Sourcing Requirements
Technical Specification Shell & Tube Aftercooler 1. General Description Equipment: Water-cooled Aftercooler Type: Shell & Tube Heat Exchanger Service: Compressed Air Cooling (Piston Compressor 2-stage) Installation: Indoor 2. Design Conditions (Air Side) Fluid: Compressed Air (with oil & moisture) Flow rate: 80 CFM Inlet Temperature: 200250 °C Outlet Temperature: 3540 °C Operating Pressure: 350400 psi (~2428 bar) Design Pressure: 30 bar Design Temperature: 300 °C Allowable Pressure Drop: 0.2 bar 3. Cooling Water Side Fluid: Cooling Water Inlet Temperature: 28 °C Outlet Temperature: 35 °C Flow rate: ~57 m³/h (Supplier to confirm) Design Pressure: 10 bar Allowable Pressure Drop: 0.5 bar 4. Thermal Duty Heat Load: ~30 kW (Supplier to guarantee performance) Air side: 0.0002 m²·K/W Water side: 0.0001 m²·K/W 5. Mechanical Design Configuration Type: Shell & Tube Passes: 1 shell / 2 tube pass (recommended) Flow Compressed air Tube side Cooling water Shell side Materials Shell: Carbon Steel (ASTM A516 Gr. 70 or equivalent) Tubes: Stainless Steel SS304 / SS316 Tube Sheet: CS with SS clad / Solid SS Baffles: Carbon Steel Gasket: Graphite / High-temp compatible Connections Air Inlet/Outlet: Flanged (ANSI 300# recommended) Water Inlet/Outlet: Flanged (ANSI 150#) Drain: Provide at lowest point Vent: Provide at top Size (Indicative Supplier Optimize) Heat Transfer Area: ~36 m² Shell Diameter: 6"8" Tube Length: 11.5 m 6. Accessories Required Moisture Separator (recommended downstream) Support Saddle / Mounting Base 7. Codes & Standards Design Code: ASME Section VIII Div. 1 (preferred) Fabrication: TEMA (optional) Welding: ASME IX Hydrotest: 1.31.5 × Design Pressure 8. Inspection & Testing Optional: Pneumatic leak test