⚡

Solid Oxide Fuel Cell · Battery Power System

Natural gas → reforming → SOFC → power conditioning → customer + storage + heat recovery

Natural gas / CH₄ Reformate (H₂) Air / O₂ Electricity Water Waste heat
NATURAL GAS CONDITIONED REFORMATE AIR / O₂ DC AC CHARGE ▾ WASTE HEAT H₂O NATURAL GAS SUPPLY CH₄ feedstock GAS CONDITIONING desulfurization · cleanup FUEL PRE-REFORMER CH₄ + H₂O → H₂ + CO O²⁻ ››› FUEL (H₂) → ANODE AIR (O₂) → CATHODE ＋ － SOLID OXIDE FUEL CELL STACK CATHODE: ½O₂ + 2e⁻ → O²⁻ · ANODE: H₂ + O²⁻ → H₂O + 2e⁻ Reformate → H₂ ⟹ H₂ + O₂ → ELECTRICITY + WATER + HEAT AIR INTAKE / BLOWER WATER (H₂O) DC IN AC OUT POWER CONDITIONING UNIT inverter · DC → AC · regulation CUSTOMER LOAD homes · business · industry water loop WASTE HEAT RECOVERY HOT WATER / SPACE HEAT power flow STATE OF CHARGE 62% BMS balancing BATTERY ENERGY STORAGE · BMS
SOFC output
110 kW
Customer demand
70 kW
Battery SOC
62 %
Battery power
+40 kW
Heat recovered
61 kWₜₕ
Surplus power charging the battery.
Schematic visualization. Flow rates and battery state-of-charge are accelerated for clarity, not to physical scale. Drag “Customer demand” above the SOFC output (~110 kW) to make the battery discharge.