“…Taipale et al [70] conducted a study on the combination of an ionizer as an air cleaning method with an active chilled beam terminal unit and found that there would be a reduction of 6% to 15% in the secondary air volume flow rate. Ardkapan et al [71] evaluated the possibility of integrating an electrostatic filter and an active chilled beam terminal unit. It was shown that adding the filter accelerated the removal rate of the particles by 2 h -1 .…”