10 articles in this issue
Vitalii Didkovskyi,Vitaly Zaets,Svetlana Kotenko
The object of research is the sound field from linear sound sources around noise screens. The decrease in sound levels with the screen is primarily due to the geometric dimensions of the screen and the relative position of the screen and the sound source.... see more
Volodymyr Kalchenko,Vital?y Kalchenko,Natali?a Sira,Yaroslav Kuzhelnyi,Volodymyr Vynnyk
The object of research is the milling process with the crossed axes of the cylindrical surface and the tool. During the research, general modular three-dimensional models of the tool surface, the processes of removing the allowance and the shaping of the ... see more
Ludmila Knaub
The object of research is gas-dynamic vortex processes in heterogeneous polydisperse flows. One of the most problematic issues is the determination of the aerodynamic characteristics of the components of a heterogeneous polydisperse medium, which are nece... see more
Igor Iordanov,Yuliia Simonova,Yuliia Novikova,Anton Korol,Yevgen Podkopayev,Oleksiy Kayun
The object of research is the processes of ensuring the stability of lateral rocks in haulage drifts during the development of steep coal seams. With an increase in the depth of mining, the applied methods of protecting local preparatory excavations shoul... see more
Oleksandr Paliukh,Petro Kyrychok,Ruslan Trishchuk,Maxym Korobka
The object of research is the processes for producing modified adhesive compositions based on PVA (polyvinyl acetate) dispersions for use in technological processes for the manufacture of semi-rigid book and magazine covers. The conducted experimental stu... see more
Vadim Yaris,Viktor Ved,Sergiy Zybaylo,Oleh Chaban,Veronika Karpenko
The object of research is a promising structural material – modified wood. Extending the use of wood while maintaining structural characteristics is a promising area of research. Modification of wood in accordance with structural requirements, taking into... see more
Volodymyr Brzhezitsky,Yevgeniy Trotsenko,Yaroslav Haran
The object of research is the circuit diagram of a broadband capacitive-resistive voltage divider with a series-parallel connection of its resistive and capacitive components. For many years, the use of voltage dividers was limited to measuring various vo... see more
Alexander Bilenko,Alexander Kyrychenko,Ruslan Kaidalov
The object of research is the process of performing a fire mission by employees of the security forces in the presence of unauthorized persons in the direction of fire. The paper investigates the influence of the ballistic characteristics of weapons on th... see more
Ella Dmytrochenkova,Konstantin Tadlya
A characteristic problem of the operation of tunnel kilns with high overlap is the output of products with low quality and a decrease in the energy efficiency of the burning process as a whole. Therefore, the object of research is the process of the flow ... see more