Bulletin of
Vitebsk State
Technological
University

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SUMMARY

The questions of control by convective streams in shops with heat & gas emanating equipment with the purpose of effective removal harmfulness and salvaging of heat are considered in the given work. The laws of distribution of a thermal jet above warmed horizontal surface and ways of regulation of air flows in shops with heat emanating are cited The results of experimental researches of the lateral exhaust activated by intake jets with the purpose of its using are brought by impossibility of installation coaxial with technological furnaces of a local exhaust. Calculation dependences for definition of a source sizes ratio of excretion harmfulness, an exhaust and fitting pipes сдува, and also air consumption are given. Effective schemas for the organization of a local exhaust ventilation in shops with heat emanating are offered.