Based on the composite stream of boiler ash is

The present invention relates to a compound-based boiler ash stream, the flow generator includes a frequency modulated sound, the fixing bracket, characterized by further comprising a source of compressed air, three vent source electrically controlled valve, the air jet generator, acoustic composite jet propagation tube, the acoustic jet intelligent control system and a sensor monitoring and control Huigou; wherein: said inlet end connected to a compressed air source and the vent source three electrically controlled valve, the three vent source electrically controlled valve and the outlet end respectively of FM gas flow generator and sound source inlet end of the air jet generator is connected to the outlet end of the audio stream and the acoustic frequency modulation of said acoustic propagation composite jet stream generator tube inlet end connected to the outlet end of propagation of the acoustic composite jet cartridge and a jet outlet end of the air jet generator are disposed facing the fixing bracket by heat exchange with an external member. The present invention will be FM audio stream having air jets and compound advantages and embodiments of the acoustic jet intelligent control, it has a good effect on the furnace or the flue gas heat exchanger remove grime etc.