Basic fields of study:

• Fluidized - bed hydrodynamics
• Gas - solid reactions
• Gas - solid reactors and operations
• Fluidized - bed combustion
• Environmental protection

Recent and current research activities supported by different institutions (grant projects):

• Important heterogeneous reactions and processes in the fluidized bed for environmental protection.
• Detection and predicting the undesirable states of fluidization.
• Reactions and reactors for hot coal gas desulphurization with calcareous materials.
• Important reactions in the fluidized bed.
• Dynamic states of gas fluidized suspension via pressure fluctuations.
• Combustion of sludge in the circulating fluidized bed.
• Agglomeration in fluidized - bed reactors
   

Miloslav Hartman E-mail: hartman@icpf.cas.cz Education: M.S.: Institute of Chemical Technology in Prague, 1960. Ph.D.: Institute of Chemical Process Fundamentals ČSAV, 1965. ScD.: Czechoslovak Academy of Sciences, 1990. Assoc. Prof.: Institute of Chemical Technology in Prague, 1994.

Experience:

1977 - 1999		Head of the Group of Fluidized - Bed reactors, ICPF AS CR.
1992 - 1997		Head of the Department of Reaction Engineering in the Gas Phase, ICPF.
1977 - 1992		Head of the Group of Gas-Solid Reactions and Reactors; founded and developed fundamental and applied research in the field of heterogeneous reaction systems; hydrodynamics of fluidized bed, high-temperature fluid bed reactors, modeling of chemical reactors, combustion and separation processes. Much work motivated and related at environmental remediation and waste treatment. Teaching courses in graduate school at V©CHT Prague, supervising Ph.D. theses.

Awards, international activities:

Collegium of Chemistry Award, 1979.

Czechoslovak Scientific Society Award for Outstanding Services, 1980.

Collegium Chemistry Award, 1985.

Czechoslovak Academy of Science Excellence Award, 1991.

Czech Representative in the Working Party on Chemical Reaction Engineering of the European Federation of Chemical Engineering.

Scientific Secretary of the Program Committee of the International CHISA Conferences.

Invited reviewer for international journals: AICHE J., Chem Eng. Sci., Ind. Eng Chem. Res., Coll. Czech. Chem. Commun.
 

Otakar Trnka
E-mail: trnka@icpf.cas.cz

Education:

Prom. mat. (Graduated Mathematician).:

Faculty of Mathematics and Physics, Charles University in Prague, 1965

Experience:

1990 - 1999

Senior research scientist at the Department of Reaction engineering in gas Phase (formely Department of chemical reactors), ICPF AS CR. Fundamental and applied research in the field of fluidization; fluid dynamics and hydrodynamics ; fluid and solids flow in fluidized suspensions, high temperature reactions in fluidized beds, combustion of various fuels in fluidized beds. Modelling of chemical reactions in fluidized beds, solving systems of the stiff differencial equations, performance of chemical reactors, spectral analysis of fluctuating signals of different origin, stochastic modelling.

Awards:

Collegium of Chemistry Award, 1995: High Temperature Fluidization.

Czechoslovak Academy of Science Excellence Award, 1991: Modelling of High Temperature Processes for SO₂ Removal.
 

Václav Veselý
E-mail: vesely@icpf.cas.cz

Education:

M.S.:		Institute of Chemical Technology in Prague, 1966
Ph.D.:		Institute of Chemical Process Fundamentals ČSAV, 1982

Experience:

1980 - 1999

Senior research scientist at the Department of Reaction Engineering in Gas Phase (formely Department of Chemical Reactors), ICPF AS CR. Fundamental and applied research in the field of fluidization, hydrdynamics, high temperature reactors with fluidized beds, combustion of various fuels and wastes in the fluidized bed, devolopment and operation of a pilot plant for wastes incineration. Much work motivated and related to environmental remediation and wastes treatment. Teaching and supervising students at V©CHT in Prague and Pardubice.

Awards:

Collegium of Chemistry Award, 1985.

Czechoslovak Academy of Science Excellence Award, 1991.
 

1. Hartman M., Trnka O., Veselý V.: Thermal dehydratation of magnesium hydroxide and sintering of nascent magnesium oxide. AICHE J. 40, 536 (1994).
2. Hartman M., Trnka O., Veselý V., Svoboda K.: Predicting the rate of thermal decomposition of dolomite. Chem. Eng. Sci. 51, 5229 (1996).
3. Veselý V., Hartman M., Trnka O., Fetsch D.: Performance of the afterburner with a natural gas burner. Fuel 75, 1271 (1996).
4. Trnka O., Hartman M., Svoboda K.: An alternative semiimplicit Euler method for the integration of highly stiff nonlinear differential equations. Comput. Chem. Eng. 21, 277 (1997).
5. Trnka O., Hartman M.: On the influence of fluctuating flow rate upon the performance and behaviour of isothermal reacting systems. Collect. Czech. Chem. Commun. 63, 88 (1998).
6. Hartman M., Svoboda K., Trnka O.: Effect of water vapour on the equilibrium between CaO and COS in coal gas. Collect. Czech. Chem. Commun. 64, 157 (1999).
7. Trnka O., Vesely V., Hartman M., Beran Z.: Identification of the state of a fluidized bed by pressure fluctuations. AIChE J. 46(3), 509-514 (2000).
8. Hartman M., Trnka O., Svoboda K.: Fluidization characteristics of dolomite and calcined dolomite particles. Chem. Eng. Sci. 55(24), 6269-6274 (2000).
9. Hartman M., Trnka O., Vesely V., Svoboda K.: Thermal dehydration of the sodium carbonate hydrates. Chem. Eng. Commun. 185, 1-16 (2001).
10. Hartman M., Vesely V., Svoboda K., Trnka O., Beran Z.: Dehydration of sodium Carbonate Decahydrate to Monohydrate in a Fluidized Bed. AIChE J. 47(10), 2333-2340 (2001).
11. Hartman M., Trnka O., Veselý V., Svoboda K.: Properties of Sodium Carbonates Beds at Incipient Fluidization and Terminal Velocities of Solids. Chem. Pap. 55(3), 149-153 (2001).
12. Hartman M., Svoboda K., Trnka O., Čermák J.: Reaction between Hydrogen Sulfide and Limestone Calcines. Ind. Chem. Res., in press.
     

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