Zobrazeno 1 - 10
of 188
pro vyhledávání: '"Triwulan"'
Publikováno v:
MATEC Web of Conferences, Vol 280, p 04008 (2019)
This paper presents the effect of the reinforcing bar diameter (db) and concrete cover thickness to reinforcing bar diameter ratio (c/db) to the bond strength between reinforcing bar and geopolymer concrete by using the experimental pull-out test. Th
Externí odkaz:
https://doaj.org/article/33506e3504cb4656802cecdd8b1b8376
Publikováno v:
Jurnal Teknik ITS, Vol 5, Iss 1 (2016)
Beton mutu tinggi adalah beton yang kuat tekan tinggi sekitar 50 MPa – 100 MPa. Untuk meningkatkan kuat tekan, material pozollan seperti silica fume dan flyash biasanya digunakan untuk mengganti material beton Dalam laporan ini, beton mutu tinggi d
Externí odkaz:
https://doaj.org/article/8bcf794261cf49c48a3399f9c9a495da
Publikováno v:
Jurnal Teknik ITS, Vol 4, Iss 2 (2015)
Abstrak— Penelitian ini berfokus pada pemanfaatan bottom ash sebagai bahan dasar pembuatan paving geopolimer. Diketahui bahwa bottom ash merupakan limbah hasil pembakaran batu bara yang jarang dimanfaatkan dibandingkan dengan fly ash. Selain itu di
Externí odkaz:
https://doaj.org/article/26bb8ad1765c4b3181114056e77226df
Publikováno v:
Jurnal Teknik ITS, Vol 4, Iss 2 (2015)
Bottom ash merupakan limbah sisa pembakaran batu bara disamping fly ash yang saat ini tidak banyak dimanfaatkan. Di dalam penelitian ini bahan dasar yang digunakan adalah bottom ash dan larutan alkali sebagai pengikat untuk membuat bahan dasar paving
Externí odkaz:
https://doaj.org/article/8e5465eb4ada403da4204c04e242da7e
Autor:
Januarti Jaya Ekaputri, Triwulan
Publikováno v:
Jurnal Teknik Sipil, Vol 20, Iss 1, Pp 1-10 (2013)
Beberapa penelitian menunjukkan bahwa kuat tekan beton geopolimer sangat bergantung pada sifat material pozolan dan larutan aktivator yang digunakan pada campuran pastanya. Dalam paper ini disampaikan beberapa cara untuk memanfaatkan Lumpur Sidoarjo
Externí odkaz:
https://doaj.org/article/c3f52df332d8471fb728463b84482363
Autor:
Dwi Wulandari Kiki, Jaya Ekaputri Januarti, Triwulan, Fujiyama Chikako, H. E. Setiamarga Davin
Publikováno v:
MATEC Web of Conferences, Vol 195, p 01012 (2018)
Specific microbial agents such as bacteria are often used in concrete to improve its performance. Some microbes act as self-healing agents to close cracks in concrete, and to increase concrete strength. This paper presents a study to observe the effe
Externí odkaz:
https://doaj.org/article/e756af3a654140e494a239f95d0f2bf2
Publikováno v:
MATEC Web of Conferences, Vol 97, p 01027 (2017)
This paper’s objectives are to learn the effect of glass powder, silica fume, Polycarboxylate Ether, and gravel to optimizing composition of each factor in making High Performance SCC. Taguchi method is proposed in this paper as best solution to mi
Externí odkaz:
https://doaj.org/article/10ee5aafbaac4047a47bda352a9fbc21
Publikováno v:
MATEC Web of Conferences, Vol 138, p 01010 (2017)
In general, fly ash is often used as a binder in geopolymer mixture. In this paper, seven samples of fly ash were collected from five Indonesian power plants. The variation of fly ash may depend upon many factors. However, there is no standardization
Externí odkaz:
https://doaj.org/article/b9115e646ca345f09797a47c9db079f1
Publikováno v:
MATEC Web of Conferences, Vol 97, p 01002 (2017)
This paper presents the influence of chloride ion penetration in geopolymer concrete. Fly ash as based material for geopolymer concrete was used in this mixture. Fly ash was mixed with sodium hydroxide (NaOH) 8 M and sodium silicate (Na2SiO3) as the
Externí odkaz:
https://doaj.org/article/13f54ea363564672b6a59785bf633b89
Publikováno v:
MATEC Web of Conferences, Vol 97, p 01005 (2017)
This study presents curing temperature influences to behaviors of geopolymer concrete. The concrete was fly ash based, with the ratio of fly ash to alkaline activator was 65%:35%. Ratio coarse aggregate to fine aggregate was 60%:40%, ratios Na2SiO3/N
Externí odkaz:
https://doaj.org/article/42681057e3e64e53ad81cd27e57a1a88