Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Oleksandr Ustynenko"'
Publikováno v:
Strojnícky časopis - Journal of Mechanical Engineering. 73:137-146
An analytical method for calculation of local stresses in double-sided butt welded joints at misalignment of welds’ axes is developed. The method is applicable for welded thin-gauge plates with different geometry of welds on the face and root sides
Autor:
Oleksiy Bondarenko, Oleksandr Ustynenko, Roman Protasov, Illia Klochkov, Borys Vorontsov Borys, Mykola Matyushenko, Pavlo Kalinin
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :6-16
Modern trends in the optimal and rational design of technical objects cross a large number of directions of their implementation. One of the interesting and promising directions is genetic and evolutionary algorithms (GА and EA). Authors promote the
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :3-11
Modern requirements for the design process of any technical object are very strict. Focus and independence, reduction of time for the process itself, maximum automation of the process, complexity - all these are integral characteristics of modern des
Autor:
Oleksandr Ustynenko, Stanislav Cherelev, Miroslav Bošanský, Roman Protasov, Oleksiy Bondarenko, Nikita Levin
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :136-141
Reducing the mass and dimensions of involute spur gears is an actual task of modern mechanical engineering. One of the perspective ways to solve it is the use of gearing with an increased working tooth depth and profile contact ratio εα ≥ 2. The
Autor:
Pavlo Tkach, Olga Reviakina, Anatolii Kryvosheia, Volodymyr Melnyk, Oleksandr Ustynenko, Roman Protasov
Publikováno v:
Strojnícky časopis - Journal of Mechanical Engineering. 72:201-210
A mathematical model of profile shifted quasi-involute arc-tooth-trace gears is obtained. The model includes functional relationships between the geometric-kinematic meshing characteristics and parameters of the generating surface as well as conditio
Effect of Load Eccentricity on Stress Condition of Butt Welded Joint with Asymmetrical Reinforcement
Publikováno v:
Strojnícky časopis - Journal of Mechanical Engineering. 72:99-108
An analytical method for determination of a stress condition of butt welded thin-gauge plates with asymmetrical reinforcement is developed. The proposed method allows take into account the effect of the load application eccentricity on the tensile st
Autor:
Oleksandr Ustynenko, Oleksij Bondarenko, Illia Klochkov, Roman Protasov, Miroslav Bošanský, Sergij Andrienko
Publikováno v:
Strojnícky časopis - Journal of Mechanical Engineering. 72:125-134
Solving the problem of optimization for transmission load-carrier/prime mover MT-LB improves the mass characteristics of the machine. Mathematical model of optimization was constructed, namely: optimization objective function was built; variables pla
Autor:
Oleksandr Ustynenko, Nickita Levin, Oleksiy Bondarenko, Miroslav Bošanský, Roman Protasov, Sergij Andrienko, Mykola Matyushenko
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :129-134
Reducing the mass and dimensions of gears is an actual task of modern mechanical engineering. One of the perspective ways to solve it is the use of gearing with a convex-concave contact of the teeth. Therefore, the study is devoted to the development
Publikováno v:
Cutting & Tools in Technological System. :71-79
JSC "Kharkiv Machine-Building Plant "Svitlo Shahtarja" has created and introduced into serial production a new generation UKD200-500 coal shearer. The most loaded element of the shearer is its cutting part. It is a three-stage reducer with an electri
Autor:
Oleksandr Ustynenko, Volodymyr Serykov, Iryna Kyrychenko, Borys Vorontsov, Illia Klochkov, Oleksiy Bondarenko
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :7-12
The work is devoted to solving the problem of selecting optimal geometric parameters of gears of a two-stage cylindrical reducer using a modified evolutionary algorithm (EA). The statement of the problem is considered, design parameters, objective fu