Current research projects

Image Calibration leak for the water bath leak test
Image Investigation of materials
Image Test method for high - temperature heat pump - oils
Image Low temperature – test facilities
Image Innovative cryogenic cooling system for the recondensation / liquefaction of technical gases up to 77 K
Image Tribological investigations of oil-refrigerant-material-systems
Image Breakthrough Sensor for Adsorption Filters (BelA)
Image Tensile and compression testing
Image Panel with indirect evaporative cooling via membrane
Image Micro heat exchangers in refrigeration
Image Industry 4.0 membrane heat and mass exchanger (i-MWÜ4.0)
Image Investigation according to DIN EN ISO 14903
Image Hydrogen and methane testing field at the ILK
Image Characterisation of Superconductors in Hydrogen Atmosphere
Image Investigation of coolants
Image Air-water heat pumps

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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

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Intelligent innovative power supply for superconducting coils

Compact, powerful power supply with 4-quadrant converter

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Laseroptical measurement

PIV and LDA / PDA

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Multifunctional electronic modules for cryogenic applications

Electronic with less wiring effort - more than 100 sensors via one feedthrough

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Certifiable connection types in cryogenics

Detachable and permanent connections, adhesive bond / form closure / force closure

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Combined building and system simulation

Scientific analysis of thermodynamic processes in buildings and its systems