Mathematical analysis of technological parameters for producing superfine prepregs by flattening carbon fibers

AV Kondratiev, VE Gaidachuk - Mechanics of Composite Materials, 2021 - Springer
A mathematical model and a technique for evaluating the technological process parameters
to obtain superthin prepregs by flattening carbon tows impregnated with an epoxy binder …

Dynamics and strength of circular tube open wagons with aluminum foam filled center sills

O Fomin, M Gorbunov, A Lovska, J Gerlici… - Materials, 2021 - mdpi.com
The study deals with an application of aluminum foam as an energy-absorbing material for
the carrying structure of a rail car. The material is particularly recommended for circular tube …

Self-heating mould for composite manufacturing

A Kondratiev, V Píštěk, S Purhina, M Shevtsova… - Polymers, 2021 - mdpi.com
The shipbuilding industry, engine manufacturing, aviation, rocket and space technology are
promising fields of application for polymeric composite materials. Shape-generating …

Determination of the loading of a flat rack container during operating modes

O Fomin, J Gerlici, G Vatulia, A Lovska, K Kravchenko - Applied Sciences, 2021 - mdpi.com
This research deals with determination of the loading of an open container during operating
modes. The special feature of this container is its convex walls. This engineering solution …

One-dimensional axisymmetric model of the stress state of the adhesive joint

K Barakhov, D Dvoretska, O Poliakov - Conference on Integrated …, 2020 - Springer
Local damage repair of modern aircraft structures can be done by creating patchs that are
glued to the main structure. The patch takes on part of the load, unloading the damaged …

Optimal design of composite shelled sandwich structures with a honeycomb filler

A Kondratiev, O Potapov, A Tsaritsynskyi… - Design, Simulation …, 2021 - Springer
The multi-parameter problem of the optimal design of composite sandwich structures with
the honeycomb filler has been solved. For this purpose, the optimization process was …

Mathematical model of the stress state of the antenna radome joint with the load-bearing edging of the skin cutout

S Kurennov, N Smetankina, V Pavlikov… - … Conference on Reliable …, 2022 - Springer
Using an adhesive to join radiotransparent radomes with the cutout edging in the skin or
with the airframe has several advantages as compared to other kinds of joining. Adhesive …

Optimal design of layered cylindrical shells with minimum weight under impulse loading

NV Smetankina, AI Merkulova… - 2021 IEEE 2nd KhPI …, 2021 - ieeexplore.ieee.org
The problem of minimizing the mass of layered orthotropic constant-thickness non-closed
shells at impulse loading is solved. The shell behavior is described within the framework of …

Strength Analysis of an Open Car Body with Honeycomb Elements during Ro-Ro Transportation

J Gerlici, A Lovska, O Fomin, J Dižo, M Blatnický - Applied Sciences, 2023 - mdpi.com
This article presents the determination of the bearing structure loads of an open car during
ro-ro transportation. A special solution for an open car is the application of elastic, viscous …

Determination of Vertical Accelerations in a Symmetrically Loaded Flat Car with Longitudinal Elastic-Frictional Beams

O Fomin, J Gerlici, G Vatulia, A Lovska, K Kravchenko - Symmetry, 2022 - mdpi.com
This study concerns dynamic loading on the carrying structure of a flat car with elastic-friction
longitudinal beams. The authors built a mathematical model including the vertical …