comparison: src/Utils.cpp
src/Utils.cpp
- changeset 442
- d8c110d91b1f
- parent 440
- 349c0c5bd512
- child 443
- 3c195eb4e7a1
equal
deleted
inserted
replaced
| 441:a7151cbe50fb | 442:d8c110d91b1f |
|---|---|
| 769 return round(((kettle_height - (cm / 100)) / kettle_height) * kettle_volume * 10.0) / 10.0; | 769 return round(((kettle_height - (cm / 100)) / kettle_height) * kettle_volume * 10.0) / 10.0; |
| 770 return 0; | 770 return 0; |
| 771 } | 771 } |
| 772 | 772 |
| 773 | 773 |
| 774 double Utils::GetPressureBar(double gl, double T) | |
| 775 { | |
| 776 if (gl <= 0) | |
| 777 return 0; | |
| 778 | |
| 779 double P = ((gl / 10.0) / exp(-10.73797 + (2617.25 / (T + 273.15)))) - 1.013; | |
| 780 if (P < 0) | |
| 781 P = 0; | |
| 782 | |
| 783 P = round(P * 100.0) / 100.0; | |
| 784 qDebug() << " GetPressureBar(" << gl << "," << T << ") P:" << P; | |
| 785 return P; | |
| 786 } | |
| 787 |
