Zobrazeno 1 - 10
of 70
pro vyhledávání: '"Renata Kotynia"'
Autor:
Renata Kotynia, Monika Kaszubska
Publikováno v:
Archives of Civil Engineering, Vol vol. 70, Iss No 2, Pp 291-308 (2024)
This paper presents the analysis of intermediate and end debonding failure in slab strengthened using carbon tapes (Carbon Fiber Reinforced Polymer). The calculations are based on the more accurate method in the latest fib Bulletin 90. Consideration
Externí odkaz:
https://doaj.org/article/2302a66254104008a4a5e1d5e96f07d7
Publikováno v:
Polymers, Vol 15, Iss 13, p 2829 (2023)
The aim of this study was to investigate the mechanical and thermal properties of composite pipes based on epoxy resin and glass fibers produced by filament winding (FW) technology. Epoxy resins are widely used polymers in FW composite structures. Th
Externí odkaz:
https://doaj.org/article/ffdce0e70e2b4e2bb99c9962166b894d
Autor:
Damian Szczech, Renata Kotynia
Publikováno v:
Archives of Civil Engineering, Vol vol. 67, Iss No 1, Pp 425-437 (2021)
The paper presents results of experimental tests carried out on concrete beams reinforced with glass fibre polymer reinforced (GFRP) bars, which have become recently one of the main substitutes for traditional steel reinforcement. GFRP bars were used
Externí odkaz:
https://doaj.org/article/0354020c52994646b9b7c74068d48327
Autor:
Monika Kaszubska, Renata Kotynia
Publikováno v:
Archives of Civil Engineering, Vol Vol. 66, Iss No 4, Pp 689-702 (2020)
The aim of this paper is a comparative analysis of the experimental test results of twenty T-section beams reinforced with glass fiber reinforced polymer (GFRP) bars without stirrups with predicted values of the shear capacity according to the follow
Externí odkaz:
https://doaj.org/article/f61a42d0974c4ef3b67640e8c70fcbe0
Autor:
Monika Kaszubska, Renata Kotynia
Publikováno v:
Materials, Vol 15, Iss 22, p 8259 (2022)
This paper is devoted to the shear of slender concrete beams flexurally reinforced with two types of reinforcement: steel and fiber-reinforced polymer (FRP) without transversal reinforcement. The paper presents four theoretical models for calculating
Externí odkaz:
https://doaj.org/article/619281822b124ff19d3192c9de217ec8
Comparison of Prestressing Methods with CFRP and SMA Materials in Flexurally Strengthened RC Members
Autor:
Janusz Rogowski, Renata Kotynia
Publikováno v:
Materials, Vol 15, Iss 3, p 1231 (2022)
Over the years, prestressing concrete has become a well-known technique to improve the ultimate and serviceability state of RC members. Besides steel reinforcement, relatively new materials such as carbon fiber reinforced polymers (CFRP) or especiall
Externí odkaz:
https://doaj.org/article/73cdaa66aebd4ebb9763545f20e400d8
Publikováno v:
Materials, Vol 14, Iss 16, p 4362 (2021)
This paper presents an investigation of the bond mechanism between carbon fibre reinforced polymer (CFRP) laminates, concrete and steel in the near-surface mounted (NSM) CFRP-strengthened reinforced concrete (RC) beam-bond tests. The experimental pro
Externí odkaz:
https://doaj.org/article/9c75874066214e41b7a874295c80a29b
Autor:
Renata Kotynia, Szymon Cholostiakow
Publikováno v:
Polymers, Vol 7, Iss 11, Pp 2461-2477 (2015)
The purpose of this study was to evaluate the performance of a novel strengthening system using T-shaped carbon fiber reinforced polymer (CFRP) profiles. The proposed system successfully combines the advantages of two established strengthening techni
Externí odkaz:
https://doaj.org/article/658cf70abc044b7e9ebf58ef0abe7e4f
Autor:
Beata Gutarowska, Renata Kotynia, Dariusz Bieliński, Rafał Anyszka, Jakub Wręczycki, Małgorzata Piotrowska, Anna Koziróg, Joanna Berłowska, Piotr Dziugan
Publikováno v:
Materials, Vol 12, Iss 16, p 2602 (2019)
The aim of this study was to develop new sulfur-copolymer concrete composites using waste compounds that have good mechanical characteristics and show a resistance to biocorrosion. The comonomers used to synthesize the sulfur−organic copolymers wer
Externí odkaz:
https://doaj.org/article/39c2d9c3edaa4a79bceb0bf23905e157
Publikováno v:
Journal of Civil Engineering, Environment and Architecture (2016)
W artykule przedstawiono numeryczną analizę belek żelbetowych wzmocnionych wstępnie sprężonymi taśmami CFRP. Celem badań była analiza efektywności czynnego wzmocnienia w odniesieniu do powszechnych biernych metod wzmacniania elementów zgin
Externí odkaz:
https://doaj.org/article/27b1113510b14723960676787c7a3bff