Flexible AC Transmission System FACTS refers to a family of power electronics based devices designed to increase power transfer capability of power transmission system. The main objective of FACTS is to obtain AC systems with a high level of flexibil
thinkiit solution hcverma class xii
good bok
THEORY OF ALTERNATING CURRENT FOR NEET AND IIT
Solution Manual to Alternating Current Circuit by CorcoranDescrição completa
Solution Manual to Alternating Current Circuit by CorcoranDescripción completa
We will study about the various types of ac circuits, how they work,their phasor diagrams,types of periodic form,analytical method and graphical method to find average value of alternating c…Full description
ohhFull description
IEC-129-Alternating Current Disconnector and Earthing Switches
IEC-129-Alternating Current Disconnector and Earthing Switches
WAG EoR
board notes class xii
WAG EoRDeskripsi lengkap
Calculation of Fault
current transformerDeskripsi lengkap
Full description
ALTERNATING CURRENT Lecture Notes
sin(a)+sin(") rom trigonometric identities twice (which will "e long and diicult), or we use phasors#
B Caacitive circuit
C
9C(ma/) 9>(ma/) i(t)
vC(t)
v(t)
n capacitive circuit current and potential are out o phase "y H0I [help remem"ering: current comes, ills capacitor, potential then is.#
&
v>(t)
v(t)
9=(ma/)
v=(t)
m
&t
Dhasor diagram: &
&
v(t)
m
v(t) is the component o sum vectorQ
9m
i(t)
&
&t 9m O
v(t)
5e can say: Current is H0I "ehind potential: v(t) 9m in(&t)
7i(t) ) min(&t -
Jr, Dotential is H0I ahead o current: m in(&t) i(t)RLC R + !. series circuitv(t) 9min(&t 9m9 mK
e and K or 9mmKC e
C
C
&t 2 o we ound v(t) 5hen i(t)min(&t) P v(t)9min(&t+O) Jr e*ually 7 ) we can say: 2 m R R or 9m( v (t ) Sin( t) i(&t- I) Sin t & )9 PO m m
R is total reactance called impedance. mLnit: Jhm(M). 9 and [ince the triangle rotates without changing shape:# m e9
e
KC is called capacitive reactance. Lnit: Jhm(M). 1 & C
X
C
9C
iven i(t), we will ind v(t); = i(t) min(&t) i(t)
