BURNER FOR HEAT GENERATOR

摘要

PROBLEM TO BE SOLVED: To provide a measure taken to stabilize a flame in a burner to a maximum limit. SOLUTION: The burner for a heat generator is provided. The burner comprises at least one premixing zone at an upstream side of a combustion chamber 30. The zone has a means 100 for generating a vortex flow of combustion air. At least one fuel injector 116 is provided in the zone. A sensor 400 is provided at a downstream side of the injector 116. The sensor 400 detects back fires 81, 80 of a premixing flame 50 in the burner from the chamber 30 to start fuel controlling.