Dr.-Ing. Ronny Schimpke

Dr.-Ing. Ronny Schimpke

Group mineral matter

Zimmer DBI 203

Telefon +49 (0) 3731 39 4499
Ronny [dot] Schimpkeatiec [dot] tu-freiberg [dot] de

10/2004 - 12/2009Studies of energy process engineering at the TU Bergakademie Freiberg
09/2007 - 03/2008Research thesis/practical semester at the NTNU Trondheim/Norway: „Experimental Panel Bed Filter Studies“
2009Diploma thesis: „Modeling of the CHOREN Carbo-V®-Process“
Since 01/2010Research associate at the IEC, TU Bergakademie Freiberg
07/2017Dissertation at the IEC:[id]=22906
Research topics

2010 - 2016 COORVED - CO2-reduction by innovative gasifier design

  • measurement of flow profiles by particle image velocimetry (PIV)
  • gas analyses using gas chromatography and FT-IR
  • measurement of temperature profiles by means of thermography

Since 2016 KORRISTENT – lignite combustion with low corrosion and slagging propensity

Determination of ash sintering temperatures by:

  • Impedance spectroscopy
  • Cold compression strength
  • TG-DSC
  • Thermodynamic equilibrium calculation
  • HT-XRD
  • Ash fusion temperature

Schimpke R., Klinger M., Krzack S., Meyer B. 2017. Determination of the initial ash sintering temperature by cold compression strength test with regard to mineral transitions. FUEL 194 (2017), pp. 157–165,

Schimpke, R.; Krzack, S.; Meyer, B. Determination of coal ash sintering temperatures by means of impedance spectroscopy. 9th International Workshop of Impedance Spectroscopy in Chemnitz, Deutschland, 2016.

Schimpke, R.; Thiel, S.; Krzack, S.; Meyer, B.: Coal ash sintering characterization by means of impedance spectroscopy. 7th International Freiberg Conference in Huhhot, Inner Mongolia, China, 2015

Schimpke, R; Laugwitz, A., Schurz, M.; Krzack, S.; Meyer, B.: Flow pattern evaluation of the internal circulation gasifying principle.  In: Fuel 147 (2015), S. 221-229,

Schimpke, R; Krzack, S.; Bräutigam, N.; Meyer, B.: Determination of coal ash sintering characteristics by compression strength test at different atmospheres. 31th Pittsburgh Coal Conference, Pittsburgh, USA, 2014

Stelzner, B.; Hunger, F.; Laugwitz, A.; Gräbner, M.; Voss, S.; Uebel, K.; Schurz, M.; Schimpke, R.; Weise, S.; Krzack, S.; Trimis, D.; Hasse, C.; Meyer, B.: Development of an inverse diffusion partial oxidation flame and model burner contributing to the development of 3rd generation coal gasifiers. In: Fuel Processing Technology 110, pp. 33-45, 2013. doi:10.1016/j.fuproc.2013.01.005