“High Efficient Rotary Air Preheater For Boiler Plants” for boiler plants’ is a boiler auxiliary device that absorbs heat from the hot flue gas (11) passing through, heats up the incoming cold air (12) and thus provides hot air for fuel combustion. The air preheaters have a considerable impact on the plant capacity,...
A heat transfer sheet pattern and assembly for rotary air pre-heaters is disclosed. The sheet (14) is made of series of repeat patterns (15) of length P which comprises a pair of notches (16, 17) spaced by distance Pn. Each of the notches (16, 17) comprises a pair of lobes (18, 19) projecting outwardly and having he...