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In the following paper, the special features of catalytic combustion, which are distinct from the developed theory of flame combustion are considered. They are connected with the properties and characteristics of catalysts, the developed surface for reaction and the comparatively low catalysts'...
Persistent link: https://www.econbiz.de/10005818516
In this paper, conditions of work, special features and problems of boilers with catalytic fluidised bed are described. The specific conditions, when the catalyst layer remains stationary and granular or becomes spouting, are also considered. There are some main zones in the catalytic boilers...
Persistent link: https://www.econbiz.de/10005751623
The new technology of flameless high-temperature combustion of fuel on the basis of catalytic method has the advantages consisting of the ecological cleanliess of process, the growth of volume thermal stress of furnace space and the reduction of specific quantity of metal and boiler cost....
Persistent link: https://www.econbiz.de/10005751633
In the presented paper, the special features of boilers with fixed catalyst layer and the types of catalyst fixing are described. The model of blackbody and radiant heat transfer from it to the heat-absorbing surface of boiler is also presented. The meaning of Catalytic Heating Element (CHP) is...
Persistent link: https://www.econbiz.de/10005751640
The experimental investigation of temperature effect on the discharge of pollutants in catalytic boilers was carried out in this paper. The comparison of flame and catalytic combustion revealed the advantages of catalytic combustion from the viewpoint of less NOSUB align=rightSMALLx/SMALL/SUB...
Persistent link: https://www.econbiz.de/10005751705
In the present paper, two construction methods for observing safety of catalytic boilers with fixed and fluidised bed are presented. They are connected with using the fuel nozzles cooled by water and the flame extinction filters. The experiments confirmed their positive effect. The article also...
Persistent link: https://www.econbiz.de/10005751723
The new method of decreasing NOSUB align=rightSMALLx/SMALL/SUB emissions in catalytic boilers consisting of two-stage (two-chamber) fuel oxidation is presented in the following paper. The corresponding plant and parameters in it are described. The second part of article contains the comparison...
Persistent link: https://www.econbiz.de/10005751770
In the following paper, the kinetics of forming nitrogen oxides and other harmful substances in catalytic power plants are described. First of all, the equilibrium NOSUB align=rightSMALLx/SMALL/SUB concentrations are considered. The discrepancy between equilibrium concentrations and real results...
Persistent link: https://www.econbiz.de/10005751818
In this paper, conditions of work, special features and problems of boilers with catalytic fluidised bed are described. The specific conditions, when the catalyst layer remains stationary and granular or becomes spouting, are also considered. There are some main zones in the catalytic boilers...
Persistent link: https://www.econbiz.de/10008538989
The new advantage of catalytic boiler consisting of the location of heat source near the consumer is described. It imposes some restrictions on the design of such a boiler, which is based on the zonal arrangement approach. The details of such design of boilers with catalytic fluidised bed...
Persistent link: https://www.econbiz.de/10008538995