Construction Technologies and Architecture最新文献

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Employing Clean Energies in the Design of Contemporary Buildings, Review 在当代建筑设计中采用清洁能源,回顾
Construction Technologies and Architecture Pub Date : 2024-06-14 DOI: 10.4028/p-7hgchg
Maysaa Moffeq Alobaidi, Luma Mohemmed Yahya
{"title":"Employing Clean Energies in the Design of Contemporary Buildings, Review","authors":"Maysaa Moffeq Alobaidi, Luma Mohemmed Yahya","doi":"10.4028/p-7hgchg","DOIUrl":"https://doi.org/10.4028/p-7hgchg","url":null,"abstract":"Energy problems and the search for effective solutions to solve its various crises represent one of the most important problems facing societies and countries, and the consequent economic problems represented in costs and resources, in addition to its negative effects and accompanying environmental effects. And health problems for humans and their environmental surroundings. Therefore, architecture has tended over the years to search for self-sufficiency in its buildings as one of the solutions that can contribute to saving energy. With its external environment on the other hand, and to achieve these goals, the designers resorted to employing a set of mechanisms and strategies in the designs of its buildings and within the stages of designing and operating the buildings, as the paper aims to (discover and clarify the mechanisms and strategies that designers adopt to employ clean energies in the design of contemporary buildings). In its theoretical framework, a group of studies dealt with defining the possibilities of employing clean energies and reviewing the possibilities of employing them in traditional architecture, up to contemporary architecture. Its applied side also deals with a group of contemporary and modern architectural projects and analyzes the design mechanisms adopted by the designers to reach a more healthy and less polluted environment, which are the mechanisms through which we can employ them in the construction of our buildings in our local communities and reach healthier and more prosperous cities and reduce economic costs.","PeriodicalId":10603,"journal":{"name":"Construction Technologies and Architecture","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-06-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141342106","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
5th International Conference on Science and Technology Applications (ICoSTA) 第五届国际科技应用大会(ICoSTA)
Construction Technologies and Architecture Pub Date : 2024-02-28 DOI: 10.4028/b-b6znxn
B. Sinaga, Deny Setiawan, Juniastel Rajagukguk
{"title":"5th International Conference on Science and Technology Applications (ICoSTA)","authors":"B. Sinaga, Deny Setiawan, Juniastel Rajagukguk","doi":"10.4028/b-b6znxn","DOIUrl":"https://doi.org/10.4028/b-b6znxn","url":null,"abstract":"","PeriodicalId":10603,"journal":{"name":"Construction Technologies and Architecture","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140418184","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Compressive and Splitting Tensile Strengths of Coconut-Coir-Fibre-Reinforced Concrete: Effect of Fibre Volume 椰壳-椰壳-纤维增强混凝土的抗压和劈裂抗拉强度:纤维体积的影响
Construction Technologies and Architecture Pub Date : 2023-10-27 DOI: 10.4028/p-bx7qc7
Allif Imran Jaleel Faiyaz Ahmed, Mohamed Mubarak Abdul Wahab, Syed Ahmad Farhan, Siti Nooriza Abd Razak, Nadzhratul Husna
{"title":"Compressive and Splitting Tensile Strengths of Coconut-Coir-Fibre-Reinforced Concrete: Effect of Fibre Volume","authors":"Allif Imran Jaleel Faiyaz Ahmed, Mohamed Mubarak Abdul Wahab, Syed Ahmad Farhan, Siti Nooriza Abd Razak, Nadzhratul Husna","doi":"10.4028/p-bx7qc7","DOIUrl":"https://doi.org/10.4028/p-bx7qc7","url":null,"abstract":"In light of the issues pertaining to the rising cost of raw materials and depleting natural resources resulting from the production of conventional construction materials, as well as that pertaining to disposal of wastes in the agricultural industry, reinforcement of concrete with organic fibres has to be further explored. Coconut coir fibre is an organic fibre that has a high tensile strength and can potentially be employed in fibre-reinforced concrete (FRC). In view of the potential of employing coconut coir fibre in FRC, in the present study, effect of fibre volume on compressive and splitting tensile strengths of coconut‑coir‑FRC was investigated. Four mix designs with varying fibre volume, which comprises 0, 0.5, 1.0 and 1.5% by volume of cement were adopted for preparation of concrete samples. Compressive and splitting tensile strength tests were performed on the samples. Compressive strength tests were conducted at 7 and 28 days of curing, while splitting tensile strength tests were conducted at 28 days of curing. Addition of fibre has increased the compressive strength and the maximum compressive strength of 33.83 MPa was obtained at fibre volume of 1.5%. The splitting tensile strength increased from 2.434 to 2.750 MPa as fibre volume was increased from 0.0 to 1.0% but, as fibre volume was further increased to 1.5%, the splitting tensile strength reduced to 2.699 MPa. Bridging activity of the fibres across the cracks effectively restricts crack development and contributes towards increasing the strength of coconut-coir-FRC samples.","PeriodicalId":10603,"journal":{"name":"Construction Technologies and Architecture","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136262441","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of Treatment and Incineration Temperature on Extraction of Silica from Rice Husk for Cement Replacement in Concrete 处理和焚烧温度对稻壳中二氧化硅提取的影响
Construction Technologies and Architecture Pub Date : 2023-10-27 DOI: 10.4028/p-asl0mh
Nur Izzah Azlan, Syed Ahmad Farhan, Mohamed Mubarak Abdul Wahab, Nadzhratul Husna, Nur Aqila Mohd Hamka, Siti Nooriza Abd Razak
{"title":"Effect of Treatment and Incineration Temperature on Extraction of Silica from Rice Husk for Cement Replacement in Concrete","authors":"Nur Izzah Azlan, Syed Ahmad Farhan, Mohamed Mubarak Abdul Wahab, Nadzhratul Husna, Nur Aqila Mohd Hamka, Siti Nooriza Abd Razak","doi":"10.4028/p-asl0mh","DOIUrl":"https://doi.org/10.4028/p-asl0mh","url":null,"abstract":"Utilization of rice husk ash (RHA) as a pozzolanic material is a viable solution for reducing air pollution that is caused by open incineration of rice husk. Treatment of the rice husk with high-concentration acid and subsequently subjecting the treated rice husk to controlled incineration at high temperature can produce RHA that contains silica of a high purity, which can contribute to a high pozzolanic reactivity of concrete. However, the dependence of high-concentration acid and high incineration temperature will have an adverse effect on the environment. Therefore, in the present study, effect of treatment and incineration temperature on extraction of silica from RHA was investigated by conducting analytical and compressive strength tests on concrete samples. Raw and treated rice husks were incinerated for an hour at 400, 500 and 600°C to produce untreated and treated RHA, respectively. Hydrothermal synthesis was performed to execute gelation of silica from the RHA. The silica gel was converted into powder and then incorporated into concrete mixes for preparation of samples. The samples comprise the control sample, which does not contain any of the silica extracted from the RHA, and those that contain 5% silica from the untreated and treated RHA. Findings indicate that the treatment was necessary to produce concrete with adequate compressive strength relative to that of conventional concrete. Incorporation of 5% silica from treated RHA at the incineration temperature of 600°C resulted in the highest compressive strength of 6.44 MPa, which is an increase of 8.5% from that of the conventional concrete.","PeriodicalId":10603,"journal":{"name":"Construction Technologies and Architecture","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136317024","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Use of Silica Fume, Coated Expanded Polystyrene Beads and Powder Free Latex Glove in Fabricating the Hollow Concrete Blocks 硅粉、包覆膨胀聚苯乙烯微珠和无粉乳胶手套在空心混凝土砌块制造中的应用
Construction Technologies and Architecture Pub Date : 2023-10-27 DOI: 10.4028/p-btb2rj
Mohd Amirul B. Mohd Snin, Izwan B. Johari, Nuratikah Ahmad Nordin, Noor Nabila Aznan, Nurulfatin Aqilah Mohd Yazid
{"title":"The Use of Silica Fume, Coated Expanded Polystyrene Beads and Powder Free Latex Glove in Fabricating the Hollow Concrete Blocks","authors":"Mohd Amirul B. Mohd Snin, Izwan B. Johari, Nuratikah Ahmad Nordin, Noor Nabila Aznan, Nurulfatin Aqilah Mohd Yazid","doi":"10.4028/p-btb2rj","DOIUrl":"https://doi.org/10.4028/p-btb2rj","url":null,"abstract":"Production of the hollow concrete blocks is always facing the issues on its weight and carbon emission. The use of alternative materials may help to reduce the weight and environment issue in producing the hollow concrete blocks. This paper investigates the use of alternative materials in fabricating the hollow concrete blocks. Three alternative materials used in this study were silica fume (SF), coated expanded polystyrene beads (CEPS) and powder free latex glove (PFLG). CEPS and PFLG were used to replace partial of sand in mixtures. Meanwhile, SF was used to replace the partial of cement in mixture. All these three materials were used in different mixtures of concrete mortar. There were 18 specimens fabricated made of each mixture (control specimen, SF, CEPS and PFLG). The specimens then tested with compressive strength, water absorption, density and initial rate of suction. The results show that the compressive strength and density of the hollow concrete blocks made of SF was higher than the control samples. But the water absorption percentage and initial rate of suction of hollow concrete blocks made of SF were lower than control specimens. Contrary, the compressive strength, water absorption, density and initial rate of suction of the specimen made of CEPS beads and PFLG were lower than control specimens. It was concluded that the SF can increase the compressive strength and make the blocks denser. Meanwhile, CEPS beads and PFLG can reduce the weight but the compressive strength also decrease about 40%-50%.","PeriodicalId":10603,"journal":{"name":"Construction Technologies and Architecture","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136261801","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Geopolymer-Concrete-Based Eco-Friendly and Fire-Resistant Concrete Structures: Effect of Exposure to High Temperature at Varying Heating Duration 以地聚合物混凝土为基础的环保耐火混凝土结构:不同加热时间下高温暴露的影响
Construction Technologies and Architecture Pub Date : 2023-10-27 DOI: 10.4028/p-vymw8n
Siti Nooriza Abd Razak, Nasir Shafiq, Laurent Guillaumat, Syed Ahmad Farhan, Vicky Kumar Lohana
{"title":"Geopolymer-Concrete-Based Eco-Friendly and Fire-Resistant Concrete Structures: Effect of Exposure to High Temperature at Varying Heating Duration","authors":"Siti Nooriza Abd Razak, Nasir Shafiq, Laurent Guillaumat, Syed Ahmad Farhan, Vicky Kumar Lohana","doi":"10.4028/p-vymw8n","DOIUrl":"https://doi.org/10.4028/p-vymw8n","url":null,"abstract":"There are concerns towards the vulnerability of geopolymer concrete towards fire. High-temperature conditions instigate physical alterations and chemical reactions in concrete, which progressively breaks down the gel structure of cement. Consequently, the breakdown leads to an increase in tendency of drying shrinkage, changes to colors of aggregates and losses in load-bearing capacity and durability. In the present study, geopolymer concrete samples were exposed to fire at 1000°C at varying heating duration to investigate the effects on mass loss, residual strength and its microstructure properties. Samples with three grades of strength, GEO20, GEO40 and GEO60, were prepared. Six heating durations ranging from 30 to 180 minutes were adopted. Overall, mass losses were less than 3%, ranging from 1.65% as obtained by the low-strength concrete to 2.93% as obtained by the high-strength concrete. For the most part, as heating duration increased, residual strengths decreased, except for when residual strengths of low and medium-strength concrete initially increased at the heating duration of 30–60 minutes, where the exposure to fire facilitated geopolymerization. Analysis of the microstructure reveals that structural integrity of the matrix at high-temperature conditions is adequate. The study investigated the geopolymer concrete is able to resist the exposure to fire and must be seriously considered as an alternative to ordinary-Portland-cement-based concrete for the future of sustainable construction.","PeriodicalId":10603,"journal":{"name":"Construction Technologies and Architecture","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136261946","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Polynapthalene Sulfonate Superplasticizer for Oil well Cementing: Effect on Compressive Strength 聚萘磺酸盐油井固井高效减水剂:对抗压强度的影响
Construction Technologies and Architecture Pub Date : 2023-10-27 DOI: 10.4028/p-d3bzes
Nurul Nazmin Zulkarnain, Afif Izwan A. Hamid, Nasir Shafiq, Noraini Kamizan, Mohd Firdaus Habarudin
{"title":"Polynapthalene Sulfonate Superplasticizer for Oil well Cementing: Effect on Compressive Strength","authors":"Nurul Nazmin Zulkarnain, Afif Izwan A. Hamid, Nasir Shafiq, Noraini Kamizan, Mohd Firdaus Habarudin","doi":"10.4028/p-d3bzes","DOIUrl":"https://doi.org/10.4028/p-d3bzes","url":null,"abstract":"A superplasticizer or dispersant acts as a friction reducer to enhance the rheological properties of cement slurry, thereby eliminating the need for high pump pressure to pump the viscous slurry behind the casing. Polynaphthalene sulfonate (PNS) is a common dispersant for well cement; however, with the emergence of geopolymer technology for oil wells, the application of PNS in the industry has yet to be investigated. The focus of the research is to examine the influences of PNS on the early, medium, and final compressive strength of geopolymer cement cured at 3000 psi and 100 °C with PNS concentration ranging from 0.0 to 2.0 by weight of fly ash (bwof %). The findings show that PNS can increase the 8-hour compressive strength of geopolymer cement, but it can decrease the 24-hour compressive strength. However, only the sample with the highest concentration of PNS exhibits better compressive strength than the control sample at 48 hours. Additionally, the results demonstrate that the compressive strength of geopolymer cement with PNS increases with a longer curing duration. It is advisable to run a prediction plot to determine the optimum concentration that can result in high compressive strength for 8, 24 and 48 hours.","PeriodicalId":10603,"journal":{"name":"Construction Technologies and Architecture","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136316817","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sugarcane-Bagasse-Fibre-Reinforced Concrete: Evaluation of Compressive and Splitting Tensile Strengths 甘蔗-甘蔗渣-纤维增强混凝土:抗压和劈裂抗拉强度的评价
Construction Technologies and Architecture Pub Date : 2023-10-27 DOI: 10.4028/p-fqet3t
Syed Ahmad Farhan, Mohamed Mubarak Abdul Wahab, Nur Hazimah Shokib, Allif Imran Jaleel Faiyaz Ahmed, Nadzhratul Husna, Siti Nooriza Abd Razak, Nasir Shafiq
{"title":"Sugarcane-Bagasse-Fibre-Reinforced Concrete: Evaluation of Compressive and Splitting Tensile Strengths","authors":"Syed Ahmad Farhan, Mohamed Mubarak Abdul Wahab, Nur Hazimah Shokib, Allif Imran Jaleel Faiyaz Ahmed, Nadzhratul Husna, Siti Nooriza Abd Razak, Nasir Shafiq","doi":"10.4028/p-fqet3t","DOIUrl":"https://doi.org/10.4028/p-fqet3t","url":null,"abstract":"In view of the increasing cost of raw materials and depleting natural resources in many developed countries, adoption of waste in construction materials has to be considered. Fibre-reinforced concrete (FRC) is a type of concrete that employs steel or synthetic fibres. Sugarcane bagasse fibre (SCBF), which is a waste material from the agricultural industry, can potentially be utilized in FRC as an alternative to steel or synthetic fibres. In light of the potential, in the present study, compressive and splitting tensile strengths of sugarcane-bagasse-fibre-reinforced concrete (SCB-FRC) at varying volumes of SCBF were evaluated. Four types of concrete samples were prepared, which are the control sample that does not contain any SCBF and SCB-FRC samples that contain 0.5, 1.0, and 1.5% of SCBF of 5-cm fibre lengths by volume of cement. Samples were cured in water for 7 and 28 days for compressive strength testing and 28 days for splitting tensile testing. Findings indicate that the optimum fibre volume is 1.0%, where the highest compressive strengths of 24.75 and 33.02 MPa were achieved at 7 and 28 days of curing, respectively, and the highest splitting tensile strength of 2.61 MPa was achieved. Formation of fibre bundles during mixing may have resulted in the decrease in strength as the fibre volume was further increased from 1.0 to 1.5%.","PeriodicalId":10603,"journal":{"name":"Construction Technologies and Architecture","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136261938","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of Polyethylene Terephthalate (PET) in Development of Green Roller Compacted Concrete 聚对苯二甲酸乙二醇酯(PET)在绿色碾压混凝土开发中的作用
Construction Technologies and Architecture Pub Date : 2023-10-27 DOI: 10.4028/p-c6l8ag
Mohammed Hazim Yaseen, Syed Fuad Saiyid Hashim, Eethar Thanon Dawood, Megat Azmi Megat Johari
{"title":"Effect of Polyethylene Terephthalate (PET) in Development of Green Roller Compacted Concrete","authors":"Mohammed Hazim Yaseen, Syed Fuad Saiyid Hashim, Eethar Thanon Dawood, Megat Azmi Megat Johari","doi":"10.4028/p-c6l8ag","DOIUrl":"https://doi.org/10.4028/p-c6l8ag","url":null,"abstract":"This paper aims to find out the possibility of development Green Roller-Compacted Concrete (RCC) by using local materials and study the behavior of RCC properties by adding different amounts of solid waste (Polyethylene Terephthalate (PET) as volume fraction of cement content). To achieve this aims; Three laboratory tests were applied; Density, Compressive strength, and Flexural strength, that conducted to show the changes in the properties of concrete with existence of PET in the mixture. an approach for adding the PET in the concrete mixture. ranging from 1.0 % to 3.0 % with the variation of 1.0 %. Therefore, Three concrete mixtures was prepared to study the affect of adding (1.0 – 3.0 ) % of PET as volume fraction of cement content. On the other hand, one additional mixture designed without any inclusion of PET to be considered as a reference mixture. It can be observed in general from of the results that the increase in the percentage of Polyethylene Terephthalate (PET) in the mix leads to decrease in the compressive strength to 15 %. Results show that The use of Polyethylene Terephthalate (PET) would enhance the flexural strength of LWAC to 69.4 %.","PeriodicalId":10603,"journal":{"name":"Construction Technologies and Architecture","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136262433","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Extraction of Silica from Sugarcane Bagasse Ash for Cement Replacement in Concrete: Effect of Treatment and Burning Temperature 从蔗渣灰中提取二氧化硅替代混凝土中的水泥:处理和燃烧温度的影响
Construction Technologies and Architecture Pub Date : 2023-10-27 DOI: 10.4028/p-ehhce9
Nur Aqila Mohd Hamka, Nadzhratul Husna, Syed Ahmad Farhan, Mohamed Mubarak Abdul Wahab, Nur Izzah Azlan, Nasir Shafiq, Siti Nooriza Abd Razak
{"title":"Extraction of Silica from Sugarcane Bagasse Ash for Cement Replacement in Concrete: Effect of Treatment and Burning Temperature","authors":"Nur Aqila Mohd Hamka, Nadzhratul Husna, Syed Ahmad Farhan, Mohamed Mubarak Abdul Wahab, Nur Izzah Azlan, Nasir Shafiq, Siti Nooriza Abd Razak","doi":"10.4028/p-ehhce9","DOIUrl":"https://doi.org/10.4028/p-ehhce9","url":null,"abstract":"Increasing amounts of agricultural and industrial wastes have prompted researchers to re‑use the wastes as prospective cement replacement materials. Sugarcane bagasse is an agricultural waste that is widely available as a by-product of sugar and ethanol industries. As sugarcane bagasse possesses a high pozzolanic reactivity owing to its high silica content, the potential of extracting silica from sugarcane bagasse ash (SCBA) for cement replacement has to be explored. In the present study, analytical and compressive strength tests were performed on concrete samples to determine the effect of replacing cement with silica extracted from SCBA. Influences of treatment and burning temperature for conversion of sugarcane bagasse to SCBA on the analytical and compressive strength test results were also investigated. Raw and treated bagasse were burned in a muffle furnace for one hour at 600, 700 and 800°C to produce untreated and treated SCBA, respectively. Hydrothermal synthesis was performed on the SCBA for extraction of silica gel. Three types of concrete samples were prepared, which are the control sample that does not contain any cement replacement material and samples that contain 5% silica from untreated and treated SCBA. Compressive strength tests were performed on the samples after seven days of curing. Findings indicate that treatment of the bagasse was essential to produce SCBA of adequate silica content that can improve the compressive strength of the concrete. The increase in compressive strength is at its highest at the burning temperature of 700°C, where a change of +8.05% was achieved.","PeriodicalId":10603,"journal":{"name":"Construction Technologies and Architecture","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136262098","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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