GTM_K081. Phc ha mch

Phng php th nt, chn

Vi Phng php dng mt li

2. Bin i h cm:

Vy:3. Xt ring ngun DC, ngn mch e(t)

xc lp DC, h mch t C Xt ngun e(t), ngn mch E, phc ha mch

Cc dng in tng cng

Cng sut tiu th 4. Tn s cng hng

H s phm cht: Hm truyn:

Gin Bode

5. Bin i tng ng Thevevin pha s cp

Tm Zth: cho ngn mch cc ngun p

Ti nhn cng sut cc i khi

6. Phng php i s:

Tm , gi s

M

Tm , c (do vung pha )

Tm UAB,

Tm , gi s

T , v

C th v th vect gii tng t7. a/ chn. Chui Fourier

Ph bin :

b/ ,

8. Phng php tch phn kinh in:-Xc nh p ng ca mch: chng chp cc trng thi t0,01-Tm nghim phng trnh c trng, xc nh thnh phn t do-t