CO₂ Capture Technologies

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Technology

TRL

Energy

Cost

Notes

Amine Scrubbing

9

3.5–4.2 GJ/t

$40–80/t

MEA 30wt%; Boundary Dam, Petra Nova

Membrane

5–7

~1.5 GJ/t

$50–70/t

MTR Polaris™; 90% capture bench-scale

Solid Sorbent

4–6

2.5–3.5 GJ/t

$50–80/t

Svante; TSA/PSA; >90% capture

Oxy-fuel

6–7

ASU ~15% output

$50–100/t

NET Power Allam Cycle demonstration

DAC (Solid)

6–7

2.5MWh+0.5MWh/t

$400–1500/t

Climeworks Mammoth 36kt/yr

DAC (Liquid)

6–7

8.8GJ+360kWh/t

$400–1000/t

1PointFive STRATOS 500kt/yr

Compression & Transport

Supercritical Conditions

>73.8 bar, >31.1°C

Compression Power

90–120 kWh/t CO₂

Pipeline Pressure

8.6–15 MPa

Booster Spacing

100–150 km

H₂O Limit (Pipeline)

≤600 ppm (KM)

Min CO₂ Purity

≥95 vol%