MET 105 Assignment 5
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This document contains an assignment for a plant maintenance course. The 24-question assignment covers topics related to power transmission systems, including various drive components like belts, chains, gears, couplings and gearboxes. Students are asked to identify parts, define terms, calculate speeds, torques and other values, compare different drive types, and recommend solutions for various machine design scenarios. The assignment aims to test the student's understanding of key concepts and components in mechanical power transmission.
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MET 105 Assignment 5
- 1. Course: MET 105 PLANT MAINTENANCE ASSIGNMENT-V MODULE-V POWER TRANSMISSION Student ID: Student Name: Marks Obtained: /05 1. What are the main components of any mechanical equipment? Mention five Types of “MPTS”, ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------------------------------------------------------- 2. Industrial application V-belt falls into two categories, name them? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------- 3.which are the three ways in which V-belt length can be measured? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------- 4. Which are the three primary sources of misalignment in belt drive system? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------- 5. What are synchronous belt? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- 6. What are types of synchronous belt? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------
- 2. Course: MET 105 PLANT MAINTENANCE ASSIGNMENT-V 7. Define chordal action with respect to chain ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- --------------------------------------------------------------------------------------------------------- 8. What are the basic element of an epicyclic gear drive? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ------------------------------------------------------------------------------------------------------------ 9. What are the types of epicyclic gear drive? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------- 10. Gear tooth wear and failure types have been summed up into two classification, name them? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------- 11.what are the cause of coupling failure? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- --------------------------------------------------------------------------------------------------------- 12.what are the external conditions on which coupling fails? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- 13. What is the linear speed of a 600 mm diameter wheel rotating at 75 rpm ? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------- 14. What is the input power rating of a 5: 1 ratio gear box with an output torque of? 3000 Nm at 230 rpm and an efficiency of 95%? ---------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------
- 3. Course: MET 105 PLANT MAINTENANCE ASSIGNMENT-V ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------- 15. What is the required torque for a shaft rotating at 300 rpm and with a power? Requirement of 110 kW? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ------------------------------------------------------------------------------------------------------------ 16. What are the main factors in operation of belt and chain drives? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------- 17. What are the steps of belt tension and drive alignment? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------- 18. What are the causes of failure of belt drives? ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- --------------------------------------------------------------------------------------------------------- 19. Compare between belt and chain drives in the context of : Power transmitted Maintenance ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------- 20. From the couplings listed below, select the mechanical couplings Rigid coupling Flexible coupling Universal joint All of the above ---------------------------------------------------------------------------------------------------------- 21. What is the most common type of rigid couplings?
- 4. Course: MET 105 PLANT MAINTENANCE ASSIGNMENT-V ----------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------- --------------------------------------------------------------------------------------------------------------- 22. What rigid style coupling would you recommend for a light-to-medium-duty? Application? ----------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------- 23. For the shown “MPTS” and assuming no power losses Calculate RPM and direction of rotation of worm wheel Torque of all the rotating shafts Figure 1.
- 5. Course: MET 105 PLANT MAINTENANCE ASSIGNMENT-V
- 6. Course: MET 105 PLANT MAINTENANCE ASSIGNMENT-V 24.For the shown “MPTS” and assuming no power losses, Calculate Speed of all shafts Angular speeds and Torque of all the rotating disks Linear speed of the fan if fan diameter is 45cm Torque of all the rotating shafts Figure 2.