#flywheel energy storage

Tagged flywheel energy storage · show all articles

A comparative engineering plate showing a supercapacitor cell, a lithium-ion cell and a flywheel rotor sectioned to one common scale on one cream drafting sheet, the supercapacitor's electrolyte interface layer alone picked out in blue.

The Ragone Plot and a Hundred Years of Trying to Store Energy Better

Since 1968, one log-log chart has forced every capacitor, battery and flywheel onto the same two axes. Most claimed breakthroughs move along that trade-off; very few push its empty upper-right frontier outward.

By Brecht Corbeel · August 26, 2026 · 8 min read

Browse by Category

Surprise me →

All AI Hardware & Semiconductors 100 AI Agents & Systems 42 Foundation Models 30 Model Evaluation 22 AI Industry 12 AI Infrastructure 11 Edge AI & Electronics 9 AI Safety 9 AI Research 9 Open Models 8 History of Technology 5 Invention & Engineering 3 Industry Analysis 2 Datacenters & Infrastructure 2 Writing & Information 1 Structural Biology 1 Small & Edge Models 1 Semiconductor Markets 1 Security & Technology 1 Security 1 Scientific Revolution 1 Robotics & Embodied AI 1 Quantum Information 1 Planetary Science 1 Physics 1 Particle Physics 1 Origins & Astrobiology 1 Open-Weight Models 1 Neuroscience 1 Metrology 1 Mathematics & Computation 1 Materials Science 1 Labour & Technology 1 Interpretability 1 Institutions & State Capacity 1 Institutions & Economy 1 Inference Economics 1 Industrial Revolutions 1 Humanity & Technology 1 History of Computing 1 Governance & Policy 1 Evolution as Mechanism 1 Evolution & Ecology 1 Ethics of Technology 1 Energy & Civilization 1 Earth & Climate 1 Demography & Urbanization 1 Data & Training 1 Cumulative Culture 1 Cosmology 1 Condensed Matter 1 Chemistry & Catalysis 1 Alignment & Safety 1 Agriculture & Cities 1 Agent Evaluation 1 AI Security 1 AI Economics & Systems 1 AI & The Web 1