IEVref:131-12-86ID:
Language:enStatus: Standard
Term: transmission line
Synonym1:
Synonym2:
Synonym3:
Symbol:
Definition: one-dimensionally distributed two-terminal-pair circuit element characterized by lineic inductance l, lineic capacitance c, lineic resistance r and lineic conductance g which may all be functions of the same space coordinate x, where the voltage u(x, t) and the electric current i(x, t), where t is the time, are related by the partial differential equations:

u(x,t) x =ri+l i(x,t) t MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meGabaGacmGadiWaaiWabaabaiaafaaake aacqGHsisldaWcaaqaaiabgkGi2kaadwhacaGGOaGaamiEaiaacYca caWG0bGaaiykaaqaaiabgkGi2kaadIhaaaGaeyypa0JaamOCaiaadM gacqGHRaWkcaWGSbWaaSaaaeaacqGHciITcaWGPbGaaiikaiaadIha caGGSaGaamiDaiaacMcaaeaacqGHciITcaWG0baaaaaa@50CE@

i(x,t) x =gu+c u(x,t) t MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meGabaGacmGadiWaaiWabaabaiaafaaake aacqGHsisldaWcaaqaaiabgkGi2kaadMgacaGGOaGaamiEaiaacYca caWG0bGaaiykaaqaaiabgkGi2kaadIhaaaGaeyypa0Jaam4zaiaadw hacqGHRaWkcaWGJbWaaSaaaeaacqGHciITcaWGPbGaaiikaiaadIha caGGSaGaamiDaiaacMcaaeaacqGHciITcaWG0baaaaaa@50BA@

NOTE – For the qualifier "lineic", see IEV 112-03-14.


Publication date:2002-06
Source
Replaces:
Internal notes:2013-05-08: Equation corrected. See correspondence. JGO
2017-06-02: Cleanup - Remove Attached Image 131-12-86.gif
2022-02-17: "see IEC 60050-111" obsolete and so reference replaced by "see <a href=IEV112-03-14>IEV 112-03-14</a>" as proposed by Reinhard Salffner 2020-06-09. JGO
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5: