OPTIMIZATION OF THERMAL AND AERODYNAMIC OPERATING MODE OF TUNNEL KILN FOR CERAMIC BRICKS CALCINATION

  • A.I. Torchinskij The Gas Institute of the National Academy of Sciences of Ukraine, Kyiv
  • A.Yu. Ljashko The Gas Institute of the National Academy of Sciences of Ukraine, Kyiv
Keywords: tunnel kiln, calcination optimal mode, aerodynamic streams

Abstract

Based on the research of operating tunnel furnaces and their analysis there were identified bottlenecks in the calcination process of ceramic bricks in tunnel kilns and proposed optimal thermal and aerodynamic modes, which determine energy-efficient and high-quality calcination of a ceramic brick in tunnel kilns, operating on natural gas. The basic principles of operation of a tunnel kiln, the distribution of the aerodynamic flow along the length of the furnace and the influence of the aerodynamic regime on the quality of calcination have been studied. The detailed analysis of the static pressure curve of the tunnel kiln was carried out. The optimal aerodynamic and thermal characteristics of ceramic bricks calcination. The concept of an availability of the necessary equipment and its optimum location is considered. The scheme of gas-air flows motion and the corresponding graph of the distribution of static pressure along the length of the working channel of a tunnel kiln are presented. The method of controlling the volume of heat carrier is considered. Bibl. 6, Fig.1.

Author Biography

A.I. Torchinskij, The Gas Institute of the National Academy of Sciences of Ukraine, Kyiv

Candidate of Technical Sciences

References

Torchinskij A.I., Ljashko A.Yu., Sergienko A.A. [Tunnel furnaces stock for ceramic brick manufacture modernization. 2. The furnaces heating system development], Energotechnologii i resursosberezhenie [Energy Technologies and Resource Saving], 2010, (2), pp. 57–60. (Rus.)

Rogovoj M.I. [Heating engineering equipment of ceramic plants], Moscow : Strojizdat, 1983, 367 p. (Rus).

Nohratjan K.A. [Drying and burning in industry of building ceramics], Moscow : Gosstrojizdat, 1962, 603 p. (Rus).

Torchinskij A.I., Ljashko A.Yu., Krjachok Yu.N. [Tunnel furnaces stock for ceramic brick manufacture modernization. 3. The automatic control system development], Energotechnologii i resursosberezhenie [Energy Technologies and Resource Saving], 2011, (1), pp. 69–73. (Rus.)

Pat. 28025 UA, MPK6 C 2 F 23 D 14/00. [Gas burner], A.I. Torchinskij, G.N. Pavlovskij. — Publ. 16.10.2000, Bul. 5. (Rus.)

Pat. 27849 UA, MPK6 C 2 F 23 D 14/00. [Gas burner], A.I. Torchinskij, G.N. Pavlovskij, Yu.M. Velichko. — Publ. 16.10.2000, Bul. 5. (Rus.)

Published
2016-03-20
How to Cite
Torchinskij, A., & Ljashko, A. (2016). OPTIMIZATION OF THERMAL AND AERODYNAMIC OPERATING MODE OF TUNNEL KILN FOR CERAMIC BRICKS CALCINATION. Energy Technologies & Resource Saving, (1), 66-71. Retrieved from https://etars-journal.org/index.php/journal/article/view/113
Section
Equipment and devices