Retrofit of Denitrification and Denitrification of Flue Gas at Cement Kiln Tail

TechnologyBy allen02/15/20211 Comment

IntroductionA company’s 5000t/d cement clinker production line was completed and put into operation in 2008. In order to achieve the goal of ecological and environmental protection control, the company built a SNCR denitration system in 2012, and used ammonia water with a concentration of 20% to remove NOx formed in the cement kiln. SN-CR denitration…

Cause analysis and solution of frequency conversion

TechnologyBy allen02/15/20211 Comment

Introduction A company’s 2500t/d new dry clinker production line was put into operation in 2004, and the equipment has been running steadily. However, in July 2014, the reducer of the raw mill separator suffered mechanical damage. After the replacement of the new reducer, the motor of the separator was burnt out for several times. After…