The article describes the experience of JSC «ANHK» in modernizing the most energy-intensive stage of methylamine production in replacing the outdated grooved plates. The low productivity of the installation and the large diameters of the columns for the production of methylamines forced to take a non-standard approach to the selection and replacement of internal contact devices. The modernization made it possible to obtain a significant economic effect several times greater than the costs of developing and implementing the project
methylamines, rectification, grooved trays, valve trays.
1. Semenov I.A., Ul'yanov B.A., Dubrovskiy D.A., Kulov N.N. Modelirovanie rektifikacionnoy kolonny v proizvodstve metilaminov s uchetom neekvimolyarnosti massoobmena // TOHT. 2014. T. 48. №5. S. 587-593.
2. Ul'yanov B.A., Semenov I.A., Kulov N.N. Effektivnost' kontaktnyh tarelok s uchetom neekvimolyarnosti processa massoobmena // TOHT. 2011. T. 45. №5. S. 483