Current research projects

Lifetime prediction of hermetic compressor systems

Verification of storage suitability of cryo tubes

Mass Spectrometer

Low noise and non metallic liquid-helium cryostat

Micro heat exchangers in refrigeration

Untersuchung von Kühlsolen

Helium extraction from natural gas

Preformance measurements of heat exchangers

Electrical components in refrigeration circuits

State of system and failure analyses

All-in-one device for freeze-drying and production of biomaterial

Air-water heat pumps

Brine (water)-water heat pump

Breakthrough Sensor for Adsorption Filters (BelA)

Pulse-Tube-Refrigerator with sealed compressor

Innovative small helium liquefier

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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

Reduction of primary noise sources of fans

...using numerical and experimental methods with contra-rotating axial fan

Software for technical building equipment

Design cooling load and energetic annual simulation (VDI 2078, VDI 6007, VDI 6020)

Measurements on ceiling mounted cooling systems

Comparative performance measurement

Micro fluidic expansion valve

for increasing of the efficiency of small and compact cooling units

Solar Cooling

Solar Cooling with Photovoltaic