Rototech Engineering Systems
Dehgam, Gandhinagar, Gujarat
GST No. 24AAYFR2518L1ZN
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Call 07942706434
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Product Details:
| Minimum Order Quantity | 01 Piece |
| Material | Steel |
| Usage/Application | For Pharmaceutical Industry |
| Medium Used | Water |
| Brand | rototech |
| Outlet Temperature | 90 |
| Country of Origin | Made in India |
A Shell and Tube Heat Exchanger is one of the most common and effective types of heat exchangers used in industries to transfer heat between two fluids — typically used in chemical, petrochemical, power, HVAC, and food processing industries.
🧊🔥 Basic Concept:It consists of a series of tubes (tube bundle) enclosed within a larger cylindrical shell. One fluid flows inside the tubes, and the other flows over the tubes (within the shell), allowing heat to transfer through the tube walls without mixing the two fluids.
⚙️ Construction:| Component | Description |
|---|---|
| Tubes | Small-diameter pipes through which one of the fluids flows. |
| Shell | Outer container that holds the other fluid, which flows around the tubes. |
| Tube Sheets | Hold the tubes in place at both ends. |
| Baffles | Metal plates in the shell that guide shell-side fluid and support tubes. |
| Channel Heads | End connections where tube-side fluid enters and exits. |
Parallel Flow: Both fluids flow in the same direction.
Counterflow (most efficient): Fluids flow in opposite directions.
Cross Flow: Fluids flow perpendicular to each other.
Hot fluid enters on one side (shell or tube side).
Cold fluid enters on the opposite side.
Heat transfers through the tube walls, increasing or decreasing the temperature of the second fluid.
Fluids exit at different temperatures without mixing.
Additional Information:
A Shell and Tube Heat Exchanger is one of the most common and reliable types of heat exchangers used in industries for transferring heat between two fluids—one flows inside the tubes and the other flows outside the tubes (inside the shell).
⚙️ Basic Working PrincipleTube Side: One fluid flows through a bundle of tubes.
Shell Side: The second fluid flows around the tubes, inside a larger cylindrical shell.
Heat Transfer: Heat is exchanged between the two fluids—without mixing them—through the tube walls.
This type of heat exchanger is ideal when fluids operate at high pressures or temperatures, or where a large heat transfer area is needed.
🧱 Main Components| Component | Function |
|---|---|
| Tubes | Carry one of the fluids; can be plain or finned. |
| Shell | Outer body holding the tube bundle; second fluid flows here. |
| Tube Sheets | Plates that hold the tubes at both ends. |
| Baffles | Plates inside the shell to direct fluid flow and improve heat transfer. |
| Heads / End Covers | Direct the tube-side fluid into and out of the tubes. |
Parallel Flow: Fluids move in the same direction.
Counter Flow: Fluids move in opposite directions (most efficient).
Cross Flow: Fluids flow perpendicular to each other.
Power plants (boilers, condensers)
Oil refineries and petrochemical plants
Chemical process industry
HVAC systems
Marine and ship cooling systems
Food and beverage industry
Tubes: Stainless steel, copper, titanium, Inconel, etc.
Shell: Mild steel, stainless steel, or special alloys
Selection depends on:
Corrosiveness
Pressure/temperature
Maintenance needs
High pressure and temperature resistance
Easy to clean (especially tube side)
Can be designed for very large heat transfer areas
Suitable for phase change (like condensation or boiling)
Larger footprint compared to plate exchangers
Heavier and more expensive
Less efficient at low flow rates
Heat duty (Q = m × Cp × ΔT)
Log Mean Temperature Difference (LMTD)
Overall Heat Transfer Coefficient (U)
Fouling factors
Pressure drop (both shell and tube side)