TY JOUR TI MODELING AND AUTOMATION OF CHP PLANT BOILER EQUIPMENT KW CHP KW boiler equipment KW mathematical modeling KW automation KW PCS KW efficiency KW optimization KW emissions JO Modern Technologies and Scientific and Technological Progress AU Krivov, M.. AU Bugaev, E.A. PY 2026 IS 2026 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»