Table 2. Configuration sketches of different types of surfaces inserts in channel in the previous studies

From

Enhancement Heat Transfer in a Tube Fitted with Passive Technique as Twisted Tape Insert - A Comprehensive Review

Ahmed Hashim Yousif, Maher Rehaif Khudhair

American Journal of Mechanical Engineering. 2019, 7(1), 20-34 doi:10.12691/ajme-7-1-3