Energy efficiency of buildings is dependent on air exchange organization. There are different methods for efficiency estimation of it. As it is shown in literature review, they have significant limitations including ...

Control valve operation influences the efficiency of hydraulic systems. The deformation of the throttling characteristics in control valves by hydraulic resistances in a single-circuit regulated circuit is well studied. ...

The approach to calculate large-scale vortexes boundary layer using approach of Professor A. Tkachuk is offered. It based on geometrical analysis of idealized macrostructure shown as a growing or constant radius vortex ...

В Київському національному університеті будівництва і архітектури на кафедрі теплогазопостачання і вентиляції розроблено схему організації повітрообміну з подачею повітря над робочою зоною, а також створено повітророзподільник ...