From the following data, determine: a) The power of the turbine. b) The input heat flux. c) Thermal efficiency.
Q: Explain the conditions for gravity wave existence and vertical propagation. Define the Froude number…
A: A gravitational wave is an invisible wave .these waves travel at the speed of light. these waves…
Q: Make a Drive Shaft in SINUMERIK (ste
A: A drive shaft is a vehicle shaft that transmits power from the transmission to the wheels. The…
Q: atch Diameter (D) D= D 180 sin 2 hp gearmotor is rotating at 200 rpm, cw, : ving a mixing agitator,…
A:
Q: )fer the beam Shown. Paw SFD oand BMD r raw bendiny stNss clist. at max.VCM ISKN/m isKN /m le 120…
A:
Q: horizontal support reaction at pin A when the string is about to break. Please pay attention: the…
A:
Q: On route to Eris, our experimental ayload requires a heliocentric velocity f 25,000 m/s. The mission…
A: v=25000m/sRelative injection velocity=19000m/s To-Find:- Angle in degrees
Q: 5-Draw the relationship between percent passing and sieve size. and discuss.
A: We will answer the first question since the exact one is not specified. Please resubmit the question…
Q: Write the shear and moment equations and draw the shear and moment diagram
A:
Q: Q2/ Determine the forces at the pin joint (F) and the roller support (G) ? 30KN 20 KN 2m BY 2m D 2m…
A:
Q: Q1/ In the equilibrium position shown in figure below, the uniform bar (AB) has a mass of (50 kg)…
A: Answer: ◆ T = 7646 N , FBx = 3823 N , FBy = 4169 N. ◆ Therefore, option (C) is correct.
Q: Subcooled water at 5°C is pressurised to 350 kPa with no increase in temperature, and then passed…
A:
Q: 1. Determine the largest value of couple moment MM just before the disk begins to slip. (answer is…
A:
Q: Exercise about rotating blocks
A: A block can be rotated about one of its edge if there are certain friction between the block and and…
Q: Two tubular sections shown in Figure-2, have the same wall thickness and same circumference.…
A: Objective - To find the ratio of shear stresses for equal twisting moments for two cases.
Q: Question-2 The circular gate ABC has a Im radius and is hinged at B. Compute the force P just…
A: The unit of specific weight is given wrong in the question. It must be N/m3 for the given values. I…
Q: A vertical semi-circular area of radius r is submerged in a liquid with its diameter in the liquid…
A:
Q: How are shuttle valves used?
A:
Q: 1- Select the optimum choice for: high speed air craft skins material. Table 1: The properties of…
A: The most extensively used aluminium alloy in aircraft development is 2024. The alloy is a…
Q: 3 2 d²y' = c2 dx2 dx) second order second degree first order third degree second order third degree…
A:
Q: A line in a drawing is 3 inches long, when measured. If the drawing scale is 20:1, how long is that…
A: Given Data The length of line is:3 inches The drawing scale is:20:1 To find: The actual length of…
Q: Q1/ In the equilibrium position shown in figure below, the uniform bar (AB) has a mass of (50 kg)…
A: Mass of uniform bar= 50 kg ⇒Weight of uniform bar, WB= 50(9.81)= 490.5 N Mass of load= 200 kg…
Q: n air compressor receives 272 kg/min of air at 99.29 kPa and a specific volume of 0.026 m³/kg. he…
A:
Q: At the instant shown, the uniform slender rod with mass m = 40 kg is pin-supported at point O. It is…
A: Find the magnitude of support reaction at point O.
Q: a mixer. As a com ESKN and a torq naximum shear criterion. The yi 1
A:
Q: A closed gaseous system undergoes a reversible process in which 30 kJ of heat is rejected a9and the…
A: Find the change in internal energy and work done.
Q: The distance between New York and London is 3469 miles. If an airplane has a cruising speed of 350…
A: Given that the distance between new York and London is 3469 miles.
Q: In the mechanism shown below, points E and B have the same vertical coordinate. Fir velocities of…
A:
Q: A 2 hp gearmotor is rotating at 200 rpm, cw, ar driving a mixing agitator, which approximately 60…
A:
Q: 10N 1 m 1m 1 m 1m c 1 m 5N 1 m E 10N 10N 1m 1 m A 20N 5N 10N Find the summation of torque / moments…
A:
Q: Circle on the statements which are NOT correct, then correct it with explain. A-) Fins are…
A: (A) Fins are preferred to be fixed on the liquid side rather than the gas side to increase heat…
Q: GIVE THE JOB OR OPERATION WHERE HIGH AIR HUMIDITY IS PRESENT
A: Humidity is the concentration of water vapor in the air. water vapor in the gaseous form is…
Q: Two farmers are pushing on a gate with forces FA and FB, applied at locations A and B respectively.…
A: α= 30∘β= 35∘DBC= 2 mDAC= 3 mFA= 400 N
Q: A Pelton wheel works under a gross head of 450 m. It is estimated that 20% of head is lost in…
A: A Pelton wheel operates at 450 m gross head.It is believed that 20% of the head is wasted due to…
Q: 2. What does it mean that there is no mechanical vibration in the system after rotation?
A: To find :- What does it mean that there is no Mechanical vibration after rotation.
Q: A ring made of 25 mm diameter steel bar carries a pull of 10 kN 10 kN. Calculate the maximum tensile…
A: We know that a ring composed of steel bar with a diameter of 25 mm has a draw of 10 kN. We know the…
Q: the angular velocity of bar AB israd determine the velocity of block at C. AB-25 . Ue absolute value…
A: To find velocity of block C
Q: 1) A flange coupling connects two 50mm shafts. The flanges are fitted with 4 bolts of SAE1040 steel…
A:
Q: Air enters an adiabatic chamber steadily at 300kPa, 200 C, and 45 m/s. It leaves at 100 kPa and 180…
A: During a steady flow process, the total energy content of a control volume remains constant i.e.,…
Q: Gaseous carbon dioxide (CO2) enters a tube at 3 MPa and 227ºC, with a flow of 2kg/sec. That CO2…
A: INTRODUCTION : In this problem, a gas called carbon dioxide goes through a tube with a certain…
Q: 1- Select the optimum choice for: high speed air craft skins material. Table 1: The properties of…
A: The most extensively used aluminium alloy in aircraft development is 2024. The alloy is a…
Q: A heat engine draws 1200 kW from a hot reservoir at 800K and rejects 600 kW to a cold reservoir at…
A:
Q: 4) An electric motor purchased by your employer surprisingly arrived without a keyway in the shaft.…
A:
Q: Example The bob of a 2-m pendulum describes an are of circle in a vertical plane. If the tension in…
A:
Q: An FCC crystal structure is supposed to have this characteristic. Equal lattices (a = b = c) (101)…
A: Ghgh
Q: The steady-state temperatures (°C) associated with selected nodal points of a two-dimensional system…
A:
Q: 50. An open coil helical spring is made of wire 10 mm diameter. It has 15 coils of mean coil…
A: We have an open coil helical spring with a wire diameter of 10 mm. It features 15 coils with a coil…
Q: a) Certain type of motor is used to drive a compressor so that 100 ķPa, 280 K of air is compressed…
A:
Q: A load of P = 6,100 N acts on the machine part shown. The machine part has a uniform thickness of…
A:
Q: A piston-cylinder device contains a mixture of liquid water and vapour at 6 bar with 25 percent…
A:
Q: quilibrium position shown in v, the uniform bar (AB) has kg) and supports load (20
A:
Step by step
Solved in 3 steps
- When a standard-efficiency air-cooled condenser is used, the condensing refrigerant will normally be higher in temperature than the entering air temperature.Cold storage uses R134a, the evaporator temperature is -7C and the condenser temperature is 32C. The cooling load is 5.3103 kJ/min. The cycle is ideal. Determine: 1. Mass flowrate of the refrigerant. 2. Coefficient of Performance (COP). - If the water condenser is used that enter at 24C and exit at 30C. determine the water flowrate.rankine cycle, the pressure and temperature entering the turbine is 1800 kpa and 380 degrees celsius and the pressure leaving the turbine is 20 kpa, the quality of steam entering the condenser is 90%. what is the turbine work in kj/kg at 1.8 mpa and 380 degrees celsius. engine turbine eff=85% mechanical ff=88% determine worknet,work brake, brake heat rate
- Bokr Py- 6000 kP Wpampin Pump Turbine P50 kPa Condenser "punpin Figure 2 (b) Determine the thermal efficiency of the cycle in part (a) when the liquid enters the pump 1.3°C cooler than a saturated liquid at the condenser pressure.In a Rankine cycle, steam enters the turbine at 2.5 MPa and condenser at 50 kPa, what is the thermal efficiency of the cycle? Show step by step and draw schematic diagramIn a Refrigerant 12 system which serves a 212 kw evaporator at - 30 0C. The system uses two stage compression with intercooling and removal of flash gas. The condenser temp is 400C . Given that, h2=356kJ/kg, h4=367kJ/kg Compute the following: a.) mass flow rate at low stage compressor (m1)ANSWER: 1.53661 kg/s b.) mass flow rate at high stage compressor (m3)ANSWER: 2.11791 kg/s c.) low stage compressor workANSWER: 27.43931 kw d.) high stage compressor workANSWER: 32.63926 kw e.) total compressor workANSWER: 60.078575 kw f.) COPANSWER: 3.52871 g.) heat rejected in the condenserANSWER: 272.07857 kw
- In an ideal Rankine cycle, steam is generated at 4.1 MPa and 480 deg. C. The condenser is at 32 deg. C. Determine: a. The cycle thermal efficiency b. For the engine with the same end states, the thermal efficiency and steam rateuse the attached steam table below1. In an ideal reheat-regenerative cycle, steam enters the turbine at 6 MPaa and 400°C. After expansion to 1.4 MPaa steam is withdrawn and reheated to 300°C. Extractions for regenerative heating occur at 0.15 MPaa and 1.4 MPaa and the condenser pressure is 0.01MPaa. Use mass flowrate of 1 kg/s. (total=60 points) a. Sketch the schametic diagram showing the correct state points and its components. (5 points)An Actual Rankine cycle operates on a boiler and condenser pressure of 2MPa and 20kPa respectively. Steam leaves the boiler at 500°C. The cycle produces a Net Power of 10MW. a.) Determine the steam rate of the turbine. (kg/kW-hr) b.) Determine the steam rate of the turbine. (kg/kW-hr) c.) Determine the heat rate of the cycle (kJ/kW-hr) ROUND OFF ANSWER TO SIX SIGNIFICANT FIGURES PLS USE THE GIVEN VALUES THAT IS HIGLIGHTED IN THE IMAGE OF THE STEAM TABLE AND SUPERHEATED WATER PLSS USE THIS VALUES
- An improved refrigeration system with a heat exchanger is shown in the following picture. The heat exchanger is used to superheat the vapor entering the compressor while subcooling the liquid leaving the condenser. The system uses R-134a. The evaporator operates at 15oF and the condenser operates at 100 psia. The heat exchanger provides 40oF of subcooling at the throttle valve entrance. a) Calculate the entropy generation at the throttle for the simple refrigeration cycle. Calculate also the entropy generation of the universe (throttle + surroundings) due to this operation. b) Calculate the process efficiency of the heat exchanger for the refrigeration cycle that includes the heat exchangerAn Actual Rankine cycle operates on a boiler and condenser pressure of 2MPa and 20kPa respectively. Steam leaves the boiler at 500°C. The cycle produces a Net Power of 10MW. a.) Determine the steam rate of the turbine. (kg/kW-hr) b.) Determine the steam rate of the turbine. (kg/kW-hr) c.) Determine the heat rate of the cycle (kJ/kW-hr) ROUND OFF ANSWER TO SIX SIGNIFICANT FIGURES500 MMSCFD of supercritical steam generated in the steam generator (shown in the sketch below) at P=250 bar and T = 550°C are expanded into a series of two condensing steam turbines (CSTs) to a final pressure of P, = 8 kPa as shown in the diagram below. To improve the efficiency of the cycle, part of the exhaust of the High Pressure (HP) Turbine at P₂ = P = 40bar is reheated to T = 550° C and sent to the Low Pressure (LP) Turbine for further expansion, and part is throttled down to P = 8 bar and mixed with the discharge of the Condensate Pump of the Condenser effluent in the Overflow Feed Water Heater (OFWH) tank in order to preheat the boiler feed water (which also serves as the Deaerator). This power cycle is known as the Regenerative Rankine Cycle with Open Feed Water Heater and it is shown in the diagram below: QH Go 1 STEAM GENERATOR TURBINE DEAERATOR OPEN FEED WATER HEATER FEED WATER PUMP 3 G THROTTUNG LOW PRESSURE TURBINE 8 5 (m) CONDENSATE PUMP Qc CONDENSER If the efficiency of…