Development of Ultra–low Emission Multi–fuel Boiler System Using Plasma–Chemical Hybrid Clean Technology

Author(s):  
Tomoyuki Kuroki ◽  
Hidekatsu Fujishima ◽  
Atsushi Tanaka ◽  
Keiichi Otsuka ◽  
Masaaki Okubo
2011 ◽  
Vol 47 (5) ◽  
pp. 2210-2217 ◽  
Author(s):  
Hidekatsu Fujishima ◽  
Yusuke Yoshioka ◽  
Tomoyuki Kuroki ◽  
Atsushi Tanaka ◽  
Keiichi Otsuka ◽  
...  
Keyword(s):  

2021 ◽  
Vol 0 (0) ◽  
Author(s):  
Serhiy Serbin ◽  
Artem Kozlovskyi ◽  
Kateryna Burunsuz

Abstract The article describes the stability of gaseous fuel combustion in gas turbine low-emission combustion chambers with the plasma-chemical assistance. The mathematical model of unsteady processes in a low-emission combustion chamber with a plasma-chemical stabilizer that takes into consideration the impact of low-temperature plasma on aerodynamics flow in a combustion chamber and the characteristics of heat release is developed. A methodology of a numerical experiment concerning the stability of gaseous fuel combustion in a combustion chamber with plasma assistance using computational fluid dynamics, which enhances the efficiency of designing and adjustment, is proposed. Practical recommendations for improvement of stability of a gas turbine combustion chamber with partially premixed lean fuel–air mixtures, working on gaseous fuels, are developed. They allow to reduce pressure fluctuations inside the flame tube by 10–35%, to decrease spectral power of static pressure in the flame tube in 1.5–2.0 times, to reduce nitrogen oxide emission up to 33.6 ppm in the exit section while retaining a carbon monoxide emission level, that corresponds modern international ecological standards.


Author(s):  
Hidekatsu Fujishima ◽  
Yusuke Yoshioka ◽  
Tomoyuki Kuroki ◽  
Atsushi Tanaka ◽  
Keiichi Otsuka ◽  
...  

2021 ◽  
Vol 0 (0) ◽  
Author(s):  
Serhiy Serbin ◽  
Artem Kozlovskyi ◽  
Kateryna Burunsuz

Abstract The article describes the stability of gaseous fuel combustion in gas turbine low-emission combustion chambers with the plasma-chemical assistance. The mathematical model of unsteady processes in a low-emission combustion chamber with a plasma-chemical stabilizer that takes into consideration the impact of low-temperature plasma on aerodynamics flow in a combustion chamber and the characteristics of heat release is developed. A methodology of a numerical experiment concerning the stability of gaseous fuel combustion in a combustion chamber with plasma assistance using computational fluid dynamics, which enhances the efficiency of designing and adjustment, is proposed. Practical recommendations for improvement of stability of a gas turbine combustion chamber with partially premixed lean fuel–air mixtures, working on gaseous fuels, are developed. They allow to reduce pressure fluctuations inside the flame tube by 10–35%, to decrease spectral power of static pressure in the flame tube in 1.5–2.0 times, to reduce nitrogen oxide emission up to 33.6 ppm in the exit section while retaining a carbon monoxide emission level, that corresponds modern international ecological standards.


2005 ◽  
Vol 25 (4) ◽  
pp. 417-423
Author(s):  
M. L. Soriano-Martín ◽  
A. Porras-Piedra ◽  
A. Porras-Soriano ◽  
I. Marcilla-Goldaracena ◽  
M. L. Porras-Soriano

Author(s):  
Prof.RAE Aliev Z.H.

The current information on moisture and the temperature of the ground in managerial system by production to agricultural product necessary, in the first place, for taking the operative decisions at development ecological clean technology irrigation under growing agricultural cultures to achieve the maximum harvest. Key words: aerospace methods, COW, moisture, moisture test, arable, soil, ecology, vafer humidity, drill, graduation, tool, etc.


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