5. CONCEPT EVALUATION AND PRODUCT ARCHITECTURE - O-division-2021-2022-Even/Repo-01 GitHub Wiki
5.1 ASSIGNING WEIGHTS TO OBJECTIVES
Sl.NO | Objectives | Weights |
---|---|---|
1. | High quality print | 4 |
2. | Attractive | 8 |
3. | Portability | 8 |
4. | Automatic | 9 |
5. | Light weight | 6 |
PUGH CHART
Design Objectives | Weights | Design 1 | Design 2 | Design 3 | Design 4 |
---|---|---|---|---|---|
High quality print | 4 | + | Datum | + | + |
Attractive | 8 | + | Datum | ++ | ++ |
Portability | 8 | 0 | Datum | ++ | - |
Automatic | 9 | + | Datum | ++ | + |
Light weight | 6 | - | Datum | -- | - |
Score(+) | 21 | 0 | 54 | 29 | |
Score(-) | 6 | 0 | 12 | 14 | |
Total | 35 | 15 | 0 | 42 | 15 |
5.2 JUSTIFICATIONS FOR SCORE GIVEN
Design no. | Objective | Score allocated | Justification for the score given |
---|---|---|---|
1 | High quality print | 4 | Squeegeeing mechanism is better |
Charismatic | 8 | Look was better than the reference design | |
Portability | 0 | It has same portability as that of the reference design | |
Automatic | 9 | No provision for holding and pouring the ink | |
Light weight | -6 | As machine is of wood so it is heavy | |
2 | High quality print | 0 | Considered as reference design |
Charismatic | 0 | Considered as reference design | |
Portability | 0 | Considered as reference design | |
Automatic | 0 | Considered as reference design | |
Light weight | 0 | Considered as reference design | |
3 | High quality print | 4 | Squeegeeing mechanism is better |
Charismatic | 16 | Look was much better than the reference design | |
Portability | 16 | Machine is smaller in size | |
Automatic | 18 | All the functions are automatic | |
Light weight | -12 | Many components are used so machine is heavy | |
4 | High quality print | 4 | Squeegeeing mechanism is better |
Charismatic | 16 | Look was much better than the reference design | |
Portability | -8 | Machine is large in size | |
Automatic | 9 | Screen pressing is not automatic | |
Light weight | -6 | As machine is of wood so it is heavy |
5.3 SELECTED DESIGN
Design 3
PRODUCT ARCHITECTURE
5.4 FUNCTION CLUSTERING
SUBSYSTEMS
Sl.No | Subsystems |
---|---|
1. | Moving unit |
2. | Printing unit |
3. | Holding unit |
5.5 INTERACTION BETWEEN SUBSYSTEMS
Moving unit | Printing unit | Holding unit |
---|---|---|
Spatial | Yes | Yes |
Data | No | No |
Material | Yes | Yes |
Printing unit | Moving unit | Holding unit |
---|---|---|
Spatial | Yes | Yes |
Data | No | No |
Material | Yes | Yes |
Holding unit | Moving unit | Printing unit |
---|---|---|
Spatial | Yes | Yes |
Data | No | No |
Material | Yes | Yes |