3. Steam enters a diffuser operating at steady state with a pressure of 3 bar, a temperature of 200 °C, and a velocity of 100 m/s. Steam exits the diffuser as a saturated vapor, with a velocity of 10 m/s. Heat transfer occurs from the steam to its surroundings at a rate of 200 kJ/kg of steam flowing. Neglecting potential energy effects, determine the exit pressure, in bar. (Note: 1 kJ/kg-1000 m²/s²) (1) (2) Quick handwritten,no gpt. TABLE A-3 Qe Pressure Conversions: Properties of Saturated Water (Liquid-Vapor): Pressure Table 1 bar -0.1 MPa Specific Volume m/kg Internal Energy 10 kPa kj/kg Enthalpy kj/kg Entropy kj/kg K Sat. Sat. Sat. Press. bar 0.04 28.96 0.06 36.16 Temp. "C Liquid Vapor Liquid Sat. Vapor Sat. By x10 Evap. Vapor he 1.0040 34.800 1.0064 23.739 0.08 41.51 1.0084 18.103 0.10 45.81 1.0102 14.674 0.20 60.06 1.0172 7.649 121.45 2415.2 151.53 2425.0 173.87 2432.2 191.82 2437.9 251.38 2456.7 Sat. Liquid hi his 121.46 2432.9 2554.4 0.4226 8.4746 151.53 2415.9 2567.4 0.5210 8.3304 173.88 2403.1 2577.0 0.5926 8.2287 191.83 2392.8 2584.7 0.6493 8.1502 251.40 2358.3 2609.7 0.8320 7.9085 Sat. Liquid St Sat. Vapor Press. bar 0.04 0.06 0.08 0.10 0.20 0.30 69.10 1.0223 5.229 0.40 75.87 1.0265 3.993 0.50 81.33 1.0300 3.240 0.60 85.94 1.0331 2.732 0.70 89.95 1.0360 2.365 289.20 2468.4 317.53 2477.0 340.44 2483.9 359.79 2489.6 376.63 2494.5 289.23 2336.1 317.58 2319.2 340.49 2305.4 359.86 2293.6 376.70 2283.3 2625.3 0.9439 7.7686 0.30 2636.8 1.0259 7.6700 2645.9 1.0910 7.5939 2653.5 1.1453 7.5320 2660.0 1.1919 7.4797 0.40 0.50 0.60 0.70 0.80 93.50 1.0380 2.087 391.58 2498.8 0.90 96.71 1.0410 1.869 405.06 2502.6 1.00 99.63 1.0432 1.694 417.36 2506.1 1.50 111.4 1.0528 1.159 466.94 2519.7 2.00 120.2 1.0605 0.8857 2.50 127.4 1.0672 3.00 133.6 1.0732 0.7187 0.6058 3.50 138.9 1.0786 0.5243 4.00 143.6 1.0836 0.4625 4.50 147.9 1.0882 0.4140 504.49 2529.5 535.10 2537.2 535.37 2181.5 2716.9 1.6072 7.0527 561.15 2543.6 561.47 2163.8 2725.3 1.6718 6.9919 583.95 2546.9 584.33 2148.1 2732.4 1.7275 6.9405 604.31 2553.6 604.74 2133.8 2738.6 1.7766 6.8959 622.25 2557.6 623.25 2120.7 2743.9 1.8207 6.8565 391.66 2274.1 2665.8 1.2329 405.15 2265.7 2670.9 1.2695 7.3949 417.46 2258.0 2675.5 1.3026 7.3594 467.11 2226.5 2693.6 1.4336 7.2233 504.70 2201.9 2706.7 1.5301 7.1271 7.4346 0.80 0.90 1.00 1.50 2.00 2.50 3.00 3.50 4.00 4.50 TABLE A-4 Properties of Superheated Water Vapor T °C m³/kg kJ/kg h kJ/kg kJ/kg - K m³/kg kJ/kg h kj/kg kj/kg K p = 1.5 bar =0.15 MPa Sat. 1.159 (Tsat = 111.37°C) 2519.7 2693.6 7.2233 p = 3.0 bar = 0.30 MPa (Tsat = 133.55°C) 0.606 2543.6 2725.3 6.9919 120 160 1.188 2533.3 2711.4 1.317 2595.2 2792.8 7.2693 7.4665 200 1.444 2656.2 2872.9 7.6433 0.651 2587.1 2782.3 7.1276 0.716 240 1.570 2717.2 2952.7 280 1.695 2778.6 3032.8 7.8052 7.9555 2650.7 2865.5 7.3115 0.781 2713.1 2947.3 7.4774 0.844 2775.4 3028.6 7.6299 320 360 1.819 2840.6 3113.5 1.943 2903.5 3195.0 400 2.067 2967.3 3277.4 8.0964 8.2293 8.3555 0.907 2838.1 3110.1 0.969 2901.4 3192.2 1.032 2965.6 3275.0 7.7722 7.9061 8.0330 440 2.191 3032.1 3360.7 8.4757 500 2.376 3131.2 3487.6 600 2.685 3301.7 3704.3 8.6466 1.187 8.9101 1.341 1.094 3030.6 3358.7 8.1538 3130.0 3486.0 8.3251 3300.8 3703.2 8.5892

Steam enters a turbine operating at steady state at 850°F and 450 Ibf/in? and leaves as a saturated vapor at 1.0 lbf/in?. The turbine develops 12,000 hp, and heat transfer from the turbine to the surroundings occurs at a rate of 2x 106 Btu/h. Neglect kinetic and potential energy changes from inlet to exit. Determine the exit temperature, in °F, and the volumetric flow rate of the steam at the inlet, in ft/s. Step 1 Determine the exit temperature, in °F. T2 = °F.

Steam enters a turbine operating at steady state at 750°F and 450 lbf/in² and leaves as a saturated vapor at 0.8 lbf/in². The turbine develops 12,000 hp, and heat transfer from the turbine to the surroundings occurs at a rate of 2 x 106 Btu/h. Neglect kinetic and potential energy changes from inlet to exit. Determine the exit temperature, in °F, and the volumetric flow rate of the steam at the inlet, in ft3/s. Step 1 Your answer is correct. Determine the exit temperature, in °F. T2 = 94.3 Hint Step 2 °F. Determine the volumetric flow rate of the steam at the inlet, in ft³/s. (AV) 1 = i ft³/s Attempts: 1 of 4 used

Refrigerant 134a enters an insulated diffuser as a saturated vapor at 120°F with a velocity of 1200 ft/s. The inlet area is 1.4 in?. At the exit, the pressure is 400 Ibf/in? and the velocity is negligible. The diffuser operates at steady state and potential energy effects can be neglected. Determine the mass flow rate, in Ib/s, and the exit temperature, in °F.

Refrigerant 134a enters an insulated diffuser as a saturated vapor at 80°F with a velocity of 1400 ft/s. The inlet area is 1.4 in². At the exit, the pressure is 400 lb/in² and the velocity is negligible. The diffuser operates at steady state and potential energy effects can be neglected. Determine the mass flow rate, in lb/s, and the exit temperature, in °F. Step 1 Determine the mass flow rate, in lb/s. Your answer is correct. m = 28.887 Hint Step 2 lb/s. * Your answer is incorrect. Determine the exit temperature, in °F. T₂=276.41 °F Attempts: 1 of 4 used

Refrigerant 134a enters a well-insulated nozzle at 200 lbf/in.2, 140°F, with a velocity of 120 ft/s and exits at 90 lbf/in.2 with a velocity of 1500 ft/s.For steady-state operation, and neglecting potential energy effects, determine the temperature, in °F, and the quality of the refrigerant at the exit.

I need some help in how to solve this problem. Any help will be appreciated. Thanks

Refrigerant 134a enters a well-insulated nozzle at 200 lbf/in.2, 200°F, with a velocity of 120 ft/s and exits at 50 lbf/in.2 with a velocity of 1500 ft/s. For steady-state operation, and neglecting potential energy effects, determine the temperature, in °F, and the quality of the refrigerant at the exit.

6.

Steam enters a turbine operating at steady state at 850oF and 450 lbf/in2 and leaves as a saturated vapor at 1.2 lbf/in2. The turbine develops 12,000 hp, and heat transfer from the turbine to the surroundings occurs at a rate of 2 x 106 Btu/h. Neglect kinetic and potential energy changes from inlet to exit. Determine the exit temperature, in oF, and the volumetric flow rate of the steam at the inlet, in ft3/s.