US 10,365,052 B2
Self-cleaning heat exchange assembly
Henrik Tobias Anderson, Vaxjo (SE)
Assigned to GENERAL ELECTRIC COMPANY, Schenectady, NY (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on May 16, 2016, as Appl. No. 15/155,155.
Prior Publication US 2017/0328655 A1, Nov. 16, 2017
Int. Cl. F28G 1/04 (2006.01); F28D 7/16 (2006.01); F28G 15/04 (2006.01); F27B 3/08 (2006.01); F27B 3/26 (2006.01); F27D 17/00 (2006.01)
CPC F28G 1/04 (2013.01) [F27B 3/085 (2013.01); F27B 3/26 (2013.01); F27D 17/003 (2013.01); F28D 7/16 (2013.01); F28G 15/04 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A heat exchange assembly for exchanging heat between a coolant and a gaseous medium, comprising:
an outer jacket;
a plurality of gas tubes positioned within the outer jacket; and
a self-cleaning system positioned about the plurality of gas tubes,
the self-cleaning system comprising:
a plurality of chains attached to an upper bar to extend from the upper bar through the plurality of gas tubes,
an agitation device comprising an air cylinder and a piston, the piston extending from the air cylinder to contact the upper bar for reciprocal movement of the upper bar and attached plurality of chains, and
the upper bar connected to a channel bar by a support wire.