Course content

Everything on learnBESS. One purchase, full access.

BESS Fundamentals

The full picture — technology, commercial models, project delivery, compliance, and bankability.

8 modules · ~3 hours · Module 1 free

Specialist Guides

Deep dives into specific standards, regulations, and technical procedures.

1 guide · growing library

BESS Fundamentals

Work through the modules in order or jump to what you need. Module 1 and the Glossary are free.

Module 1Free

BESS 101 — What is a Battery Energy Storage System?

What is BESS and how does it work? A clear introduction to utility-scale battery energy storage — what it is, why it exists, how it generates revenue, and where the industry is heading.

10 min
Module 2Full access

BESS Technology Stack — DC Blocks, PCS, Transformers & Power Plant Controllers

How a utility-scale BESS plant is built from cell to grid. DC block architecture, Power Conversion Systems, transformers, balance of plant, and the control stack explained.

25 min
Module 3Full access

BESS Value Chain — Who Does What in Energy Storage Projects

The full BESS value chain mapped out. Manufacturers, EPCs, developers, asset owners, O&M providers, traders, lenders, and insurers — who does what and how money flows.

20 min
Module 4Full access

How BESS Makes Money — Revenue Streams & Market Mechanics

How battery storage projects generate revenue. Frequency regulation, energy arbitrage, capacity markets, revenue stacking, and the commercial structures behind BESS profitability.

25 min
Module 5Full access

The Project Lifecycle

Development, procurement, construction, commissioning, and commercial operation — what happens at each phase, who is involved, and common risks.

25 min  ·  Coming soon
Module 6Full access

Grid Compliance & Safety

Grid connection requirements, grid codes, fire safety, thermal runaway, insurance, fire response strategies, EU Battery Regulation, NIS2, and regional differences.

30 min  ·  Coming soon
Module 7Full access

What Makes a BESS Project Bankable

Technical, commercial, and safety bankability — supplier credibility, revenue certainty, insurance, certification. The concept that ties everything together.

25 min  ·  Coming soon
Module 8Full access

End of Life & Recycling

Decommissioning, second life, recycling obligations, EU Battery Regulation end-of-life requirements. Completes the full BESS lifecycle from development to disposal.

20 min  ·  Coming soon

Specialist Guides

Deep dives into specific topics — standards, regulations, and technical procedures.

GuideFull access

NIS2 for BESS — Cybersecurity Compliance in Energy Storage

NIS2 cybersecurity compliance for battery energy storage. Who is in scope, the 10 Article 21 obligations, and a practical compliance roadmap for BESS operators and asset owners.

45 min