. . . , . , , 4050%.
, , . , 9095%.
, , , , . . , , , . , . . .
, . . 6.1. , (R).
6.1. .
. (i) , (U2) (Uc), t1-t2 t3-t4. t1-t2 . τ=R*C , , Um2 . Um2, , U2(t) U. , , (τ=R C) (t1 - t2). Um2 Um2. .6.1. t2 U2 (t) Uc, RH. (τ= R) , , , . , Um2.
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t3 U2(t) (Uc), I C . .
, .
, , , . , .
.6.2. , . , .
.6.2. () (,,), .
U1 ( ) , . U2(t) . U2(t) 1 , 2 4 . U2(t) 1, , , 2. 4. (S), , , U2(t) U(t)
id (. . 6.2. ), . U, Um2. U Um2 . , U2(t) U, id(t) R (..6.2.). (I), , .6.2.. 6.2. id(t) S.
, . . , . , , , .
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, , . .
, . , (L=wL). , , .. . (=1/w). , , .
=. / . .
(Um~) , (U.)
K=Um~ / U .
, ; - LC RC (. .6.3.).
. 6.3. - LC RC .
L . , . (. .6.3) R.
. .6.4.
.6.4. , .
:
- V=50V/50Hz.
- [R] 5,0 Ohm./1%
- c n12= 5/1.
- V, .
- 1N4001.
- V3, .
- , L C.
- V4, .
- , : (Rsc=10 hm) RL (Load), 100 Ohm;
-, .
1. .
. . , . , .
3. , Eletronics Workbench Lab.6.ewb, , .
4. .
5. , Vr=75 , [R] 5,0 kOhm, , 2%. V , V3, V4 .6.1.
R = Rcs+RL, 10, 50 100 . U=U4 =F (I), (R = Rcs+RL). R I = U4 / R = U4/Rcs+RL.
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. 6.1.
| U | U3 | U4 | Rcs | RL | R= Rcs +RL | I= U4/Rcs+ RL |
| A | ||||||
6. . , , L-C Vm~., Vm~ V..,V.. (L,).
C=1 μF, C =30 μF, C =100 μF. 6.2.
7. , C=1,0 μF, C=30 μF C=100 μF.
8. .=Um~/U. .=Um~ /U. =K./K. . .6.2.
.6.2.
| Ur | Um~ | U. | K. | Um~ | U.. | K. | c | |
| L= =1,0 μF | ||||||||
| L= C=30 μF | ||||||||
| L= C=100 μF |
6.5. . :
1. , , , , , , , .
2. .
3. , .
4. 6.1. 6.2., .
5. U.= U4 = F (I).
7. , C =1,0 μF C =30 μF C =100 μF. . .
6. .
7
