在隧道窑焙烧（Roasting in tunnel kiln）.docVIP

在隧道窑焙烧（Roasting in tunnel kiln） In the tunnel kiln roasting, often encountered in the accident problems and treatment methods include the following: 1 ignition 1.1 phenomena and hazards Lack of preparation is caused by ignition ignition or to reject waste brick and ignition failure phenomena. 1.2 reasons (1) the car ignition billet is not enough; (2) not operating according to the ignition operation essentials; (3) the ignition of coal without sufficient fuel; (4) the car ignition billet kiln brick high moisture; (5) point explosive technology is not comprehensive or not strong sense of responsibility; (6) did not grasp into the car, not the car into the cart into the kiln. The billet stack temperature dropped sharply and not up to the required temperature, normal roasting with fire, the last fire extinguished; (7) damper raised too high, the hot air is smoked in great quantities, resulting in low temperature kiln. 1.3 treatment methods (1) the availability of blank car ignition. The general ignition should be ready for more than 30 of the dry car; (2) to operate in strict accordance with the ignition operation essentials, built large cars, car yards and stove ignition billet is connected with the probe brick; (3) the car ignition billet kiln brick water must be according to within 6%, in order to avoid the ignition after the wet tile billet of the car collapsed in the kiln; (4) adjust the damper of kiln, kiln and shut the door, with the fan to control the flame length; (5) the correct grasp of the kiln coal feeding time, must stay out of more than 3 lines of the kiln burner, and the primer shiny when it can cast coal ignition in the kiln, the kiln stove and continue to put fire on the attack; (6) master the correct time into the car. We must burn more than 9 rows of fire, and the shiny primer can, in the car, but the stove must continue to burn. In more than 5 kiln car, stove can stop burning. (7) when the stop burning stove found after the fire temperature reduced