Tandem Steam Turbine | Programmable Parameters

tb_t3: Time constant of steam chest (s)
tb_Tr1: Time constant of reheater 1 (s)
tb_Tr2: Time constant of reheater 2 (s)
tb_fh: Fraction of mechanical power provided by HP turbine (pu)
tb_fi: Fraction of mechanical power provided by IP turbine (pu)
tb_fl: Fraction of mechanical power provided by LP turbine (pu)
tb_t4: High pressure turbine time constant (s)
tb_t5: High pressure turbine time constant (s)
tb_t6: Intermediate pressure turbine time constant (s)
tb_t7: Intermediate pressure turbine time constant (s)
tb_t11: Low pressure turbine time constant (pu)
tb_t12: Low pressure turbine time constant (pu)
tb_ai: IP valve opening (pu)
tb_al: LP valve opening (pu)
tb_swl: By-pass of second reheater
turb_on: Selection of turbine operation. (On=Normal operation; Off=no turbine, constant mechanical power equal to Peo)
turb_mod: Selection of turbine model. (Internal: actual model; External: model supplied by user).