Lead-Bismuth Eutectic Microchannel

Low friction at high Re

This unit adjusts the existing friction model to keep experimental error within ±20%, providing direct evidence for structural optimization of liquid metal cooling systems.

Feiran, Wang · Wen, Jiming · Zhengjie, Yang · Gongjian, Xie · Xia, Bangyang · Chong, Chen · Xue, Zhang · Tian, Ruifeng · 77100149

International Journal of Thermal Sciences 2026

Specifications

mm

{'zh': '3.0', 'en': '3.0'} mm narrow

Model error within

{'zh': '', 'en': '20'} %

Advantages

Friction factor lower than water model prediction at Re 2.0 × 10⁴ to 1.45 × 10⁵

Friction factor significantly lower under heating than isothermal conditions