The main combustion furnace of the sulfur recovery system suffers from igniter malfunction and fire detection flashout during the fuel gas heating and ignition process before the hydrogen sulfide combustion reaction.Through the analysis of the causes of the problem,it was found that the clogging of the casting material,igniter discharge failure,fuel gas venting valve slow action and other aspects of the cause,after taking measures to solve the problem,the main combustion furnace ignition success,to ensure that the sulfur recovery plant to operate safely and steadily.
main combustion furnaceigniterfailureanalysismeasures
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