Table 4 Summary of popular LNG cold energy utilization technologies

[66]

Power generation

RC + DE

Heat sink and expansion

[69]

Two-stage RC + DE

Heat sink and expansion

[70]

Three-stage RC + DE

Heat sink and expansion

[71]

Brayton cycle

Heat sink

[72]

Kalina cycle

Heat sink

[73]

Stirling cycle

Heat sink

[74]

Combined cooling and power

RCs + DE

Heat sink, expansion, and cool down working mediums

[75]

Absorption refrigeration/power + DE

Heat sink and expansion

[76]

RCs + DE

Heat sink, expansion, and cool down working mediums

[77]

Air separation

Two distillation columns

Precool inlet air

[78]

Single distillation column

Precool inlet air

[79]

Three distillation columns

Precool inlet air

[71, 81, 82]

Cryogenic CO₂ capture

–

Cool down CO₂

[85,86,87]

Cold warehouse

–

Cool down working mediums