Concept Selection and Product Architecture - a-division-2019-20-odd/Repo-07 GitHub Wiki
Priorities of Objectives
- Automatic
- Aesthetics
- Compact
- User Friendly
- Light Weight
Weights assigned to prioritized objectives
| Objectives | Weightage |
|---|---|
| 1. Automatic | 8 |
| 2. Aesthetics | 7 |
| 3. Compact | 6 |
| 4. User Friendly | 5 |
| 5. Light Weight | 2 |
PUGH CHART
| Objectives | Design 1 | Design 2 | Design3 | Design |
|---|---|---|---|---|
| 1. Automatic | DATUM | + | + | + |
| 2. Aesthetics | DATUM | 0 | - | 0 |
| 3. Compact | DATUM | -- | - | - |
| 4. User Friendly | DATUM | + | + | - |
| 5. Light Weight | DATUM | -- | -- | - |
| + Score | 0 | 13 | 13 | 8 |
| - Score | 0 | 14 | 17 | 13 |
| Total | 0 | -1 | -4 | -5 |
The best concept selected is Design 1
Justifications:
Design 1:
| Objectives | Justification |
|---|---|
| 1. Automatic | DATUM |
| 2. Aesthetics | DATUM |
| 3. Compact | DATUM |
| 4. User Friendly | DATUM |
| 5. Light Weight | DATUM |
System Interactions details:
| Subsystem | Energy interaction | Material Interaction | Data Interaction |
|---|---|---|---|
| 1. Insertion | Intake of paper | ||
| 2. Layering | Forming a single sheet from multiple layers | ||
| 3. Shaping | Paper folding | ||
| 4. Alert | Electrical energy converted to sound or light | signal from the sensors on process completion | |
| 5. Store | Stacking paper bags |
Design 2:
| Objectives | Justification |
|---|---|
| 1. Automatic | The whole process is automatic |
| 2. Aesthetics | The aesthetics of bags produced are similar |
| 3. Compact | Stitching unit and sliding plate takes larger space |
| 4. User Friendly | Lesser interaction with machine |
| 5. Light Weight | Stitching unit and sliding plate is bulky |
Identified subsystems:
| Sl No. | Subsytems |
|---|---|
| 1. | Insertion |
| 2. | Layering |
| 3. | Shaping |
| 4. | Sealing |
| 5. | Alert |
| 6. | Store |
System Interactions details:
| Subsystem | Energy interaction | Material Interaction | Data Interaction |
|---|---|---|---|
| 1. Insertion | Intake of paper | ||
| 2. Layering | Forming a single sheet from multiple layers | ||
| 3. Shaping | Paper folding | ||
| 4. Sealing | Closing the paper edges | ||
| 5. Alert | Electrical energy converted to sound or light | signal from the sensors on process completion | |
| 6. Store | Stacking paper bags |
Design 3:
| Objectives | Justification |
|---|---|
| 1. Automatic | The whole process is semiautomatic |
| 2. Aesthetics | The aesthetics of bag is not good |
| 3. Compact | Folding unit plate takes large space |
| 4. User Friendly | includes interaction with machine |
| 5. Light Weight | Folding unit is bulky |
Identified subsystems:
| Sl No. | Subsytems |
|---|---|
| 1. | Insertion |
| 2. | Gluing |
| 3. | Layering |
| 4 | Storing |
System Interactions details:
| Subsystem | Energy interaction | Material Interaction | Data Interaction |
|---|---|---|---|
| 1. Insertion | Intake of paper | ||
| 2.Gluing | Gluing between the papers | ||
| 3.Layering | Forming a single sheet from multiple layers | ||
| 4.Storing | Stores the paper |
Design 4:
| Objectives | Justification |
|---|---|
| 1. Automatic | The whole process is not completely automatic |
| 2. Aesthetics | The aesthetics of bags produced is similar |
| 3. Compact | Rack and pionion gear drive need more space |
| 4. User Friendly | More interaction with machine for on and off of particular machine at particular interval of time |
| 5. Light Weight | Hydrolic lift is bulky |
Identified subsystems:
| Sl No. | Subsytems |
|---|---|
| 1. | Insertion |
| 2. | Gluing |
| 3. | Layering |
| 4 | Storing |
System Interactions details:
| Subsystem | Energy interaction | Material Interaction | Data Interaction |
|---|---|---|---|
| 1. Insertion | Intake of paper | ||
| 2.Taping | Taping between the papers | ||
| 3.Folding | Folding paper | ||
| 4.Storing | Stores the paper | ||
| 5.Alert | Electrical energy converted to light | signal from the ir sensors on process completion |