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Article
3D FEM simulation of responses of LWD multi-mode resistivity imaging sonde
A new multi-mode resistivity imaging sonde, with toroidal coils as source, can conduct three resistivity measurements: azimuthal resistivity, lateral resistivity, and bit resistivity measurements. Thus, the lo...
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Chapter and Conference Paper
Investigation on the Key Technologies of Micro Machine Tool and Prototype Development
In this work, the key technologies of Micro Machine Tool (MMT) are discussed in detail. A three-axis MMT prototype is developed. It is driven by ultra precision linear motors with high resolution linear encode...