Study on the moisture uniformity of paddy drying technology by employing air direction reversals;

Experimental study of displacement ventilation system with two heat sources;

The usage of displacement ventilation;

Some questions in displacement ventilation;

Evaluates the application of CFD in the study of replacement ventilation,and then according to the educing of formulas,presents guidelines for designing displacement ventilation system,which can provide better indoor air quality in the occupied zone and maintain a thermal comfortable environment.

Velocity field and temperature field of replacement ventilation of air-conditioning in a typical large space building are studied using FIDAP software.

Thermal comfort of replacement ventilation is analyzed and evaluated.

Presents three commonly used engineering control methods, including ventilation, air filtration and ultraviolet germicidul irradiation (UVGI), discusses the relationship between ventilation rate and infection rate based on the Wells-Riley equation, gives the filtration efficiency of some air filters for bacteria, and analyses the limitation of UVGI for airstream.

Pratice indicates that ventilation is an important measurement to control the environment in chicken house.

Focusing on the ventilation characteristics of the common housing,a thermosyphon heat exchanger prototype was designed.