Separate streams of steam and air flow through the turbine and heat exchanger arrangement shown in the figure below, where mass flow rate m5 is 2000 kg/min and power output Wt1 is 12,000 KW. Steady-state operating data are provided on the figure. Heat transfer with the surroundings can be neglected, as can all kinetic and potential energy effects. m5 Steam in + Turbine T₁ = 600°C P₁ = 20 bar Determine: (a) T3, in K. T₂=400°C P2 = 10 bar -6 T6 = 1200 K P6= 1 bar K P3= 10 bar T3=? kW www www Heat exchanger Turbine 2 (b) the power output of the second turbine, in kW. Wn=? T₁=240°C P4 = 1 bar T5 = 1500 K -5 Ps= 1.35 bar Ams Air in

Separate streams of steam and air flow through the turbine and heat exchanger arrangement shown in the figure below, where mass flow rate m5 is 2000 kg/min and power output Wt1 is 12,000 KW. Steady-state operating data are provided on the figure. Heat transfer with the surroundings can be neglected, as can all kinetic and potential energy effects. m5 Steam in + Turbine T₁ = 600°C P₁ = 20 bar Determine: (a) T3, in K. T₂=400°C P2 = 10 bar -6 T6 = 1200 K P6= 1 bar K P3= 10 bar T3=? kW www www Heat exchanger Turbine 2 (b) the power output of the second turbine, in kW. Wn=? T₁=240°C P4 = 1 bar T5 = 1500 K -5 Ps= 1.35 bar Ams Air in

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

ZV7 ZAIN IQ BigBlueButton - Reheat.. t014.rna1.blindsidenetworks.com 37:28 Rankine Cycle ... Ali Khaleel Kareem O Homework Example 2: 2.6 (Page 45) In a stream power plant, the steam mass flow rate is 80ton/h, the steam inters the turbine at 6MPA and 480 °C, condenser pressure = 0.06MPA, mechanical and electrical efficiencies are 0.96 & 0.95, respectively. Find the specific steam consumption and the power output. Example 3: 2.7 (Page 46) Find the cycle efficiency and specific steam consumption of a reheat cycle (Error! Reference source not found.) operating between pressures of 3MPA and 0.004MPA, with superheat temp of 450 °C. Assume that the first expansion is carried out to the point where the steam is dry saturated and then the steam is reheated to the original superheat temp. The feed pump term may be neglected.
#2 Separate streams of steam and air flow through the turbine and heat exchanger arrangement shown in the figure below, where the air stream mass rate m'5 ranges from 1500 kg/min to 3500 kg/min in increments of 500 kg/min and Wt1= 10,000 kW,. Steady-state operating data are provided on the figure. Heat transfer with the surroundings can be neglected, as can all kinetic and potential energy effects. Steam in 1500 kg/min 2000 kg/min 2500 kg/min Mass Rate of Air M5 in kg/min 3000 kg/min 3500 kg/min Turbine T₁ = 600°C P₁ = 20 bar W₁ T3 T₂=400°C P2 10 bar Temperature T6 = 1200 K P6 = 1 bar tmt tm Heat exchanger TWO TURBINE PROBLEM Py = 10 bar T3 = ? Analyze the two-compressor system for different air mass flow rates into the heat exchanger. Provide clearly detailed professional written sample of the calculations needed to analyze each component of the system and the overall system. Complete the following table and plot the mass of air M5 against the Temperate T3, plot the mass rate M5…
Separate streams of steam and air flow through the turbine and heat exchanger arrangement shown in the figure below, where ins = 1500 kg/min and W;1 = 8,000 kW,. Steady-state operating data are provided on the figure. Heat transfer with the surroundings can be neglected, as can all kinetic and potential energy effects. Wn W2 = ? Turbine Turbine 2 P3 = 10 bar T3 =? T = 240°C T2 = 400°C P2= 10 bar P4=1 bar www Steam in 2 T = 600°C PI = 20 bar Ts = 1500 K -5 Ps = 1.35 bar 9. Heat exchanger V T6 = 1200 K P6 = 1 bar Air in Determine: (a) T3, in K. (b) the power output of the second turbine, in kW.
Question B3 The engine of an aeroplane is equipped with an ideal convergent nozzle with an area ratio Ainlet 2.035 ( -A-2.035), as in Figure Q-B3. The aeroplane is flying at an altitude of 11 Aexit km where the atmospheric pressure and temperature are 0.23 bar and 216K respectively. You may assume the combustion gases entering the nozzle have the same property as air (i.e. y=1.40, R=287 J/kgK and Cp-1004.5J/kgK). Page 6 Question B3 continued inlet exit Amles/Aexit -AVAJ-2.035 Figure Q-B3 a) If the nozzle operates at its critical condition, calculate: the inlet Mach number M;. nozzle's exit velocity V, the inlet stagnation pressure Por- the inlet static pressure FG The stagnation Aj P, and the nozzle's gross thrust per unit exit area temperature of the gases entering the nozzle is To 1200 K. b) If the stagnation pressure at the inlet of the nozzle is reduced to 80% of its value in part (a), determine the exit static temperature 7;, the nozzle's gross thrust per unit exit area FG. The…
A small civilian aircraft gasoline engine in an airplane, operating at 2.55 x 103 rev/min, takes in energy 7.95 x 103 J and exhausts 4.55 x 103 J for each revolution of the crankshaft. (a) How many liters of fuel does it consume in 1.00 h of operation if the heat of combustion of the fuel is equal to 4.03 x 107 J/L? L/h (b) What is the mechanical power output of the engine? Ignore friction and express the answer in horsepower. hp (c) What is the torque (in N. m) exerted by the crankshaft on the load? N. m (d) What power (in W) must the exhaust and cooling system transfer out of the engine? Need Help? Read It
2. What is the "flow work" (or "flow energy") of a fluid in a closed and adiabatic system, which has no work interaction with the environment? 3. List the forms of energy that a flow might carry outside the control volume. 4. What is the main role of a nozzle? 5. State one similarity and one difference between the turbine and the compressor 6. Consider a tank that is rigid, insulated, initially evacuated and is connected via a valve with a supply line (tube) that carries steam. The valve is then opened and steam flows into the tank, until the pressure in the tank equals that in the tube. How is the temperature in the tank at the end of the process related to the temperature in the tube? Explain.
2. A steam turbine receives steam with a flow rate of 15 kg/s and experiences a heat loss of 14 kW. Using steam inlet and exit properties, find the power produced. Properties, unit Inlet Exit P, kPa 6205 9.859 т, к 811.1 318.8 v, m³ / kg 0.05789 13.36 U, kJ/kg 3150.3 2211.8 V, m/s 30.48 274.3
Q. The velocity of steam leaving a nozzle of Turbine is 896 m/s and the nozzle angle is 20°. The blade velocity is 300 m/s and the blade coefficient is 0.79. Assuming the mass flow rate as 1 kg/s and the runner blades are symmetric. Determine the power developed in kW
A two stage compressor with first stage piston displacement of 94,390 cu.m/sec is driven by a motor. Motor output is 35 HP, suction temperature 22 degC, volumetric efficiency is 85%, mechanical efficiency is 95%, the intercooler pressure is 30 psi gage. Air temperature in and out of the intercooler are 105deg C and 44 degC, respectively. Final discharge pressure is 100 psi gage, while suctionis estimated to be 14.4 psi. Determine the compression efficiency.
Consider the steady-state counterflow heat exchanger shown below. There are separate streams of air and water, and each stream experiences no noticeable change in pressure. Stray heat transfer with the surroundings and changes in kinetic and potential energy can be ignored. For the air, the ideal gas model can be applied and Rair = 0.287- For the operating conditions provided on kg-K the figure, determine: a. The temperature of the air at the outlet of the heat exchanger, T4, in [K] b. The rate of heat transfer between the air and the water, in [kW; , c. The rate of entropy production for the heat exchanger, in [kW/K] kg msteam = 12 P1 = 3 bar X1 = 1 P2 = P1 T2 = 200 P3 = 1 bar T3 = 1100 K P4 = P3 T, =? mair kg = 3.29
Steam enters a control yolume that has one inlet and two exits. At the inlet (location 1) with a diámeterof 5.2 cm, the Steam has 100 bar , 360°C , and as mass flow rate of a Rg/sec. Through one exit (location 2), 15.% of the incoming mass flow rate Teaves the Control volume and the remainder leaves through the otner exit (locatión 3). For steady state opeaton, calculake the mass flow rate at locatlon 3 in kg/sec using 5 Signifigant figiures. रप्री द
As shown in the figure below, a reversible power cycle receives energy QH by heat transfer from a hot reservoir at TH and rejects energy Qc by heat transfer to a cold reservoir at Tc. Hot reservoir at TH Qu Boundary- -Weyele Cold reservoir e at T (a) If TH = 1600 Kand Tc = 400 K, what is the thermal efficiency? (b) If TH = 500°C, Tc = 20°C, and Weycle = 200 kJ, what are QH and Qc, each in kJ? (c) If n = 50% and Tc = 40°F, what is TH, in °F? (d) If n = 40% and TH = 727°C, what is Tc, in °C?