A flat open belt drive is used to transmit apower of 22 kW from a motor shaft rotatingat 950 rpm. The radius of the pulley of themotor shaft is 125 mm while the radius ofthe pulley of the driven shaft is 450 mm. Thecenter distance between the shafts is 2,250mm. The coefficient of friction is 0.25 andthe density of the belt material is 950kg/m3. The belt width is 120 mm. Theallowable stress is 2.1 MPa. Determine thethickness of the belt. Express your finalanswer in mm and use ONE decimal place.Write only the numerical value and do nottype the unit anymore.

Answered: Image /qna-images/answer/821a27fc-51a0-46ed-835a-c1e344aa38aa.jpg

Answered: A flat open belt drive is used to…

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

Q3/A multi- plate clutch is to transmit 12 kW at 1500 r.p.m. The inner and outer radii for the plates are to be 50 mm and 100 mm respectively. The maximum axial spring forces is restricted to I kN. Answer the following questions 1- The necessary number of pairs of surfaces is u= 0.35 assuming constant wear. 2- The necessary number of pairs of surfaces is u= 0.18 assuming constant pressure. 3- The axial force 4- Percentage increase in forces is.
Two pulleys rotating in opposite direction has the following properties: D1 = 430 mm, D2 = 180 mm, and 2.0 meters apart. A belt with density of 980 kg/m3 and a design stress of 2MPa is used. Large pulley rotates at a speed of 520 rpm. The maximum tension must be 0.8 kN, and the coefficient of friction for belt and pulley is 0.25. Calculate the following: a. Length of the belt. b. Angle of contact for smaller pulley in degrees. c. Power capacity of the motor.
Power Transmission A power transmission system consists of a motor connected to a pulley and a belt. The motor has a power output of 10 kW and operates at a speed of 1200 rpm. The pulley connected to the motor has a diameter of 300 mm, while the pulley connected to the driven shaft has a diameter of 600 mm. The belt used has a coefficient of friction of 0.3. Determine the maximum torque that can be transmitted by the system and the rotational speed of the driven shaft.
Clutch break and gear Solve it by proper solution
Q1) A V-belt drive consists of three V-belts in parallel on grooved pulleys of the same size. The angle of groove is 30° and the coefficient of friction 0.12. The cross-sectional area of each belt is 800 mm² and the permissible safe stress in the material is 3 MPa. Calculate the power that can be transmitted between two pulleys 400 mm in diameter rotating at 960 rpm.
A pulley system uses four v-section belts each with a cross-sectional area of 700mm 2, an included angle of 40°, and density 1400kg/m 3 The angle of lap is 130° on the smaller wheel, the coefficient of friction is 0.4 and the maximum force allowed in the belt is 500N. Calculate the initial belt tension and reason for this.
A flat belt is required to transmit 35 kw from a pulley of 1.5 m effective diameter running at 300 rpm. The angle of contact spread over 11/24 of the circumference and the coefficient of friction between pulley and belt 0.3. Determine width of belt required. It is given that the belt thickness is 10mm, density of its material is 1.1Mg/m and the related permissible working stress is 2.5 Mpa.
Q2) A multi-plate clutch as in the figure below transmits power at 1500 rpm. The coefficient of friction is 0.4 the inner and outer diameters are 30 and 150 mm respectively. The axial force applied to the plate is 400N. Calculate the torque and power that can be transmitted without slipping using the uniform pressure theory, (03)
Outer and Inner diameter of a thrust bearing are 320 mm and 200 mm respectively . Axial load is 80 kN and pressure is 350 kN / m² . The number of collars required is
A 55-hp four-cylinder internal combustion engine is used to drive a medium-shock brick-making machine under a schedule of two shifts per day. The drive consists of two 25-in sheaves, with a sheave speed of 425 rev/min. A value of Ks = 1.5 and a design factor of 1.0 applies. Determine the number of D360 V-belts needed, calculate the factor of safety, and estimate the life in hours. The number of D360 V-belts needed is The factor of safety, nfs, is belts. and the life of the belts is hours.
A single-threaded power screw with square threads pushes against a load of 3,276 N at a speed of 14 mm/s. The screw has a mean thread diameter of 18 mm and a pitch of 2 mm. The frictional coefficient of the threads is 0.33, and collar friction is negligible. How much torque must be applied to drive the screw against the applied load in units of newton meters? A double frictiona
(1) A single square thread power screw is to raise a load of 70kN. The screw has a major diameter of 36mm & a pitch of 6mm. The coefficient of friction of the thread & the collar are 0.13 & 0.1, respectively. If the collar mean diameter is 90mm & the screw turns 60rpm, find: (a) power input of the screw; (b) combined efficiency of the screw & collar.

SEE MORE QUESTIONS

Recommended textbooks for you

Elements Of Electromagnetics

Mechanical Engineering

ISBN:

9780190698614

Author:

Sadiku, Matthew N. O.

Publisher:

Oxford University Press

Mechanics of Materials (10th Edition)

Mechanical Engineering

ISBN:

9780134319650

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Thermodynamics: An Engineering Approach

Mechanical Engineering

ISBN:

9781259822674

Author:

Yunus A. Cengel Dr., Michael A. Boles

Publisher:

McGraw-Hill Education

Elements Of Electromagnetics

Mechanical Engineering

ISBN:

9780190698614

Author:

Sadiku, Matthew N. O.

Publisher:

Oxford University Press

Mechanics of Materials (10th Edition)

Mechanical Engineering

ISBN:

9780134319650

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Thermodynamics: An Engineering Approach

Mechanical Engineering

ISBN:

9781259822674

Author:

Yunus A. Cengel Dr., Michael A. Boles

Publisher:

McGraw-Hill Education

Control Systems Engineering

Mechanical Engineering

ISBN:

9781118170519

Author:

Norman S. Nise

Publisher:

WILEY

Mechanics of Materials (MindTap Course List)

Mechanical Engineering

ISBN:

9781337093347

Author:

Barry J. Goodno, James M. Gere

Publisher:

Cengage Learning

Engineering Mechanics: Statics

Mechanical Engineering

ISBN:

9781118807330

Author:

James L. Meriam, L. G. Kraige, J. N. Bolton

Publisher:

WILEY

SEE MORE TEXTBOOKS