Zobrazeno 1 - 10
of 320
pro vyhledávání: '"Waldemar WÓJCIK"'
Publikováno v:
International Journal of Electronics and Telecommunications, Vol 69, Iss 4, Pp 819-824 (2023)
In this article, a monitoring system based on IoT technologies of the substation electrical system in the Republic of Kazakhstan was developed. At the moment, the operation of power systems is extremely important to maintain the frequency of electric
Externí odkaz:
https://doaj.org/article/ab3efeb0d777433aa3c9b00b6f87b17f
Autor:
Aidana Kalabayeva, Waldemar Wójcik, Gulzhan Kashaganova, Kulzhan Togzhanova, Zhaksygul Sarybayeva
Publikováno v:
International Journal of Electronics and Telecommunications, Vol vol. 69, Iss No 3, Pp 615-620 (2023)
The operating modes of the automatic control system for electromechanical converters for synchronization of rotor speeds have been developed and investigated. The proposed automatic speed control system allows adjusting the slave engine to the master
Externí odkaz:
https://doaj.org/article/6eccf532ecef4757b4ac72cfe2e71c9d
Autor:
Waldemar Wójcik, Nataliia Savina, Nataliia Kovshun, Roman Akselrod, Oksana V. Bezsmertna, Saltanat Adikanova, Gulviram Akbarova
Publikováno v:
Journal of Ecological Engineering, Vol 24, Iss 8, Pp 271-276 (2023)
The article deals with the current issues of interconnection between public health and the quality of water resources. It was proposed to determine environmental safety areas in the basins of small rivers based on environmental morbidity valuation. F
Externí odkaz:
https://doaj.org/article/0dab6bc7d6bc497f8deba41f31903188
Publikováno v:
International Journal of Electronics and Telecommunications, Vol vol. 69, Iss No 2, Pp 383-389 (2023)
The paper presents a solution to the problem of synthesis of control with respect to the sliding interval length for the optimization of a class of discrete linear multidimensional objects with a quadratic performance criterion. The equation of motio
Externí odkaz:
https://doaj.org/article/b046fe7253d54b43972ceee0379ea257
Autor:
Waldemar Wójcik, Oleh V. Bereziuk, Mykhailo S. Lemeshev, Volodymyr V. Bohachuk, Leonid K. Polishchuk, Oksana Bezsmertna, Saule Smailova, Saule Kurmagazhanova
Publikováno v:
International Journal of Electronics and Telecommunications, Vol vol. 69, Iss No 2, Pp 233-238 (2023)
In the article, a device for measuring the parameters of the rotational movement of the auger for dewatering solid waste is proposed based on the analysis of signal processing methods and measurement of physical quantities. It can be used in the deve
Externí odkaz:
https://doaj.org/article/4dc3019648e548d7b7dd9be988ae68b6
Autor:
Waldemar Wójcik, Zhengbing Hu, Yuriy Ushenko, Andrzej Smolarz, Iryna Soltys, Oleksander Dubolazov, Oleksander Ushenko, Olexandra Litvinenko, Ivan Mikirin, Ivan Gordey, Oleksandr Pavlyukovich, Sergii Pavlov, Natalia Pavlyukovich, Saltanat Amirgaliyeva, Aliya Kalizhanova, Zhalau Aitkulov
Publikováno v:
Sensors, Vol 24, Iss 5, p 1589 (2024)
Our work uses a polarization matrix formalism to analyze and algorithmically represent optical anisotropy by open dehydration of blood plasma films. Analytical relations for Jones matrix reconstruction of optical birefringence maps of protein crystal
Externí odkaz:
https://doaj.org/article/3b76e97dd7094d8aa7923891895d6fdc
Autor:
Waldemar Wójcik, Aliya Kalizhanova, Yaroslav A. Kulyk, Bohdan P. Knysh, Roman N. Kvyetnyy, Anatoliy I. Kulyk, Tetiana V. Sichko, Viktoria P. Dumenko, Oksana V. Bezstmertna, Saltanat Adikhanova, Maral Zhassandykyzy, Mukhtar Junisbekov, Nurzhigit Smailov, Gulbahar Yussupova
Publikováno v:
Journal of Ecological Engineering, Vol 23, Iss 11, Pp 179-187 (2022)
This paper presents a time-saving method for monitoring the ecology of a dispersed territory using the delivery of measurement units provided by unmanned aerial vehicles with measurement sensors according to a reverse priority algorithm. It is achiev
Externí odkaz:
https://doaj.org/article/9d5b6ea8f7984b1883efd834be22ec3b
Publikováno v:
Journal of Ecological Engineering, Vol 23, Iss 10, Pp 61-67 (2022)
Soil salinity is one of the major impact factors on agriculture in the South of Kazakhstan. Prediction and estimation of soil salinity before planting a season usually helps to plan for the leaching of the salt. In the paper, satellite data, such as
Externí odkaz:
https://doaj.org/article/d92c4b101c0d4f02892c426941ddbc31
Autor:
Żaklin Grądz, Waldemar Wójcik, Konrad Gromaszek, Andrzej Kotyra, Saule Smailova, Aigul Iskakova, Bakhyt Yeraliyeva, Saule Kumargazhanova, Baglan Imanbek
Publikováno v:
Energies, Vol 17, Iss 1, p 212 (2023)
Coal remains one of the key raw materials used in the energy industry to generate electricity and heat. As a result, diagnostics of the combustion process is still an important topic of scientific research. Correct implementation of the process allow
Externí odkaz:
https://doaj.org/article/a5bc120ad4b64f63a35097d1fa82d9f9
Publikováno v:
International Journal of Electronics and Telecommunications, Vol vol. 69, Iss No 4, Pp 655-600 (2023)
This paper investigates the possibility of automatically linearizing nonlinear models. Constructing a linearised model for a nonlinear system is quite labor-intensive and practically unrealistic when the dimension is greater than 3. Therefore, it is
Externí odkaz:
https://doaj.org/article/e053dc170b8c4daba0cffa09c01e45db