6.Concept Evaluation and Product Architecture - P-Division-2022-2023-Odd/Repo11 GitHub Wiki
6.1 Pugh Chart
Table 1:Pugh chart for four alternative designs
Sl No. |
Design Objective |
Weights |
Design 1 |
Design 2 |
Design 3 |
Design 4 |
1. |
Safety |
8 |
- |
Datum |
+ |
0 |
2. |
Ease of use |
8 |
+ |
Datum |
+ |
+ |
3. |
Portability |
5 |
- |
Datum |
+ |
+ |
4. |
Use of standard parts |
6 |
+ |
Datum |
- |
- |
5. |
Cost |
9 |
+ |
Datum |
- |
+ |
6. |
Aesthetics |
5 |
+ |
Datum |
+ |
+ |
|
Score(+) |
|
28 |
0 |
26 |
27 |
|
Score(-) |
|
13 |
0 |
15 |
6 |
|
Total Score |
|
15 |
0 |
11 |
21 |
6.2 Justification for the scores given
Design No. |
Objective |
Score Allocated |
Justification |
|
Safety |
- |
Because sliding doors are not as air-tight |
|
Ease of use |
+ |
Because sliding doors are easy to use and automatic |
1 |
Portability |
- |
Shape is less proprietary |
|
Use of standard parts |
+ |
Made out of rather available part sand material |
|
Cost |
+ |
Made out of cheaper parts |
|
Aesthetics |
- |
Exposed wiring and minimum space to customize it |
Design No. |
Objective |
Score Allocated |
Justification |
|
Safety |
Datum |
|
|
Ease of use |
Datum |
|
2 |
Portability |
Datum |
|
|
Use of standard parts |
Datum |
|
|
Cost |
Datum |
|
|
Aesthetics |
Datum |
|
Design No. |
Objective |
Score Allocated |
Justification |
|
Safety |
+ |
Because of air tight sealing |
|
Ease of use |
+ |
Because of better UI interface |
3 |
Portability |
+ |
Because of a more standardized shape |
|
Use of standard parts |
- |
Requires proprietary parts |
|
Cost |
- |
because of the price of the parts which are more advanced |
|
Aesthetics |
+ |
It is compactly packed and there is no exposed wiring |
Design No. |
Objective |
Score Allocated |
Justification |
|
Safety |
0 |
|
|
Ease of use |
+ |
Because of GPS navigation and RFID |
4 |
Portability |
+ |
Compact size |
|
Use of standard parts |
- |
Lots of proprietary parts |
|
Cost |
+ |
Cheaper and more available technology is used |
|
Aesthetics |
+ |
Lots of free space to customize it |
##6.3 subsystem interaction details
subsystem 1 |
subsystem 2 |
subsystem 3 |
subsystem 4 |
Spatial |
|
y |
|
Data |
y |
|
y |
material |
|
|
|
subsystem 2 |
subsystem 1 |
subsystem 4 |
subsystem 3 |
spatial |
|
|
y |
Data |
|
y |
|
material |
|
|
|
subsystem 3 |
subsystem 1 |
subsystem 2 |
subsystem 4 |
spatial |
|
|
|
Data |
|
|
y |
material |
|
|
|