Dolphin Radiators & Cooling Systems LLC

Since   1986

'Pioneers in the Heat Transfer Industry'

Refurbishment of Heat Exchangers

Why do Heat Exchangers need to be Refurbished?

  • To preserve specific heat transfer properties
  • To reduce/stop pressure drop caused by decreasing hydraulic diameter
  • To avoid corrosion
  • To satisfy hygienic requirements
  • To ensure seals are maintained after the opening of heat exchangers
  • To facilitate the inspection of the heating surfaces and gasket condition

Common problems with Heat Exchangers

  • External leakage
  • Internal leakage
  • Pressure drop
  • Heat transfer problems
  • Fouling
  • Corrosion
  • Deposit Attack
  • Water hammer
  • Gasket defects
  • Plate damage

Customer benefits and features:

  • Dolphin uses standard procedures for refurbishment of heat exchangers.
  • Comprehensive refurbishment programme, including acid and alkaline baths.
  • We perform pressure washing, pinhole testing and re-gasketing.
  • Dolphin manages the refurbishment from start to finish.
  • Dolphin uses a cleaning procedure that will not remove any stainless steel.
  • Heat Exchanger can be returned to original specification performance and certified accordingly.
  • Our entire customers have access to our service center.
  • Efficiency of heat exchangers can be optimized, ensuring long term performance and decreasing plant downtime.

Recommendations For Refurbishment Program:

  • Annual refurbishment intervals
  • Make use of other Testing Services where necessary
  • Mechanical cleaning.
  • CIP
  • Pressure testing.
  • Help your budget
  • 24 hour on-call service for emergencies
  • Preventive maintenance philosophy
  • Dolphin Service Technicians re-certified annually