Eckehard Specht

Eckehard Specht
Born	(1952-04-20) April 20, 1952 Magdeburg, Saxony-Anhalt, Germany
Occupation	Professor,
Years active	1992 - present
Spouse	Dr. Eschler Brigette

Eckehard Specht is a professor in Otto von Guericke University, Magdeburg, Germany. He belongs to Institute of Fluid Dynamics and Thermodynamics (ISUT) department. His specializations are Combustion technology, heat and mass transfer, chemical process engineering, global warming, and ceramic materials.

He has obtained his PhD in Heat transfer from TU Clausthal. After that, he did the habilitation in the same university. He moved to OVG university, Magdeburg.

Research Interest

Intensive cooling of metals

• Simulation of microstructure, stress, hardness and delay in the cooling of steel bodies of complex geometry
• Determination of heat transfer conditions for low-distortion cooling
• Measurement of local heat transfer coefficients for water sprays and air flow panels using infrared technology

Dynamic simulation of heat treatment processes in industrial furnaces, for example,

• Heat transfer and reaction paths in shaft
• Influence of the transport rollers and cross-sectional dimensions on the temperature more uniform in roller kilns
• Influencing the bed motion and heat transfer in rotary kilns

Optimization of combustion chambers

• Simulation of flow, concentration and temperature fields with combustion reaction

Measurement of thermophysical material properties to 1600^oC

• Thermal Conductivity
• Specific heat capacity
• Density and thermal expansion

Nominated Member of the Industrial Associations

• Research Association Industrial Furnaces (VDMA)
• Society of Chemical Process Engineering (ProcessNet):
• Working party of High Temperature Process Engineering
• Working party of Heat and Mass Transfer
• Scientific member and reviewer of German Industrial Research Foundation (AiF)
• Heat Technique Committee of the German Ceramics Society (DKG)
• Industrial Furnace Committee of the German Union of Ferrous Metallurgy (VdEh)
• Committee Continuous Casting of the German Society of Materials Science (DGM)
• Working Party Climate Change of the Federal State Saxonia-Anhalt

PhD & Post Doc. Guidances

He consistently maintains more than 15 PhD students. More than 20 students finished their research study successfully. In general, he likes to work with foreign students. The present PhD students are listed below:

Name	Country	Year	Topics
Dr.-Ing. Ashok Kumar Nallathambi	India	2010–2012	Development of hot tearing criteria

Name	Country	Year	Topics
Nadine Lorenz	Germany	2007–2010	Global warming
Duc Hai Do	Vietnam	2007–2010	Mathematical modeling of Shaft kiln lime calcination
Khalid H M Abdalrahman	Egypt	2008–2012	Spray cooling of nonferrous metals
Magda El-Fakharany	Egypt	2008–2011	Coal combustion
Fabian Herz	Germany	2009–2012	Heat transfer in rotary kiln
P C Gourisankar Sandaka	India	2009–2012	Modeling of Shaft kiln
Koteswara rao Sunkara	India	2009–2012	CFD analysis of rotary kiln
Hassanein Refaey	Egypt	2009–2013	CFD
Mohammed Al-Fakheri	Iraq	2009–2012	CFD analysis of Shaft kiln
Pavan Kumar Penumakala	India	2010–2013	Modeling of hot cracking in DC casting

Publications

S.No	Year	Authors	Paper title	Journal
1	2010	Nallathambi, A.K., Kaymak, Y., Specht, E., Bertram, A.	Sensitivity of material properties on distortion and residual stresses during metal quenching processes	Journal of Materials Processing Technology 210 (2), pp. 204–211
2	2010	Specht, E., Shi, Y.-C., Woche, H., Knabbe, J., Sprinz, U.	Experimental investigation of solid bed depth at the discharge end of rotary kilns	Powder Technology 197 (1-2), pp. 17–24
3	2010	Yan Liu, X., Specht, E.	Predicting the fraction of the mixing zone of a rolling bed in rotary kilns	Chemical Engineering Science (In Press)
4	2009	Nallathambi, A.K., Specht, E., Bertram, A.	Computational aspects of temperature-based finite element technique for the phase-change heat conduction problem	Computational Materials Science 47 (2), pp. 332–341
5	2009	Nallathambi, A.K., Specht, E.	Estimation of heat flux in array of jets quenching using experimental and inverse finite element method	Journal of Materials Processing Technology 209 (12-13), pp. 5325–5332
6	2009	Nallathambi, A.K., Kaymak, Y., Specht, E., Bertram, A.	Optimum strategies to reduce residual stresses and distortion during the metal quenching process	Journal of ASTM International 6 (4)
7	2009	Liu, X.Y., Zhang, J., Specht, E., Shi, Y.C., Herz, F.	Analytical solution for the axial solid transport in rotary kilns	Chemical Engineering Science 64 (2), pp. 428–431
8	2008	Telljohann, U., Junge, K., Specht, E.	Moisture diffusion coefficients for modeling the first and second drying sections of green bricks	Drying Technology 26 (7), pp. 855–863
9	2008	Alam, U., Krol, J., Specht, E., Schmidt, J.	Enhancement and local regulation of metal quenching using atomized sprays	Journal of ASTM International 5 (10)
10	2008	Nallathambi, A.K., Kaymak, Y., Specht, E., Bertram, A.	Distortion and Residual Stresses during Metal Quenching Process	Micro-Macro-Interactions in Structured Media and Particle Systems, pp. 145–157. Bertram A., and Thomas J. (Eds), Springer, Berlin Heidelberg 10.1007/978-3-540-85715-0-12
11	2008	Agustini, S.S., Queck, A., Specht, E.	Modeling of the regenerative heat flow of the wall in direct fired rotary kilns	Heat Transfer Engineering 29 (1), pp. 57–66
12	2007	Kaymak, Y., Specht, E.	Strategies for controlled quenching to reduce stresses and distortion	Heat Processing, 5 (3), pp. 1–4.