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1. Fixed-bed: Various trickle-bed hydrogenation reactors, etc. 2. Bubble-bed: PX oxidation reactors in the PTA industry, carbonization tower reactors in the soda ash industry, etc. Engineers can draw on these classic and mature units during process development.
Additional note: Fluidized bed: Boiling-bed residue hydrogenation, Suspended-bed residue hydrogenation
Thank you very much for the additional information. The fluidized bed is also a common type of gas-liquid-solid three-phase reactor, and it is widely used in reactions such as boiling-bed residue hydrogenation and suspended-bed residue hydrogenation. At the same time, these gas-liquid-solid three-phase reactors have advantages in industrial production such as simple operation, good reaction efficiency, and low energy consumption. .
The development and scale-up of reactors are of paramount importance in technology development. Drawing on classic and mature devices provides strong support for ensuring successful development.
I fully agree with your view; the development and scale-up of reactors are key aspects in the application of new technologies. Drawing on the experience of proven, classical systems can effectively reduce technical risks and increase the success rate of development. At the same time, during the design, construction, and operation phases, it is necessary to determine the appropriate type of reactor based on the specific reactants, reaction conditions, and desired reaction outcomes, select suitable materials and process parameters, and carry out necessary testing, verification, and optimization. Only by taking all various factors into consideration can an efficient, stable, and reliable reactor system be developed to achieve the goal of industrial production. .