Case studies

What the duty demanded—and how it was solved.

Documented projects, replacement engineering and failure investigations. General technical guidance remains in the Knowledge Center.

Compabloc CP75 Plate Pack Replacement heat exchanger case studyChemical processing

Compabloc CP75 Plate Pack Replacement

Replacement core engineering, welding control and leak-tight verification for an existing Compabloc CP75 installation.

Plate & block replacementView case study
GEA Block-Type Fully Welded Heat Exchanger Replacement heat exchanger case studyChemical processing

GEA Block-Type Fully Welded Heat Exchanger Replacement

A fully welded plate-and-block replacement approach for an existing GEA block-type heat exchanger.

Plate & block replacementView case study
Zinc Sulphate Heating System Upgrade heat exchanger case studyChemical processing

Zinc Sulphate Heating System Upgrade

Spiral heat exchanger selection for stable heating of a corrosive, fouling zinc sulphate process stream.

Spiral plate heat exchangerView case study
All-Stainless BPHE for Biogas Cooling heat exchanger case studyEnergy & heat recovery

All-Stainless BPHE for Biogas Cooling

Copper-free compact heat exchanger selection for cooling biogas from 70.4°C to 25°C.

All-stainless fusion-bonded BPHEView case study
CO₂ Cascade Heat Pump heat exchanger case studyHVAC & refrigeration

CO₂ Cascade Heat Pump

Compact brazed plate exchanger integration between cascade refrigeration stages.

Brazed plate heat exchangerView case study
Cream Processing Heat Exchanger heat exchanger case studyFood & pharmaceutical

Cream Processing Heat Exchanger

Multi-section hygienic plate heat exchanger for cream heating, cooling and product-to-product recovery.

Sanitary gasketed plate heat exchangerView case study
Rice Bran Oil Heating and Heat Recovery heat exchanger case studyFood & pharmaceutical

Rice Bran Oil Heating and Heat Recovery

Fully welded heat exchangers for high-temperature oil heating, recovery and cooling duties.

Plate & block heat exchangerView case study
High-Viscosity Jam Heating heat exchanger case studyFood & pharmaceutical

High-Viscosity Jam Heating

Tubular exchanger selection for sticky, viscous jam that presented blockage risk in narrow plate channels.

Tubular heat exchangerView case study
Industrial Ammonia Heat Pump for 88°C Hot Water heat exchanger case studyIndustrial cooling

Industrial Ammonia Heat Pump for 88°C Hot Water

Semi-welded plate exchanger integration in an R717 heat-pump system producing 88°C hot water.

Semi-welded plate heat exchangerView case study
Pillow Plates for a Dairy Falling-Film Chiller heat exchanger case studyIndustrial cooling

Pillow Plates for a Dairy Falling-Film Chiller

A 1,100 kW ammonia falling-film chiller cooling 75 m³/h of water from 13°C to 0.5°C.

Pillow plate falling-film chillerView case study
Polyol and ISO Formula Tank Cooling heat exchanger case studyIndustrial cooling

Polyol and ISO Formula Tank Cooling

Replacing inefficient chilled-water tank mixing with direct fully welded plate-and-block cooling.

Plate & block heat exchangerView case study
Discontinued TM10-BFT Replacement in Propene Service heat exchanger case studyIndustrial cooling

Discontinued TM10-BFT Replacement in Propene Service

A semi-welded drop-in replacement for a discontinued fully welded exchanger without piping modification.

Semi-welded replacementView case study
Pitting Corrosion in a Semi-Welded Plate Exchanger heat exchanger case studyFailure analysis

Pitting Corrosion in a Semi-Welded Plate Exchanger

Failure analysis of chloride-induced pitting during steam heating of vegetable oil.

Semi-welded plate heat exchangerView case study
Failure analysis

BPHE Nozzle Failure After Secondary Soldering

Failure analysis of localized brazing damage caused by excessive heat during field connection work.

Brazed plate heat exchangerView case study
Internal Leakage Caused by Incorrect Service Data heat exchanger case studyFailure analysis

Internal Leakage Caused by Incorrect Service Data

Failure analysis showing how inaccurate freshwater information led to unsuitable material selection and chloride attack.

Plate heat exchangerView case study
Connection Leakage in a Vapor-Injection Heat Pump BPHE heat exchanger case studyFailure analysis

Connection Leakage in a Vapor-Injection Heat Pump BPHE

Field analysis linking flow restriction, elevated head pressure and thermal stress to fatigue-driven leakage.

Brazed plate heat exchangerView case study
Vahterus Plate & Shell Drop-In Replacement heat exchanger case studyReplacement engineering

Vahterus Plate & Shell Drop-In Replacement

One-for-one replacement of PSHE 4LL units with matched nozzles, supports, flanges and installation dimensions.

Plate & shell heat exchangerView case study

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