Causes for Flashback of PQZ-T Combustor and Preventive Measures

The main causes leading to and the factors affecting flashback of the gas-fueled combusting system are analyzed. Countermeasures against the said flashback involving modification of the burner structure and improvement of the burner operation manner are put forward, pinpointing the actual operation situation and related data of the combusting system. Good results have been obtained after implementation of the above mentioned actions.