3. Design Challenge: The wind turbine is designed to generate 2.5 MW of power withthe blades rotating at 20 RPM. The large gear has 360 teeth and the small gear has 12teeth. Design the high speed shaft to minimize weight. That is, choose a material (fromyour textbook) and cross-section dimensions such that the shaft won't yield, with asafety factor of 2.5, while keeping the shaft's weight to a minimum.Calculate theweight per meter of the shaft you designed.2Gear reducerHigh speed shaftLow speed shaftGenerator

Given that, Power from shaft, P=2.5 MW,Speed of shaft, N=20 rpm,Teeth of larger gear, Z=360,Teeth of…

Answered: 3. Design Challenge: The wind turbine…

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

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The diameter of shaft is 45mm. Compare the shear stress in the key to the torque in the shaft. calculate the key size to use for the 15 kW low speed shaft with a speed of 384 rpm. Take bxb = 10mm x 10mm as d = 45mm L = 1.5 cm.
The problem is stated below. However, change the position of torque to point C from point D. What is the effect of variation of torque placement in shaft CB?
es/ EN6902 / General / Final Exam A Wind Turbine has a maximum output of 2MW at a speed of 20 rpm. A shaft of length 2m made of EN8 steel (properties given in the table below) is to transfer torque from the propeller to the turbine. Using a design stress for EN8 Shafting as 240 MPa. You are to: Calculate the diameter size of a solid shaft in mm, so that it will not fail due to torsion. EN8 Shafting Steel Ultimate tensile stress 850 MPa Ultimate shear stress 490 MPa Tensile Yield stress 530 MPa Shear Yield stress 300 MPa Young's miodulus Modulus of rigidity 210 Gpa 78 GPa Select one: O a. 270 O b. 136 O c. 135 O d. 272 SW
1. A bearing for an axial flow compressor is used to support a radial load of 2500 N and thrust loads of 1500 N. The service required for the bearing is 5 years at the rate of 40 hours per week. The speed of the shaft is 1000 rpm. Select suitable ball bearing for the purpose Diameter of shaft is 50 mm.
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TakuLar Me5sod Method Q3:- The Fig. below shows an epicyclic gear train in which the gear Dis held stationary by shaft A and arm B is rotating at 200 rpm ccw. The gears E and F are carried by the arm. The gear G is rigidly attached to shaft C. Find the magnitude and direction of the speed of shaft C. If the gear train is transmitted 7.5 kW what is the torque required to hold shaft A stationary? Given that Z;-40, Z6=30 and Ze=20. B
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Please solve ellaborately and include the untis in every step, show diagram and write your solutions clearly and readable if your solution is in written form. Your work will be appreaciated much. Thank You! Two shafts 30 in. apart, each carrying a four-step pulley, are to be connected by a crossbelt. The driving shaft is to turn 180 rpm while the driven shaft is to turn 50, 150, 250,and 600 rpm. The smallest step of the driver is 10 in. in diameter. Find (a) the diametersof all the steps, (b) angle of contact for each pair of pulleys, and (c) belt length.

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