OCTOBER 19-20, 2012 - YMCA University of Science & Technology

Proceedings of the National Conference on
Trends and Advances in Mechanical Engineering,
YMCA University of Science & Technology, Faridabad, Haryana, Oct 19-20, 2012
Attribute ‘C’ “Ease of Operation”
b c TS Adj TS
a
a a 2 3
b b 1 2
c 0 1
Attribute ‘F’ “Reliability”
b c TS Adj TS
a a a 2 3
b c 0 1
c 1
2
Attributes
A B C F Performance
Value
Alternatives
Score
Cost
Score
%Wt 8.33 33.33 41.67 16.67
a (Existing) 8.33х3 33.33х2 41.67х3 16.67х3 141.66 55 2.57
B 8.33 х2 33.33 х1 41.67 х2 16.67 х1 150 35 4.28
C 8.33 х1 33.33 х2 41.67 х1 16.67 х2 116.66 48 2.43
RANKING FOR ALTERNATIVES PROPOSED
From the above ranking of alternatives of various creative ideas, alternative ‘b’ “Use plastic spacers” is
having maximum value score 4.28 hence, it is selected as best design option.
DECISION MATRIX 2
Function: Provide support & facilitate maintenance
ATTRIBUTES
A = Ease of Implementation
B = Ease of Maintenance
E = Safety
F = Reliability
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