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1,871 Results Found

  • Feature Paper
  • Article
  • Open Access
1 Citations
1,524 Views
24 Pages

16 October 2023

A three-dimensional meso-scale numerical model, which considers (1) the concrete meso-structures, (2) the bond slip between concrete internal structures and steel bars, and (3) the stripping behavior of carbon fiber reinforced polymer (CFRP) cloth fr...

  • Article
  • Open Access
11 Citations
3,072 Views
17 Pages

12 July 2019

A reliability analysis of an existing structure and a carbon fiber-reinforced plastic (CFRP)-strengthened structure is commonly used to evaluate the effectiveness of strengthening. It also provides the basis for the calibration of the partial factors...

  • Article
  • Open Access
58 Citations
5,710 Views
16 Pages

21 January 2020

Composite material parts are typically laid out in near-net-shape, i.e., very close to the finished product configuration. However, further machining processes are often required to meet dimensional and tolerance requirements. Drilling, edge trimming...

  • Article
  • Open Access
11 Citations
2,502 Views
12 Pages

13 June 2022

The bonding interface between the CFRP and the steel plate is the weak link of CFRP-strengthened steel structures. This paper studies the bond–slip relationship of the CFRP–steel interface by experiments and numerical tests. First, a seri...

  • Article
  • Open Access
1 Citations
1,574 Views
14 Pages

Research on Rheological Energy Characteristics of Fractured Sandstone Strengthened with CFRP

  • Shuguang Zhang,
  • Juefeng Yang,
  • Yanmo Li,
  • Jiahao Guo and
  • Xiao Yun

5 December 2022

The rheological energy characteristics and evolution law of fractured sandstone strengthened with CFRP (carbon fiber reinforced plastic) were studied to solve the problem of rheological failure of rock after engineering excavation disturbance. In thi...

  • Article
  • Open Access
1 Citations
2,383 Views
14 Pages

Gripping prestressed carbon fiber-reinforced polymers (CFRPs) in structural strengthening applications is challenging due to CFRPs’ susceptibility to lateral loading. This paper presents a reliable and reusable wedge anchorage for gripping CFRP...

  • Article
  • Open Access
3 Citations
3,150 Views
12 Pages

28 September 2019

Hybrid composites in which a CR980 metal plate was bonded on carbon-fiber-reinforced plastic (CFRP) were prepared. Hybrid composites were two types of CFRP/CR980 hybrid composites and CR980/CFRP hybrid composites. The properties of the hybrid composi...

  • Review
  • Open Access
47 Citations
7,814 Views
21 Pages

Flexural Strength of Concrete Beam Reinforced with CFRP Bars: A Review

  • Mohd Basri Che Bakar,
  • Raizal Saifulnaz Muhammad Rashid,
  • Mugahed Amran,
  • Mohd Saleh Jaafar,
  • Nikolai Ivanovicn Vatin and
  • Roman Fediuk

1 February 2022

Conventional reinforced concrete (RC) structures are commonly associated with the corrosion of steel reinforcement. The application of carbon fiber reinforced polymer (CFRP) bars as flexural reinforcement has become a new promising option. This paper...

  • Article
  • Open Access
11 Citations
3,169 Views
12 Pages

Prediction of the Delamination at the Steel and CFRP Interface of Hybrid Composite Part

  • Jun-Su Park,
  • Jae-Hong Kim,
  • Joon-Hong Park and
  • Dae-Cheol Ko

21 October 2021

The purpose of this study was to predict the adhesive behavior of steel and carbon-fiber-reinforced plastic (CFRP) hybrid parts based on the cohesive zone model (CZM). In this study, the steel sheet and CFRP were joined by epoxy resin in the CFRP pre...

  • Review
  • Open Access
57 Citations
12,773 Views
24 Pages

The Use of CFRP for Structural Reinforcement—Literature Review

  • Aleksandra M. Pawlak,
  • Tomasz Górny,
  • Łukasz Dopierała and
  • Piotr Paczos

2 September 2022

Carbon fiber reinforced polymer (CFRP) composites are increasingly being used to strengthen structures and to retrofit existing structures. CFRP composites are used in various industries: construction, automotive, and many others. This literature rev...

  • Article
  • Open Access
11 Citations
2,884 Views
20 Pages

26 September 2022

This study experimentally investigated the axial crushing characteristics of the hybrid tubes with the configuration of aluminum/carbon fiber-reinforced polymer (CFRP) (1/1) and aluminum/CFRP/aluminum (2/1). The effects of geometry size and fiber lay...

  • Review
  • Open Access
41 Citations
8,253 Views
38 Pages

Bonded CFRP/Steel Systems, Remedies of Bond Degradation and Behaviour of CFRP Repaired Steel: An Overview

  • Daniel Borrie,
  • Saad Al-Saadi,
  • Xiao-Ling Zhao,
  • R. K. Singh Raman and
  • Yu Bai

10 May 2021

This literature review has examined the use of FRP composite materials as a potential retrofitting technique for civil structures. Importantly, the various material properties, bond mechanisms, durability issues and fatigue resistance have been discu...

  • Feature Paper
  • Article
  • Open Access
7 Citations
2,806 Views
20 Pages

Activated Ductile CFRP NSMR Strengthening

  • Jacob Wittrup Schmidt,
  • Christian Overgaard Christensen,
  • Per Goltermann and
  • José Sena-Cruz

25 May 2021

Significant strengthening of concrete structures can be obtained when using adhesively-bonded carbon fiber-reinforced polymer (CFRP) systems. Challenges related to such strengthening methods are; however, the brittle concrete delamination failure, re...

  • Article
  • Open Access
23 Citations
3,703 Views
15 Pages

8 February 2019

The bond between carbon fiber reinforced polymer (CFRP) and concrete is significantly and adversely affected by thermal cycles in air and water. In the present study, the effects of thermal cycles in air or water on the bond performance between CFRP...

  • Article
  • Open Access
1 Citations
973 Views
12 Pages

Reuse of CFRP Pultrusions in Novel Post-Tensioning Cables for Bridge Strengthening

  • Giovanni Pietro Terrasi,
  • Christian Affolter,
  • Gregor Schwegler,
  • Andre Guerotto and
  • Andreas Winistörfer

25 December 2024

This paper presents the development and validation of a new filament-wound CFRP sleeve and resin grout for the efficient anchorage of parallel CFRP wire bundles. Twenty-five-year-old, reused CFRP wires (recovered from two dismantled bridge cables) we...

  • Article
  • Open Access
4 Citations
2,939 Views
18 Pages

Environmental Impact on the Behavior of CFRP Sheet Attached to Concrete

  • Ayssar Al-Khafaji,
  • Ayman El-Zohairy,
  • Mirnes Mustafic and
  • Hani Salim

Carbon fiber-reinforced polymer (CFRP) has many advantages as a construction/structural-strengthening material. However, there are still concerns regarding the long-term performance of these materials when used with reinforced concrete (RC) structure...

  • Article
  • Open Access
14 Citations
6,514 Views
16 Pages

Polarization Induced Deterioration of Reinforced Concrete with CFRP Anode

  • Ji-Hua Zhu,
  • Liangliang Wei,
  • Miaochang Zhu,
  • Hongfang Sun,
  • Luping Tang and
  • Feng Xing

15 July 2015

This paper investigates the deterioration of reinforced concrete with carbon fiber reinforced polymer (CFRP) anode after polarization. The steel in the concrete was first subjected to accelerated corrosion to various extents. Then, a polarization tes...

  • Article
  • Open Access
13 Citations
9,200 Views
22 Pages

10 June 2014

This paper reports the effects of carbon fiber-reinforced polymer (CFRP) length on the failure process, pattern and crack propagation for a strengthened concrete beam with an initial notch. The experiments measuring load-bearing capacity for concrete...

  • Article
  • Open Access
15 Citations
5,246 Views
18 Pages

Repair of Block Masonry Panels with CFRP Sheets

  • Marco Corradi,
  • Giulio Castori,
  • Romina Sisti,
  • Antonio Borri and
  • Giovanni Luca Pesce

25 July 2019

In the 1980s, block masonry started to be widely used for new constructions in Italy’s earthquake prone areas. However, recent seismic events demonstrated that block masonry buildings may need to be repaired after earthquakes due to cracking. C...

  • Article
  • Open Access
7 Citations
2,494 Views
27 Pages

28 May 2022

Epoxy resin, CFRP (Carbon Fiber Reinforced Polymer) sheet, and concrete flexural specimens are selected to study the durability of carbon fiber strengthened cementitious materials in a cold region. Two exposure environments, chloride immersion and sa...

  • Article
  • Open Access
2 Citations
1,897 Views
32 Pages

29 January 2024

Recent material science advances have resulted in the use of High-Performance Concrete (HPC) and Ultra-High-Performance Concrete (UHPC) in superstructures, which were chosen for their superior strength. However, under cyclic loads, these materials fr...

  • Article
  • Open Access
4 Citations
2,479 Views
13 Pages

Novel Repair Procedure for CFRP Components Instead of EOL

  • David Rabe,
  • Philippa Ruth Christine Böhnke,
  • Iris Kruppke,
  • Eric Häntzsche and
  • Chokri Cherif

21 May 2021

Today, numerous carbon fiber (CF) reinforced plastic (CFRP) components are in continuous usage under harsh environmental conditions. New components often replace damaged structural parts in safety-critical applications. In addition to this, there is...

  • Article
  • Open Access
29 Citations
4,122 Views
11 Pages

11 April 2021

Carbon fiber-reinforced polymer (CFRP) composites have excellent mechanical properties and electromagnetic interference (EMI) shielding performance. Recently, their EMI shielding performance has also attracted great attention in many industrial field...

  • Article
  • Open Access
33 Citations
6,677 Views
18 Pages

20 June 2020

In this paper, experimental investigations for strengthening reinforced concrete (RC) continuous beams were performed. Eighteen T-beams were cast, twelve of which were inverted T-beams where the flange portion of the T-beam was subjected to positive...

  • Article
  • Open Access
10 Citations
2,427 Views
15 Pages

4 July 2022

The durability of reinforced concrete (RC) beams strengthened with carbon fiber-reinforced polymer (CFRP) is a worldwide concern in structural engineering. As an important part of the strengthened beam, the performance of the CFRP–concrete inte...

  • Article
  • Open Access
574 Views
17 Pages

Femtosecond Laser Ablation of Copper-Hydroxyphosphate-Modified CFRP

  • Denys Baklan,
  • Oleksiy Myronyuk,
  • Anna Bilousova,
  • Paulius Šlevas,
  • Justinas Minkevičius,
  • Orestas Ulčinas,
  • Sergej Orlov and
  • Egidijus Vanagas

24 October 2025

Carbon-fiber-reinforced plastic (CFRP) machining by ultrashort-pulse lasers promises high precision but is limited due to the heterogeneous epoxy–carbon fiber structure, which creates heat-affected zones and variable kerf quality. This work inv...

  • Article
  • Open Access
32 Citations
7,827 Views
16 Pages

Study of the Tensile Properties of CFRP Strengthened Steel Plates

  • Yiyan Lu,
  • Weijie Li,
  • Shan Li,
  • Xiaojin Li and
  • Tao Zhu

9 December 2015

This paper presents the experimental results of steel plates strengthened with carbon fiber reinforced polymer (CFRP) sheets under tensile load. The number of CFRP layers (ranging from one to four), strengthening schemes (single-sided and double-side...

  • Review
  • Open Access
8 Citations
2,365 Views
17 Pages

Anchorage Research for CFRP Tendons: A Review

  • Yalong Li,
  • Taining Shi,
  • Yafeng Qiu,
  • Yuanlin Zhu and
  • Longkang Zhang

1 July 2024

Carbon fiber reinforced polymer (CFRP) tendons are composite materials that offer significant advantages in terms of tensile strength and lightweight properties. They are being increasingly utilized in the construction industry, particularly in bridg...

  • Article
  • Open Access
8 Citations
2,779 Views
20 Pages

Experimental and Numerical Studies on Fatigue Characteristics of CFRP Shaft Tube

  • Guoping Ding,
  • Xiaoyu Yan,
  • Xiaoling Gao and
  • Jieliang Xiao

6 September 2022

Carbon Fiber Reinforced Plastic (CFRP) shaft tube structure is widely applied in different fields, including aerospace, automotive, and wind power. Since CFRP shaft tube is often subjected to bending fatigue loads, it is of great significance to rese...

  • Article
  • Open Access
11 Citations
3,250 Views
25 Pages

Experimental Research and Numerical Analysis of CFRP Retrofitted Masonry Triplets under Shear Loading

  • Houria Hernoune,
  • Benchaa Benabed,
  • Rajab Abousnina,
  • Abdalrahman Alajmi,
  • Abdullah M GH Alfadhili and
  • Abdullah Shalwan

6 September 2022

This paper presents an experimental and numerical study into the shear response of brick masonry triplet prisms under different levels of precompression, as well as samples reinforced with carbon fiber-reinforced polymer (CFRP) strips. Masonry triple...

  • Article
  • Open Access
21 Citations
5,030 Views
10 Pages

Study on Tensile Properties of CFRP Plates under Elevated Temperature Exposure

  • Yongxin Yang,
  • Yanju Jiang,
  • Hongjun Liang,
  • Xiaosan Yin and
  • Yue Huang

21 June 2019

Elevated temperature exposure has a negative effect on the performance of the matrix resin in Carbon Fiber Reinforced Plastics (CFRP) plates, whereas limited quantitative research focuses on the deteriorations. Therefore, 30 CFRP specimens were desig...

  • Article
  • Open Access
78 Citations
10,465 Views
12 Pages

Recycling of Carbon Fibers from CFRP Waste by Microwave Thermolysis

  • Jianying Deng,
  • Lei Xu,
  • Libo Zhang,
  • Jinhui Peng,
  • Shenghui Guo,
  • Jianhua Liu and
  • Sivasankar Koppala

11 April 2019

With the growth of the use of carbon fiber-reinforced polymer (CFRP) in various fields, the recovery of carbon fibers from CFRP waste is becoming a significant research direction. In the present work, degrading epoxy resin and recycling carbon fibers...

  • Feature Paper
  • Article
  • Open Access
26 Citations
7,373 Views
16 Pages

Failure Assessment of Steel/CFRP Double Strap Joints

  • Hamid Reza Majidi,
  • Seyed Mohammad Javad Razavi and
  • Filippo Berto

6 July 2017

In the current study, the failure behavior of retrofitted steel structures was studied experimentally and theoretically with steel/carbon fiber reinforced polymer (CFRP) double strap joints (DSJs) under quasi-static tensile loading. A series of DSJs...

  • Article
  • Open Access
4 Citations
3,222 Views
17 Pages

Effects of Adhesive Coating on the Hygrothermal Aging Performance of Pultruded CFRP Plates

  • Xinkai Hao,
  • Guijun Xian,
  • Xiangyu Huang,
  • Meiyin Xin and
  • Haijuan Shen

23 February 2020

Bonding of carbon fiber reinforced polymer (CFRP) plates to a concrete member is a widely used strengthening method. CFRP plates used in construction degrade due to harsh environmental conditions such as high temperature or alkaline solution seepage...

  • Article
  • Open Access
11 Citations
3,047 Views
12 Pages

Bond Strength Properties of GFRP and CFRP according to Concrete Strength

  • Jusung Kim,
  • Sumi Jeong,
  • Hojin Kim,
  • Youngjin Kim and
  • Sungyu Park

20 October 2022

Reinforced concrete is the most commonly used material in the construction industry. However, one disadvantage of reinforced concrete is that environmental factors cause materials to penetrate the concrete and cause steel bar corrosion. Rebar corrosi...

  • Article
  • Open Access
7 Citations
2,369 Views
21 Pages

Investigation of the Damping Capacity of CFRP Raft Frames

  • Jinguang Zhang,
  • Jun Rao,
  • Lei Ma and
  • Xianglong Wen

15 January 2022

In this paper, based on the composite laminated plate theory and a strain energy model, the damping capacity of a Carbon Fiber Reinforced Plastics (CFRP) raft frame was studied. According to the finite element analysis (FEA) and damping ratio predict...

  • Article
  • Open Access
12 Citations
2,929 Views
14 Pages

Free Vibration Characteristics of CFRP Laminate with One-Dimensional Periodic Structures

  • Yukuan Dou,
  • Jinguang Zhang,
  • Xianglong Wen,
  • Hui Cheng and
  • Haixin Liu

23 February 2023

This paper proposes an approach of stacking prepreg periodically for carbon fiber-reinforced polymer composites (CFRP) laminate. This paper will discuss the natural frequency, modal damping, and vibration characteristics of CFRP laminate with one-dim...

  • Article
  • Open Access
6 Citations
2,316 Views
14 Pages

22 November 2022

Carbon fiber-reinforced polymer (CFRP) has been used widely in the strengthening of steel structures. Steel/CFRP systems being subjected to elevated temperatures is realistic in summer climate events in many countries, which leads to the degradation...

  • Article
  • Open Access
23 Citations
6,011 Views
22 Pages

Cracking Behavior of RC Beams Strengthened with Different Amounts and Layouts of CFRP

  • Muhammad Umair Saleem,
  • Hisham Jahangir Qureshi,
  • Muhammad Nasir Amin,
  • Kaffayatullah Khan and
  • Hassan Khurshid

12 March 2019

The bending and shear behavior of RC beams strengthened with Carbon Fiber-Reinforced Polymers (CFRP) is the primary objective of this paper, which is focused on the failure mechanisms and on the moment-curvature response prior-to, and post, strengthe...

  • Article
  • Open Access
1 Citations
1,716 Views
23 Pages

18 October 2024

Carbon-fiber-reinforced polymer (CFRP) is a composite material consisting of a resin matrix reinforced with carbon fibers. This study focuses on CFRP composite pipe piles as the subject of investigation, exploring the impact of substituting steel bar...

  • Article
  • Open Access
13 Citations
2,534 Views
20 Pages

Research on Multiscale Modeling and Experiment of CFRP Milling

  • Jing Ni,
  • Haishan Liu,
  • Zhi Hong,
  • Aihua Meng and
  • Mingfan Li

18 October 2023

High-quality milling of carbon fiber reinforced polymer (CFRP) composites is of great importance for the high-performance manufacturing of structures made of this hard-to-machine material. In this paper, a multiscale finite element (FE) model, consid...

  • Article
  • Open Access
1 Citations
2,383 Views
17 Pages

18 July 2023

This paper introduces the strengthening of a concrete bridge using a CFRP laminate anchorage system and describes the static and dynamic test process, including the loading method and the test results. This paper compares the stress, strain, and defo...

  • Article
  • Open Access
5 Citations
2,091 Views
12 Pages

13 October 2022

The paper attempts to estimate the profitability of combining wood and CFRP into a composite (BSH-CFRP), intended to be used in load-bearing beams, including mechanical performance and prices of constituent materials. Prices of glue laminated timber...

  • Article
  • Open Access
7 Citations
2,495 Views
19 Pages

29 January 2023

Previous studies have often assumed that the mechanical properties of Carbon Fibre Reinforced Plastics (CFRP) remain unchanged during drilling. In fact, due to the increase in drilling temperature, the mechanical properties of the composites change g...

  • Article
  • Open Access
1 Citations
1,653 Views
28 Pages

Study on Prestressed Concrete Beams Strengthened with External Unbonded CFRP Tendons

  • Longlong Chen,
  • Xuhong Qiang,
  • Xu Jiang,
  • Hao Dong and
  • Wulong Chen

20 September 2024

This study builds a refined finite element (FE) model to research the flexural behavior of a reinforced beam with prestressed CFRP tendons. The precision of the FE model is validated through a comparison with the experimental outcomes. The numerical...

  • Article
  • Open Access
10 Citations
4,305 Views
18 Pages

Chemical Recycling of CFRP in an Environmentally Friendly Approach

  • Asuka Sakai,
  • Winarto Kurniawan and
  • Masatoshi Kubouchi

2 January 2024

A novel and environmentally friendly recycling approach for carbon-fiber-reinforced plastics (CFRP) was studied using not only nitric acid (HNO3) but also our chosen alkaline, sodium hydrogen carbonate (NaHCO3). The CFRP specimen was first immersed i...

  • Article
  • Open Access
9 Citations
2,292 Views
18 Pages

Carbon-fiber-reinforced polymer (CFRP) has gradually become a new material to replace traditional steel due to its outstanding advantages. Because of its poor transverse stress performance, there is a reduction effect on the tensile strength in the b...

  • Article
  • Open Access
11 Citations
4,542 Views
13 Pages

2 April 2018

The application areas of carbon fiber reinforced plastics (CFRP) have been increasing day by day. The machining of CFRP with incorrect machining parameters leads in huge loss cost and time. Therefore, it is very important that the composite materials...

  • Article
  • Open Access
642 Views
21 Pages

Curing Deformation Prediction and Compensation Methods for Large-Sized CFRP Components

  • Tiantengzi Cao,
  • Chao Li,
  • Lichao Wan,
  • Zhongqi Wang and
  • Yang Zhao

29 September 2025

The residual stresses induced by the curing process for carbon fiber-reinforced polymers (CFRPs) lead to inevitable deformation, which seriously affects manufacturing accuracy, especially for large-sized CFRP components. Furthermore, deformation may...

  • Article
  • Open Access
17 Citations
10,018 Views
18 Pages

Performance of Reinforced Concrete Slab with Opening Strengthened Using CFRP

  • Syafiqah Shahrul Aman,
  • Bashar S. Mohammed,
  • Mubarak Abdul Wahab and
  • Abdullah Anwar

21 April 2020

Openings in reinforced concrete (RC) slabs are not commonly prescribed in design codes. Even when they are, they raise concerns regards to the size of the openings and the location of the applied loads. Lack of sufficient information about the load-c...

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