· The problems of the development and industrial appliion of electric drives for minelifting machines are discussed. Two types of electric drives,, AC electric drives with a cycloconverterfed synchronous motor and DC drives, are described.
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WhatsApp: +86 18203695377Mining safety bulletins. MSB No. 184: Workers ejected from underground work platform (30 August 2021) MSB No. 183: Hazard of lightning strikes on vehicles (24 May 2021) MSB No. 182: Competency of spotters for mobile load carrying equipment (22 February 2021)
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WhatsApp: +86 18203695377· Locally Linear Embedding (LLE) is a method of Non Linear Dimensionality reduction proposed by Sam T. Roweis and Lawrence K. Saul in 2000 in their paper titled "Nonlinear Dimensionality Reduction ...
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