The Master Thesis is completed in the Syllabus Heat Power and Thermal Engineering that goes in power industry, heat power branch. The papers are worked out on topical problems and a wide variety of topics: heat production, diversification of fuels, energy efficiency, district heating, thermal treatment of materials, drying, low-potential heat utilization, with heat pumps, for example, Organic Rankine Cycle (ORC) units use, etc. Every topic covers world experience, experiments on existing and created units are done, technical processes and apparatus are designed, produced, tested.