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  • Ескіз
    Документ
    Metrological support of pulse oximeters
    (Національний технічний університет "Харківський політехнічний інститут", 2022) Tverytnykova, Elena; Drozdova, Tatyana; Demidova, Yu. Ye.; Kuzmenko, Nataliia
    The experience of the International Medical Device Regulators Forum in the use of products for oxygen therapy based on the study of guidelines, international and European regulations on medical devices is considered. Emphasis is placed on issues related to the metrological support of pulse oximeters. The global situation with the pandemic increases the relevance of selected topics. Continuous monitoring of blood oxygen saturation is one of the most important elements in the diagnosis and treatment of COVID-19. Despite the fact that the use of pulse oximeters does not require special medical knowledge, calibration and special maintenance, it is still necessary to control their reliability and accuracy of measurement. The study of pulse oximeter MD300M in accordance with the requirements of DSTU 8893:2019 "Metrology. Pulse oximeters. Calibration Method" 2020. Analysis of MD300M pulse oximeter calibration results revealed that this pulse oximeter was calibrated by the saturation and pulse measurement channel, as the maximum deviation of the measured saturation value from the pulse oximeter calibration measure does not exceed the pulse oximeter measurement documentation specified in the operating documentation. The discreteness of the MD300M pulse oximeter and the discreteness of the reference device MPPO-2, which are specified in the passports for the respective devices, have the greatest influence on the measurement uncertainty.
  • Ескіз
    Документ
    Management system of occupational safety at ukrainian enterprises: international and european dimension
    (Національний технічний університет "Харківський політехнічний інститут", 2021) Tverytnykova, Elena; Demidova, Yu. Ye.; Drozdova, Tatyana
    The international and European experience in creating and improving integrated systems in the field of occupational safety and health on the basis of research regulatory documents of the International Organization for Standardization, European standards, national standards of Ukraine, industry and methodical documents on management of occupational safety and health of oil and gas complex enterprises is overviewed. The implementation features of OHSAS 18001 and ISO 45001 international standards to create an integrated safety management system of professional activity have been studied. The ways of implementing the analyzed requirements in the industry safety standards of occupational activity of oil and gas complex enterprises of Ukraine are considered. A number of hazardous events related to occupational activity at the enterprises: industrial safety, technogenic safety, labour hygiene and safety, ecological safety, psychophysiological safety has been considered and a generalizing scheme of dangers and hazardous events has been created. A model of an integrated management system for occupational safety activities for oil and gas enterprises is proposed based on the involvement of scientific literature, regulatory documents using the structural-logical method, systematization and generalization, and methods of meaningful and comparative analysis. It is proved that the management system, based on the principles of the cyclical model of quality management by E. Deming should include such aspects as: quality and risk management, environmental mana gement, occupational safety management, social responsibility and power management.
  • Ескіз
    Документ
    Environmental management as a component of an integrated management system for gas condensate and oil processing enterprises
    (Національний технічний університет "Харківський політехнічний інститут", 2020) Tverytnykova, Elena; Drozdova, Tatyana; Demidova, Yu. Ye.
    The results of activity and stages of implementation of various measures of environmental policy of the enterprise are considered on the example of Shebelinsky department of gas condensate and oil processing. The structural scheme of the ecological management system model as an important component of the integrated management system of the gas condensate and oil refining enterprise is proposed on the basis of scientific literature, regulatory and legal documents using structural-logical method, systematization and generalization, and methods of meaningful and comparative analysis. This work also describes the specifics of ecological standards implementation based on ISO 9000 and ISO 14000 series for integrated management system development. It has been proved in practice that development and implementation of the integrated management system in the natural gas liquids and oil processing enterprise provides certain advantages, specifically, improves the overall products competitiveness, helps to adapt faster to the market environment, shapes environmental policy and approaches for effective resource management. The integrated management system development process consists of 4 basic stages, namely, planning, implementation, verification, and adjustment. Complex process and system approach represents an integral part of the integrated management system development. While being gradually implemented, the application of the additive and simultaneous integration models made it possible to create a single management system based on the requirements of different standards and significantly reduce the documentation volume.