VERTICAL ANTENNA EMBEDDED IN EARTH WITH CONDUCTIVE COATING-中国期刊网

摘要 Averticalantennaembeddedinearthwithconductivecoatinghasbeeninvesti-gatedbyemployingthemethodofintegralequation.ThistopicisavailabletoEM-MWD(Elec-tromagneticMeasurement-While-Drilling)system,whichisanewrealtimesystemfordrillingmeasurement.Undertheconditionthatthewavenumberoftheearthismuchlargerthanthatoftheair,acurrentintegralequationhasbeenderived.Afterthecurrentdistributionhavingbeendetermined,theelectricfieldstrengthontheearthsurfacehasbeenpredictedanditsdependencesontheoperatingfrequencyandthedepthofthewellhavebeendiscussedaswell.

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VERTICAL ANTENNA EMBEDDED IN EARTH WITH CONDUCTIVE COATING

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VERTICAL ANTENNA EMBEDDED IN EARTH WITH CONDUCTIVE COATING

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