity of the helium gas is V - 10 m/s, V,- 15...
PROBLEM 1: For the ideal buck-boost converter shown below: ig(t) Vg(t) (a) Draw equivalent steady-state circuit. (b) From the equivalent steady-state circuit, find the expressions for the steady-state values of L, 4, and Po as a function of ,, D, and the circuit parameters. (c) Draw equivalent average circuit. di (d) From the equivalent average circuit, derive differential equations describing L and dt as a function of V^(i),d(t),V.),i(C), and circuit parameters dt
A) Steam enters a horizontal pipe operating at steady state with a specific enthalpy of 2,663 kJ/kg and a mass flow rate of 0.1 kg/s. At the exit, the specific enthalpy is 1,531 kJ/kg. If there is no significant change in kinetic energy from inlet to exit, determine the rate of heat transfer between the pipe and its surroundings, in kW. B) Refrigerant 134a enters a horizontal pipe operating at steady state at 40°C, 3.1 bar and a velocity of...
8. In Fig. FE3.1 water exits from a nozzle at steady state into atmospheric pressure of 101 kPa. If the flow rate is 160 gal/min, what is the average velocity at section 1? 1 gal- 3.7% 103 me. (5 pts) 7 cm 4 cm jet (b) 0.81 m/s (c) 93 m/s (d) 23 m/s (a) 2.6 m/s (e) 1.62 m/s P 101 kPa Fig. FE3.1 9. A fireboat pump delivers water to a vertical nozzle with a 3:1 diameter ratio,...