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30M+ global fleet hours · Electrochemical · No combustion
Chapter 02 · The Technology

Fuel cells.
Behind your meter.

Utility-grade fuel cell power plants, electrochemical from front to back, factory-built and delivered on a single concrete pad. Bcal is the developer — platform-agnostic, procuring whichever fuel cell fits your site best.

Chapter 02.1 · The Platform

Platform-agnostic. Fit-for-purpose.

Bcal is the project developer. We are not loyal to any single fuel cell manufacturer — we procure the platform that fits your site, your fuel, and your thermal sink. Most behind-the-meter California projects today land on a molten carbonate stack — we'll quote what's right for your meter.

Bcal procures from any of: FuelCell Energy (carbonate · US), Doosan Fuel Cell (carbonate · Korea), Bloom Energy (solid oxide · US), Mitsubishi Power (SOFC · Japan), and others.
Most common BTM in CA

Molten Carbonate (MCFC)

  • Pad-mount footprint behind the meter
  • 49% LHV electric · ~90% with CHP
  • 0.01 lb/MWh NOx
  • 700°F exhaust · CHP-ideal
  • Pipeline NG or biogas
Vendors · FuelCell Energy · Doosan · POSCO
Higher electric efficiency

Solid Oxide (SOFC)

  • Modular form factor
  • 53–60% LHV electric
  • Sub-0.01 lb/MWh NOx
  • ~900°F exhaust · less CHP value
  • NG, biogas, or H₂-blend
Vendors · Bloom · Mitsubishi · Aisin
Hydrogen-ready

PEM (PEMFC)

  • Modular form factor
  • ~55% LHV on H₂
  • Zero criteria pollutants
  • Low-grade thermal (~180°F)
  • Pure H₂ fuel · for green-H₂ sites
Vendors · Plug Power · Cummins · Ballard

Spec ranges below reflect a representative molten carbonate baseline · we'll size to your meter.

01
0kW
Net AC Output
per Module
02
0%
Electrical Efficiency
vs. ~33% Grid Delivered
03
~0%
Combined Efficiency
with CHP
04
0.0lb/MWh
NOx
Best in Class
05
0MMBtu/h
Thermal Output
per Module
06
0°F
Exhaust
Captured for CHP
07
0dBA
Noise
at 10 ft
08
0/ 7
Baseload
Not Weather-Dependent
"Quieter than a typical rooftop chiller. Cleaner than the cleanest gas turbine. Sited on a single 58-by-42-foot pad."
Chapter 02.2 · How It Works

Methane to electrons.
No flame.

The FCE1500 converts pipeline natural gas — or on-site biogas — to electricity electrochemically. Because there is no combustion, criteria pollutants are orders of magnitude below reciprocating engines or gas turbines.

Exhaust gas exits at approximately 700°F and is captured for combined heat and power: hot water, process steam, or absorption chilling. The host site captures both the electricity and the useful thermal.

The plant operates grid-parallel under normal conditions and is capable of island-mode operation during utility outages when specified with appropriate switchgear. It rides through PSPS events without diesel.

Each module is factory-built and ships on a single 58-by-42-foot pad. Stack additional modules as load grows. The technical scope with two modules is identical to the scope with one — there are simply more units on the pad.

700°F exhaust.
~90% total efficiency.

Electrons out the front. Useful thermal out the back. The host captures both.

Process · per module
We don't manufacture the stack. We standardize on the FCE platform because it is the only utility-grade technology that clears 24/7 firmness, 0.01 lb/MWh NOx, and dual-fuel (natural gas or biogas) all at once on a single behind-the-meter pad.
Chapter 02.3 · The Specifications

FCE1500 — what you're getting.

Each module ships factory-built on a 58-by-42-foot pad. Run it on pipeline natural gas, renewable biogas, or on-site digester gas.

ParameterFCE1500 Module
Net AC output1,250 kW per module · scalable with additional units
Thermal output2.435 MMBtu/h per module — usable for chilling, process heat, or domestic hot water
Heat rate7,580 BTU/kWh HHV
Electrical efficiency49% LHV (vs. ~33% grid-average delivered)
Total efficiency (CHP)Up to ~90% when thermal is captured
FuelPipeline natural gas, renewable biogas, or on-site digester gas
NOx0.01 lb/MWh — well below BAAQMD, SJVAPCD, SMAQMD limits
CO2 (BOL)~880 lb/MWh on natural gas; net-negative on biogas
Noise72 dBA at 10 ft — quieter than a typical rooftop chiller
Footprint58′ × 42′ × 20′ pad per module
Exhaust temperature~700°F captured for CHP
Availability24/7 baseload — not weather-dependent — runs through PSPS events
Closer · The Site-Specific Screen

Start at 1,250 kW.
Add modules as you grow.

A 20-minute conversation plus 12 months of interval data is all we need to model your site. No commitment, no capex, no broker fee.