Results 81 to 90 of about 1,738 (216)

Observation of sonoluminescence and subharmonics

, 2005
In this paper we describe results of experimental investigation of multibubble somoluminescence. Experiments were done in acoustic resonator with water.
Kanakov, V., Sanin, A., Didenkulov, I., Selivanovsky, D., Chernov, V.   +4 more
core  

Preliminary field model of induction motor supplied with voltage containing subharmonics

, 2016
Artykuł dotyczy modelowania polowego silnika indukcyjnego klatkowego zasilanego napięciem zawierającym subharmoniczne. Zaprezentowano wstępny dwuwymiarowy model polowy silnika zaimplementowany w środowisku ANSYS Maxwell.
Pepliński, M., Hallmann, D., Gnaciński, P.   +2 more
core   +1 more source

Preliminary study on rotational speed fluctuations of induction motor supplied with voltage containing subharmonics

, 2016
Artykuł dotyczy wpływu subharmonicznych napięcia na wahania prędkości obrotowej silnika indukcyjnego klatkowego małej mocy. Badania wykonano metodą symulacyjną z wykorzystaniem wstępnego dwuwymiarowego modelu polowego silnika indukcyjnego.
Hallmann, D., Gnaciński, P.
core   +1 more source

Synchronized Measurement of the Fundamental Voltage and Harmonic, Interharmonic, and Subharmonic Components of the Electrical Grid Using an Adaptive Kalman Filter

Applied Sciences
The effects of harmonics, interharmonics, and subharmonics on low-voltage distribution networks, leading to a deterioration in electrical power quality, have become more evident in recent years.
Germán Martínez-Navarro, Salvador Orts-Grau, José Carlos Alfonso-Gil, Pedro Balaguer-Herrero   +3 more
doaj   +1 more source

Integrals of Subharmonic Functions

Irish Mathematical Society Bulletin, 1989
See also Bull. Math. Soc. 19, 343-349 (1987; Zbl 0596.31003).
openaire   +2 more sources

Subharmonics are not an infallible safety metric for cavitation dynamics

International Journal of Hyperthermia
Objective There has been a substantial increase in the range of applications for focused ultrasound in recent years with multiple clinical trials reporting promising results.
Qiang Wu, Michael D. Gray, Cameron A. B. Smith, Luca Bau, Constantin C. Coussios, Robin O. Cleveland, Eleanor P. J. Stride   +6 more
doaj   +1 more source

Convexity and Subharmonic Functions

Irish Mathematical Society Bulletin, 1986
In diesem Tagungsbericht macht der Autor auf neueste Ergebnisse im Zusammenhang von Konvexität und subharmonischen Funktionen und über verallgemeinerte Mittelwerte aufmerksam. Ausführlich sind oder werden diese behandelt: vom Autor [J. Math. Anal. Appl. 108, 507-514 (1985; Zbl 0582.31005)], vom Autor und \textit{M. Klimek} [Bull. Lond. Math. Soc.
openaire   +2 more sources

Subharmonics, Chaos, and Beyond

, 2011
While studying finite amplitude ultrasonic wave resonance in a one dimensional liquid-filled cavity, which is formed by a narrow band transducer and a plane reflector, subharmonics of the driver's frequency were observed in addition to the expected ...
Cantrell, John H., Yost, William T., Adler, Laszlo   +2 more
core  

Bi-parametric topology of subharmonics of an asymmetric bubble oscillator at high dissipation rate

, 2018
The subharmonic topology of a nonlinear, asymmetric bubble oscillator (Keller–Miksis equation) in glycerine is investigated in the parameter space of its external excitation (frequency and pressure amplitude).
Hegedűs, Ferenc, Klapcsik, Kálmán, Varga, Roxána   +2 more
core   +1 more source

A Rare Presentation of Orthostatic Tremor as Abdominal Tremor

Tremor and Other Hyperkinetic Movements, 2018
Background: Orthostatic tremor (OT) is a weight-bearing hyperkinetic disorder characterized by unsteadiness while standing that is relieved when sitting or walking.
Christina Mousele, Paul Bentley, Yen F. Tai   +2 more
doaj   +1 more source