Table 8 Comparison of previous literature for different models.

From: Experimental analysis and optimization of hydrogen pre-cooling liquefaction process with composite catalyst through a hybrid priority cluster modeling approach

Study

Process

Model

SEC (kWh/kgLH2)

COP

Yin and Ju (2020)41

Joule-Brayton cycle

Peng-Robinson

6.50

2.34

Yuksel et al., (2017)42

Helium precooled cycle

-

11.47

-

Li et al., (2024)43

Binary precooling cycle

Peng-Robinson

4.44

2.70

Current study

Nano-mixed refrigerant cycle

Peng-Robinson

2.70

5.0

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