Results 191 to 200 of about 489,649 (259)

Optimization of the maintenance system in the type ac drilling machines in the helmerich & payne company operating in colombia

, 2018
Antonio Jose Castañeda Bernal
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Kaji Eksperimental Pengunaan R22 dan R410A Berdasarkan Variasi Laku Aliran Massa Pada Mesin AC (Experimental Case Study of Air Conditioning Machine by Use R22 and R410A based on the mass flow rate)

, 2014
Dian Wahyu, Nasrullah Nasrullah, Khairul Amri   +2 more
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Brushless doubly-fed AC field machine

, 2007
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Comparison of AC Motors to an Ideal Machine Part I-Conventional AC Machines

2018 IEEE Energy Conversion Congress and Exposition (ECCE), 2018
While comparison of the torque produced by AC machines of a given topology is, today, a standard feature of the machine design process, comparison of machines from different families of machine types is less frequently undertaken. This two part paper compares the torque performance of 6 types of AC machines based on the same current level, flux level ...
Thomas A. Lipo, Wenbo Liu
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Machine learning predicts risk in ACS

Nature Reviews Cardiology, 2021
A new machine learning risk-stratification model accurately predicts the 1-year risk of ischaemic and major bleeding events in patients with an acute coronary syndrome and might be useful to guide clinical decision-making and optimize the quality of care of these patients.
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Comparison of AC Motors to an Ideal Machine Part II—Non-Sinusoidal AC Machines

IEEE Transactions on Industry Applications, 2019
This two-part article compares the torque performance of 12 types of ac machines based on the same surface current density, tooth flux density, and rotor dimensions. Part II examines the torque capability of machines more recently developed which utilize the wave shaping capability of a solid-state frequency inverter.
Thomas A. Lipo, Wenbo Liu, Zhentao Du
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AC induction machines

2010
Electrical drives are used to convert electrical energy to mechanical energy. They all use a magnetic field as the medium for energy conversion. As we will see the conversion is reversible, just as it is with hydraulic drive systems.
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