Andrius Dzedzickis

Andrius Dzedzickis
Vilnius Gediminas Technical University | VGTU · Department of Mechatronics robotics and digital manufacturing

Doctor of Mechanical engineering

About

44
Publications
12,424
Reads
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225
Citations
Additional affiliations
September 2019 - present
Vilnius Gediminas Technical University
Position
  • Professor (Assistant)
Education
September 2014 - March 2019
Vilnius Gediminas Technical University
Field of study
  • Mechanical engineering

Publications

Publications (44)
Article
In this paper, modelling and theoretical research of micropositioning system with stepper motor are proposed. The aim of our research is to provide a method, which is suitable for modelling a ball-screw based positioning system controlled by a stepper motor. A created dynamical model of micropositioning system mechanical parts. The second type of L...
Article
Full-text available
Recent industrial robotics covers a broad part of the manufacturing spectrum and other human everyday life applications; the performance of these devices has become increasingly important. Positioning accuracy and repeatability, as well as operating speed, are essential in any industrial robotics application. Robot positioning errors are complex du...
Article
Full-text available
Vibration energy harvesting is receiving significant interest due to the possibility of using extra power in various machines and constructions. This paper presents an energy-harvesting system that has a structure similar to that of a linear generator but uses permanent magnets and magnetorheological fluid insets. The application of a standard vehi...
Article
Full-text available
Paper provides an attempt to create a methodology for automated structure health monitoring procedures using vibration spectrum analysis. There is an option to use autoregressive (AR) spectral analysis to extract information from frequency spectra when conventional Fast Fourier transformation (FFT) analysis cannot give relevant information. An auto...
Article
Full-text available
This review is dedicated to the advanced applications of robotic technologies in the industrial field. Robotic solutions in areas with non-intensive applications are presented, and their implementations are analysed. We also provide an overview of survey publications and technical reports, classified by application criteria, and the development of...
Article
Full-text available
Human falls pose a serious threat to the person’s health, especially for the elderly and disease-impacted people. Early detection of involuntary human gait change can indicate a forthcoming fall. Therefore, human body fall warning can help avoid falls and their caused injuries for the skeleton and joints. A simple and easy-to-use fall detection sys...
Article
Recent progress observed in 'powdered composites', considered as advanced electrical inductance materials, brought some promising applications in flexible tactile, pressure and force sensors, which can be based on compressed metal oxide powder mass materials. Therefore, in this paper the evaluation of the resistance of force-sensitive material – sy...
Article
Full-text available
Concept of symmetry covers physical link between road profile form, vehicle dynamic characteristics, and speed conjunction. Symmetry frame between these items is asymmetric itself and has no direct expression, but it affects a vibration level on the vehicle and driving comfort. Usually, we can change only the vehicle’s speed to achieve desired vibr...
Chapter
Definition of movement trajectories using absolute sensors is a challenging problem in various application fields due to the appearing additive errors. For the trajectory definition, most often used Inertial measurement units (IMU) consisting of accelerometers, gyroscopes, and magnetometers require the implementation of sensor fusion algorithms and...
Chapter
Road irregularities are the main effect influencing driving quality, due to its unpredictability driver can not find the best driving parameters easily and fast. Identification of road profile lets us control the vehicle’s damping characteristics and increase driving quality as fast as possible. Power Spectral Density (PSD) could be easily found fr...
Article
Microbial fuel cells can be efficiently used for simultaneous cleaning of wastewater and generation of electricity. This research demonstrates the applicability of Baker yeast cells in the design of microbial biofuel cells. The applicability the 9,10-phenantrenequinone (PQ) as a redox mediator in the design of yeast-based microbial cell (MFC) for t...
Article
Full-text available
Vibration analysis plays an essential role to enhance the design of the vehicle, related to its comfort and safety level. It is useful to determine the relations between the road profile or its characteristics to the particular properties of vehicles and evaluate the dynamic response to the applied road profile. During the design stage, the simulat...
Article
Full-text available
The progress observed in ‘soft robotics’ brought some promising research in flexible tactile, pressure and force sensors, which can be based on polymeric composite materials. Therefore, in this paper, we intend to evaluate the characteristics of a force-sensitive material—polyethylene-carbon composite (Velostat®) by implementing this material into...
Chapter
Full-text available
Positioning accuracy of articulated robots decreases significantly when they are fully loaded and operated at maximum speeds due to increased inertia. Hard-coding correction algorithms using traditional methods is extremely difficult. A system, which could automatically detect patterns in deviations and offer possible corrections at every motion cy...
Chapter
In order to achieve an accurate positioning for an investigation of micro- or nano objects or to operate with them in micro or nanoscale, modern and sophisticated tools are required. Over the past years of the development of micro- and nanomanipulation tools, novel types were invented, or old ones were upgraded. Those tools such as microgrippers, m...
Article
Full-text available
Automated emotion recognition (AEE) is an important issue in various fields of activities which use human emotional reactions as a signal for marketing, technical equipment, or human–robot interaction. This paper analyzes scientific research and technical papers for sensor use analysis, among various methods implemented or researched. This paper co...
Chapter
Living cells mechanical properties establishment from Atomic force microscopy (AFM) force-separation curves is a challenge because the calculated Young’s modulus depends on the applied mathematical model. The more reliable results can be obtained using finite element models. In this work, yeast cells with different mechanical properties were measur...
Chapter
Atomic force microscope (AFM) is a promising tool in micro and nano size objects researches. Contact mode AFM has advantages comparing to non-contact modes: the scanning speed is higher, and atomic resolution can be achieved. The main limiting factor in contact mode AFM is scanning speed. At high scanning speed the ‘loss of contact’ phenomenon occu...
Article
The dynamics of atomic force microscope (AFM) acting in contact mode is crucial for correct interpretation of AFM images and especially for the identification of artefacts and the determination of their sources. This paper presents a methodology for the interpretation and improvement of the AFM image quality. The developed AFM dynamic model has bee...
Article
Full-text available
In order to maintain competitiveness and a technical edge business entity are increasingly implementing advanced technical solutions in their operational processes, most of which include the installation of various type robotic systems. One of the best known and widely distributed examples of universal robotic system is Kuka-Youbot, which is a modu...
Article
Full-text available
Increasing the imaging rate of atomic force microscopy (AFM) without impairing of the imaging quality is a challenging task, since the increase in the scanning speed leads to a number of artifacts related to the limited mechanical bandwidth of the AFM components. One of these artifacts is the loss of contact between the probe tip and the sample. We...
Article
Elastic modulus of the furniture coatings is an important parameter, which indicates the curing state of the composite resin curable by the ultraviolet radiation. Non-contact way of elastic modulus measurement by the transverse acoustical waves, propagating perpendicular to the surface of a 10- $\mu \text{m}$ thick polymer, is shown as a suitable...
Preprint
Increasing of the imaging rate of conventional atomic force microscopy (AFM) is almost impossible without impairing of the imaging quality, since the probe tip tends to lose contact with the sample. We propose to apply the additional nonlinear force on the upper surface of a cantilever, which will help to keep the tip and surface in contact. In pra...
Conference Paper
Atomic force microscope (AFM) – is device widely used in many scientific fields for nano-scale surface scanning. AFM also can be used to probe mechanical stiffness, electrical conductance, resistivity, magnetism and other properties. The main limitation of AFM implementation is relatively low scanning speed. This speed depends from dynamical charac...
Conference Paper
Powering various electronic devices using mechanic energy harvester became ordinary solution for remotely installed ones. Recent installation of harvesters on surfaces with steady-state harmonic vibrations is well known. Harvesters, utilizing chaotic vibration for energy gaining, require define design and its dynamic parameters. Implementation of e...
Article
This paper presents modelling of various gas application to modified atomic force microscope sensor in order to change its existing dynamic characteristics. This paper represents part of continuous research, which is focused on improvement of scanning speed of atomic force microscope (AFM) sensor. Subject of our research is enhancement of dynamic c...
Article
This paper is intended to reveal possibilities of defects finding in the wire ropes using dynamic properties of the tensed wire rope using specially designed test rig. The subject of the research is the tensioned wire rope with broken wires, located on surface of the rope.Fragment of steel rope (4 mm diameter and 1.35 m length) was tested experimen...
Article
This paper dedicated of introduction of dynamic model of improved mechanical system of sensor of atomic force microscope. The subject of the research is enhancement of dynamic characteristics of cantilever - main mechanical part of sensor. These characteristics defines frequency of oscillations of mentioned cantilever and are main limitations of th...
Chapter
Atomic force microscope (AFM) is a remarkable device for nanoscale surface scanning. Among several positive features, speed of a scanning limits implementation of AFM. This paper proposes method that enables to increase a speed of scanning by modifying some features of mechanical sensor by adding a nonlinear force to lever of a mechanical sensor of...
Article
Full-text available
Atomic Force Microscopy (AFM) is a method that allows obtaining an image of the surface of the sample in high resolution. This article investigates the problems associated with modeling a mechanical structure of a microscope sensor of atomic force.The paper refers to the previous scientists’ works and describes most frequently used methods of model...

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Projects

Projects (3)
Project
The goal of this project is to develop a mechatronic excavator assistant system, test it in practice, and develop the first commercial version.
Project
The aim of Special Issue is to contribute to the state-of-the-art and to introduce current developments concerning modern vehicles, i.e., sensors and applications in measuring and automation control systems, power management systems, and artificial intelligence-based systems. We encourage potential authors to submit contributions of original research, novel developments, and substantial experimental works concerning road, robotic, and intelligent vehicles. https://www.mdpi.com/journal/sensors/special_issues/sensors_road_robotics_vehicle