New Ash and Sulfur Dioxide Emission Limit Levels for Large Combustion Plants and Best Available Techniques of Stack Gases Treatment

2021 ◽  
Vol 25 (8) ◽  
pp. 40-46
Author(s):  
V.P. Meshalkin ◽  
P.V. Roslyakov ◽  
T.V. Guseva ◽  
V.G. Dovi

In order to determine new technological parameters for reviewing ITS 38-2017, the authors analyse coal properties and techniques for sulphur and ash removal from the stack gases. The technologies of ash purification and desulphurization of gases are analyzed and recommendations for their effective use are given. New technological emission parameters for ITS 38-2017 review proposed and recommendations provided for expanding the list of the Best Available Techniques to be implemented at Russian large combustion plants.

Author(s):  
V.Yu. Belousova ◽  
◽  
N.V. Kondakova ◽  
S.N. Reznikova ◽  
N.S. Serpokrilov ◽  
...  

The results of the study of gas emissions from blocked wastewater treatment plants are presented. During the experiment, high concentrations of sulfur dioxide were detected. The analysis of methods for reducing the concentration of pollutants in the air of the working area of the aeration station was carried out. It is proposed to use a biochemical purification using a biofilter with a load of bark and biohumus. A model of the installation was constructed. To determine the technological parameters of the biofilter considered different types of combinations (height, moisture, particle size) of the carrier biomass and supporting layer of gravel, the effective processing time of the gas mixture. A decrease in sulfur dioxide, hydrogen sulfide, and formaldehyde was found. Additional advantages of the applied biologically active filter material are given.


Author(s):  
Philip R. Kyle ◽  
Lauri M. Sybeldon ◽  
William C. McIntosh ◽  
K. Meeker ◽  
Robert Symonds

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