Plant
North Africa Chemical β€” Γ‰quipe B
NaOCl
β€”
β€”
Clβ‚‚ Total
β€”
β€”
Clβ‚‚ β†’ HCl
β€”
Unit off
Hβ‚‚ β†’ HCl
β€”
Unit off
NaOH
β€”
β€”
Hβ‚‚
β€”
β€”
Live
⚑
Electrolyzer
Settings
Rectifier Current β€” IMax: 16.2 kA
kA
Active Cells β€” NMax: 48 cells
cells
Current Efficiency β€” CENew 95.5% Β· End 92%
%
Cell Specs
Cell Area β€” AcellNBZ-2.7 spec
mΒ²
Cell Voltage β€” VcellNBZ-2.7 ≀2.96V
V
πŸ§ͺ
Hypochlorite
Settings
NaOCl Concentration125–180 g/L
g/L
NaOH Dilution to ColumnsKeep below 22%
%
Caustic Excess in Product2–4 g/L
g/L
🏭
HCl Unit
Unit Status
HCl Unit β€” U-8101Max 24 T/j
Off
🌊
Brine & Catholyte
Brine Flow
Brine Inlet Conc.Saturated brine
g/L
Spent Brine Conc.After electrolysis
g/L
Brine Flow / CellManufacturer ref
L/min
Catholyte Flow
Catholyte Flow / CellDCS validated
L/min
Catholyte Ξ”TTemp rise across cell
Β°C
🎯
Capacity Utilization
β€” of 15 MTPD Clβ‚‚
⚑
Cell Status
Current Density β€” j
β€” kA/mΒ²
Cell Voltage
β€” V
NaOH / Cell
β€” kg/h
Heat Generated
β€” kW
NaOCl Solution
β€”
L / hour
β€”
Total Clβ‚‚ Produced
β€”
kg / hour
β€”
Clβ‚‚ β†’ HCl Unit
β€”
kg / hour
Unit is off
Hβ‚‚ β†’ HCl Unit
β€”
kg / hour
Unit is off
Caustic Soda NaOH
β€”
kg / hour
β€”
Hydrogen Hβ‚‚
β€”
kg / hour
β€”
πŸ“Š
Production Volume (mΒ³/day)
β€”
NaOCl
mΒ³/h
β€”
HCl 32%
mΒ³/h
β€”
NaOH Net
mΒ³/h
NaOCl
β€” mΒ³/d
HCl 32%
β€” mΒ³/d
NaOH Net
β€” mΒ³/d
🏭
HCl Unit is Off
Enable it in the Inputs tab to see HCl production details.
πŸ”„
Process Stream
Brine
NaCl
β†’
Electrolyzer
β€”
β†’
NaOCl
β€”
NaOH 32%
β€”
Hβ‚‚
β€”
βš–οΈ
NaOH Balance (kg/h)
Produced
β€”
Consumed
β€”
HGW dilution
β€”
Net sale
β€”
β€”
Brine (Anolyte) Flow
Total brine feedβ€” mΒ³/h
Per cellβ€” L/min
NaCl consumedβ€” kg/h
Spent brine outβ€” g/L
Water transportβ€” kg/h
Catholyte (NaOH) Flow
Total recirculationβ€” mΒ³/h
Per cellβ€” L/min
Heat generatedβ€” kW
Cell voltageβ€” V
Current densityβ€” kA/mΒ²
Formulas: j = I / Acell Β· Qbrine = (NaCl_cons βˆ’ CoutΓ—Wtr) / Ξ”C Β· Qcat = cat_q Γ— (I/16.2) Γ— N Γ— 60/1000 Β· mNaOH = N Γ— I Γ— 1.493 Γ— CE
πŸ“‹
Scenario Table β€” click to apply
kACellsj kA/mΒ²NaOH MTPDClβ‚‚ kg/hNaOCl L/hHβ‚‚ kg/h
Anode (+)
2Cl⁻ β†’ Clβ‚‚ + 2e⁻
Chlorine gas
Cathode (βˆ’)
2Hβ‚‚O + 2e⁻ β†’ Hβ‚‚ + 2OH⁻
Hβ‚‚ + hydroxide
Overall cell
2NaCl + 2Hβ‚‚O β†’
Clβ‚‚ + Hβ‚‚ + 2NaOH
Electrolysis
Hypo absorption
Clβ‚‚ + 2NaOH β†’
NaOCl + NaCl + Hβ‚‚O
C-6101 columns
⚠ Hypo decomp
2NaOCl β†’ 2NaCl + Oβ‚‚
Above 38Β°C β€” AVOID!
HCl synthesis
Clβ‚‚ + Hβ‚‚ β†’ 2HCl
U-8101 burner
Fixed ratios
70.9g Clβ‚‚ : 80g NaOH : 2g Hβ‚‚
Faraday law
Brine softening
Naβ‚‚CO₃ + Ca²⁺ β†’ CaCO₃↓
R-1201 Ca removal
Mg removal
2NaOH + Mg²⁺ β†’ Mg(OH)₂↓
R-1202