Heat Exchanger Design Consultancy Services|

n Argon Recovery Units (ARUs), various types of heat exchangers can be used depending on the specific process requirements and design standards like ASME Section VIII Div 1 & Div 2, TEMA (Tubular Exchanger Manufacturers Association), API 660, HTRI (Heat Transfer Research, Inc.), and PVElite (a software for pressure vessel and heat exchanger design). Here are some common types of heat exchangers that may be employed:

1. Shell and Tube Heat Exchangers:

   • These are widely used in industrial applications due to their versatility and robustness.

   • They consist of a series of tubes (usually made of stainless steel or other corrosion-resistant materials) through which one fluid flows, while another fluid flows around the tubes in a larger shell.

   • Suitable for high-pressure and high-temperature applications typical in ARUs.

2. Plate Heat Exchangers:

   • These consist of multiple thin, slightly separated plates that have very large surface areas and fluid flow passages for heat transfer.

   • Efficient for applications where space and weight are critical factors.

   • Generally used in processes requiring smaller temperature differences between the hot and cold fluids.

3. Air Cooled Heat Exchangers (ACHE):

   • These heat exchangers use air to cool process fluids, eliminating the need for water or other fluids for cooling.

   • Commonly used when water is scarce or when process fluids are highly corrosive.

   • Suitable for applications where large amounts of heat need to be dissipated.

4. Finned Tube Heat Exchangers:

   • These are a variation of shell and tube heat exchangers where the tubes are equipped with fins to increase the heat transfer efficiency.

   • Often used in applications where one fluid is significantly hotter than the other, requiring effective heat dissipation.

5. Compact Heat Exchangers:

   • These include various types such as brazed plate heat exchangers and welded plate heat exchangers.

   • Designed for high efficiency in heat transfer with a compact footprint, making them suitable for space-constrained environments.

Each of these types of heat exchangers can be designed and constructed according to ASME Section VIII Div 1 & Div 2, TEMA standards, API 660 guidelines, and may be analyzed using software like HTRI and PVElite to ensure they meet all necessary design and safety requirements for Argon Recovery Units.