src/utils/ElectricUtils.js

   1 /**
   2  * Targeted to AC related values calculation.
   3  * To use for DC, always consider cosPhi = 1 and do not use per phase helpers
   4  */
   5 export default class ElectricUtils {
   6   static ampTotal(nbOfPhases, Iph) {
   7     return nbOfPhases * Iph;
   8   }
   9
  10   static powerPerPhase(V, Iph, cosPhi = 1) {
  11     const powerPerPhase = V * Iph * cosPhi;
  12     if (cosPhi === 1) {
  13       return powerPerPhase;
  14     }
  15     return Math.round(powerPerPhase);
  16   }
  17
  18   static powerTotal(nbOfPhases, V, Iph, cosPhi = 1) {
  19     return nbOfPhases * ElectricUtils.powerPerPhase(V, Iph, cosPhi);
  20   }
  21
  22   static ampTotalFromPower(P, V, cosPhi = 1) {
  23     const power = P / (V * cosPhi);
  24     if (cosPhi === 1 && P % V === 0) {
  25       return power;
  26     }
  27     return Math.round(power);
  28   }
  29
  30   static ampPerPhaseFromPower(nbOfPhases, P, V, cosPhi = 1) {
  31     const power = ElectricUtils.ampTotalFromPower(P, V, cosPhi);
  32     const powerPerPhase = power / nbOfPhases;
  33     if (power % nbOfPhases === 0) {
  34       return powerPerPhase;
  35     }
  36     return Math.round(powerPerPhase);
  37   }
  38 }