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Shenshi Unveils Groundbreaking Marine Microchannel Carbon Capture System: The Compact Solution to Shipping’s Zero-Carbon Challenge

Dec 8,2025

The Perfect Storm Facing Shipowners in 2025 and Beyond

The global shipping industry faces a triple regulatory hammer:

  • IMO net-zero target (~2050) with 40% carbon intensity cut by 2030
  • EU ETS inclusion from 2024 – every tonne of CO₂ becomes direct cost
  • EEXI + CII + EU ETS making older vessels economically obsolete

Key figures: 64% of fleet built pre-2015 • Avg age 13.6 years • VLCC extra cost ~$2.8M/year at $100/t • Industry capex need $1–1.9 trillion

Shenshi compact marine carbon capture system onboard a ship

Why Traditional Carbon Capture Fails at Sea

Amine absorption towers work on land but fail offshore due to 10+m height, severe liquid sloshing, huge footprint, high pressure drop and complex maintenance.

Traditional tall amine absorption tower vs compact alternatives

Shenshi’s Microchannel Breakthrough

80–90% Volume Reduction • Motion-Proof Design

  • Up to 90% smaller than conventional towers – fits in a few 40ft containers
  • 98.6% max capture (80–90% typical marine operation) via Taylor flow
  • Completely immune to rolling/pitching – no liquid maldistribution
  • Pressure drop ≤50 kPa – minimal energy penalty
  • Modular, scalable, marine-grade materials (316L, Titanium, Hastelloy)

Commercial example (25,500 m³/h flue gas):
Shenshi system ≈ $5M • Traditional tower ≈ $5.8M + 10+m height + huge deck space

Size comparison: Shenshi microchannel system vs traditional carbon capture tower

Proven Performance

  • Capture efficiency ≥90% under marine conditions
  • Payback period: 2–3 years at current EU ETS prices
  • 2999 TEU vessel can avoid €4.8–9.1 million annual carbon costs

Roadmap to Zero-Carbon Shipping

  • 2026: First full-scale marine demonstration + class society AIP
  • 2027–2028: 5–10 retrofits across vessel types
  • 2028+: Global rollout with modular products & CO₂ offloading

A Compact, Motion-Proof, High-Efficiency OCCS Solution Now Exists

Contact Shenshi Energy Conservation Technology today to future-proof your fleet.

About Shenshi

Founded in 2005, Hangzhou Shenshi Energy Conservation Technology Co., Ltd. is a national “little giant” enterprise with over 500 employees and 44,000 m² production base. Specializing in microchannel heat exchangers and reactors, Shenshi serves marine, hydrogen, aviation and green energy sectors with numerous patents and global certifications.