She clicked to the (shell-and-tube) module. The color-coded flow map showed dead zones near the shell’s center. The baffle spacing was too wide—fluid was meandering, not turbulent. She reduced baffle spacing from 500 mm to 300 mm. Re-ran.
“Ah, the killer,” Callahan murmured. “You don’t fix that, tubes will sing for a week, then snap like guitar strings.” htri heat exchanger design
Better. U climbed to 250. But pressure drop on the shell side spiked—from 40 kPa to 95 kPa, exceeding the 70 kPa limit. Trade-off city. She clicked to the (shell-and-tube) module