Ventilation and cooling design of VFD cabinet rooms for air cooled condensers of power plants in northern parts of China

Analyses the heat balance and air distribution of the internal environment of VFD cabinet rooms. Discusses several ventilation and cooling methods—fresh air handling unit method, all fresh air conditioning unit method, evaporating cooling unit method, etc. Develops a trial table using Excel software to calculate relative parameters. Compares the advantages and disadvantages of the ventilation and cooling methods. Analyses the causes of high temperature in some VFD cabinet rooms.