电路第06章-一阶电路和二阶电路课件.ppt

1、qCu.66121F10 F,1pF10 F10F()CCif u.d()d()d()()dddCCCC ututq titCttt22V,1s,24A1Cuti .2F.44V,2s,24A2Cuti ()CCug i.d()()dd()()dttCCCCuiCC utu1()0()()dtCCCuutiC 0000111()()d()d()()dtttCCCCCttutiiutiCCC01()(0)()dtCCCutuiCd()d()()()()()ddCCCCCCCututiCptutitC utttCC()22()2d()()/()d()d()d()()()2()02tttCCCCut

2、CCCCuCuWtpC udCC uuutuCutt 02200/()()()()2ttCCCCCWWtWtutut0tt.Li3361mH10 H,1H10 mH10 H.()LLug i()()()()LLLd Li tdi tdtutLdtdtdt.()LLif u0011()()d()()dttLLLLti tui tuLLLCuLiCiLuC222()/()()()022tLLLLLLW ti tii tt 0tt02200/()()()()2tLtLLLWW tW ti ti tRCsdd,ddCCCuuiCRCuutt0000()(),()()CCLLututi ti t0000

3、()(),()()CCLLititutut0000()(),()()RRRRititutut0000()()|,()()|CCt tLLt tututi ti t0000()(),()()CCLLututi ti t.10V101015CL.10V101015.(0)7.5V,(0)0.25ACLui127.5(0)0.25 102.5V,(0)0.5A15RRui10V101015.0.25A7.5V.1(0)(0)10(0)0VLRCuuu 2(0)(0)(0)0.25ACLRiii.414710i1i1C.4A414710i1i1.4A.1111(0)14(0)10(0)4(0)(0)(

4、0)4A(0)(0)2A(0)28VCCuiiiiiiiu1118(0)A(0)(0)4314(0)7(0)284(0)A3iiiiii4710i1i1.4A28VRC.s()()(0)RCutututdd,ddCCCRCuuiCuRiRCttsd(0)d(0)?CCCuRCuuttu.UsRC.0t0(0)CuUUss0(0)RuUUs0(0)CUUiR0(0)(0)CCuuU0(0)RuU 0(0)CUiR,;,0,0,0CRCCRCtuuituui，0d0(0)d(0)CCCuRCuttuU()etRCCutK0(0)1CuKU 0()()e(0)tRCRCututUt 0t0()e(0

5、)tRCCutUt0()()e(0)tRRCCUutittRR()(0)e(0)tRCf tft0uC,uR,iCtU0.Us-U0(Us-U0)/R-U0/R-U0uC(t)iC(t)uR(t)RC 伏特 库仑安培 秒 秒安培 伏特安培0()e(0)tRCCutUt000()etRCCutu000000()eee()0.368ttRCRCRCCCutuUut0uC,uR,iCtU0.uC(t0)t00t00()36.8%()CCutut0uCtU0.uC(t0)t00t00()36.8%()CCutut4000(4)()e1.82%()0CCCututut211()4eV(0),2stu t

6、t4t422()4eV(0),4stu tt0u1,u2t4V.u1u20t.UsR.L,LCLCLC iuuiGR00(0)(0)CCCduRCutdtuU00(0)(0)LLLdiGLitdtiI0()e(0),tGLLLi tItGLR0()e(0)tGLLIuttG()(0)e(0)tRCf tft()(0)e(0)tRCf tft0t.246216V1F3.886212V.26(0)166V286Cu(0)(0)6VCCuu661(0)A(84)6(48)632(84)6i8626V.4eq(48)626(48)6R 862.4eq2sR C2()6V(0)tCutet21()A(0

7、)3ti tet0uC,it4V.iuC.1A30tUsRC.(0)0Cus(0)RuUs(0)CUiRUs0tUss,0,0CRCCRCtuuituUui ph()()()CCCutututpsps(),()CCutAAUutUsd(0)d(0)0CCCuRCuUttu0t/h()et RCCutKs()etRCCutUKss(0)0CuUKKU sss()e(1 e)(0)ttRCRCCutUUUt/et RCKphs()()()e()(1 e)(0)ttRCCCCCutututUKutss()()e(0)tRCRCutUutUts()e(0)tRRCCUuittRRuC(t)iC(t)0

8、uC,uR,iCt.UsUs/RuR(t)RC00s()(1 e)tCutU00s()(1 e)tCutU001sss(1 e)(1 e)(1 e)ttUUU0s0()63.2%()CCutUut4t0uCtUs.uC(t0)t00t0()Cut063.2%()sCUut()100%()()CRCWWW 22s1()()22CCCWCuU 222SRCs00()d(e)d2tRCUCWRitRtUR 50%0t.1V1F21.1V21.t 2()V3Cu eq22s33R 21.1.52()(1 e)V(0)3tCutt1.5012()1()eV(0)33tCu tutt 0uC,u0t1V.

9、2V3.1V3uC(t)u0(t)0tUsRL.iL(t).ssUIRs(0)(0)0LLLdiGLiItdtis()(1 e)()(1 e)(0)ttGLLLi tIit0t.511.2410H18V.t ()3ALi 511.2418V.5A102s5LR511.24.2()3(1)A(0)tLi tetLL2od410d()20.5eA(0)6tiiti ttiL(t)i0(t)0iL,i0t3A.2A1A2.5A.0tUsRC.s0d(0)d(0)CCCuRCuUttuUs()()()eettRCRCCCpChutututAKUKs0s()()e(0)tRCCutUUUt0(0)1Cu

10、KU 0sKUU0s()etRCUU0uCtUs.U00uCtU0.UsUs.0s()e(1 e)ttRCRCCutUUs(1 e)tRCU0etRCU()()(0)()e(0)tRCCCCCutuuut ph()()()etf tf tftAK()()etf tfK()0()fAAf t (0)()1(0)()ffKKff()()(0)()e(0)tf tffft t ,LRCR0t.2123V.3Vo399A,(0)A28823ii 2123V.923(0)A834Li o3133(0)()A4248i212.3V3A4o39()A,()A48Lii t 212.3Veq12s 2LRR

11、212.2203393()eA(0);()eA(0)4284ttLi tti ttiL(t)0iL,i0t.3A4.3A89A8.3A4i0(t)0t.1mA10k10k20k10F10V.(0)20 1 1010VCu 1mA10k20k10V.(0)10VCu20(0)1mA20i1mA10k10k20k10V.10V101()1mA30 104i 1mA10k10k20k10V.t 1()20105V4Cu eq10kR3610 1010 100.1s10k10k20k.1010()5(105)e5 15eV(0)ttCutt 10101113()(1)eemA(0)4444tti tt

12、0uC,it.1mA4.10V-5V1mAi(t)uC(t)10C1013()emA(0)2044tui tt.1mA10k10k20k10F10V.0t1k.3k0.01H6V2k.010st 1k3k6V2k.(0)2mA(0)2mALLii010st 1k3k6V2k.()0ALi t 010st eq11eq1251.2ks3LRR 1k3k2k.63 1025()2emAtLi t10st 653 101025(10s)(10s)2e0.6mALLii()2mALi 1k3k6V2k.t 10st eq22eq2201.5ks3LRR 1k3k2k.5556(10)203 10(10

13、)1032()2(0.62)e2 1.4emAttLi t 0iLt.2mA0.6mA10s12120t.3k2k1k2k5F30Vm.(0)15V(0)(0)15VCCCuuu3k2k1k2k30V.AB1(0)(30 15)1518.75V3 1u3k2k1k2k30V.15V.AB()6V,()12VCuu t .3k2k1k2k30V.3k2k1k2k.36eq1144k105 104ms55R 250250AB()12(18.75 12)e126.75eVttutAB2(100ms)(156)611.14V1.52u3k2k1k2k30V.6V36eq2277k105 1017.5m

14、s22R t 0tAB()15Vu 3k2k1k2k.32(0.1)0.117.5 10AB()15(11.14 15)e153.86eVttut10uAB/Vt.18.751511.141218.100ms0t.215H16V.1(0)2A(0)6(0)(0)12A2(0)6(0)16(0)12ALLLiiiiiii216V.1()3.2A,()9.6ALii t .2116V.1eq4sLR1eq111122251184iiuiiRiiii 21.1.44()9.6(129.6)e9.62.4eAttLi t0iL/At.129.60t2A16V.1F2.1A.4.1H4.1A1A1.51

15、51eV(0)236tCuit8230.50.25eA(0)tLiit0t.2242V2H.1F2()41 e4eV(0)ttabCLutuit 00()10ttt(t)01tsss00()()0tu tUtUtus(t)0Ust(t)V1V.2()42eV(0)tCutt220(0)()(42e)()V42eV(0)tCttuttt(t)V631F.1V63.(0)0V,(0)1VCRSS12()V,()V33CRSS t 1V63.eq22sR 63.21()(1 e)()V3tCStt221()(e)()V33tRSttss()()u tUts()()CCutUSts()()RRutUS

16、t0000()1tttttt(t-t0)0tt010us(t)t1V2V-1V1s2s3s4s.s()()(1)3(2)(4)u ttttt02001()(1 e)()V3t tCSttttt0()()f tt f(t)t0()()00f tttt t00t()()0f ttt t0122242211()(1 e)()(1 e)(1)3311(3)(1 e)(2)(1 e)(4)V33ttCttuttttt(0)2VCu()CCCutuu22etCu0t36(t)V318V12662.7H.(0)1A(0)1ALLii318V1266.3A()3ALi t 31266.eq3 128113s3

17、12152LRR 2()(32e)()AtLi tt0iL/At.3A1Am1s6000gt0us(t)2V6V1ms._2kgmuC+2k2k2k_+F1.1F s()2()4(0.001)Vu ttt_+6k2k_+F1.6k6k.6k.+_3k+_1.5k.mm16000CCug ug3102()(1 e)()V3tCStt3331010(10)322()2(1 e)()41 e(10)V33ttCuttt 310()1 e()VtCutt 33331010(10)3102()()()2(1 e)()3241 e(10)+1 e()V3tCCCttutututttt RL.C0(0)LR

18、Cuuut22dddd,ddddCCCLLLRLuuuiiCuLLCuRiRCtttt22000dd0(0)ddd(0)(0),0dCCCCLCtuuLCRCutttuIiuUtCC210LCPRCP 21,2()42RCRCLCpLC1212()eep tp tCutKK2LRC12()eeptptCutKK t2LRC12d()e(cossin)tCutKtKt2LRC1,2djp 22111()()22RRpLLLC 2LRC12211,LC 2211()()022RRLLLC22221()()22RRpLLLC 2221()()022RRLLLC121122deedttCuKKt 12

19、20102121()ee(0)ttCUUutt2010122121,UUKK1212()eettCutKK12011220(0)d0dCCtuKKUuKKt 12120120L2121d()eedttCuCUCUi tCt 12002121()()ttUUeeLL1210202121d()()ee(0)d()()ttLLUUi tutLtt1220102121()ee(0)ttCUUutt0uCt.uC.1021UU02021U12002121()()()ttLUUi teeLLiL0iLt.021()UL021()UL121020L2121()ee()()ttUUut0uLt.021()UL

20、021()UL-U0.uL2212121121112ln,ln2ttt0tuCiLuLU0-U0t1t210,CLttui ：Z1,CLttui：RCLRCL122RppL 2LRC1122deeedtttCuKK tKt 12()eettCutKK t101012200(0)d0dCCtuKUKUuKKKUt 0()(1)e(0)tCutt Ut0d()e(0)dtCLuUi tCtttL 0d()(1)e(0)dtLCiutLt Utt 12112,2ttt2LRC221,2d1()()22RRpjjLLLC0d22d0,2RL01LC1d2d1ddd2dde(cossin)(sincos

21、)dttCuKtKteKtKtt 1d2d()e(cossin)tCutKtKt10102012dd0KUKUKUKK0d0dd()e(cossin)tCutUtUtd00sin,cos00dddd00e(cossin)tUtt00ddesin()(0)tUtt00ddddd()esin()ecos()dttCLuUi tCCttt200dddd00esin()cos()tCUtt 0ddsin()(0)tUettL00ddd()esin()(0)dtLLiutLUttt00dd()esin()(0)tCUutttddsin()0(1,2,3)ttkk d,2,3tddsin()0(1,2,3

22、)ttkk d0,2t220tuC,iL,uLU0.d0:,CLtuid:,CLtuiRCLRCLd:,CLtuiRCL0t.Us110.LCiii1s()LCCR iiuUddLCLiuRiLts11ddCCLUuuiCRRt2s2111dd()(1)ddCCCuuLRRLCRCuUtRtRR22dd1111100(0)ddCCCuuuttt0d(0)(0)1V,8V/sdCCCtuiutC()()()CCpChututut100()V11CputAA212111101.12,9.89pppp 100()V11Cput 1.129.8912()eettChutKK1.129.8912100()ee11ttCutKK10V110.1212012100(0)18.2110.11|1.129.898CCtuKKKduKKKdt 1.129.89100()8.2e0.11eV(0)11ttCutt