scholarly journals Phytotoxicity of the Substrate of Coal Mine Dumps under the Influence of Thermal Power Plant ash and Potassium Humate

2017 ◽  
Vol 3 (3) ◽  
pp. 1.1-1.7
Author(s):  
Yaroslav Shpak ◽  
◽  
Iryna Zapisotska ◽  
Volodymyr Baranov ◽  
Olha Terek ◽  
...  
1992 ◽  
Vol 49 (5) ◽  
pp. 207-209
Author(s):  
O. A. Golozubov ◽  
N. G. Kisilenko ◽  
V. V. Vinogradova ◽  
E. I. Gavrilov ◽  
L. S. Pokrovskaya

2013 ◽  
Vol 299 (1) ◽  
pp. 381-386 ◽  
Author(s):  
G. Buema ◽  
F. Noli ◽  
P. Misaelides ◽  
D. M. Sutiman ◽  
I. Cretescu ◽  
...  

2012 ◽  
Vol 429 ◽  
pp. 217-221
Author(s):  
Yun Na Wu ◽  
Jia Li Wang ◽  
Jiang Shuai Li ◽  
Zhi Qiang Lai

In real operation in the thermal power, the ash fields project often cannot be finished following the progress schedule, and this always impact on project running smoothly. In this article some representative delay factors were obtained through the survey and their relationship between themselves were analyzed using PCA method in the SPSS software and their importance of resolving this issue were determined. What is more important, according to this article we can guide our practice and solve our progress delay. It provides us a commanding reference to improve the progress of thermal power plants.


2016 ◽  
Vol 870 ◽  
pp. 175-180 ◽  
Author(s):  
E.A. Yatsenko ◽  
V.A. Smolii ◽  
B.M. Goltsman

The advantages and drawbacks of a modern thermal insulating material – cellular glass (foam glass) – and the use of manmade waste (in particular, thermal power plant ash-slag waste) in its synthesis were described. The results of studies into the development of composites and temperature-time synthesis modes of effective energy-saving cellular glass and materials based on it were shown, including the experimental samples of insulating boards and blocks with density of not more than 500 kg/m3; experimental samples of porous granules for lightweight concrete and thermal insulating fillers with density of not more than 250 kg/m3 –. Technology of cellular glass using the Novocherkassk State District Power Plant ash-slag waste was described. The developed technological solutions allow setting physical and mechanical properties of materials based on cellular glass (density, porosity, thermal conductivity, compressive and bending strength) by varying the amount of ash-slag waste in its composition.


2017 ◽  
Vol 167 ◽  
pp. 43-53 ◽  
Author(s):  
Juliana Aparecida Galhardi ◽  
Rafael García-Tenorio ◽  
Inmaculada Díaz Francés ◽  
Daniel Marcos Bonotto ◽  
Marcelo Pinto Marcelli

2009 ◽  
Vol 13 (1) ◽  
pp. 165-174 ◽  
Author(s):  
Vojin Cokorilo ◽  
Nikola Lilic ◽  
Miodrag Denic ◽  
Vladimir Milisavljevic

Stavalj deposit has over 180 million tonnes of coal reserves, which is considered by the Ministry of Mining and Energy as large energy potential of national importance. Pre-feasibility study was developed for the purpose of evaluation of new underground coal mine and thermal power plant complex. Mine is designed with two sets of mechanized longwalls, for the production rate of 2.3 million tonnes per year of run-of-mine coal or 1.68 million tonnes of clean coal. This production is sufficient for thermal power plant of 320 MW, based on circulated fluidized bed combustion boilers and one turbine, with emissions of CO2 at same level than power plants operated by Electric Power Industry of Serbia. Following review of the Pre-feasibility study, possibilities for further improvement of underground coal mine are suggested. These improvements comprises of operation with one larger mechanized longwall set and without coal processing plant. Effects of these suggestions are lower initial investments, lower roadway development requirements, improved energy efficiency at coal production and smaller number of workers, all of which contributing to reduction of capital and operational expenditures and lower cost of fuel.


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