Search Results - yilu+liu

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Accurate Magnetic Field Sensor and Method For Wireless Phasor Measurement Unit
A Wireless Phasor Measurement Unit (Wireless PMU) includes a coil for magnetic field transduction measurement of phasor data in a transmission line having a widely variable current. The coil output is amplified by a two stage, high gain, selectable gain ratio amplifier that maintains a substantially constant order of magnitude in the amplifier output...
Published: 8/12/2014   |   Inventor(s): Yilu Liu, Yingchen Zhang, Guorui Zhang
Category(s): Engineering, Devices, Electrical, Energy
Transformer Fault Diagnosis Tool
A combined artificial neural network and expert system software tool (ANNEPS) is developed for transformer fault diagnosis using dissolved gas-in-oil analysis (DGA). ANNEPS takes advantage of the inherent positive features of each method and offers a further refinement of present techniques. The knowledge base of its expert system (EPS) is derived...
Published: 9/11/2012   |   Inventor(s): Yilu Liu, Zhenyuan Wang
Keywords(s): Computer Sciences
Category(s): Computer Software