This monograph aims at giving an extensive treatment of modeling issues,7 m8 V! d8 ^) _( z% ]! n& Y0 G$ S
design methodologies and implementation aspects, arising when the adaptive* ^ s h3 ~9 p! N$ u. B, O
control theory is applied to nodal voltage control in power systems. 7 w8 D; P' w2 }1 T' _- n' S" zThe monograph is structured into six chapters and an appendix. The first- e! N$ |" D* o0 O6 M" P
three chapters introduce the reader to the voltage control problem and the" O4 }- B3 i; v/ p1 f9 U0 G
subsequent three chapters illustrate different design methodologies. In particular2 p0 ~' i3 C* C! B
the first chapter describes the power system control problem and the% u, @+ S' l+ \4 n, O- @/ U$ F
voltage control structures adopted in transmission, distribution and industrial $ F1 u/ m( ^1 ?& w$ z, P7 _electrical systems. The second chapter presents power system models that can; O9 ?) u$ Q1 H- m" T) w2 G& N" M
be usefully employed in voltage control design. The third chapter studies the 3 r8 _& j" j! v8 I# q' Mproperties of the Kalman filter used in the estimation of voltage and current1 g; L' m1 t1 c* l/ H( c5 \
phasors. The subsequent two chapters deal with the discrete-time design of, `% B9 s" C; t6 ?) r6 ~
respectively, self-tuning and model-reference adaptive voltage controllers. The# ~8 F7 k; G. U$ O4 f4 @
sixth chapter illustrates an adaptive design that is quite different from those 0 u+ u/ u$ k5 O( i8 x" t3 S S) dpresented in the two previous chapters, being based on an adaptive mechanism + J* l5 E: p; o6 K9 \5 qcompensating the power system model nonlinearities. Finally, the appendix 8 S, Z& s( T5 l W8 ^describes the high-voltage transmission system and industrial network used & H/ G3 U; J1 j4 C% t' zin the simulations reported in the monograph. . i- I- z. l; z3 y* V" nThe authors wish to thank Professor Arturo Losi who has actively contributed 6 {4 o( D: C$ uto the start-up of the research activities. Finally, the authors are % Y6 q7 Q) b6 t8 Y) h% C2 b3 pgrateful to all readers who will kindly contribute with their comments to further % L1 V4 p2 U! j1 o+ u# [( ^3 }enhance of this research topic. ! [9 U2 W3 z# x7 h$ K0 P3 {3 t; QCassino, Italy, Giuseppe Fusco) ^$ I O7 [# f# j3 I/ j) n
September 2006 Mario Russo