The long-term stable operation of industrial lime kilns is the core to ensure production efficiency, reduce energy consumption and equipment failure rate, and daily refined maintenance is of utmost importance. Equipment operation and maintenance should follow the principle of prevention first and combining prevention and control, establish a regular inspection mechanism, comprehensively control the equipment body, operating parameters, accessory status, etc., eliminate problems such as faulty operation and illegal operation, and avoid shutdown faults from the source.

The refractory materials and sealing system of the kiln body are the maintenance core. Regularly inspect the wear, detachment, and cracking of refractory bricks and castables in the kiln lining, and promptly repair and replace them to avoid high-temperature burning of the kiln steel structure. At the same time, focus on inspecting the sealing devices at the kiln head and tail, repairing aging and damaged parts, eliminating air and heat leakage problems, ensuring stable temperature inside the kiln, and reducing heat loss and dust spillage.

Regular maintenance of transmission and conveying systems is essential. Lubricating oil should be added to transmission components such as supporting wheels, blocking wheels, and reducers on time. Check for abnormal noise, vibration, and temperature during equipment operation, and adjust the coaxiality and clearance of the equipment in a timely manner. Strictly control the status of raw material conveying equipment, clean up blockages and debris, ensure uniform and stable feeding, and avoid imbalance of calcination conditions in the kiln due to uneven feeding.

Finally, it is necessary to regulate the working conditions and maintain the equipment for corrosion prevention. Real time monitoring of key parameters such as temperature, air pressure, and speed inside the kiln, fine-tuning the operating status according to production conditions, and preventing overheating and overload operation. Regularly clean up the accumulated ash and scale in the kiln, perform anti-corrosion and anti rust treatment on metal components, and improve the operation and maintenance ledger to record maintenance and operation data, providing data support for the long-term stable operation of equipment.