High-temperature pipeline problems!

I. Hazards of high-temperature flue gases Transporting high-temperature flue gases over long distances is a common occurrence in many industrial processes. These high-temperature flue gases contain large amounts of harmful substances, such as sulfur dioxide and nitrogen oxides, which can cause serious harm to both human health and the environment. Prolonged exposure to high-temperature smoke can cause respiratory diseases, skin disorders, and it also pollutes the surrounding environment. II. Transportation method: To prevent high-temperature flue gas from causing harm to humans and the environment, such gas needs to be transported. There are two common methods of transportation: one is through pipelines, and the other is using fans and exhaust pipes. Regardless of the method used, strict safety measures must be implemented to ensure that no accidents occur during transportation. III. Protective Measures To prevent high-temperature smoke from causing harm to humans and the environment, a series of protective measures need to be taken. First, the delivery pipes need to be reinforced to ensure that they are not damaged by the impact of hot smoke. Secondly, valves and monitoring equipment need to be installed on the pipelines to enable timely handling in case of abnormalities. Finally, it is necessary to train the relevant personnel so that they understand the hazards of high-temperature smoke and the protective measures to take, enabling them to respond effectively in the event of an accident. IV. Conclusion: Transporting high-temperature flue gas over long distances is a dangerous task that requires strict protective measures. This article introduces the hazards of high-temperature flue gas, its transmission methods, and protective measures, in the hope of providing some assistance to professionals in related industries. In actual practice, appropriate protective measures must be devised according to specific circumstances to ensure workplace safety.

To transport flue gas at 1200°C, one can opt for pipes made of special high-temperature-resistant materials, such as high-temperature-resistant alloy steel or ceramic pipes. At the same time, the pipes need to be insulated in order to reduce heat loss and ensure operational safety. The pressure and flow rate within the pipeline also need to be considered to ensure that the flue gas can be transported smoothly and efficiently. .

It’s not that long either; it won’t exceed 5 meters!

If the transmission distance is short, not exceeding 5 meters, you still need to use pipes made of heat-resistant materials and provide proper insulation. Meanwhile, due to the short distance, the thickness of the insulation layer can be appropriately reduced to decrease weight and cost, provided that safety efficiency is ensured. Using pipes made of ceramic or special alloy steel would be a good choice. .

Flue lined with refractory cement + insulating cotton or corundum material

Relevant measures should be selected based on requirements such as flue gas flow rate, dust content in the flue gas, physical and chemical properties, flue gas recovery/discharge, and heat recovery. A induced draft fan is typically used as the driving force for transportation. Before entering the intake fan, it is necessary to recover heat through a flue gas cooler; only after cooling and dust removal by water washing can the air enter the fan. It is recommended to refer to the flue gas emission and heat recovery process in converter steelmaking; this should help solve your problem for your reference.