Robuta

https://www.ijariit.com/manuscript/an-experimental-investigation-for-the-rate-of-heat-transfer-in-double-pipe-heat-exchanger-inside-helically-coiled-tube/ Research Paper: An experimental investigation for the rate of heat transfer in double pipe heat... Nov 30, 2019 - The effect on heat transfer and pressure drop is characterized by arranging tubes in helical shape with a different pitch, the experiment is conducted. During... rate of heat transfer