Catalyst with Shayle Kann

The story of steam

13 snips
Jun 19, 2025
Addison Stark, CEO of AtmosZero and self-proclaimed chief boilermaker, dives into the critical need for decarbonizing industrial steam, which makes up about 30% of industrial heat in the U.S. He argues that waste heat is overrated and emphasizes the potential of air-source heat pumps as viable alternatives to traditional fossil fuel boilers. The discussion reveals insights about the economics of steam production, the importance of thermal storage, and the role of electrification in reducing carbon footprints. Get ready to rethink steam!
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INSIGHT

Steam Powers Industrial Heat

  • Steam is the most important working fluid in industry, powering half of all industrial heat globally.
  • It enables compact chemical processes and has driven heating since the industrial revolution.
INSIGHT

Two Types of Industrial Steam

  • Industrial steam splits into saturated steam for heat delivery and superheated steam for chemical reactions.
  • Most heat delivery uses saturated steam at or below 225 Celsius.
INSIGHT

Boilers: Old Design, New Efficiency

  • Modern industrial boilers still resemble the design patented in 1867 with fossil fuels boiling water.
  • Efficiency and emissions have improved mainly through regulations, not core design changes.
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