Zobrazeno 81 - 90
of 121
pro vyhledávání: '"A. M. Gyul'maliev"'
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)
Publikováno v:
Solid Fuel Chemistry. 43:351-356
The petrographic model for the assessment of quality characteristics according to the IGI procedure for coke produced by laminar coking of coal blends suggests the determination of the maceral composition and obtaining a vitrinite reflectance histogr
Autor:
S. G. Gagarin, A. M. Gyul’maliev
Publikováno v:
Solid Fuel Chemistry. 43:208-214
To obtain process gas and liquid products upon thermal action on low-grade (D, DG, and G) coals, it is reasonable to pyrolyze the lightest organic fractions with enhanced quality characteristics in terms of both the yield of liquid products (pyrolysi
Publikováno v:
Solid Fuel Chemistry. 43:159-164
The results of thermodynamic calculations on gasification of coal macerals with a vitrinite reflectance of R o = 0.73% in an H2O-O2-N2 medium with varying both the ratio between the components and the temperature of the process are reported. It ha be
Autor:
S. G. Gagarin, A. M. Gyul’maliev
Publikováno v:
Solid Fuel Chemistry. 43:17-24
It is reasonable to complement the conventional preparation of steam coal involving the removal of ash components and pyritic sulfur by the isolation of the lightest organic fractions, which possess enhanced performance characteristics. These fractio
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. 42:213-218
Comparative analysis of the electronic structure of molybdenum sulfides and their catalytic activity in hydrogenation reactions was performed from the results of Hartree-Fock ab initio quantum-chemical calculations using the STO 3-21G* and 6-311G bas
Publikováno v:
Coke and Chemistry. 51:31-42
Publikováno v:
Coke and Chemistry. 50:392-399
Publikováno v:
Solid Fuel Chemistry. 41:346-351
A generalized model of inhomogeneity of surface sites is proposed for adequate description of adsorption gases (CO2, CH4, CO, N2, SO2, H2S, C3H8) on spherical carbon sorbents manufactured according to the process designed at the Institute for Fossil