comparison: src/Utils.cpp
src/Utils.cpp
- changeset 356
- f60f5a1fece9
- parent 350
- 37b3c690b02c
- child 373
- b02aca4e926c
equal
deleted
inserted
replaced
| 355:f3318d9d6668 | 356:f60f5a1fece9 |
|---|---|
| 608 } | 608 } |
| 609 | 609 |
| 610 | 610 |
| 611 double Utils::Hardness(double calcium, double magnesium) | 611 double Utils::Hardness(double calcium, double magnesium) |
| 612 { | 612 { |
| 613 return ((calcium / 20) + (magnesium / 12.15)) * 50; | 613 return 2.497 * calcium + 4.164 * magnesium; |
| 614 } | 614 } |
| 615 | 615 |
| 616 | 616 |
| 617 double Utils::RA_ppm(double total_alkalinity, double calcium, double magnesium) | 617 double Utils::Bicarbonate(double total_alkalinity, double ph) |
| 618 { | 618 { |
| 619 double alkalinity = total_alkalinity * (1 + (2 * pow(10, -2.33))); | 619 return (total_alkalinity / (1 + 2*pow(10, ph - 10.33)) * MMHCO3 /*61.016*/ / (MMCaCO3 / 2) /*50.043*/); |
| 620 return (alkalinity - ((calcium * 0.7143) + (magnesium * 0.5879))); | 620 } |
| 621 | |
| 622 | |
| 623 double Utils::RA_CaCO3(double bicarbonate, double carbonate, double calcium, double magnesium) | |
| 624 { | |
| 625 return ((bicarbonate / MMHCO3) + (2*carbonate / MMCO3) - (2*calcium / MMCa)/3.5 - (2*magnesium / MMMg)/7) * 50; | |
| 621 } | 626 } |
| 622 | 627 |
| 623 | 628 |
| 624 double Utils::ResidualAlkalinity(double total_alkalinity, double calcium, double magnesium) | 629 double Utils::ResidualAlkalinity(double total_alkalinity, double calcium, double magnesium) |
| 625 { | 630 { |
