Services List – Pressure Vessel Design for Quench Towers (20 Services)

1. Pressure vessel mechanical design per ASME

2. Process and mechanical integration

3. Nozzle orientation and load studies

4. Thermal and structural FEA simulation

5. Internal component design (demister, trays)

6. Column dynamic analysis under upset conditions

7. Wind, seismic, and fatigue analysis

8. Lifting and transportation analysis

9. Material selection and corrosion allowance

10. Design of insulation and cladding support

11. 3D modeling and fabrication drawings

12. Hydrotest and pressure testing consultancy

13. Weld map and WPS development

14. Design for field erection or modularization

15. Heat tracing and thermal insulation analysis

16. Design of platforms, ladders, and internals

17. Quality assurance & inspection coordination

18. Fabricator/vendor coordination

19. In-service fitness for service (FFS) assessment

20. Design validation and HAZOP support

 

 

 

 Quench Tower Related Topics & Design Scope

1. Piping Design

• High-pressure quench line piping

• Vapor-liquid separation lines

• Recirculation and bypass lines

• Material selection and thermal expansion design

• Stress analysis and support detailing

2. Civil & Foundation Engineering

• Equipment foundation for quench tower

• Pipe rack supports and trenches

• Dynamic load analysis for pumps

• Anchor bolt and baseplate detailing

• Settlement and soil bearing studies

3. Pumps

• Quench liquid circulation pumps

• Interstage condensate pumps

• Slop system transfer pumps

• Seal flush systems and piping

• Pump NPSH calculations and layout planning

4. P&ID (Piping & Instrumentation Diagrams)

• Complete system schematics

• Line number and tag assignment

• Process control logic integration

• Interlocks and safety valve placement

• Control loops, instruments, and alarms

5. Heat Exchangers (Related)

• Quench oil preheaters

• Cooling water exchangers

• Heat recovery exchangers

• Condensate coolers

• Inter-stage gas coolers

6. Instrumentation

• Level transmitters and controllers

• Temperature and pressure transmitters

• Flowmeters (Coriolis, DP, ultrasonic)

• Safety relief valves (PSVs)

• Vibration and acoustic sensors

7. Day & Temporary Storage Tanks (Associated)

• Quench water storage tank

• Slop oil tanks

• Condensate collection tanks

• Emergency overflow tanks

• Neutralization sump tanks

8. Process Design Elements

• Mass and energy balance

• Vapor-liquid equilibrium analysis

• Hydraulic design of internals (packing, trays)

• Residence time and cooling curve design

• Phase separation and fouling considerations

9. Mechanical Design Aspects

• ASME Section VIII Div.1 & 2 compliance

• Nozzle load analysis

• Wind and seismic load considerations

• Internal component design (demisters, distributors)

• Design for fouling, corrosion, and thermal cycling

🔷 2. Surge Tank Applications – 20 Uses

1. Steam blowdown surge control

2. Compressor surge suppression

3. Pump startup and shutdown buffering

4. Feed surge for continuous processes

5. Cooling water system buffering

6. Thermal expansion management

7. Flash gas separation

8. Slug flow control in multiphase pipelines

9. Reverse osmosis pre-treatment

10. Flare knockout drum surge service

11. Emergency relief containment

12. Hydrogen supply buffer tank

13. Nitrogen blanketing surge tanks

14. Solvent recovery surge holding

15. Blowdown drum application

16. Balance drum for distillation column

17. Fuel gas conditioning

18. Quench oil system surge management

19. Utility air system surge vessel

20. Tank truck unloading surge receiver