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Volume 3078, Issue 1

24 April 2024

12TH INTERNATIONAL SCIENTIFIC CONFERENCE “TECHSYS 2023” – ENGINEERING, TECHNOLOGIES AND SYSTEMS

18–20 May 2023

Plovdiv, Bulgaria

All Issues

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In this Issue

PRELIMINARY
AUTOMATION, CONTROL SYSTEMS AND ROBOTICS
ELECTRICAL ENGINEERING AND ELECTRONICS
COMPUTER ENGINEERING, INFORMATICS AND COMMUNICATIONS
AUTOMOTIVE AND AERONAUTICAL ENGINEERING
MECHANICAL ENGINEERING
INDUSTRIAL MANAGEMENT AND DESIGN

PRELIMINARY

Preface: 12th International Scientific Conference “TechSys 2023” – Engineering, Technologies and Systems

AIP Conf. Proc. 3078, 010001 (2024) https://doi.org/10.1063/12.0025092

View articletitled, Preface: 12th International Scientific Conference “TechSys 2023” – Engineering, Technologies and Systems

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AUTOMATION, CONTROL SYSTEMS AND ROBOTICS

Designing an asset administration shell for an industry 4.0 3D printing production line

Petr Fiedler; Tomas Pecinka; Petr Marcon; Zdenek Bradac; Frantisek Zezulka; Lukas Venkrbec; Václav Kaczmarczyk

AIP Conf. Proc. 3078, 020001 (2024) https://doi.org/10.1063/5.0210119

Abstract

View articletitled, Designing an asset administration shell for an industry 4.0 3D printing production line

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Optimizing the fused deposition modelling process in terms of surface roughness

Maurice Schwicker; Nikolay Nikolov; Dirk Enk

AIP Conf. Proc. 3078, 020002 (2024) https://doi.org/10.1063/5.0210110

Abstract

View articletitled, Optimizing the fused deposition modelling process in terms of surface roughness

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System gramians computation for the one and two-dimensional heat equations

Kamen Perev

AIP Conf. Proc. 3078, 020003 (2024) https://doi.org/10.1063/5.0208348

Abstract

View articletitled, System gramians computation for the one and two-dimensional heat equations

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How the heat treatment and cladding strategy affect the properties of tool steel clads

Stanislav Němeček; Vladyslav Arseniuk

AIP Conf. Proc. 3078, 020004 (2024) https://doi.org/10.1063/5.0212997

Abstract

View articletitled, How the heat treatment and cladding strategy affect the properties of tool steel clads

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Bi-level optimization of inventory-production management

Todor Stoilov; Krasimira Stoilova

AIP Conf. Proc. 3078, 020005 (2024) https://doi.org/10.1063/5.0208332

Abstract

View articletitled, Bi-level optimization of inventory-production management

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Application of bi-level approach to traffic optimization

Yordanka Boneva

AIP Conf. Proc. 3078, 020006 (2024) https://doi.org/10.1063/5.0208337

Abstract

View articletitled, Application of bi-level approach to traffic optimization

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Artie max robot as a STEM education tool through integration technology, math and english language

Maya Staikova; Valentina Ivanova; Nayden Chivarov

AIP Conf. Proc. 3078, 020007 (2024) https://doi.org/10.1063/5.0208311

Abstract

View articletitled, Artie max robot as a STEM education tool through integration technology, math and english language

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Comparative study of selected speed estimation methods for asynchronous electric drives

Ivan Kostov; Sevil Ahmed; Ivanka Dimitrova

AIP Conf. Proc. 3078, 020008 (2024) https://doi.org/10.1063/5.0208979

Abstract

View articletitled, Comparative study of selected speed estimation methods for asynchronous electric drives

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Digital twin of a flexible assembly station

Albena Taneva; Desislava Atanasova; Krum Kutryanski; Michail Petrov

AIP Conf. Proc. 3078, 020009 (2024) https://doi.org/10.1063/5.0208994

Abstract

View articletitled, Digital twin of a flexible assembly station

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ELECTRICAL ENGINEERING AND ELECTRONICS

Study of the active power behaviour of LED’s lamps in uncontrolled operating conditions of environment and supply voltage

Stanimir Stefanov

AIP Conf. Proc. 3078, 030001 (2024) https://doi.org/10.1063/5.0208321

Abstract

View articletitled, Study of the active power behaviour of LED’s lamps in uncontrolled operating conditions of environment and supply voltage

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Experimental measurements of ECG signal using a textile monitoring system in training squash athletes

Elena Simeonova Nikolova

AIP Conf. Proc. 3078, 030002 (2024) https://doi.org/10.1063/5.0208562

Abstract

View articletitled, Experimental measurements of ECG signal using a textile monitoring system in training squash athletes

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Laser technology, origin, historical development, trends in the development of the application in the field of electronics

Elena Simeonova Nikolova

AIP Conf. Proc. 3078, 030003 (2024) https://doi.org/10.1063/5.0208563

Abstract

View articletitled, Laser technology, origin, historical development, trends in the development of the application in the field of electronics

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Investigating the efficiency of a photo diode - capacitor system

Georgi Dobrev; Nikolay Paunkov; Lyubomir Petrov

AIP Conf. Proc. 3078, 030004 (2024) https://doi.org/10.1063/5.0209168

Abstract

View articletitled, Investigating the efficiency of a photo diode - capacitor system

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COMPUTER ENGINEERING, INFORMATICS AND COMMUNICATIONS

Deploying an openstack cloud computing framework for containerized workloads

Radoslav Furnadzhiev; Mitko Shopov

AIP Conf. Proc. 3078, 040001 (2024) https://doi.org/10.1063/5.0208917

Abstract

View articletitled, Deploying an openstack cloud computing framework for containerized workloads

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Novel modeling of LOFAR’s high band antenna, using the finite element method

Pavlina Aleksieva; Peter Z. Petkov

AIP Conf. Proc. 3078, 040002 (2024) https://doi.org/10.1063/5.0208374

Abstract

View articletitled, Novel modeling of LOFAR’s high band antenna, using the finite element method

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Modelling an outdoor substation with dynamically occurring faults and conducting a preventative inspection

Velyo Vasilev; Stanimir Stefanov

AIP Conf. Proc. 3078, 040003 (2024) https://doi.org/10.1063/5.0209284

Abstract

View articletitled, Modelling an outdoor substation with dynamically occurring faults and conducting a preventative inspection

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Protein sequence alignment analysis using “biosequence alignments” database and bioinformatics system

Ivan Krastev; Stella Vetova; Dilyana Budakova

AIP Conf. Proc. 3078, 040004 (2024) https://doi.org/10.1063/5.0209017

Abstract

View articletitled, Protein sequence alignment analysis using “biosequence alignments” database and bioinformatics system

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A reinforcement learning algorithm for the optimal evacuation route finding from an electrical substation

Dilyana Budakova; Velyo Vasilev; Lyudmil Dakovski

AIP Conf. Proc. 3078, 040005 (2024) https://doi.org/10.1063/5.0209018

Abstract

View articletitled, A reinforcement learning algorithm for the optimal evacuation route finding from an electrical substation

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Properties and application of OpenZFS file system for secure data storage

Daniel Hristozov

AIP Conf. Proc. 3078, 040006 (2024) https://doi.org/10.1063/5.0208253

Abstract

View articletitled, Properties and application of OpenZFS file system for secure data storage

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An approach for modeling and restructuring datasets concerning pollutant emissions in the air

Delyana Dimova

AIP Conf. Proc. 3078, 040007 (2024) https://doi.org/10.1063/5.0208402

Abstract

View articletitled, An approach for modeling and restructuring datasets concerning pollutant emissions in the air

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AUTOMOTIVE AND AERONAUTICAL ENGINEERING

System for experimental determination of natural frequencies of automotive parts

Krasimir Ambarev; Valyo Nikolov; Stiliyana Taneva

AIP Conf. Proc. 3078, 050001 (2024) https://doi.org/10.1063/5.0209131

Abstract

View articletitled, System for experimental determination of natural frequencies of automotive parts

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Study of the thermal behavior of disc brake of a passenger car

Krasimir Ambarev; Stiliyana Taneva; Stanimir Penchev

AIP Conf. Proc. 3078, 050002 (2024) https://doi.org/10.1063/5.0209132

Abstract

View articletitled, Study of the thermal behavior of disc brake of a passenger car

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Pedestrian safety crossing ensuring at a light regulated junction

D. N. Saliev; I. S. Damyanov; N. S. Petcutsov

AIP Conf. Proc. 3078, 050003 (2024) https://doi.org/10.1063/5.0208302

Abstract

View articletitled, Pedestrian safety crossing ensuring at a light regulated junction

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Traffic flow density study at traffic light junction

D. N. Saliev; I. S. Damyanov

AIP Conf. Proc. 3078, 050004 (2024) https://doi.org/10.1063/5.0208304

Abstract

View articletitled, Traffic flow density study at traffic light junction

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Application of methodology for the organization of a roundabout to increase the capacity of a conventional intersection of Sofia. Part I: Geometric characteristics

G. D. Mladenov

AIP Conf. Proc. 3078, 050005 (2024) https://doi.org/10.1063/5.0208258

Abstract

View articletitled, Application of methodology for the organization of a roundabout to increase the capacity of a conventional intersection of Sofia. Part I: Geometric characteristics

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Application of methodology for the organization of a roundabout to increase the capacity of a conventional intersection of Sofia. Part II: Road traffic loading

G. D. Mladenov; S. P. Stoyanov

AIP Conf. Proc. 3078, 050006 (2024) https://doi.org/10.1063/5.0208260

Abstract

View articletitled, Application of methodology for the organization of a roundabout to increase the capacity of a conventional intersection of Sofia. Part II: Road traffic loading

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Determining the mechanism of occurrence of a traffic accident based on data from a digital tachograph

Milena Savova-Mratsenkova; Borislav Vasilovski

AIP Conf. Proc. 3078, 050007 (2024) https://doi.org/10.1063/5.0208396

Abstract

View articletitled, Determining the mechanism of occurrence of a traffic accident based on data from a digital tachograph

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Analysis of the CNG impact оn some of the combustion parameters of dual-fuel compression ignition engines

Atanasi Tashev; Yordan Stoyanov

AIP Conf. Proc. 3078, 050008 (2024) https://doi.org/10.1063/5.0208335

Abstract

View articletitled, Analysis of the CNG impact оn some of the combustion parameters of dual-fuel compression ignition engines

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MECHANICAL ENGINEERING

Investigating the loading of robotic palletized module by simulation

Peter Panev; Nayden Chivarov; Miglena Paneva

AIP Conf. Proc. 3078, 060001 (2024) https://doi.org/10.1063/5.0208957

Abstract

View articletitled, Investigating the loading of robotic palletized module by simulation

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Theoretic research on transient process in hydraulic cylinder with cushioning device with constant gap

Sasko Dimitrov; Mihail Komitovski

AIP Conf. Proc. 3078, 060002 (2024) https://doi.org/10.1063/5.0208519

Abstract

View articletitled, Theoretic research on transient process in hydraulic cylinder with cushioning device with constant gap

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Investigation of the behavior of steel 1.4852M in the conditions of short-term creep at 900 °C

Veselin Tsonev

AIP Conf. Proc. 3078, 060003 (2024) https://doi.org/10.1063/5.0208314

Abstract

View articletitled, Investigation of the behavior of steel 1.4852M in the conditions of short-term creep at 900 °C

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Overview and analysis of lifter types and ball mill operating parameters

Miglena Paneva; Peter Panev; Nikolay Stoimenov

AIP Conf. Proc. 3078, 060004 (2024) https://doi.org/10.1063/5.0208938

Abstract

View articletitled, Overview and analysis of lifter types and ball mill operating parameters

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Determination of accuracy in finishing machining trough surface plastic deformation with account of the phenomenon of technological heredity

Hristo Metev; Kalin Krumov

AIP Conf. Proc. 3078, 060005 (2024) https://doi.org/10.1063/5.0208291

Abstract

View articletitled, Determination of accuracy in finishing machining trough surface plastic deformation with account of the phenomenon of technological heredity

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Longitudinal fracture analysis of functionally graded curvilinear beam subjected to impact loading

Victor Rizov

AIP Conf. Proc. 3078, 060006 (2024) https://doi.org/10.1063/5.0208256

Abstract

View articletitled, Longitudinal fracture analysis of functionally graded curvilinear beam subjected to impact loading

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Analysis of delaminated multilayered rod under centric impact

Victor Rizov

AIP Conf. Proc. 3078, 060007 (2024) https://doi.org/10.1063/5.0208257

Abstract

View articletitled, Analysis of delaminated multilayered rod under centric impact

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Examination of damage in industrial technology process through virtual prototyping

Georgi Todorov; Konstantin Kamberov; Tsvetozar Ivanov

AIP Conf. Proc. 3078, 060008 (2024) https://doi.org/10.1063/5.0208246

Abstract

View articletitled, Examination of damage in industrial technology process through virtual prototyping

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Design improvement of component parameters by virtual prototyping

Konstantin Kamberov; Tsvetozar Ivanov

AIP Conf. Proc. 3078, 060009 (2024) https://doi.org/10.1063/5.0208247

Abstract

View articletitled, Design improvement of component parameters by virtual prototyping

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Validation of virtual complex polymer component through test measurements on physical prototype

T. Todorov; G. Todorov; B. Romanov

AIP Conf. Proc. 3078, 060010 (2024) https://doi.org/10.1063/5.0208284

Abstract

View articletitled, Validation of virtual complex polymer component through test measurements on physical prototype

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Comparison of two alternative design solutions of spherical self-aligning roller bearings

Dimitar Petrov

AIP Conf. Proc. 3078, 060011 (2024) https://doi.org/10.1063/5.0208977

Abstract

View articletitled, Comparison of two alternative design solutions of spherical self-aligning roller bearings

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INDUSTRIAL MANAGEMENT AND DESIGN

Opportunities to improve the effectiveness of cooperation between education and business

M. Dakova; A. Erturk; M. Ruseva; V. Zhekova

AIP Conf. Proc. 3078, 070001 (2024) https://doi.org/10.1063/5.0208400

Abstract

View articletitled, Opportunities to improve the effectiveness of cooperation between education and business

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Improved user interaction between higher schools and business organizations

Megi Dakova; Stanislav Dakov

AIP Conf. Proc. 3078, 070002 (2024) https://doi.org/10.1063/5.0208401

Abstract

View articletitled, Improved user interaction between higher schools and business organizations

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Digital transformation of higher education: Model for digital learning

Gergana Dimitrova; Maria Marinova

AIP Conf. Proc. 3078, 070003 (2024) https://doi.org/10.1063/5.0208135

Abstract

View articletitled, Digital transformation of higher education: Model for digital learning

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Tax policies of EU member state during the COVID-19 pandemic

Snezhinka Konstantinova; Nikolay Katrandzhiev

AIP Conf. Proc. 3078, 070004 (2024) https://doi.org/10.1063/5.0208515

Abstract

View articletitled, Tax policies of EU member state during the COVID-19 pandemic

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The bank branch of the future

Snezhinka Konstantinova; Nikolay Katrandzhiev; Asen Konarev

AIP Conf. Proc. 3078, 070005 (2024) https://doi.org/10.1063/5.0208518

Abstract

View articletitled, The bank branch of the future

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Dynamic pricing in data-based marketing

Mariyana Veselinova Kovacheva

AIP Conf. Proc. 3078, 070006 (2024) https://doi.org/10.1063/5.0208310

Abstract

View articletitled, Dynamic pricing in data-based marketing

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The changed global climate environment and the EU’s decarbonization policy

Ivan Tsanov; Ralitsa Todorova

AIP Conf. Proc. 3078, 070007 (2024) https://doi.org/10.1063/5.0208127

Abstract

View articletitled, The changed global climate environment and the EU’s decarbonization policy

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Transformation of the economic policy of the European union after the war in Ukraine

Ivan Tsanov; Ralitsa Todorova

AIP Conf. Proc. 3078, 070008 (2024) https://doi.org/10.1063/5.0208128

Abstract

View articletitled, Transformation of the economic policy of the European union after the war in Ukraine

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Artificial intelligence – Opportunities and threats

Тоni Мihova; Boyko Petev; Valentina Nikolova-Aleksieva

AIP Conf. Proc. 3078, 070009 (2024) https://doi.org/10.1063/5.0208991

Abstract

View articletitled, Artificial intelligence – Opportunities and threats

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Digitization, artificial intelligence аnd security

Boyko Petev; Тоni Мihova; Valentina Nikolova-Aleksieva

AIP Conf. Proc. 3078, 070010 (2024) https://doi.org/10.1063/5.0208129

Abstract

View articletitled, Digitization, artificial intelligence аnd security

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National and European policy supporting the development of innovation in Bulgarian enterprises

Tanya Gigova

AIP Conf. Proc. 3078, 070011 (2024) https://doi.org/10.1063/5.0208326

Abstract

View articletitled, National and European policy supporting the development of innovation in Bulgarian enterprises

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Modern opportunities for financing innovation in Bulgarian enterprises

Tanya Gigova

AIP Conf. Proc. 3078, 070012 (2024) https://doi.org/10.1063/5.0208327

Abstract

View articletitled, Modern opportunities for financing innovation in Bulgarian enterprises

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Empirical study of European financial markets response on COVID-19 pandemic

Stanimir Kabaivanov; Veneta Markovska

AIP Conf. Proc. 3078, 070013 (2024) https://doi.org/10.1063/5.0208478

Abstract

View articletitled, Empirical study of European financial markets response on COVID-19 pandemic

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Artificial intelligence through the lens of innovative industrial management and marketing

Ivelina Kulova

AIP Conf. Proc. 3078, 070014 (2024) https://doi.org/10.1063/5.0209982

Abstract

View articletitled, Artificial intelligence through the lens of innovative industrial management and marketing

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Growth opportunities in industrial management and engineering

Elitsa Kantardzhieva

AIP Conf. Proc. 3078, 070015 (2024) https://doi.org/10.1063/5.0208271

Abstract

View articletitled, Growth opportunities in industrial management and engineering

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Artificial intelligence - A strategic factor for digitalization of modern society

Katina Valeva; Desislava Shatarova; Dobrin Ganchev

AIP Conf. Proc. 3078, 070016 (2024) https://doi.org/10.1063/5.0209708

Abstract

View articletitled, Artificial intelligence - A strategic factor for digitalization of modern society

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PRELIMINARY

AUTOMATION, CONTROL SYSTEMS AND ROBOTICS

ELECTRICAL ENGINEERING AND ELECTRONICS

COMPUTER ENGINEERING, INFORMATICS AND COMMUNICATIONS

AUTOMOTIVE AND AERONAUTICAL ENGINEERING

MECHANICAL ENGINEERING

INDUSTRIAL MANAGEMENT AND DESIGN

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