|
|
|
ΔEf* p.u. —
increment of the exciter armature EMF |
|
ΔEfd* p.u. — increment of the
generator EMF, created by the excitation current if* and
corresponds to Efd* |
|
ΔEq p.u.
— increment of the transient EMF along the q axis; |
|
ΔMэ1* ;
ΔMэ2* ΔMт*;
Mмх*; ΔMэ* ;
ΔMизб*; —
generator torques; |
|
(Mт —
turbine torque), referred to Sб.
Numerically equal to: |
|
ΔPэ* ;
ΔPт* ;
ΔPизб* ;
Pмх*; |
|
Δω*p.u. —
increment of the angular velocity; |
|
Δδ rad —
increment of the machine angle; |
|
ΔUa* p.u. —
increment of the stator terminal voltage magnitude on the generator
buses; |
|
Δf, ΔTг —
increment of the generator frequency; |
|
D — damping coefficient. |
| |