Results 71 to 80 of about 6,849,826 (296)

Machinery Early Fault Detection Based on Dirichlet Process Mixture Model

open access: yesIEEE Access, 2019
The most commonly used single feature-based anomaly detection method for the complex machinery, such as large wind power equipment, steam turbine generator sets, and reciprocating compressors, exhibits a defect of low-alarm accuracy due to the non ...
Bo Ma   +4 more
doaj   +1 more source

An Optimized Pulse-Counting Method for Compensation Vector Calculation in the Automatic Balancer

open access: yesShock and Vibration, 2020
The accuracy of the counterweight positions in an automatic balancing system deeply affects dynamic balancing. Compensation vector is synthesized by the two counterweights located in the electromagnetic dual-weight automatic balancer.
Lifang Chen   +4 more
doaj   +1 more source

Recovery self-regulation in sport: Theory, research, and practice [PDF]

open access: yes, 2020
A large body of research has shown that self-regulation is an important aspect underlying athletes’ well-being and performance. However, self-regulation skills are equally important for post-performance situations, particularly with regard to the ...
Chris Englert   +5 more
core   +2 more sources

Purification and preparation of Marchantia polymorpha Auxin Response Factor 2 for phase separation studies

open access: yesFEBS Open Bio, EarlyView.
We describe detailed protocols for the purification and preparation of Marchantia polymorpha Auxin Response Factor 2 (MpARF2). This protein is fused to an MBP solubility tag and an mNG fluorescent tag and is purified from Escherichia coli. The presented procedures make it possible to study MpARF2 assemblies, which could arise from phase separation ...
Bas Janssen   +5 more
wiley   +1 more source

Rotordynamic Evaluation of Full Scale Rotor on Tilting Pad Bearings with 0.1 and 0.3 Preload

open access: yesShock and Vibration, 2014
A system identification method for rotating machinery stability evaluation is investigated based on sine sweep excitation testing with electromagnetic actuator.
Weimin Wang   +5 more
doaj   +1 more source

From acceptance to graduation: Supporting students in recovery throughout their college experience [PDF]

open access: yes, 2018
Students entering universities while in recovery from addiction face unique challenges, such as transitioning from a high school to a university, adapting to life after treatment, and/or transferring from a junior college or different university setting.
Singer, Leah J, Shiflet, John A
core   +1 more source

GelMA‐based 3D spheroids recapitulate transcriptomic and functional hallmarks of myeloid sarcoma

open access: yesFEBS Open Bio, EarlyView.
GelMA 5% hydrogels support the formation of myeloid leukemia spheroids that recapitulate MS‐specific features, including G1 arrest, apoptosis, and ECM‐driven transcriptomic reprogramming. The 3D model mimicked soft‐tissue‐like stiffness and oxygen conditions, and transcriptomic convergence with primary MS samples confirmed its utility as a preclinical ...
Nicolas Germain   +11 more
wiley   +1 more source

Stage-Aware Multi-Task Learning with Causal Degradation-Prior Fusion for Remaining Useful Life Prediction

open access: yesMachines
Remaining useful life (RUL) prediction of wind-turbine bearings is challenged by nonstationary wind loads, multistage degradation, substantial lifetime dispersion, and strict deployment constraints.
Lei Song   +7 more
doaj   +1 more source

Performance Analysis and Experimental Research of Electromagnetic-Ring Active Balancing Actuator for Hollow Rotors of Machine Tool Spindles

open access: yesApplied Sciences, 2019
Active balancing actuators are essential components of intelligent machine tool spindles to automatically reduce the unbalance vibration and promote machining accuracy and efficiency.
Xin Pan   +5 more
doaj   +1 more source

An indoor flying platform with collision robustness and self-recovery [PDF]

open access: yes2010 IEEE International Conference on Robotics and Automation, 2010
This paper presents a new paradigm in the design of indoor flying robots that replaces collision avoidance with collision robustness. Indoor flying robots must operate within constrained and cluttered environments where even nature's most sophisticated flyers such as insects cannot avoid all obstacles and should thus be able to withstand collisions and
Klaptocz, Adam   +4 more
openaire   +1 more source

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