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Start Over Descriptor "Pulp" Journal metallurgical & mining industry
12 results on '"Pulp"'

1. Noncontact NDT method of crushed ore particle size and density distribution in the pulp flow.

Author

Morkun, Vladimir and Morkun, Natalia

Subjects
*PAPER pulp, *SOLID phase extraction, *PARTICLE size distribution
Abstract

The method for determining of pulp solid phase particle size distribution and density is proposed. The measurement of pulp solid phase particles concentration (low-frequency ultrasound waves) and their density (gamma radiation) during controlled action of high-energy ultrasound radiation pressure on the trajectory of their movement in pulp flow is carried out. [ABSTRACT FROM AUTHOR]

Published
2016

2. Adaptive control system of ore beneficiation process based on Kaczmarz projection algorithm.

Author

Morkun, Vladimir, Morkun, Natalia, and Pikilnyak, Andrey

Subjects
*ORE-dressing, *ADAPTIVE control systems, *HYPERPLANES
Abstract

Using of Kaczmarz projection method and its modifications based on sequential orthogonal approximation projection on the hyperplane for the synthesis of adaptive control systems of iron ore beneficiation processes is described. [ABSTRACT FROM AUTHOR]

Published
2015

4. Ultrasonic testing of pulp solid phase concentration and particle size distribution considering dispersion and dissipation influence.

Author

Morkun, Vladimir, Morkun, Natalia, and Pikilnyak, Andrey

Subjects
*STANDARDIZATION, *MINERALS, *SOLID phase extraction, *ULTRASONIC testing, *NONDESTRUCTIVE testing
Abstract

The work is devoted to theoretical basis of ultrasonic testing of mineral disclosure degree, solid phase concentration and particle size distribution of crushed material in the pulp flow on the basis of Lamb waves parameters measurements considering the influence of dispersion and dissipation effects. [ABSTRACT FROM AUTHOR]

Published
2015

5. The adaptive control for intensity of ultrasonic influence on iron ore pulp.

Author

Morkun, Vladimir, Morkun, Natalia, and Pikilnyak, Andrey

Subjects
*ADAPTIVE control systems, *ULTRASONIC imaging, *IRON ores, *LYAPUNOV functions, *CONJUGATE gradient methods, *FLUCTUATIONS (Physics), *FEEDSTOCK
Abstract

A method for the intensity control of the high-energy ultrasound influence on the iron ore pulp using Lyapunov and gradient methods based on MRAC system is described. [ABSTRACT FROM AUTHOR]

Published
2014

6. Simulation of the Lamb waves propagation on the plate which contacts with gas containing iron ore pulp in Waveform Revealer toolbox.

Author

Morkun, Vladimir, Morkun, Natalia, and Pikilnyak, Andrey

Subjects
*LAMB waves, *THEORY of wave motion, *IRON ores, *ULTRASONIC measurement, *PHASED array antennas
Abstract

A method for the effective control of the pulp gas phase composition in the flotation process using dynamic effects of high energy ultrasound on the base of phased array technology and determination of its parameters are described. [ABSTRACT FROM AUTHOR]

Published
2014

7. The gas bubble size distribution control formation in the flotation process.

Author

Morkun, Vladimir, Morkun, Natalia, and Pikilnyak, Andrey

Subjects
*FLOTATION, *GAS phase reactions, *ULTRASONIC waves, *AMPLITUDE modulation, *RADIO frequency, *PRESSURE
Abstract

A method for the effective control of the pulp gas phase composition in the flotation process using dynamic effects of high energy ultrasound on the base of phased array technology and determination of its parameters are described. [ABSTRACT FROM AUTHOR]

Published
2014

8. Ultrasonic phased array parameters determination for the gas bubble size distribution control formation in the iron ore flotation.

Author

Morkun, Vladimir, Morkun, Natalia, and Pikilnyak, Andrey

Subjects
*PHASED array antennas, *FLOTATION, *IRON ores, *GAS phase reactions, *PARTICLE size distribution
Abstract

A method for the effective control of the pulp gas phase composition in the flotation process using dynamic effects of high energy ultrasound on the base of phased array technology and determination of its parameters are described. [ABSTRACT FROM AUTHOR]

Published
2014

9. Simulation of high-energy ultrasound propagation in heterogeneous medium using k-space method.

Author

Morkun, Vladimir, Morkun, Natalia, and Pikilnyak, Andrey

Subjects
*ULTRASONIC waves, *FIBER spaces (Mathematics), *THEORY of wave motion, *WAVE equation, *TAYLOR'S series
Abstract

The method and software based on this method for parameters estimation of the ultrasonic waves propagating in random heterogeneous medium are described [ABSTRACT FROM AUTHOR]

Published
2014

10. Modeling of ultrasonic waves propagation in inhomogeneous medium using fibered spaces method (k-space).

Author

Morkun, Vladimir, Morkun, Natalia, and Pikilnyak, Andrey

Subjects
*ULTRASONIC waves, *PARAMETER estimation, *INHOMOGENEOUS materials, *GAS phase reactions, *K-spaces
Abstract

The method for more accurately parameters estimation of the ultrasonic waves propagating in random heterogeneous media, including solid, liquid and gas phases is described [ABSTRACT FROM AUTHOR]

Published
2014

11. The gas bubble size parameters monitoring and control method.

Author

Pikilnyak, Andrey

Subjects
*GAS phase reactions, *BUBBLES
Abstract

A method for the effective control of the pulp gas phase composition in the flotation process using dynamic effects of high energy ultrasound and nature experiments on laboratory installation using high-speed video recording with data feedback via function programmed in Matlab for gas bubble size parameters monitoring and control are described. [ABSTRACT FROM AUTHOR]

Published
2015

12. Simulation of ore beneficiation based on the Hammerstein structure with distributed parameters.

Author

Morkun, Natalia

Subjects
*HAMMERSTEIN equations, *MAGNETIC separation, *ORE-dressing
Abstract

Article deals with the tasks of ore beneficiation decentralized control based on the Hammerstein structure with distributed parameters. It is found that the real distributed Hammerstein system can be obtained through the traditional by means of space-time decomposition Simulation results of useful component content in the output product of the magnetic separation were obtained. [ABSTRACT FROM AUTHOR]

Published
2015

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