PILLOW is the Unilab OmniApp which allows the calculation of pillow plate heat exchangers which have plates emerged in a circular or rectangular vessel whose content is continually moved by agitators. Batch procedure is used for this particular type of heat exchanger: it means that the user may always calculate the exact time needed for fluid to reach the right temperature.
OMNIApp Pillow is available in five versions: heating, cooling, condensing, evaporation and steam.