• 2022-06-09
    求图11 - 5(a) 所示二端口电路的 [tex=0.714x1.0]RRR4SYyCqv01G5bWEEMPdw==[/tex] 参数矩阵和 [tex=0.643x1.0]jDVSpgNhHe+VJmgvx3gg1Q==[/tex] 参数矩阵。[p=align:center][img=459x213]179ab35fd3b9776.png[/img]
  • 解 在原电路图上标出二端口网络电压和电流参考方向及复阻抗,如图 11 - 5(b) 所示, 则[p=align:center][tex=14.286x4.357]rZM5/OPAdr7aX+kNl9iwpMFsK1UEZduPN0/JMUCM2FOAJqmMoSoM2DvxmxPaZourTvHrR48X9Cpyv7ts+GHFqyNLGIoQWmBD8++5wue2zzO4bAgNsIddKHpAGeO1JiBORlga57RLVKJsaNzStbWdYz4g4gIcnFl0F+N29QktY/GCMf95c5a3QsJ2gyNqcopYB7lPzrUzuVhSdGyL0bXE5s4XgIlZnHJ0h9bWJy5xlWSmGKzp6LVjLrMtemojV55zNR0DTicVdAwhopHinMU40D6f3aFgSf3sHMzq8FdZVNY=[/tex]把式 (11-12) 代人式 (11 - 11)并整理得[p=align:center][tex=11.714x2.786]5/q9J/xKzcfdX9MiWfbKuOwb2H3G7H4OHX9epldx4TyrvkQvr96GRzzDYYAcczAJE8F6Y45j8zzhDAAQLpEAtiXFarX6jCwGaVrcLyEWjOYIEX+Hn8yylfuRlGLk3bChqoT1AL677Tn2lDtf2wRIgNorYav4cktKD6MUkbWOm58=[/tex]整理式 (11-12) 得[p=align:center][tex=9.5x2.357]bw64J2+p/9dvEQCr0xqzG/Vt47CQt51fv/jw7ezxpyWDsvmqBKPnmkAKzyp0jHil6RPfJh57cb/uuqXRlBU0/vmXsz5Px1QeuDr3xkSYoos1HpRDrbkbqYFIfs1zGSYcpt2daET/SMPUuosuTO9Hqg==[/tex]由式 (11-13) 和式 (11-14) 可知,该二端口网络的 [tex=0.714x1.0]RRR4SYyCqv01G5bWEEMPdw==[/tex] 参数矩阵为[p=align:center][tex=13.857x5.786]cCv3c0hKuuylZmI19MSJZzdexSOmGmj6LxmLtsKYOxoDLg2BjeStxVsAVJDPXLHclGrlMdKLvm9vYTZpfqFCS6zhRcqqMi2sc53aJ4zrOxn233HnlMVhK1gA1oZfWJx6rL1a4gOJJxaOmXG7gqL0NgfHnnOvsyAsG0EFGhlwXvl+Lg3iPJ8VgQwZ4oYIRJjcawywNBqcQkqoI8Fe/n7AUhz4XRCz2v/HALcreKsbAe0KwE2UYyGjtsaro0b6j54Z2rKbtQ7u6f9IEixnoslIwVq+QuR6c91ZzIwCHsNTBS/KPaW2aMBkPp//6tnrb08UjHFycE/rvtxmvn8gMjtHuQ==[/tex]由式 ( 11-15 ) 可知该二端口网络的 [tex=0.643x1.0]jDVSpgNhHe+VJmgvx3gg1Q==[/tex] 参数矩阵为[p=align:center][tex=16.214x5.786]3Hi9068haD5KEBWLz7H/jU08jPBEHzXNhR3rd8nNtnMyZyyin/bkwDG1SCMHvrXF9zoLyvZ3o9fq8B273tjV4Bzdpdu0ePH5eGlBurVpuNO0azuYD38PSgSzd5Y0/fpFND6Vhph+Ic1XtHOGgAJOmI9fRt7NaYcN0K6RAh9dP1Ttrsjpq/zCJB/tz5FR7neYqZ1AuRfV/e6kFUP90Z1AEzbpl+HExA3XDai9LvGpM68RLFxFVWW+h5MokRn6EVDWwdUPsqM+atjZ3bnmYme4a2w9NFhvhx5AOpq1gZQTFRGQO+1uZEubm4gFAGnaX8HtwSkWXaOY/6MEDx59XXoOrg==[/tex]

    内容

    • 0

      求题[tex=2.786x1.143]e+E8dT4vv67mOIV/Ng7Itw==[/tex]图所示双[tex=0.643x1.0]awBC2UvU2WxG45VihksPuw==[/tex]电路的[tex=0.643x1.0]O+viFNA0oHTwnBtQyi80Zw==[/tex]参数矩阵。[img=336x202]179cf9c7d0d316f.png[/img]

    • 1

      用电源等效变换,求图[tex=2.286x1.143]9mKT2GTE5fE2tSu9WzPJ5w==[/tex](a) 所示电路中电压 [tex=0.714x1.0]UsTt0JMISB2vmq9eVGUHdA==[/tex].[p=align:center][img=613x216]1798f1506b4ead7.png[/img]

    • 2

      求如图6-8所示二端口电路的[tex=0.786x1.286]pi/GsQ3apuRt43V3XQq/tA==[/tex]参数矩阵。[img=283x191]179a36ac88f9a67.png[/img]

    • 3

      用叠加定理求图 [tex=1.786x1.143]Gxdxxa2RIvLpcOERBjPvLw==[/tex] (a) 所示电路中的 [tex=0.714x1.0]X6uqj1A7AQmRFBpFsTbZTg==[/tex] 和电流源发出的功率 [tex=1.0x1.214]Zolq0rYf9/wirSLFUPxsiA==[/tex][p=align:center][img=606x232]1799d40754d45b8.png[/img]

    • 4

      求图 2.10 所示电路中的电流[tex=0.857x1.286]IZiDb2fzI7xuj3t1F56+Ew==[/tex]。[p=align:center][img=235x162]17aad892040c612.png[/img]