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Product · Shipped core

Green Fuel Plant Builder

Design sustainable fuel plants end to end. Every change propagates across technical, economic, environmental, regulatory, and financial planning domains, no manual re-entry.

Shipped, in use with pilot partners

The problem

Why this exists

The process flow diagram, the financial model, the LCA, and the compliance report live in separate systems with no shared source of truth.

Every change to the plant means re-entering the same numbers in every tool, by hand, again.

Plant Builder makes the flowsheet a living data model instead of a drawing, so one update reaches every planning domain automatically.

What it does

  • Model the plant from feedstock in, through conversion units, to fuel out
  • 46 production pathways and a library of equipment components
  • Mass and energy balances resolved on the model itself
  • CAPEX, OPEX and levelised cost of fuel built from the same components
  • Carbon footprint and lifecycle impacts computed on the live model
  • Scenario branching and versioning so assumptions stay traceable
Green Fuel Plant Builder canvas showing a linked hydrogen and methanol production plant
The Green Fuel Plant Builder canvas: one connected model from supply to offtake.

Who uses it

Sustainable fuel project developers planning pre-FID plants: hydrogen, ammonia, methanol, kerosene and other low-carbon fuels.

Build, check, report

From plant concept to five reports in half a day

The developer designs the plant by linking components on a canvas. The component library handles innovative technology.

Every plant is validated by three sequential checks:

  1. 1.Syntax: structure complete.
  2. 2.Port and Carrier Compatibility: equipment input and output stream logic.
  3. 3.Mass and Energy Balances: equations satisfied within tolerance.

Licensed equipment are modelled as a black box: vendor units keep their data and cost without exposing their internal design.

A component not yet in the database can be added directly, named and typed, and the system infers its technical parameters (in development).

Plant Builder canvas with process-flow checks and report controls highlighted
The canvas: a live plant model with checks running on build.

01

A concept plant takes shape on the canvas in 2 hours to half a day, with checks running on build.

02

Add the values and specs by filling the component templates.

03

Run the checks and generate the first five report outputs, exportable automatically.

Plant boundaries

The plant becomes a template

Every stream entering or leaving the plant passes through a gate. Gates describe where things come from and where they go, and carry upstream and downstream context.

9 import gate types on the supply side: power, water, CO2, air, fuel, heat, biomass, chemical, gas.

8 export gate types on the market and disposal side: fuel offtake, electricity offtake, CO2 offtake, heat offtake, commodity by-product offtake, water discharge, waste export, vent.

Each gate carries provenance, sustainability context and market destination, which feeds the lifecycle assessment, the levelised cost of fuel and the Proof of Sustainability.

Plant Builder canvas with import gates and export gates highlighted
One plant boundary: import gates on the supply side, export gates on the market side.

Ontology layer

Agnostic by design

The component library is an agnostic ontological layer. Components are structured so every assessment module is built inside the simulation environment, which keeps the tool manufacturer-agnostic and regulation-agnostic.

The library covers 8 molecules (hydrogen, methane, methanol, ammonia, gasoline, diesel, kerosene, ethanol) across 46 production pathways.

Read the article: Augmented Digital Template, a continuous audit system for pre-operational projects →
Diagram of the Plant Builder ontology and assessment layers
The ontology layer: one model, every assessment module.

Report suite

Five reports ready from one plant model

Reports regenerate when the model changes, so every document reflects the latest assumptions. They share one metadata set: revision, user, date, project, variation, document reference, status. Export is PDF today, with XLSX, CSV and HTML in development.

Equipment, Gate and Carrier Inventory

What the plant is made of

Exportable

Process Flow Operations

Streams crossing the boundary, with economic value per stream: cost in red, revenue in green, neutral in blue

Exportable

Mass and Energy Balances

Stream summary and energy duties for the whole plant

Exportable

Stream Specification

Per-stream attributes by process block

Exportable

Equations per Equipment

The mass and energy equations behind the balances

Exportable

Techno-Economic Assessment

Cost, revenue and levelised cost of fuel on the same plant data

In development

Proof of Sustainability, Guarantee of Origin

Renewable Energy Directive III cross check, with Hedera Hashgraph

See the Hedera case study →
In development
Equipment, gate and carrier inventory
Equipment, gate and carrier inventory
Mass and energy balances: stream summary
Mass and energy balances: stream summary
Process flow operations: the plant boundary
Process flow operations: the plant boundary
Mass and energy balances: stream table
Mass and energy balances: stream table
Equations per equipment, full traceability
Equations per equipment, full traceability

See it on your own project

See how GreenEarthX turns a plant concept into a bankable, verifiable case, in one working session.