I would like to know how improvements can be made to the existing VPSA process in order to reduce energy consumption
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Recently, I was helping someone work on a project, and the goal is to reduce the energy consumption of the VPSA process. Since I previously studied cryogenic methods, I am not very familiar with the specific calculations related to energy consumption in VPSA processes or with methods for reducing energy use. I would like to ask those who have more experience if they are aware of anything in this area
To carry out optimization, it is necessary to understand the operational parameters in practice, as well as the process data requirements for the preceding and following stages, and to take into account the design parameters of the equipment; trying to optimize without any of this information is nothing but theoretical speculation
It’s not easy to do this; the moving equipment is all there, and to reduce energy consumption one can only try to lower the load rate of those devices and improve the utilization rate of the fillers
Personal opinion: (1) Optimization of the process – some facilities in China use blowers with a pressure of 49 KPa, while others use those with a pressure of 39 KPa. (2) Optimization of air flow distribution to improve the efficiency of using molecular sieves. (3) Increase in the adsorption capacity of molecular sieves