作者: Timothy Lee , Joseph C. Lee
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摘要: An insertion type fluid volume meter and control system comprises a non-ferrous pipe, an electromagnet device, pair of electrodes, flow valve, controller. The device is for building up pulsed square wave magnetic field across the conductive liquid flowing through pipe. electrodes are disposed on outer surface pipe detecting electromotive force induced by Faraday's induction law. valve in controlling amount flow. controller configured to receive output signal consisting from base measured amount.