This diploma thesis deals with a design of the water cooled horizontal combustion chamber for testing of burners with the maximum heat duty up to 2.5 MW. The design of horizontal combustion chamber is carried out with regard to the testing of different burner types. The proposal is elaborated up drawing documentation. The theoretical part of the diploma thesis describes briefly basic necessary theory about the classification of combustion chambers and burners. It was described advantages and disadvantages of basic group of burners. Last chapter of the theoretical part deals with a description of burner testing. The practical part of the diploma thesis consists of necessary calculations required for the determination of basic geometry of the...