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Adiabatic Heat Exchangers
Heatxforce provides expert specification, installation, commissioning, repair and maintenance services for adiabatic heat exchangers across commercial, industrial and process cooling applications.
Designed to deliver highly efficient heat rejection while significantly reducing water consumption and energy costs, adiabatic heat exchangers offer an environmentally responsible alternative to conventional cooling towers and dry coolers. They are increasingly specified for data centres, manufacturing facilities, HVAC systems, energy plants and industrial process cooling where reliable thermal performance and operational efficiency are critical.
Whether you require a new installation, equipment replacement, system upgrade or ongoing preventative maintenance, Heatxforce delivers complete engineering support throughout the lifecycle of your adiabatic cooling equipment.
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Adiabatic Heat Exchangers Explained
What is an Adiabatic Heat Exchanger?
An adiabatic heat exchanger is a high-efficiency cooling system that combines the benefits of dry air cooling with evaporative cooling to improve thermal performance while minimising water consumption.
Unlike conventional cooling towers that rely on continuous water evaporation, an adiabatic system only introduces water during periods of high ambient temperatures or increased cooling demand. During cooler weather, the system operates as a traditional dry cooler, using ambient air to dissipate heat without consuming water.
This intelligent operating principle enables adiabatic heat exchangers to maintain excellent cooling performance while significantly reducing operating costs, water usage and environmental impact.
Modern adiabatic heat exchangers are widely adopted where organisations require reliable cooling performance, improved sustainability and lower whole-life operating costs.
What is an Adiabatic Heat Exchanger Used For?
Adiabatic heat exchangers are designed for applications requiring efficient heat rejection with reduced water consumption.
Typical applications include:
- Data centre cooling
- HVAC systems
- Industrial process cooling
- Power generation
- Food and beverage manufacturing
- Pharmaceutical production
- Plastics processing
- Chemical manufacturing
- Compressor cooling
- Hydraulic oil cooling
- District energy networks
- Renewable energy systems
Their ability to operate efficiently across varying environmental conditions makes them particularly suitable for facilities seeking improved energy efficiency while meeting sustainability targets.
Why Choose Our Adiabatic Technology?
Heatxforce supplies adiabatic heat exchangers that combine exceptional thermal performance with intelligent control systems and long-term operational reliability.
Reduced Water Consumption
Unlike cooling towers that evaporate water continuously, adiabatic systems only utilise water when additional cooling capacity is required. This dramatically reduces annual water consumption while maintaining system efficiency.
Improved Energy Efficiency
Lower process temperatures reduce fan power requirements and improve overall plant efficiency, helping to minimise energy consumption and operational costs.
Lower Maintenance Requirements
With fewer moving components than traditional evaporative cooling systems and reduced scaling potential, adiabatic heat exchangers require significantly less maintenance while offering greater reliability.
Environmentally Responsible Cooling
Reduced water consumption, lower energy usage and elimination of continuous chemical water treatment contribute to improved environmental performance and reduced carbon emissions.
Reliable Year-Round Operation
Automatic control systems continuously monitor ambient conditions, enabling seamless transition between dry cooling and adiabatic operation to ensure optimum performance throughout the year.
Inside the Adiabatic Heat Exchanger
How It Works
Under normal operating conditions, process fluid circulates through finned heat exchanger coils while electrically driven fans draw ambient air across the heat transfer surface.
During periods of elevated ambient temperature, water is introduced to pre-cool the incoming air before it reaches the heat exchanger coil. As the water evaporates, the air temperature decreases significantly, increasing the system's ability to remove heat from the process fluid.
Because the water evaporates before reaching the coil surface, scaling and fouling are greatly reduced compared with conventional evaporative cooling equipment.
This hybrid cooling principle delivers high thermal efficiency while extending equipment life and reducing maintenance requirements.
Intelligent Control Systems
Modern adiabatic heat exchangers incorporate sophisticated control systems that continuously monitor:
- Ambient temperature
- Relative humidity
- Process temperatures
- System pressure
- Fan speed
- Water consumption
These parameters enable the equipment to optimise cooling performance while minimising both energy and water usage.
Airflow Design
Optimised fin geometry and electronically controlled EC fans provide uniform airflow across the heat exchanger surface, maximising heat transfer efficiency while reducing operating noise.
Variable speed fans automatically adjust to match cooling demand, further improving energy efficiency and extending equipment life.
Construction and Materials
Material selection is critical to ensuring long-term reliability, corrosion resistance and thermal efficiency. Heatxforce specifies adiabatic heat exchangers according to operating temperatures, environmental conditions, water quality and process fluid characteristics.
Heat Exchange Coils
Our adiabatic heat exchangers utilise high-performance finned tube coils designed to maximise heat transfer while minimising air resistance.
Typical tube materials include:
- Copper
- Stainless Steel 304
- Stainless Steel 316
- Carbon Steel
- Titanium (for marine and aggressive environments)
Fin materials include:
- Aluminium
- Epoxy-coated aluminium
- Copper
- Pre-coated corrosion-resistant aluminium
The combination of tube and fin materials is selected to deliver optimum thermal performance while providing long-term protection against corrosion.
Adiabatic Cooling Media
Depending on the application, systems may utilise:
- Evaporative cooling pads
- High-pressure misting systems
- Pre-cooling media
- Water distribution manifolds
- These components are designed to maximise evaporative cooling efficiency while preventing water carry-over and mineral deposits.
Fan Assemblies
Electronically commutated (EC) fans provide:
- Variable speed control
- Reduced energy consumption
- Low operating noise
- Improved airflow control
- Longer service life
Structural Construction
Frame assemblies are manufactured using:
- Galvanised steel
- Powder-coated steel
- Stainless steel
- Marine-grade protective coatings
This provides excellent durability in both indoor and outdoor installations.
Technical Specifications
| Operating Temperature | -20°C to +120°C |
| Ambient Design Temperature | Up to +45°C |
| Operating Pressure | Up to 16 bar |
| Cooling Capacity | 10 kW – 10 MW+ |
| Water Consumption | Up to 90% less than cooling towers* |
| Fan Control | Variable Speed EC Fans |
| Installation | Indoor & Outdoor |
*Actual water savings depend upon climate, operating hours and cooling demand.
Fluid Compatibility
Suitable for:
- Water
- Water/Glycol mixtures
- Process cooling fluids
- Hydraulic oil
- Compressor cooling
- Industrial cooling circuits
- Renewable energy systems
Key Benefits
Significant Water Savings
Adiabatic technology dramatically reduces water consumption compared with conventional evaporative cooling systems, helping organisations reduce operational costs while supporting environmental objectives.
Lower Energy Costs
Variable-speed fans and intelligent cooling control reduce electrical consumption, particularly during periods of lower cooling demand.
Improved Reliability
Reduced scaling, corrosion and fouling help extend equipment life while minimising unplanned downtime.
Reduced Maintenance
Because water is only introduced when necessary, maintenance requirements are significantly lower than conventional cooling towers.
Sustainable Operation
Adiabatic heat exchangers contribute towards carbon reduction initiatives by lowering both water and electricity consumption while reducing chemical treatment requirements.
Trusted Across Critical Heating & Cooling Infrastructure
Data Centres
- Server cooling
- Free cooling systems
- Chilled water plants
- High-density IT cooling
Manufacturing
- Process cooling
- Machine cooling
- Hydraulic systems
- Production line cooling
Food & Beverage
- Process temperature control
- Refrigeration support
- Dairy processing
- Brewery cooling
Pharmaceutical
- Clean process cooling
- HVAC systems
- Controlled manufacturing environments
Energy & Utilities
- CHP plants
- Power stations
- District cooling
- Renewable energy systems
Commercial Buildings
- Chiller heat rejection
- Air conditioning systems
- Large HVAC installations
Adiabatic Heat Exchanger Services
Specification & Design
Selecting the correct adiabatic heat exchanger requires careful assessment of thermal duty, ambient conditions, water availability and future operational requirements.
Heatxforce undertakes detailed thermal and hydraulic calculations to determine the optimum cooling capacity, coil configuration, fan arrangement and control strategy for every application.
Our engineers evaluate:
- Process temperatures
- Flow rates
- Heat loads
- Pressure losses
- Ambient conditions
- Water quality
- Future expansion requirements
This ensures every system delivers maximum efficiency, reliability and long-term performance.
Installation & Commissioning
Heatxforce provides complete installation and commissioning services for new and replacement adiabatic cooling systems.
Services include:
- Mechanical installation
- Pipework integration
- Electrical connections
- Control system configuration
- Water distribution setup
- Pressure testing
- Performance verification
- Operator training
Every installation is fully commissioned to ensure safe, reliable operation from day one.
Overhaul & Repair
Over time, environmental contaminants, wear and operational stresses can reduce cooling performance.
Heatxforce offers comprehensive refurbishment services including:
- Coil cleaning
- Fan replacement
- Motor refurbishment
- Water distribution system repairs
- Pump replacement
- Control system upgrades
- Structural repairs
- Corrosion treatment
Where equipment has become obsolete, we can also retrofit modern components to improve efficiency while extending operational life.
Maintenance & Service
Preventative maintenance is essential for maintaining thermal efficiency and reducing operating costs.
Our planned maintenance programmes include:
- Coil inspection and cleaning
- Fan and motor testing
- Water system inspection
- Spray nozzle maintenance
- Electrical testing
- Control system calibration
- Vibration analysis
- Performance monitoring
- Water treatment inspection
- Seasonal operational checks
Scheduled servicing helps maximise equipment life, maintain cooling performance and minimise unexpected breakdowns.
Heatxforce Adiabatic Heat Exchanger Specialists
From initial specification through installation, refurbishment and long-term maintenance, Heatxforce provides complete engineering support for adiabatic heat exchangers across commercial and industrial sectors.
Our experienced engineers deliver practical, reliable and energy-efficient cooling solutions designed to maximise thermal performance while reducing operating costs and environmental impact.
Whether you require a new adiabatic heat exchanger, a replacement for ageing cooling equipment or ongoing maintenance support, Heatxforce has the expertise to keep your cooling systems operating at peak efficiency.
Codes, Standards & Certifications
Heatxforce build pressure equipment in accordance with PD5500 and ASME VIII Pressure vessel codes whilst conforming to the European Pressure Equipment Directive (PED) and UKCA Pressure Equipment Safety Regulations (PESR), which are mandatory inspection requirements applicable to pressure vessels and systems.
Our welding procedures are in accordance with ISO 15614-1 and ASME IX.
Welder qualifications are in accordance with ISO 9606-1 and ASME IX.
All of our welding related qualifications are certified by TUV Nord.
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