Premixing gas burner - has axial or radial flow fan housed inside burner bar with end inlet

摘要

The pre-mixing gas-burner comprises a burner bar with an end inlet for ghe gas and combustion air and a fan delivering the latter. The fan is housed inside the bar, and can be of the radial-flow type (9), or alternatively axial-flow (4), in the latter case being at the bar inlet. Inside the bar there can be a perforated distribution and shielding baffle (7). ADVANTAGE - Simplicity, and requires minimum space for fan at bar end.