src/utils/ElectricUtils.ts

   1 // Copyright Jerome Benoit. 2021. All Rights Reserved.
   2
   3 /**
   4  * Rationale: https://wiki.piment-noir.org/doku.php/en:cs:modelling_multi-phased_electrical_system_interconnexion
   5  */
   6
   7 /**
   8  * Targeted to AC related values calculation.
   9  */
  10 export class ACElectricUtils {
  11   static amperageTotal(nbOfPhases: number, Iph: number): number {
  12     return nbOfPhases * Iph;
  13   }
  14
  15   static powerPerPhase(V: number, Iph: number, cosPhi = 1): number {
  16     const powerPerPhase = V * Iph * cosPhi;
  17     if (cosPhi === 1) {
  18       return powerPerPhase;
  19     }
  20     return Math.round(powerPerPhase);
  21   }
  22
  23   static powerTotal(nbOfPhases: number, V: number, Iph: number, cosPhi = 1): number {
  24     return nbOfPhases * ACElectricUtils.powerPerPhase(V, Iph, cosPhi);
  25   }
  26
  27   static amperageTotalFromPower(P: number, V: number, cosPhi = 1): number {
  28     const amperage = P / (V * cosPhi);
  29     if (cosPhi === 1 && P % V === 0) {
  30       return amperage;
  31     }
  32     return Math.round(amperage);
  33   }
  34
  35   static amperagePerPhaseFromPower(nbOfPhases: number, P: number, V: number, cosPhi = 1): number {
  36     const amperage = ACElectricUtils.amperageTotalFromPower(P, V, cosPhi);
  37     const amperagePerPhase = amperage / nbOfPhases;
  38     if (amperage % nbOfPhases === 0) {
  39       return amperagePerPhase;
  40     }
  41     return Math.round(amperagePerPhase);
  42   }
  43 }
  44
  45 /**
  46  * Targeted to DC related values calculation.
  47  */
  48 export class DCElectricUtils {
  49   static power(V: number, I: number): number {
  50     return V * I;
  51   }
  52
  53   static amperage(P: number, V: number): number {
  54     const amperage = P / V;
  55     if (P % V === 0) {
  56       return amperage;
  57     }
  58     return Math.round(amperage);
  59   }
  60 }