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Welded Plate Heat Exchangers Print E-mail

The fully Welded Plate Heat Exchanger integrated with a Shell combines the merits of Shell and Tube heat exchangers with the advantages of conventional Plate heat exchanger technology. 
The Welded Plate heat exchanger consists of a fully welded plate pack of circular plates welded together and installed into a pressure vessel (shell) offering many benefits including: 

Welded Plate Heat Exchanger Flow Diagram
Welded Plate Heat Exchanger Flow Diagram

Design Benefits

• Fully welded construction, very strong mechanically
• Compact size and low weight
• High design pressures, over 100 bar can be achieved
• Wide range of temperatures (-60°C to +450°C)
• Manufactured to all design codes including ASME VIII, PD5500
• Fully compliant with PD2014/68/EU
• No gaskets
• Wide range of metallurgies including Stainless Steel, 254SMO, Hastelloy and Titanium plate material.

Welded Plate Heat Exchanger  with removable Plate Pack - SS316L BP Exploration - Egypt
Welded Plate Heat Exchanger with removable Plate Pack - SS316L BP Exploration - Egypt

Thermal Performance Benefits

• High heat transfer coefficients
• High thermal effectiveness


Operational Benefits

• Reliable with no gaskets to fail or be replaced
• Easy to operate with minimal maintenance
• High working temperatures and pressures; excellent operational flexibility 
• High safety (plate-pack inserted into pressure vessel; no fluid mixing)
• Can handle thermal shocks
• No leakages; environmental protection
• Removable plate pack option available if required, allowing access for cleaning.

Welded Plate Heat Exchangers can be used in both single phase and two-phase duties for:

• Oil & Gas Production - Onshore & Offshore
• Refineries & Petrochemical Plants
• Nuclear Industry
• Heating & Cooling
• Condensation & Evaporation
• Heat recovery
• District heating

Example fluid combinations include:

• Water /  Sea Water / Steam
• Heat Transfer Fluids
• Amine / Glycols
• Hydrocarbons
• Condensate
• Petrochemical fluids

Allards International Ltd use specially developed in-house software to thermally and mechanically design each heat exchanger according to code and client specifications. 

For further information or for a quotation, please contact us . Click here to download a copy of our Welded Plate Leaflet. (307kb)