House size in meters (W × L × H) | 10 × 42 × 5 | 15 × 39 × 3.5 | 8 × 10.6 × 8 |
Population (birds) | 800 | 3,900 | 4,000 |
Age (wk) | 34~40 | 34~40 | 34~40 |
Stocking density (birds/m2) | 7 | 9 | 13 |
Ventilation method | Tunnel | Tunnel | Tunnel |
Temperature (°C) | | | |
Max | 21.4 | 20.2 | 14.8 |
Min | 12.6 | 9.6 | 16.3 |
Average | 16.5 | 15.6 | 15.4 |
Humidity (%) | | | |
Max | 55.0 | 52.0 | 25.0 |
Min | 30.0 | 42.0 | 26.0 |
Average | 44.1 | 42.3 | 25.3 |
Fan numbers (total/operation) | 4/2 | 4/2 | 7/2 |
Operation time (operation/stop) | | | |
First | 25/275 | 50/250 | 50/250 |
Second | 25/275 | 45/255 | 30/270 |
Third | 20/280 | 35/265 | 30/270 |
Capacity (m3/h) | | | |
First | 6,333 | 12,666 | 12,666 |
Second | 6,333 | 11,400 | 7,600 |
Third | 5,066 | 8,866 | 7,600 |