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Unit information: Dynamics 1 in 2013/14

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Unit name Dynamics 1
Unit code MENG10200
Credit points 20
Level of study C/4
Teaching block(s) Teaching Block 4 (weeks 1-24)
Unit director Professor. Pavier
Open unit status Not open
Pre-requisites

A-level standard in Maths and Physics or equivalent

Co-requisites

None

School/department School of Electrical, Electronic and Mechanical Engineering
Faculty Faculty of Engineering

Description including Unit Aims

The Dynamics unit presents the fundamental theory associated with dynamics and its application to the machine elements most commonly encountered in mechanical engineering. Physical principles such as force, momentum, energy and friction are introduced and applied to situations as diverse as the orbit of spacecraft and the analysis of mechanical mechanisms. The design and analysis of common machine elements from first principles is studied and includes, for example: clutches, brakes, gears and gearboxes. Two laboratory sessions are included in the course: one to measure the moment of inertia of a connecting rod, the other to dynamically balance a rotor.

Aims:

The Dynamics unit provides students with the basic analysis tools and design knowledge necessary to understand the behaviour of simple dynamic systems and common machine elements.

Intended Learning Outcomes

By the end the course students will:

  • Understand and apply the basic principles of dynamics
  • Be familiar with quantities such as force, momentum and energy
  • To understand the effect of forces and moments acting on particles and bodies
  • To study the method of finding the velocity and acceleration of particles and points on a body.
  • To relate the motion of parts in a machine using the principles of kinematics.
  • Be able to recall and apply the basic laws of friction
  • Be able to describe the operation and perform basic analysis of machine elements such as bolts, gears, gearboxes, clutches, disk brakes, band brakes
  • Perform static and dynamic balancing calculations for rotating machinery
  • Analyse the primary and secondary out-of-balance forces in reciprocating machinery.

Teaching Information

The course is presented in a series of illustrated lectures twice a week, nominally for 24 weeks, during which the course material is explained and key points of interest highlighted. Students will be given lecture handouts that contain copies of the slides presented during the lectures. The information in these handouts covers all the course material, but students will often need to add additional notes and refer to the recommended texts. The course also includes two compulsory laboratory exercises. In addition to attending lectures students are expected to undertake private study. This should include reviewing the lecture material, attempting the problem sheets and reading the relevant sections of the recommended books. Periodically some or all of a lecture slot will be devoted to answering student questions arising from the course material or problem sheets. All teaching materials, including full worked solutions to the problem sheets, are available on Blackboard.

Assessment Information

This course is assessed by one 3-hour written examination at the end of the year worth 70 % of the overall mark, two laboratories worth 5% each and two progress tests worth 10% each. The assessment of the laboratories is by means of a question sheet which must be completed during the laboratory and handed in at the end. A complete laboratory report is not required.

Reading and References

  • Mechanics of Machines, 2nd edition, G.H. Ryder & M.D. Bennet, (Macmillan Education), 1991.
  • Theory of Machines and Mechanisms, 3rd edition, J.E. Shigley & J.J. Uicker (Open University Press), 2003.
  • Mechanics of Machines, Elementary Theory & Examples, J. Hannah & R.C. Stephens, 1986.
  • An Introduction to the Mechanics of Machines, J.L.M. Morrison & B. Crossland (Longman), 1970.
  • Engineering Mechanics, 5th edition, J.L. Meriam & L.G. Kraige, (Wiley), 2001.
  • Dynamics: engineering mechanics, 3rd edition, A. Bedford & W. Fowler, (Prentice Hall), 2002.
  • Statics: engineering mechanics, 3rd edition, A. Bedford & W. Fowler, (Prentice Hall), 2002

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