The environmental reliability of gas-fired boiler units by applying modern heat-recovery technologies

© Fialko N. M., Navrodska R. O., Shevchuk S. I., Gnedash G. O., 2020 n. M. fialko, Corr. Member of the nAS of ukraine, Dr. Sc. (Tech.), Prof., orcid.org/0000-0003-0116-7673, r. o. navrodska, Cand. Sc. (Tech.), Senior research fellow, orcid.org/0000-0001-7476-2962, S. I. Shevchuk, Cand. Sc. (Tech.), orcid.org/0000-0001-8046-0039, G. o. Gnedash, Cand. Sc. (Tech.), orcid.org/0000-0003-0395-9615 Institute of Engineering Thermophysics of National Academy of Sciences of Ukraine, Kyiv, Ukraine, e­mail: nmfialko@ukr. net; navrodska­ittf@ukr.net; s.i.shevchuk@gmail.com