CLEANABLE CIRCUMFERENTIALLY FINNED HEAT EXCHANGER

摘要

CLEANABLE CIRCUMFERENTIALLY FINNED HEAT EXCHANGER A heat exchanger for use in a particle laden gas stream and employing a plurality of circumferentially finned tubes. The tubes are arranged in line with respect to gas flow, and a soot blower uses an elongated tubular element with nozzles projecting steam downwardly between the in-line finned tubes. The soot blower is movable to traverse the heat exchanger. And the blowing medium may be interrupted when the soot blower is in line with the tubes. C790160