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3.4 Current Annual Real Losses (CARL)

3.4.1 Inputs

For each DMA:

  • Minimum Night Flow (MNF) or Average Night Flow (ANF)
  • Zone Night Consumption (ZNC)
  • α: Percentage of SIV that results in the UAC.
  • β: Percentage of SIV that results in the AL.

3.4.2 Units

  • Output: L/s

3.4.3 Formulas

  • \(CARL=\left(\left(MNF or ANF\right)-ZNC\right)*(1-\left( \alpha + \beta \right))\)

3.4.4 Aggregations over regional zones

  • No, sum if based on MNF
  • Sum, if based on ANF

3.4.5 Note

  • User needs to select whether MNF or ANF is chosen for computation.