A/C, Thanks
Works Damn great.
At 30PSI results are -.07*F
At 300PSI results are -.04*F
Code:
float calc_R290_Saturated_Temp(float psi)
{
//MMF Model: y=(a*b+c*x^d)/(b+x^d)
//Coefficient Data:
float a = -6.63511955666E+001;
float b = 6.30623048298E+001;
float c = 7.72874234743E+002;
float d = 5.32503085812E-001;
float p;
p = pow(psi,d);
return (((a * b) + (c * p)) / (b + p ));
}
added a fudge factor to get very close:
return (((a * b) + (c * p)) / (b + p ) + .05); //.05 is fudge factor