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Leakage treatment in sulfur-burning furnaces for sulfuric acid production

2024-04-30View Original

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After prolonged operation, local pulverization of the insulating bricks can occur in sulfur-burning furnaces used for sulfuric acid production. This allows flue gas to form condensate acid on the surface of steel plates, leading to corrosion and smoke leakage. In some cases, it may even cause localized overheating of the steel plates. Issues of this nature can be further discussed.
Reply #22024-04-30
To address the leakage issue in the sulfur combustion furnaces used for sulfur-based acid production, the following improvement measures can be considered: 1. **Enhance monitoring and maintenance**: Regularly inspect the condition of the insulating bricks; replace them promptly if severe degradation is detected, to prevent flue gases from coming into direct contact with the steel plates. 2. **Optimize material usage**: Replace existing insulation bricks and steel plates with materials that are resistant to high temperatures and acid corrosion, such as heat-resistant stainless steel plates or special corrosion-resistant coatings. 3. **Improve insulation design**: Enhance the design of the insulation layer to ensure effective insulation and prevent smoke from condensing on the surface of the steel plates, thereby avoiding the formation of acidic substances. 4. **Temperature monitoring and adjustment**: Improve monitoring of the temperature inside the furnace, and control it by adjusting combustion parameters or fuel supply to prevent localized overheating. 5. **Local reinforcement measures**: Reinforce or replace the steel plate areas that have suffered local heating or severe corrosion, in order to ensure the safe operation of the equipment. These measures can help reduce the risk of air leakage and other related issues, extend the service life of the sulfur incinerator, and improve overall safety and efficiency. .
Reply #32024-05-01
Haha, that’s great; it’s really amazing. Haha
Reply #42024-05-03
Ultimately, the leak must be located and fixed inside the sulfur incinerator; external measures can only provide temporary relief.
Reply #52024-05-16
These days, isn’t spraying coatings as a lining material more advantageous compared to using bricks?
Reply #62024-05-22
In my case, it’s not about rebuilding, but rather repairing with glue
Reply #72024-05-23
If the leakage is severe, the bricks need to be rebuilt.
Reply #82024-06-12
There is a problem with the lining of your sulfur incinerator; there is a risk of the lining collapsing;

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