Level 6 Graduate Diploma in Engineering (9210-01) - City & Guilds
Level 6 Graduate Diploma in Engineering (9210-01) - City & Guilds
Level 6 Graduate Diploma in Engineering (9210-01) - City & Guilds
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Unit 135 Mechanics of solids<br />
Assessment Criteria<br />
Outcome 1 Calculate stresses, stra<strong>in</strong> and deflections <strong>in</strong> a range of<br />
components under various load conditions<br />
The learner can:<br />
1. Use Mohr’s Circle to determ<strong>in</strong>e:<br />
a. stresses on <strong>in</strong>cl<strong>in</strong>ed planes<br />
b. comb<strong>in</strong>ed bend<strong>in</strong>g torsion and axial load<strong>in</strong>g.<br />
2. Use and position on components stra<strong>in</strong> gauge rosettes.<br />
3. Use calculations and or graphic means to determ<strong>in</strong>e:<br />
a. shear force and bend<strong>in</strong>g moments <strong>in</strong> laterally loaded beams<br />
b. bend<strong>in</strong>g stress and shear stress distribution <strong>in</strong> beams<br />
c. deflection of beams<br />
d. solution of statically <strong>in</strong>determ<strong>in</strong>ate beams<br />
e. centre of shear <strong>in</strong> beams.<br />
4. Extend shear force, bend<strong>in</strong>g moment, bend<strong>in</strong>g stress, shear stress and deflection analysis to:<br />
a. beams of asymmetric cross section<br />
b. composite beams<br />
c. beams of ‘elastic-perfectly plastic’ material.<br />
5. Determ<strong>in</strong>e shear stress and twist of:<br />
a. circular solid sections<br />
b. th<strong>in</strong> walled cyl<strong>in</strong>ders<br />
c. simple open sections.<br />
6. Apply Euler critical loads to determ<strong>in</strong>e buckl<strong>in</strong>g for a comb<strong>in</strong>ation of:<br />
a. free conditions<br />
b. p<strong>in</strong>ned conditions<br />
c. built <strong>in</strong> end conditions.<br />
7. Determ<strong>in</strong>e limit<strong>in</strong>g stress condition.<br />
8. Use analytical methods to determ<strong>in</strong>e stresses and displacements <strong>in</strong> r<strong>in</strong>gs, cyl<strong>in</strong>ders and discs<br />
under axi-symmetric load<strong>in</strong>g:<br />
a. <strong>in</strong>ternal/external pressure<br />
b. shr<strong>in</strong>k fits<br />
c. rotation.<br />
9. Apply Lame equations to problem solv<strong>in</strong>g.<br />
10. Employ F<strong>in</strong>ite Element Analysis:<br />
a. discretisation<br />
b. types of elements<br />
c. relationship between<br />
i nodal forces<br />
ii nodal displacements<br />
iii stiffness matrix.<br />
11. Represent examples of l<strong>in</strong>ear elements us<strong>in</strong>g spr<strong>in</strong>gs.<br />
12. Obta<strong>in</strong> stiffness matrix us<strong>in</strong>g:<br />
a. one-dimensional quadratic elements<br />
b. displacement functions<br />
c. shape functions<br />
170 <strong>Level</strong> 6 <strong>Graduate</strong> <strong>Diploma</strong> <strong>in</strong> Eng<strong>in</strong>eer<strong>in</strong>g (<strong>9210</strong>-<strong>01</strong>)