Table 3.
Parameters in boundary conditions.
| Parameter | Value Range | Description |
|---|---|---|
| T hg | 500–850 °C | Heating temperature |
| v x | 2–30 mm/s | Placement speed |
| h a | 10 W/(m·°C) | Ambient heat transfer coefficient |
| h hg | 250 W/(m·°C) | Hot gas heat transfer coefficient |
| T a | 25 °C | Ambient temperature |
| T r | 80 °C | The roller temperature |
| D | 46 mm | The roller diameter |
| T p | 25 °C | Initial temperature of fiber |
| T m | 150 °C | Initial temperature of substrate |
| T s | 150 °C | Initial temperature of layer |
| r 1 | 10 mm | Contact length on the fusion right |
| r 2 | 3 mm | Contact length on the fusion left |
| w l | 15 mm | Heated length |