scholarly journals Development of new polymer composite materials for the flooring of rail carriage

2020 ◽  
Vol 9 (2) ◽  
pp. 378
Author(s):  
Zaynitdinova Olmos Irikovich ◽  
Rahimov Rustam Vyacheslavovich ◽  
Waail Mahmod Lafta ◽  
Ruzmetov Yadgor Ozodovich

The subject of improving the competitiveness and efficiency of railway rolling stock is highly demanded as the railway transport consider the nerve of the goods transport in the hole word. One of the requirements to develop the railway transport related to the continuous improvement of existing materials and find a new material which would satisfy such conflicting requirements as relia-bility, sustainability, producibility and the manufacturing process automation possibility. The researches show that use of polymer composite materials (PCM) in the production of both passenger and freight railway rolling stock, provides lightweight, improves its performance, increases durability and reduces operating costs. 

2021 ◽  
pp. 55-62
Author(s):  
V.A. Goncharov ◽  
◽  
P.N. Timoshkov ◽  
M.N. Usacheva ◽  
◽  
...  

Today wings for Boeing 787 and Airbus A350 aircraft are made of polymer composite materials in the form of prepregs based on carbon fiber, the blanks of which are molded in an autoclave. It is expected that by 2025–2030 will actively use the vacuum infusion method, which will require global research on the selection of binding and reinforcing materials, development of the vacuum impregnation and curing process, automation and development of new technological methods for laying out workpieces of parts, accelerating the process and shortening the cycle time.


2016 ◽  
Vol 2 (2) ◽  
pp. 37-42 ◽  
Author(s):  
E. N. Kablov ◽  
L. V. Chursova ◽  
A. N. Babin ◽  
R. R. Mukhametov ◽  
N. N. Panina

A study review of aging polymer composite materials (PCM) under different heat-moisture conditions or water exposure with the sequential or parallel influence of static or cyclic loads in laboratory conditions is presented. The influence of tension and bending loads is compared. Conditions of the different load influence on parameters of carbon-reinforced plastics and glass-reinforced plastics are discussed. Equipment and units for climatic tests of PCM under loading are described. Simulation examples of indices of mechanical properties of PCM under the influence of environment and loads are shown.


A study review of aging polymer composite materials (PCM) under different heat-moisture conditions or water exposure with the sequential or parallel influence of static or cyclic loads in laboratory conditions is presented. The influence of tension and bending loads is compared. Conditions of the different load influence on parameters of carbon-reinforced plastics and glass-reinforced plastics are discussed. Equipment and units for climatic tests of PCM under loading are described. Simulation examples of indices of mechanical properties of PCM under the influence of environment and loads are shown.


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