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WRITTEN TEST ENERGY SYSTEMS 15 JULY 2021 Data Values from tables/Mollier charts Data from person code Person code: 12345678 123 45678 X 36 Y 260 Problem 1 Data for part A net electric power output, MW 36 steam temp at turbine inlet 540 steam pressure at turbine inlet 76 boiler pressure drop, % 25 condenser pressure, bar 0.10 hydraulic pumps efficiency 0.80 mech-el. Pump driver efficiency 0.95 turbine isentropic efficiency (each individual section) 0.90 mech-el turbine generator efficiency 0.97 boiler thermal efficiency 0.90 deareator pressure 3 Data for Part B HRSG pinch point temp diff, °C 10 HRSG heat losses,% 0.5 GT turbine oulet temperature, °C 560 GT flue gas flow rate 216 cp fumi, kJ/kg-K 1.05 approach point DT 20 PART A Determine p, h of each stream h_in_turb, kJ/kg 3501.5 from Mollier diagram s_in_turb, kJ/kgK 6.88 from Mollier diagram h_iso_extr, kJ/kg 2678.5 from Mollier diagram h_real_extr 2760.8 from def. of isentropic efficiency T_extr 138.44 T3 is read from the Mollier diagram s_extr 7.08 h_iso_out_turb 2242.4 h_out_turb 2294.2 h_out_cond 191.81 from sat. Steam tables p_out_booster_pump 3.00 work of booster pump, kJ/kg 0.36 from enthalpy change in a pump:s pec_volume*(pout-pin)/eta_hydraulic h_in_deareator 192.17 hout_condenser + booster pump work h_out_deareator 561.46 sat liquid at deareator pressure p_in_boiler, bar 101.33 from boiler pressure drop definition: pin = pout /(1-%_press_drop) work of feedwater pump, kJ/kg 12.29 from enthalpy change in a pum p:spec_volume*(pout-pin)/eta_hydraulic h_in_boiler 573.75 hout_deareator + feedwater pump work determine steam flow rates ratio deareator extraction flow/boiler inlet flow 0.144 imposing energy balance of deareator: m_boiler*h_out_dea = (m_boiler-m_ext)*h_in_dea + m_extr*h_ext --> mextr/m_boiler =…