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1. Full Text Copper Loss Optimization Based on Bidirectional Converter for Doubly Salient Brushless Starter/Generator System
by Xu, Yanwu and Zhang, Zhuoran and Bian, Zhangming and Yu, Li
IEEE transactions on industrial electronics (1982), ISSN 0278-0046, 06/2021, Volume 68, Issue 6, pp. 4769 - 4779
reluctance machine | brushless dc generator | Windings | angular position control | Pulse width modulation | Inverters | Generators | Engines | Active rectifier | Rectifiers | extreme learning machine | copper loss | Copper | doubly salient machine
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2. Full Text Measuring orbital angular momentum of vortex beams in optomechanics
by Zhang, Zhucheng and Pei, Jiancheng and Wang, Yi-Ping and Wang, Xiaoguang
Frontiers of physics, ISSN 2095-0462, 06/2021, Volume 16, Issue 3
Laguerre-Gaussian rotational-cavity system | orbital angular momentum | optomechanics | optomechanically induced transparency | Physics, Multidisciplinary | Physical Sciences | Physics | Science & Technology
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3. Full Text Solar system planetary alignment triggers tides and earthquakes
by Awadh, Salih Muhammad
Journal of coastal conservation, ISSN 1400-0350, 04/2021, Volume 25, Issue 2
Potential energy | Angular speed | Gravitation | Seismic activity | Straight lines | Momentum | Velocity | Seismicity | Earth | Earth rotation | Northern Hemisphere | Earthquakes | Angular momentum | Belts | Inertia | Solar system | Kinetic energy | Configurations | Plates | Gravity | Equator
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4. Full Text Design and Realization of a Compact High-Precision Capacitive Absolute Angular Position Sensor Based on Time Grating
by Wang, Hewen and Peng, Kai and Liu, Xiaokang and Yu, Zhicheng and Chen, Ziran
IEEE transactions on industrial electronics (1982), ISSN 0278-0046, 04/2021, Volume 68, Issue 4, pp. 3548 - 3557
Electrodes | Absolute angular position sensor | capacitive sensor | reflective structure | Rotors | angular displacement measurement | Displacement measurement | Position measurement | Stators | Robot sensing systems | time-grating | Optical sensors
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5. Full Text Harmonics Reduction for Resolver-to-Digital Conversion via Second-Order Generalized Integrator With Frequency-Locked Loop
by Guo, Meishan and Wu, Zhong and Qin, Haoye
IEEE sensors journal, ISSN 1530-437X, 03/2021, Volume 21, Issue 6, pp. 8209 - 8217
Frequency locked loops | Band-pass filters | Resolver-to-digital conversion (RDC) | harmonics reduction | frequency-locked loop (FLL) | Harmonic analysis | Frequency estimation | second-order generalized integrator (SOGI) | angular position estimation | Phase locked loops | Power harmonic filters | Signal resolution
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6. Full Text Effect of angular misalignment of inner ring on the contact characteristics and stiffness coefficients of duplex angular contact ball bearings
by Xu, Tengfei and Yang, Lihua and Wu, Wei and Wang, Kai
Mechanism and machine theory, ISSN 0094-114X, 03/2021, Volume 157
Contact characteristic | Bearing stiffness | Angular misalignment | Duplex angular contact ball bearings | Engineering | Technology | Engineering, Mechanical | Science & Technology
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7. Full Text Comparison of scattering phase functions of reacting and non-reacting pulverised fuel particles
by Koch, M and Pörtner, L and Gu, Y and Schiemann, M and Rohlfs, W and Kneer, R
Fuel (Guildford), ISSN 0016-2361, 03/2021, Volume 287, p. 1
Complex index of refraction | Solid fuel combustion | Scattering phase function | Mie theory | Engineering | Engineering, Chemical | Technology | Energy & Fuels | Science & Technology | Combustion | Comparative analysis | Light | Bituminous coal | Broadband | Atmospheric models | Refractivity | Radiation | Particulates | Mie scattering | Light sources | Burning | Acoustic properties | Optical properties | Angular position | Pulverized fuels | Bituminous | Oxy-fuel
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8. Full Text Simulations of Intracycle Angular Velocity Control for a Crossflow Turbine
by Dave, Mukul and Strom, Benjamin and Snortland, Abigale and Williams, Owen and Polagye, Brian and Franck, Jennifer A
AIAA journal, ISSN 0001-1452, 03/2021, Volume 59, Issue 3, pp. 812 - 824
Torque | Separation | Computational fluid dynamics | Reynolds number | Fluid flow | Energy harvesting | Water currents | Electric power generation | Kinematics | Flow velocity | Angular velocity | Angle of attack | Separated flow | Configurations | Turbines | Cross flow | Confined flow
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9. Full Text Research on data synchronization technology between rotary table and fiber optic gyroscope
by Mou, Jiapeng and Su, Jingjing and Huang, Tengchao
Measurement : journal of the International Measurement Confederation, ISSN 0263-2241, 03/2021, Volume 173, p. 108579
Angular position | Fiber optic gyroscope | Data synchronization | Dynamic calibration | Rotary table | Equipment and supplies | Information management | Fiber optics
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10. Pneumatic hammer instability in the aerostatic journal bearing-rotor system: A theoretical and experimental analyses
by Dal, Abdurrahim and Karacay, Tuncay
Proceedings of the Institution of Mechanical Engineers. Part J, Journal of engineering tribology, ISSN 1350-6501, 03/2021, Volume 235, Issue 3, pp. 524 - 543
Engineering | Technology | Engineering, Mechanical | Science & Technology | Dynamic response | Angular speed | Nonlinear dynamics | Aerostatic bearings | Stability analysis | Dynamical systems | Military helicopters | Rotor dynamics | Poincare maps | Air flow | Waterfalls | Aerostatics | Dynamic stability | Differential equations | Mathematical models | Nonlinear response | Configurations | Journal bearings | Finite difference method
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11. Full Text Assessing Postural Instability and Cybersickness Through Linear and Angular Displacement
by Widdowson, Christopher and Becerra, Israel and Merrill, Cameron and Wang, Ranxiao Frances and LaValle, Steven
Human factors, ISSN 0018-7208, 3/2021, Volume 63, Issue 2, pp. 296 - 311
Engineering | Social Sciences | Life Sciences & Biomedicine | Ergonomics | Technology | Behavioral Sciences | Psychology | Psychology, Applied | Engineering, Industrial | Science & Technology | Angular speed | Locomotion | Center of pressure | Virtual reality | Computer applications | Stability analysis | Acceleration | Experiments | Variable speed | Posture | Best practice | Index Medicus | Space life sciences
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12. Full Text 25 au Angular Resolution Observations of HH 211 with ALMA: Jet Properties and Shock Structures in SiO, CO, and SO
by Jhan, Kai-Syun and Lee, Chin-Fei
The Astrophysical journal, ISSN 0004-637X, 03/2021, Volume 909, Issue 1, p. 11
Angular resolution | Radio telescopes | Carbon monoxide | Arrays | Density | Velocity | Ejection
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13. Full Text PWM signal generation for a quad-rotor with variable geometry arms
by Barbaraci, Gabriele and Stefanidis, Steve
Mechanical systems and signal processing, ISSN 0888-3270, 03/2021, Volume 150, p. 1
Arm’s angles | Moment margin | Action space | Quad-rotor | PWM | Engineering | Technology | Engineering, Mechanical | Science & Technology | Control equipment | Rolling motion | Angles (geometry) | Signal generation | Coders | Actuators | Algorithms | Angular position | Pitch (inclination) | Shaft encoders | Rotation | Geometric constraints
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14. Full Text The position control of the ball and beam system using state-disturbance observe-based adaptive fuzzy sliding mode control in presence of matched and mismatched uncertainties
by Zaare, Saeed and Soltanpour, Mohammad Reza
Mechanical systems and signal processing, ISSN 0888-3270, 03/2021, Volume 150, p. 1
Chattering | Ball and beam system | State-Disturbance observer | Matched and mismatched uncertainties | Sliding mode control | Engineering | Technology | Engineering, Mechanical | Science & Technology | Analysis | Measuring instruments | Angular speed | Fuzzy control | State space models | Asymptotic properties | Stability analysis | Angular velocity | Feedback control | Closed loop systems | Adaptive control | Uncertainty analysis | Information dissemination
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15. Full Text Low profile polarization‐insensitive wide stop‐band frequency selective surface with effective electromagnetic shielding
by Paul, Gouri Shankar and Mandal, Kaushik and Das, Priyanka
International journal of RF and microwave computer-aided engineering, ISSN 1096-4290, 03/2021, Volume 31, Issue 3, p. n/a
angular stability | frequency selective surface | polarization‐insensitive | wide stop‐band | electromagnetic shielding | Engineering, Electrical & Electronic | Engineering | Computer Science, Interdisciplinary Applications | Technology | Computer Science | Science & Technology | Frequency selective surfaces | Polarization | Unit cell | Broadband | Bandwidth | Electromagnetic shielding | Frequency ranges | Frequency stability | Equivalent circuits
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16. Full Text Pure mixed convection inside a vented square cavity with an isothermally heated rotating cylinder
by Priam, Shadman Sakib and Saha, Ranabir and Saha, Sumon
AIP conference proceedings, ISSN 0094-243X, 02/2021, Volume 2324, Issue 1
Finite element method | Angular speed | Computational fluid dynamics | Rotating cylinders | Fluid flow | Aerodynamics | Richardson number | Circular cylinders | Heat transfer | Convection
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17. Full Text The methodology for studying the oscillations of the axis of sight when observing the Earth’s surface from the Russian segment of the International Space Station
by Evdokimov, R. A and Tugaenko, V. Yu and Sarmin, E. E
AIP conference proceedings, ISSN 0094-243X, 02/2021, Volume 2318, Issue 1
Multinational space ventures | Technology transfer | Oscillations | International Space Station | Segments | Angular velocity | Background noise | Earth surface | Experiments | Energy transfer | Space stations | Visual perception
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18. Full Text Detection of Rotational Object in Arbitrary Position Using Vortex Electromagnetic Waves
by Wang, Yu and Liu, Kang and Liu, Hongyan and Wang, Jianqiu and Cheng, Yongqiang