Current research projects

Preformance measurements of heat exchangers

Breakthrough Sensor for Adsorption Filters (BelA)

Combined building and system simulation

Cool Up

Pulse-Tube-Refrigerator with sealed compressor

Intelligent innovative power supply for superconducting coils

Lifetime prediction of hermetic compressor systems

Practical training, diploma, master, bachelor

Certification of efficient air conditioning and ventilation systems through the new "indoor air quality seal" for non-residential buildings

Refrigerants, lubricants and mixtures

Innovative cryogenic cooling system for the recondensation / liquefaction of technical gases up to 77 K

Filter Tests

ZeroHeatPump

Optimizing HVAC operation with machine learning

Innovative small helium liquefier

In-Situ-Swelling Behaviour of Polymer Materials in Flammable Fluids

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Korrosionsinhibitor für Absorptionskälteanlagen

Bundesministerium für Wirtschaft und Energie

09/2015-01/2018

Dr. rer. nat. Steffen Feja

+49-351-4081-5411

Chromatfreie Inhibitoren für LiBr-AKA

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Further Projects - Research and Development

Performance tests of refrigerant compressors

Does your compressor perform well?

Swirl-free on the move...

...with a contra-rotating fan

Hybrid- Fluid for CO2-Sublimation Cycle

Cryogenic cooling by CO2 sublimation

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