Title: Electric exploration signal transmitter
Application Number: 200610031320 Application Date: 2006.03.09
Publication Number: 1821809 Publication Date: 2006.08.23
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G01V3/00,G05B9/02,G05B11/01
Applicant(s) Name: Zhongnan Univ. Address: 410083
Inventor(s) Name: Chen Rujun, Liu Shi, He Jishan
Attorney & Agent: ning xingyao ning gang
Abstract:
     This invention discloses a sender of electric exploration signals, which applies IPM as the power conversion device to carry out intelligent control matched with a micro-controller, designs a dead zone time adjusting circuit at the input end of the drive isolation circuit control signals composed of a multiple analog switch, a resistor, a capacitor and OR gate and NOT-gate, a thermistor is set on the IPM surface and is connected with a temperature reducing system and a micro-controller to control the on and off of the fan intelligently by the micro-controller.
Time: 4
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