Zobrazeno 1 - 9
of 9
pro vyhledávání: '"A. M. Gyul'maliev"'
Autor:
A. M. Gyul’maliev, Zh. K. Kairbekov, E. Aubakirov, T. A. Yarkova, A. Zh. Kairbekov, Zh. Eshova
Publikováno v:
Chemistry and Technology of Fuels and Oils. 53:45-53
The results of thermodynamic calculations of temperature dependence of the equilibrium composition of the products from gasification of brown coal from the Kiyakty field (Kazakhstan) using feedstock with various compositions are reported. It is shown
Autor:
S. N. Khadzhiev, A. E. Batov, A. M. Gyul’maliev, M. Kh. Kadieva, Kh. M. Kadiev, N. V. Oknina, S. G. Gagarin
Publikováno v:
Petroleum Chemistry. 55:563-570
The features of hydroconversion of the organic matter of oil sludge have been analyzed by means of chemical thermodynamics and quantum chemistry using as an example the conversion of model organic compounds (aromatic structures, their alkylated and h
Publikováno v:
Solid Fuel Chemistry. 49:274-277
The structural index of coals δ, which characterizes the degree of unsaturation of organic matter, was used for predicting the degrees of conversion of brown and black coals from the promising deposits of Mongolia in the process of hydrogenation. Th
Publikováno v:
Solid Fuel Chemistry. 49:141-146
Reasons for different degrees of reduction of coals are analyzed. A calculated quantitative index (degree of reduction) is proposed for evaluating the degree of reduction of coals based on the structural and chemical characteristics of their organic
Publikováno v:
Solid Fuel Chemistry. 47:34-38
The equilibrium composition of the products of the fluidized-bed pressure gasification of brown coal from the Daurskoe deposit in Transbaikalia krai for the production of process gas (in particular, synthesis gas) was calculated with the use of a met
Autor:
S. G. Gagarin, A. M. Gyul’maliev
Publikováno v:
Solid Fuel Chemistry. 44:154-163
The algorithms and results of molecular modeling of the structure and (physicochemical and processing) properties of coal organic matter (COM) and its components (macerals) based on two approaches, (1) a generalized model of the COM structure and (2)
Autor:
A. M. Gyul’maliev, M. Ya. Shpirt
Publikováno v:
Solid Fuel Chemistry. 42:263-267
The enthalpy of formation for the organic matter of coals in the coal rank series was calculated from the heat of the complete combustion reaction. Three variants were considered in which the experimental heating values and the values found from the
Publikováno v:
Solid Fuel Chemistry. 41:257-266
On the basis of a set of linear equations that relate the amount of major elements nE (E = C, H, O, N, S) in the organic matter of fossil fuels to structural characteristics, such as the number of cycles R, the number of atoms nE, the number of mutua
Autor:
S. G. Gagarin, A. M. Gyul’maliev
Publikováno v:
Solid Fuel Chemistry. 41:19-27
The structural-chemical simulation of the formation of plastic state during the thermal treatment (pyrolysis, coking) of coals is based on allowance for intermolecular interactions in the organic matter. The feasibility of transition of coals to the