FIELD: cogeneration plants for supplying main and auxiliary power demands. SUBSTANCE: cogeneration plant has vehicle, such as trailer provided with bearing frame 4 that mounts generators 8, 10, turbine engines 12, 14 driving these generators, and boiler 16 for recovering heat of turbine engine exhaust gases to produce steam; it also has simple-cycle outlet system 76 for discharging some portion of or all exhaust gases before they enter boiler 16 and outlet valves 72 for selective discharge of some portion of or all exhaust gases to simple-cycle outlet system 76. EFFECT: reduced size of mobile plant. 10 cl, 23 dwg
