recycled aggregate performance
2022-10-28T23:10:47+00:00
Performance Evaluation of Reinforced Recycled Aggregate
Recycled concrete aggregates (RCAs) generated from construction and demolition activities have been recognized as a feasible alternative to natural aggregates (NAs) Naturally, the columns fabricated with reinforced recycled concrete (RRC) have been proposed and 2022年6月22日 Although recycled aggregate concrete (RAC) has been extensively studied, several critical problems with its fundamental behaviors still urgently need to be Fundamental behavior of recycled aggregate concrete – 2023年2月13日 It has been found that by using the carbonated recycled concrete aggregates (CRCA), RAC’s nondestructive, mechanical and durability properties can be Feasibility and performance analysis of carbonated
Influence of pretreatment methods for recycled concrete
2023年1月1日 Recycled aggregate contains a certain amount of mortar, and after a crushing process, weaker mortar or weaker aggregate is prone to cracks These cracks 2023年2月28日 To study the performance of recycled aggregate pervious concrete (RAPC) in severe cold regions, the influence of the water–binder ratio, design porosity, micro Deterioration Performance of Recycled Aggregate 2020年9月15日 This research aims at analysing the mechanical performance of concrete with recycled aggregates from concrete pavements First, the characteristics of various Mechanical Performance of Concrete Made with Recycled
Performance of Recycled Concrete Aggregates: A New Study
2021年4月15日 Performance of Recycled Concrete Aggregates: A New Study Posted on April 15, 2021 It is a basic axiom of environmental stewardship When possible, use old 2023年3月5日 Recycled aggregate concretefilled square steel tube (SRACFST) frame has the characteristics of high bearing capacity, good ductility, and superior seismic Analysis on displacement‐based seismic design method of The principles of sustainability dictate that construction materials should be recycled whenever possible In the US, it is a common practice to crush old concrete pavements Performance of recycled concrete aggregate pavements
Performance Assessment of Recycled Aggregate Concrete
2022年8月30日 The durability properties of concrete Mix4 (20RCFA) is assessed by immersing the concrete cubes for 28 days in the acid solution comprising 3% of 2021年4月15日 Performance of Recycled Concrete Aggregates: A New Study Posted on April 15, 2021 It is a basic axiom of environmental stewardship When possible, use old stuff to make new stuff The same is true with concrete aggregates Mixes are more sustainable when recycled concrete aggregate (RCA) replaces natural aggregates, at least to a degreePerformance of Recycled Concrete Aggregates: A New Study2019年12月30日 DOI: 101016/jconbuildmat2019 Corpus ID: ; Performance evaluation of recycled aggregate concrete under multiaxial compression @article{Chen2019PerformanceEO, title={Performance evaluation of recycled aggregate concrete under multiaxial compression}, author={Yuliang Chen and Zongping Chen and Performance evaluation of recycled aggregate concrete
Performance Evaluation of Cement Stabilized Mixture with
2021年9月21日 The performances of cement stabilized mixture with recycled aggregate were evaluated through mechanical performance test, freeze–thaw test, scour test, drying shrinkage test and fatigue performance test The results indicated that the largescale processing technology was helpful to improve the content of recycled aggregate2020年12月31日 Jishen Qiu, David Qin Sheng Tng, EnHua Yang, "Surface treatment of recycled concrete aggregates through microbial carbonate precipitation", Construction and Building Materials 57 (2014) 144150 Techniques to Improve the Performance of Recycled 2023年2月28日 To study the performance of recycled aggregate pervious concrete (RAPC) in severe cold regions, the influence of the water–binder ratio, design porosity, micro silica fume (SF) and enhancer agent (EA) on the permeability and mechanical properties of the RAPC were evaluated using the orthogonal design method Based on the optimal Deterioration Performance of Recycled Aggregate
Study on Road Performance of CementStabilized
2022年3月24日 A series of performance indexes of recycled aggregate and natural aggregate after crushing and processing of waste concrete beams are tested on the basis of the requirements of Test Methods of Aggregate for Highway Engineering JTG E422005 []It is proved that the basic physical properties of recycled aggregate meet the requirements 2017年9月14日 The compressive resistance values of pervious concrete with recycled aggregate were affected by 40% against the concrete with NA However, in the substitution mix of 100% RA, there was less compressive strength by 35%, since the RA1 improved its strength by absorbing cement paste during the mixing process Figure 8Performance of pervious concrete containing combined 2020年8月19日 The typical pervious concrete mix consists of binder material 180355 kg/m3, coarse aggregate 14201600 kg/m3 water to cement ratio ranged from 027 to 043 The typical 28 days compressive strength ranges from 14% to 31% and the permeability coefficient varies from 025 to 61 mm/sec The porosity for pervious Performance of Pervious Concrete with Recycled Concrete
Mesoscale discrete analysis of mechanical properties of
In this paper, a mesoscale simulation with Voronoi meshed RBSM is conducted to evaluate the mechanical performance of recycled coarse aggregate Following conclusions can be drawn from the study: 1 In addition to the normal concrete made with natural coarse aggregate, 2D mesoscale RBSM is capable of simulating the mechanical performance of 摘要： In this testing research,we prepared a series of recycled aggregate concrete(RAC) with recycled aggregate and studied their mechanical properties,especially uniaxial compressive stressstrain propertiesThe influence of the recycled aggregate on the Mechanical properties of recycled aggregate concrete 百 2022年5月31日 Long term performance of recycled concrete beams with different water–cement ratio and recycled aggregate replacement rate Jingwei YING 1, 2 (), Feiming SU 1, Shuangren CHEN 1 1 School of Civil Engineering and Architecture, Guangxi University, Nanning 2Long term performance of recycled concrete beams with
Frontiers Experimental Study of Compressive Properties
2021年8月19日 As the main component of fiberreinforced recycled aggregate concrete, the properties of recycled aggregate determine whether recycled aggregate concrete can be used in engineering applications To study the compressive properties and environmental impact of recycled aggregate, largescale indoor compression tests were carried out on In this paper, a mesoscale simulation with Voronoi meshed RBSM is conducted to evaluate the mechanical performance of recycled coarse aggregate Following conclusions can be drawn from the study: 1 In addition to the normal concrete made with natural coarse aggregate, 2D mesoscale RBSM is capable of simulating the mechanical performance of Mesoscale discrete analysis of mechanical properties of 2021年6月23日 In this experimental study, the behavior of recycled aggregate concrete (RAC) incorporating 100% recycled coarse (RC) aggregate is examined It investigates the workability and mechanical properties of concrete after total replacement of natural coarse (NC) aggregate with RC aggregate The influence of using Metakaolin (MK) at contents Performance of Recycled Coarse Aggregate Concrete
Mechanical and PostCracking Performance of Recycled
2020年4月1日 [22] Tam V W Y, Tam C M and Le K N 2007 Removal of cement mortar remains from recycled aggregate using presoaking approaches Resour Conserv Recycl 50 82101 Google Scholar [23] Tam V W Y, Tam C M and Wang Y 2007 Optimization on proportion for recycled aggregate in concrete using twostage mixing approach Constr 2023年3月5日 Recycled aggregate concretefilled square steel tube (SRACFST) frame has the characteristics of high bearing capacity, good ductility, and superior seismic performance To propose a displacementbased seismic design of SRACFST frame, the validity of the design method was verified by a detailed calculation exampleAnalysis on displacement‐based seismic design method of 2021年4月15日 Performance of Recycled Concrete Aggregates: A New Study Posted on April 15, 2021 It is a basic axiom of environmental stewardship When possible, use old stuff to make new stuff The same is true with concrete aggregates Mixes are more sustainable when recycled concrete aggregate (RCA) replaces natural aggregates, at least to a degreePerformance of Recycled Concrete Aggregates: A New Study
Performance of recycled aggregate concrete–filled square
2016年11月28日 In general, the specimens with the recycled coarse aggregate replacement ratio of 50% have a similar behaviour as the corresponding specimen with normal concrete; however, the performance of specimens with the recycled coarse aggregate replacement ratio of 100% is clearly different from the reference specimen Specifically, the use of sustainable building materials and the reuse and recycling of previously used building materials is gaining acceptance and becoming common place in many areas As one of the most commonly used building materials in the world, concrete, composed of aggregate, sand, cement and water, can be recycled and reused in a Evaluation of Recycled Concrete Aggregate Performance 2017年9月14日 The compressive resistance values of pervious concrete with recycled aggregate were affected by 40% against the concrete with NA However, in the substitution mix of 100% RA, there was less compressive strength by 35%, since the RA1 improved its strength by absorbing cement paste during the mixing process Figure 8Performance of pervious concrete containing combined