Yuhong Group Co.,Ltd
Yuhong Holding Group Co.,LTD
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Customized Oil-Cooled Heat Exchanger Stainless Steel Tube Bundle
Oil heat exchanger is a device that transfers thermal energy between two or more fluids, specifically using oil as one of the fluids. It usually has three types: 1>. Shell and Tube: Comprising a series of tubes, where one fluid flows through the tubes while the other flows outside them. 2>. Plate: Made up of thin plates stacked together, allowing for compact design and efficient heat transfer. 3>. Air-cooled: Uses air to cool or heat oil, typically used in applications where water is scarce.
Common use material for Tube Bundle Heat Exchanger
| Carbon Steel | ASTM A179/ASME SA179/179M, ASTM A192, ASTM A333, ASTM A334 |
| Alloy Steel | ASTM A213 T5, T9, T11, T22, T91 |
| Stainless Steel | ASTM A213 TP304, TP304L, TP316L, TP321, etc. |
| Nickel Alloy | ASTM B163 UNS N02200, N04400, N06600, N06601, NO8800, N08825, etc |
| Copper Alloy | ASTM B111 C70600, C68700, C71500, C44300, etc. |
Flow Arrangement
1. Counterflow:
Fluids move in opposite directions, maximizing heat transfer.Parallel flow: Fluids move in the same direction, usually less efficient than counterflow.
2. Crossflow:
One fluid flows perpendicular to another, an option for compact designs.
Regulations and Standards
Must adhere to applicable engineering standards, which can vary by industry (e.g., ASME, TEMA standards).
Operational Considerations
Design Pressure and Temperature: Must be selected based on the application and operating conditions.
Maintenance: Regular cleaning and inspections are necessary to ensure efficient operation. Fouling can reduce heat transfer efficiency.
Fluid Properties: The type of oil used (viscosity, thermal conductivity) can significantly affect the heat exchanger's performance.
Flow Rate: Must be optimized to achieve desired thermal performance without causing excessive pressure drop.
Components
Heat Exchange Surfaces: The surfaces where the heat transfer occurs, depending on the design, can involve tubes or plates.
Inlet and Outlet Connections: For fluid entry and exit; must be designed to minimize leakage and pressure drop.
Baffles: Used in shell and tube heat exchangers to direct fluid flow, increasing turbulence and heat transfer rates.
End Caps: Seal off the ends of the tubes, allowing for pressure containment and fluid flow management.
Insulation: Often added to reduce heat loss to the environment.
Applications
Tube bundles are used in a wide range of applications where heat transfer is required. Some common applications include: