Current research projects

Refrigerants, lubricants and mixtures

Ionocaloric cooling

Laseroptical measurement

Behavior of multiphase cryogenic fluids

State of system and failure analyses

Calibration leak for the water bath leak test

Test rigs for refrigeration and heat pump technology

Reduction of primary noise sources of fans

Development of test methods and test rigs for stationary integrated refrigeration units

Software modules

Pulse-Tube-Refrigerator with sealed compressor

Software for technical building equipment

Filter Tests

Thermostatic Expansion Valves

Intelligent innovative power supply for superconducting coils

Modular storage system for solar cooling

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Prüfverfahren für Außenluftfilter

Dipl.-Ing. Stefan Holfeld

+49-351-4081-5374

Bewertung von biologisch aktiven Außenluftfiltern

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Further Projects

Hybrid- Fluid for CO2-Sublimation Cycle

Cryogenic cooling by CO2 sublimation

Energy efficiency consulting - cogeneration systems

How efficient is my refrigeration system?

Cold meter

The fast way to refrigerating capacity

Optimizing HVAC operation with machine learning

Intelligent control of HVAC systems – high comfort with low energy demand

Industry 4.0 membrane heat and mass exchanger (i-MWÜ4.0)

Linking the entire life cycle of a multi-functional air handling unit