Department of Electrical Power Systems

The Department of Electric Power Systems was established in 2014 after merging the departments of Electrical and Control Devices, Electrical Engineering, and Ergonomics and Electrical Engineering. Currently, the department employs 43 academic professionals specialising in the following areas of research and study: electrical energetics systems stability, electrical machines, electric and magnetic fields, corona discharge, electrical engineering, power electronics, renewable energy system projects, lightning prevention, surge prevention, equipment insulation, ergonomics, work environment, human safety, and the prevention against industrial accidents.

Studies
Research

Studies

Lecturers of the department coordinate the undergraduate degree programs of Renewable Energy Engineering, Electrical Engineering as well as the graduate degree programs of Electrical Energy Engineering, Electric Power Systems, and Energy Technologies and Economics.

Research

Scientific areas:

T 001, T 006.

Research areas:

1) Computational intelligence. Research includes the development of computational intelligence-based methods for adaptive data analysis and decision-making and research on the characteristics of electrical converters and electrical machines.

-> Research group “Computational intelligence”

2) Electric and Energy Systems. The focus is on the reliability of energy systems and security of energy supply, the energy market, the development of smart technologies, the development of renewable and distributed generation energy systems, and their integration into energy systems.

-> Research group “Electric and energy systems”

Department researchers carry out a wide range of experiments in the laboratories and research centres of intelligent power technologies and network development, electrical machinery performance testing, electrical materials, energy calculations, power plant and substation processes, high-voltage electrical systems, electrical system automation, high voltage, renewable energy systems and reservoirs, micro machines, high voltage testing and renewable energy sources, microprocessor devices and modelling, power electronics, solar and wind energy converters, electrical and control devices, renewable energy device management, energy-efficient power device research, electricity circuits, electromagnetic fields, electromagnetic field simulation, electromagnetic field devices, electromagnetic research, human safety, ergonomics, lighting equipment, electrical and electronic circuits, and applied electrical engineering.

Contacts

Department of Electric Power Systems

Lina Startienė
Akademinė asistentė

El. paštas: lina.startiene@ktu.lt

The most important scientific achievements 2020-2024

Science projects

International:

The EU Framework Programme for Research and Innovation “Horizon 2020” project „ One Network for Europe (OneNet)“, 2023-2024, dr. S. Gudžius;
Joint Baltic-Nordic Energy Research Programme project “Interconnecting Baltic Sea countries via offshore energy hubs (BaltHub)”, 2021-2023, dr. S. Gudžius;
Baltic Research Program, funded by the European Economic Area and Norway 2014-2021 financial mechanisms, project “Optimised Residential Battery Energy Storage Systems (ORBES)”, 2020-2023, dr. A. Jonaitis;
The EU Framework Programme for Research and Innovation “Horizon 2020” project “Smart grid competence hub for boosting research, innovation and educational capacities for energy transition (SMAGRINET)”, 2019–2021, dr. D. Gudžius.

National:

2021–2027 Operational Programme for the European Union Funds’ Investments under the Measure No. 05-001-01-05-07 “Establishing a coherent system for the promotion of innovative activities” under the activity “Stimulating the supply of innovations” project “Development of the platform of Renewable Energy Communities for the management of its’ members electric power”, 2024–2026, dr. S. Gudžius;
Research Council of Lithuania (RCL) research group project “A deep learning-based automated system for seabed imagery recognition and quantitative analysis (DEMERSAL)”, 2019–2022, habil. dr. A. Verikas;
2014–2020 Operational Programme for the European Union Funds’ Investments under measure No. J05-LVPA-K “Intellect. Joint Science-Business Projects” project “KRUONIS FPV”, 2019–2021, dr. D. Gudžius.

Significant publications

Kielaitė-Gulla, Aistė (inv.); Raišutis, Renaldas (inv.); Strupas, Kęstutis (inv.); Samuilis, Artūras (inv.). Ultragarsinio tyrimo ir ultragarsinio tyrimo su kontrastine medžiaga vaizdų bei duomenų analizės sistema kasos patologijų ankstyvajai diagnostikai atlikti automatiniu būdu (System of image and data analysis of ultrasound examination and ultrasound examination with contrast material for early diagnosis of pancreatic pathologies automatically) / inventors: A. Kielaitė-Gulla, R. Raišutis, K. Strupas, A. Samuilis; owners: Vilnius University, Kaunas University of Technology. LT 6911 B. 2022-05-10. [Espacenet] [Field of research: M 001, T 001, T 010] [Contribution: 0,250]

Villalon Fornes, Ignacio; Vaičiukynienė, Danutė; Nizevičienė, Dalia; Tamošaitis, Gintautas; Pupeikis, Darius. The improvement of the thermal and acoustic insulation properties of phosphogypsum specimens by adding waste wood fibre // Construction and building materials. Oxford : Elsevier. ISSN 0950-0618. eISSN 1879-0526. 2022, vol. 331, art. no. 127341, p. 1-11. DOI: 10.1016/j.conbuildmat.2022.127341. [Science Citation Index Expanded (Web of Science); Scopus] [IF: 7,693; AIF: 5,545; IF/AIF: 1,387; Q1 (2021, InCites JCR SCIE)] [Field of research: T 002] [Contribution: 0,200]

Radzevičius, Audrius; Sakalauskienė, Sandra; Dagys, Mindaugas; Simniškis, Rimantas; Karklelienė, Rasa; Juškevičienė, Danguolė; Račkienė, Roma; Brazaitytė, Aušra. Differential physiological response and antioxidant activity relative to high-power micro-waves irradiation and temperature of tomato sprouts // Agriculture. Basel : MDPI. ISSN 2077-0472. 2022, vol. 12, iss. 3, art. no. 422, p. 1-10. DOI: 10.3390/agriculture12030422. [Science Citation Index Expanded (Web of Science); Scopus; DOAJ] [IF: 3,408; AIF: 3,478; IF/AIF: 0,979; Q1 (2021, InCites JCR SCIE)] [Field of research: T 001, A 001] [Contribution: 0,125]

Zelba, Mantas; Deveikis, Tomas; Barakauskas, Justinas; Baronas, Artūras; Gudžius, Saulius; Jonaitis, Audrius; Giannakis, Andreas. A grid-tied inverter with renewable energy source integration in an off-grid system with a functional experimental prototype // Sustainability. Basel : MDPI. ISSN 2071-1050. 2022, vol. 14, iss. 20, art. no. 13110, p. 1-15. DOI: 10.3390/su142013110. [Science Citation Index Expanded (Web of Science); Scopus; DOAJ] [IF: 3,889; AIF: 6,732; IF/AIF: 0,577; Q2 (2021, InCites JCR SCIE)] [Field of research: T 001] [Contribution: 0,858]

Draudvilienė, Lina; Meškuotienė, Asta; Raišutis, Renaldas; Tumšys, Olgirdas; Surgautė, Lina. Accuracy assessment of the 2D-FFT method based on peak detection of the spectrum magnitude at the particular frequencies using the Lamb wave signals // Sensors. Basel : MDPI. ISSN 1424-8220. 2022, vol. 22, iss. 18, art. no. 6750, p. 1-17. DOI: 10.3390/s22186750. [Science Citation Index Expanded (Web of Science); Scopus; MEDLINE] [IF: 3,847; AIF: 4,274; IF/AIF: 0,900; Q2 (2021, InCites JCR SCIE)] [Field of research: T 001, T 010] [Contribution: 0,350]

Deltuva, Ramūnas; Lukočius, Robertas; Otas, Konstantinas. Dynamic stability analysis of isolated power system // Applied sciences. Basel : MDPI. ISSN 2076-3417. 2022, vol. 12, iss. 14, art. no. 7220, p. 1-22. DOI: 10.3390/app12147220. [Science Citation Index Expanded (Web of Science); Scopus; Dimensions] [IF: 2,838; AIF: 5,795; IF/AIF: 0,489; Q2 (2021, InCites JCR SCIE)] [Field of research: T 006] [Contribution: 1,000]

Lukočius, Robertas; Vilkauskas, Andrius; Marčiulionis, Povilas; Grigaliūnas, Valdas; Nakutis, Žilvinas; Deltuva, Ramūnas. An analysis of axial magnetic coupling force and torque dependencies on its structure parameters using a 3D FEM // Applied sciences. Basel : MDPI. ISSN 2076-3417. 2022, vol. 12, iss. 13, aart. no. 6546, p. 1-15. DOI: 10.3390/app12136546. [Science Citation Index Expanded (Web of Science); Scopus; Dimensions] [IF: 2,838; AIF: 5,795; IF/AIF: 0,489; Q2 (2021, InCites JCR SCIE)] [Field of research: T 001, T 009] [Contribution: 0,668]

Petrauskas, Gytis; Svinkunas, Gytis. Application of single-phase supply AC-DC-AC VFD for power factor improvement in LED lighting devices loaded power distribution lines // Applied sciences. Basel : MDPI. ISSN 2076-3417. 2022, vol. 12, iss. 12, art. no. 5955, p. 1-24. DOI: 10.3390/app12125955. [Science Citation Index Expanded (Web of Science); Scopus; Dimensions] [IF: 2,838; AIF: 5,795; IF/AIF: 0,489; Q2 (2021, InCites JCR SCIE)] [Field of research: T 001] [Contribution: 1,000]

Ahmadiahangar, Roya; Karami, Hossein; Husev, Oleksandr; Blinov, Andrei; Rosin, Argo; Jonaitis, Audrius; Sanjari, Mohammad Javad. Analytical approach for maximizing self-consumption of nearly zero energy buildings – case study: Baltic region // Energy. Oxford : Elsevier. ISSN 0360-5442. eISSN 1873-6785. 2021, vol. 238, pt. B, art. no. 121744, p. 1-11. DOI: 10.1016/j.energy.2021.121744. [Science Citation Index Expanded (Web of Science); Scopus] [IF: 7,147; AIF: 5,929; IF/AIF: 1,205; Q1 (2020, InCites JCR SCIE)] [CiteScore: 11,50; SNIP: 2,014; SJR: 1,961; Q1 (2020, Scopus Sources)] [Field of research: T 001] [Contribution: 0,142]

Vasylius, Virginijus; Jonaitis, Audrius; Gudžius, Saulius; Kopustinskas, Vytis. Multi-period optimal power flow for identification of critical elements in a country scale high voltage power grid // Reliability engineering & system safety. Oxford : Elsevier. ISSN 0951-8320. eISSN 1879-0836. 2021, vol. 216, art. no. 107959, p. 1-7. DOI: 10.1016/j.ress.2021.107959. [Science Citation Index Expanded (Web of Science); Scopus] [IF: 6,188; AIF: 4,851; IF/AIF: 1,275; Q1 (2020, InCites JCR SCIE)] [CiteScore: 9,30; SNIP: 2,707; SJR: 1,761; Q1 (2020, Scopus Sources)] [Field of research: T 006, T 001] [Contribution: 0,750]

Villalón Fornés, Ignacio; Vaičiukynienė, Danutė; Nizevičienė, Dalia; Doroševas, Viktoras; Michalik, Bogusław. A comparative assessment of the suitability of phosphogypsum from different origins to be utilised as the binding material of construction products // Journal of building engineering. Amsterdam : Elsevier. ISSN 2352-7102. 2021, vol. 44, art. no. 102995, p. 1-16. DOI: 10.1016/j.jobe.2021.102995. [Science Citation Index Expanded (Web of Science); Scopus] [IF: 5,318; AIF: 4,248; IF/AIF: 1,251; Q1 (2020, InCites JCR SCIE)] [CiteScore: 5,50; SNIP: 2,290; SJR: 0,974; Q1 (2020, Scopus Sources)] [Field of research: T 002, T 001] [Contribution: 0,200]

Raišutis, Renaldas; Tiwari, Kumar Anubhav; Žukauskas, Egidijus; Tumšys, Olgirdas; Draudvilienė, Lina. A novel defect estimation approach in wind turbine blades based on phase velocity variation of ultrasonic guided waves // Sensors. Basel : MDPI. ISSN 1424-8220. 2021, vol. 21, iss. 14, art. no. 4879, p. 1-16. DOI: 10.3390/s21144879. [Science Citation Index Expanded (Web of Science); Scopus; DOAJ] [IF: 3,576; AIF: 3,906; IF/AIF: 0,915; Q1 (2020, InCites JCR SCIE)] [CiteScore: 5,80; SNIP: 1,555; SJR: 0,636; Q1 (2020, Scopus Sources)] [Field of research: T 001, T 010] [Contribution: 0,100]

Vaičiukynienė, Danutė; Tamošaitis, Gintautas; Kantautas, Aras; Nizevičienė, Dalia; Pupeikis, Darius. Porous alkali-activated materials based on municipal solid waste incineration ash with addition of phosphogypsum powder // Construction and building materials. Oxford : Elsevier. ISSN 0950-0618. eISSN 1879-0526. 2021, vol. 301, art. no. 123962, p. 1-8. DOI: 10.1016/j.conbuildmat.2021.123962. [Science Citation Index Expanded (Web of Science); Scopus] [IF: 6,141; AIF: 4,809; IF/AIF: 1,276; Q1 (2020, InCites JCR SCIE)] [CiteScore: 8,80; SNIP: 2,483; SJR: 1,662; Q1 (2020, Scopus Sources)] [Field of research: T 002, T 001] [Contribution: 0,200]

Villalón Fornés, Ignacio; Vaičiukynienė, Danutė; Nizevičienė, Dalia; Doroševas, Viktoras. The improvement of the water-resistance of the phosphogypsum by adding waste metallurgical sludge // Journal of building engineering. Oxford : Elsevier. ISSN 2352-7102. 2021, vol. 43, art. no. 102861, p. 1-11. DOI: 10.1016/j.jobe.2021.102861. [Science Citation Index Expanded (Web of Science); Scopus] [IF: 5,318; AIF: 4,248; IF/AIF: 1,251; Q1 (2020, InCites JCR SCIE)] [CiteScore: 5,50; SNIP: 2,290; SJR: 0,974; Q1 (2020, Scopus Sources)] [Field of research: T 001, T 002] [Contribution: 0,250]

Villalon Fornes, Ignacio; Vaičiukynienė, Danutė; Nizevičienė, Dalia; Doroševas, Viktoras; Dvořák, Karel. A method to prepare a high-strength building material from press-formed phosphogypsum purified with waste zeolite // Journal of building engineering. Amsterdam : Elsevier. eISSN 2352-7102. 2021, vol. 34, art. no. 101919, p. 1-10. DOI: 10.1016/j.jobe.2020.101919. [Science Citation Index Expanded (Web of Science); Scopus] [IF: 5,318; AIF: 4,248; IF/AIF: 1,251; Q1 (2020, InCites JCR SCIE)] [CiteScore: 5,50; SNIP: 2,290; SJR: 0,974; Q1 (2020, Scopus Sources)] [Field of research: T 002, T 001] [Contribution: 0,200]

Kielaitė-Gulla, Aistė; Samuilis, Artūras; Raisutis, Renaldas; Dzemyda, Gintautas; Strupas, Kęstutis. The concept of AI-based algorithm: analysis of CEUS images and HSPs for identification of early parenchymal changes in severe acute pancreatitis // Informatica. Vilnius : Vilniaus universiteto leidykla. ISSN 0868-4952. eISSN 1822-8844. 2021, vol. 32, no. 2, p. 305-319. DOI: 10.15388/21-INFOR453. [Science Citation Index Expanded (Web of Science); Scopus; Zentralblatt MATH (zbMATH)] [IF: 2,688; AIF: 2,773; IF/AIF: 0,969; Q1 (2020, InCites JCR SCIE)] [CiteScore: 5,00; SNIP: 0,927; SJR: 0,436; Q1 (2020, Scopus Sources)] [Field of research: T 010, T 007, M 001] [Contribution: 0,100]

Asokkumar, Aadhik; Jasiūnienė, Elena; Raišutis, Renaldas; Kažys, Rymantas Jonas. Comparison of ultrasonic non‐contact air‐coupled techniques for characterization of impact‐type defects in pultruded GFRP composites // Materials. Basel : MDPI. ISSN 1996-1944. 2021, vol. 14, iss. 5, art. no. 1058, p. 1-25. DOI: 10.3390/ma14051058. [Science Citation Index Expanded (Web of Science); Scopus; DOAJ] [IF: 3,623; AIF: 5,678; IF/AIF: 0,638; Q1 (2020, InCites JCR SCIE)] [CiteScore: 4,20; SNIP: 1,261; SJR: 0,682; Q2 (2020, Scopus Sources)] [Field of research: T 010, T 001] [Contribution: 0,250]

Draudvilienė, Lina; Tumšys, Olgirdas; Raišutis, Renaldas. Reconstruction of Lamb wave dispersion curves in different objects using signals measured at two different distances // Materials. Basel : MDPI. ISSN 1996-1944. 2021, vol. 14, iss. 22, art. no. 6990, p. 1-17. DOI: 10.3390/ma14226990. [Science Citation Index Expanded (Web of Science); Scopus; Academic Search Complete] [IF: 3,623; AIF: 5,678; IF/AIF: 0,638; Q1 (2020, InCites JCR SCIE)] [CiteScore: 4,20; SNIP: 1,261; SJR: 0,682; Q2 (2020, Scopus Sources)] [Field of research: T 010, T 001] [Contribution: 0,166]

Villalón Fornés, Ignacio; Dorosevas, Viktoras; Vaiciukyniene, Danute; Nizeviciene, Dalia. The investigation of phosphogypsum specimens processed by press-forming method // Waste and biomass valorization. Dordrecht : Springer. ISSN 1877-2641. eISSN 1877-265X. 2021, vol. 12, iss. 3, p. 1539-1551. DOI: 10.1007/s12649-020-01067-5. [Science Citation Index Expanded (Web of Science); Scopus] [IF: 3,703; AIF: 5,201; IF/AIF: 0,711; Q2 (2020, InCites JCR SCIE)] [CiteScore: 4,20; SNIP: 1,145; SJR: 0,615; Q2 (2020, Scopus Sources)] [Field of research: T 009, T 001, T 002] [Contribution: 0,250]

Paškevičiūtė, Miglė; Januškevičienė, Indrė; Sakalauskienė, Kristina; Raišutis, Renaldas; Petrikaitė, Vilma. Evaluation of low-intensity pulsed ultrasound on doxorubicin delivery in 2D and 3D cancer cell cultures // Scientific reports. London : Springer. ISSN 2045-2322. 2020, vol. 10, iss. 1, art. no. 16161, p. 1-8. DOI: 10.1038/s41598-020-73204-y. [Science Citation Index Expanded (Web of Science); Scopus; DOAJ] [IF: 4,379; AIF: 6,440; IF/AIF: 0,679; Q1 (2020, InCites JCR SCIE)] [Field of research: T 010, N 010, M 003] [Contribution: 0,100]

Nakutis, Žilvinas; Rinaldi, Stefano; Kuzas, Pranas; Lukočius, Robertas. A method for noninvasive remote monitoring of energy meter error using power consumption profile // IEEE transactions on instrumentation and measurement. Piscataway, NJ : IEEE. ISSN 0018-9456. eISSN 1557-9662. 2020, vol. 69, iss. 9, p. 6677-6685. DOI: 10.1109/TIM.2020.3002402. [Science Citation Index Expanded (Web of Science); Scopus; INSPEC] [IF: 4,016; AIF: 3,587; IF/AIF: 1,119; Q1 (2020, InCites JCR SCIE)] [Field of research: T 001] [Contribution: 0,750]

Tiwari, Kumar Anubhav; Raisutis, Renaldas; Mazeika, Liudas. Analysis of wave patterns under the region of macro-fiber composite transducer to improve the analytical modelling for directivity calculation in isotropic medium // Sensors. Basel : MDPI. ISSN 1424-8220. 2020, vol. 20, iss. 8, art. no. 2280, p. 1-14. DOI: 10.3390/s20082280. [Science Citation Index Expanded (Web of Science); Scopus; DOAJ] [IF: 3,576; AIF: 3,912; IF/AIF: 0,914; Q1 (2020, InCites JCR SCIE)] [Field of research: T 001, T 010] [Contribution: 0,166]

Vaičiukynienė, Danutė; Nizevičienė, Dalia; Kantautas, Aras; Bocullo, Vytautas; Kielė, Andrius. Alkali activated paste and concrete based on of biomass bottom ash with phosphogypsum // Applied sciences. Basel : MDPI. ISSN 2076-3417. 2020, vol. 10, iss. 15, art. no. 5190, p. 1-13. DOI: 10.3390/app10155190.[Science Citation Index Expanded (Web of Science); Scopus; DOAJ] [IF: 2,679; AIF: 5,353; IF/AIF: 0,500; Q2 (2020, InCites JCR SCIE)] [Field of research: T 005, T 001, T 002] [Contribution: 0,200]

Vaičiukynienė, Danutė; Nizevičienė, Dalia; Mikelionienė, Agnė; Radzevičius, Algirdas. Utilization of zeolitic waste in alkali-activated biomass bottom ash blends // Molecules. Basel : MDPI. ISSN 1420-3049. 2020, vol. 25, iss. 13, art. no. 3053, p. 1-12. DOI: 10.3390/molecules25133053. [Science Citation Index Expanded (Web of Science); Scopus; Academic Search Complete] [IF: 4,411; AIF: 6,387; IF/AIF: 0,690; Q2 (2020, InCites JCR SCIE)] [Field of research: T 001] [Contribution: 0,250]

Deltuva, Ramūnas; Lukočius, Robertas. Distribution of magnetic field in 400 kV double-circuit transmission lines // Applied sciences. Basel : MDPI. ISSN 2076-3417. 2020, vol. 10, iss. 9, art. no. 3266, p. 1-10. DOI: 10.3390/app10093266. [Science Citation Index Expanded (Web of Science); Scopus; DOAJ] [IF: 2,679; AIF: 5,353; IF/AIF: 0,500; Q2 (2020, InCites JCR SCIE)] [Field of research: T 001] [Contribution: 1,000]

Structure

Professors

Name / Surname	Email address
Saulius Gudžius	saulius.gudzius@ktu.lt
Robertas Lukočius	robertas.lukocius@ktu.lt
Renaldas Raišutis	renaldas.raisutis@ktu.lt
Inga Konstantinavičiūtė	inga.konstantinaviciute@ktu.lt
Audrius Jonaitis	audrius.jonaitis@ktu.lt

Associate Professors

Name / Surname	Email address
Mindaugas Ažubalis	mindaugas.azubalis@ktu.lt
Artūras Kalvaitis	arunas.kalvaitis@ktu.lt
Povilas Marčiulionis	povilas.marciulionis@ktu.lt
Dalia Nizevičienė	dalia.nizeviciene@ktu.lt
Tomas Deveikis	tomas.deveikis@ktu.lt
Gytis Svinkūnas	gytis.svinkunas@ktu.lt
Jonas Vanagas	jonas.vanagas@ktu.lt

Lecturers

Name / Surname	Email address
Ugnė Ilioitienė	ugne.ilioitiene@ktu.lt
Eimantas Neniškis	eimantas neniskis@ktu.lt
Jonas Vaičys	jonas.vaicys@ktu.lt

Associate Professor Practitioners

Associate Professor Practitioner

Name / Surname	Email address
Povilas Valatka	povilas.valatka@ktu.lt
Daivis Virbickas	daivis.virbickas@ktu.lt
Kęstutis Jasiūnas	kestutis.jasiunas@ktu.lt

Assistants

Name / Surname	Email address
Almantas Bandza	almantas.bandza@ktu.lt
Konstantinas Otas	konstantinas.otas@ktu.lt
Ramūnas Deltuva	ramunas.deltuva@ktu.lt
Miglė Kriuglaitė	migle.kriuglaite@ktu.lt
Povilas Norkevičius	povilas.norkevicius@ktu.lt
Donata Putnaitė	donata.putnaite@ktu.lt
Roma Račkienė	roma.rackiene@ktu.lt
Loreta Valatkienė	loreta.valatkiene@ktu.lt
Artūras Baronas	arturas.baronas@ktu.lt
Mindaugas Vaitkūnas	mindaugas.vaitkunas@ktu.lt