Koliienko V. Efficiency enhancement of biomass gasification and usage of producer gas at thermal power plants

object - the technology and installations of biomass gasification and heat generating plants using generator gas; goal - improving the efficiency of biomass gasification processes and developing ways of using the generator gas in heat installations for natural gas diversification; methods - methods of analytical modeling, Gibbs free energy minimization method, experimental studies using methods of physical experiment, mathematical statistics methods, planning of experiments method, experimental studies performed on the certified equipment; theoretical and practical results - the known theoretical facts are enriched and new methodical approaches and practical recommendations for biomass gasification processes and plants are developed to increase their efficiency, method of determining the facility effectiveness in consideration of energy recirculation ia developed, recommendations for the use of gas generators and a device for it combustion are done, gas generators design is proposed, recommendations for use of generator gas are given, method of mathematical modeling of biomass gasification based on the principle of Gibbs free energy minimization is improved; novelty - mathematical model and numerical algorithm of gasification process improved, for the first time experimental studies of biomass gasification process with the ability to separate factor analysis of the impact of a large number of parameters of the gas generators to optimize the thermodynamic efficiency of their work are done, for the first time optimization of biomass gasification process is done, the influence of the main gasification parameters and recycling opportunities on energy efficiency of gasification process is defined, research of efficiency of biomass gasification plants depending on the process parameters and physical and chemical properties of raw materials are further developed; the degree of implementation - the main results are implemented for equipment and biomass installations designing; sector (industry) application - the sphere of district heating, thermal power industry.