Engineering
3D Printing
12%
Circular Pipe
37%
Circular Tubes
21%
Diameter Ratio
66%
Diameter Tube
12%
Exchanger
58%
Experimental Result
25%
Heat Transfer Coefficient
10%
Heat Transfer Rate
20%
High Reynolds Number
12%
Hydrothermal
30%
Numerical Study
8%
Optimal Placement
5%
Pipe Heat Exchanger
12%
Predicted Result
5%
Pressure Drop
59%
Pressure Loss
13%
Pumping Time
5%
Reynolds' Number
8%
Simulation Result
17%
Solar Water Heater
25%
Steel Tube
12%
Streamlines
12%
Tape
10%
Thermal Performance
100%
Vortex
25%
Keyphrases
3D-printed Steel
6%
Decaying Swirl Flow
12%
Double pipe Heat Exchanger
6%
Heat Exchanger
25%
Heat Transfer Coefficient
7%
High Performance
9%
Numerical Investigation
25%
Overall Heat Transfer Performance
6%
Performance Criteria
7%
Pipe Length
25%
Pitch Size
25%
Pressure Drop
9%
Small pitch
6%
Small-scale Vortices
6%
Solar Water Heater
25%
Swirl Generator
25%
Swirl Motion
6%
Swirl Tube
50%
Thermal Enhancement
10%
Thermal Performance
50%
Thermal Pressure
6%
Transfer Pressure
6%
Tube Arrangement
50%
Twisted Tape
7%
