H7092 SOLUTION TEMPLATE DOCUMENT FOR
DYNAMICS OF MACHINES AND VEHICLES COURSEWORK AUTUMN 2022
To obtain all the marks for this coursework complete both sections below (including the short questionnaire at the end). You should submit this completed Template document as a pdf by the deadline specified on Sussex Direct, by uploading to Canvas as instructed by the School Office.
Candidate No: …………………………………………. Date: ……………………………
Birth date: / / ; d/month/ year parameter d = (please specify).
Solution
Part 1 – Dynamic Modelling
Expand space as appropriate.
Part 2 – Dynamic Analysis and Computation
Transient solution of MDOF Wing Structure:
Imported figures of the displacement response obtained using your version of owncode.m should be shown below:
Figure 1 Response at Wing Centre
Figure 2 Response at Wing Tip
Cut and paste (or print) numerical values of your matrices [m] and [k] below:
[m]=[■(■(&&■(&&■(&&)))@■(&&■(&&■(&&)))@■(■(&&■(&&■(&&)))@■(&&■(&&■(&&)))@■(■(&&■(&&■(&&)))@■(&&■(&&■(&&)))@■(&&■(&&■(&&))))))] [k]=[■(■(&&■(&&■(&&)))@■(&&■(&&■(&&)))@■(■(&&■(&&■(&&)))@■(&&■(&&■(&&)))@■(■(&&■(&&■(&&)))@■(&&■(&&■(&&)))@■(&&■(&&■(&&))))))]NATURAL FREQUENCIES (rad/sec) (in ascending order)
1 =
2 =
3 =
4 =
5 =
6 =
7 =
MODAL MATRIX
[U]=[■(■(&&■(&&■(&&)))@■(&&■(&&■(&&)))@■(■(&&■(&&■(&&)))@■(&&■(&&■(&&)))@■(■(&&■(&&■(&&)))@■(&&■(&&■(&&)))@■(&&■(&&■(&&))))))]
MODAL DAMPING FACTORS i UNDAMPED MODAL NATURAL FREQUENCIES ni
1 = 1 =
2 = 2 =
3 = 3 =
4 = 4 =
5 = 5 =
6 = 6 =
7 = 7 =
Questionnaire: Optional (no marks awarded but provides useful feedback).
1) How easy did you find this exercise ? ……………………..trivial/demanding/tough/impossible
2) Did you use the tutorial supplied ? ……………………..yes/no
3) Were the course-notes helpful ? ………………………yes/no
4) How much time in total did you spend ? ………………………3-6 hours/ 6-9hours / 9-12 hours/ more/
5) How would you evaluate the coursework ? ……………………….very useful/ some use /not useful.
6) What was the level of interest generated ? ………………………..high/ moderate / low / none
7) Where would you think improvements can be made? please indicate below:
In the Coursenotes.
In the Exercise.
In the Solution Template.