Zobrazeno 1 - 10
of 52
pro vyhledávání: '"Krahl, A."'
Autor:
Pablo Augusto Krahl, Saulo José de Castro Almeida, Anderson Marinho, Gustavo Henrique Siqueira, Margot Fabiana Pereira
Publikováno v:
Structures. 34:1872-1889
Partially encased composite (PEC) columns are efficient structural elements that offer ease and agility for prefabrication, requiring no molds for casting concrete. The manufacture of these elements involves anchoring the reinforcement to the metalli
Autor:
Tobias Broda, Katharina Debray, Michael Goldstein, Stefan Grassee, Daniel Halft, Evgeny Ioffe, Kai Jacob, Manuel Krahl, Alicia Mühter, Dierk Schindler, Carolin Schrott
Publikováno v:
Jusletter-IT.
Publikováno v:
Revista IBRACON de Estruturas e Materiais v.14 n.3 2021
Revista IBRACON de Estruturas e Materiais
Instituto Brasileiro do Concreto (IBRACON)
instacron:IBRACON
Revista IBRACON de Estruturas e Materiais, Vol 14, Iss 3 (2021)
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Revista IBRACON de Estruturas e Materiais
Instituto Brasileiro do Concreto (IBRACON)
instacron:IBRACON
Revista IBRACON de Estruturas e Materiais, Vol 14, Iss 3 (2021)
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Ultra-high-performance fiber reinforced concrete (UHPFRC) is a new material developed to present superior properties, as high compressive strength (higher than 130 MPa), high durability, and satisfactory ductile behavior. This paper reports the proce
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9c03d67c992ef673386dbb586a8120da
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1983-41952021000300213
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1983-41952021000300213
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
Ultra High-Performance Fiber Reinforced Concrete (UHPFRC) is a promising material for applications in precast industry characterized by fast construction. However, there is a gap in investigations on the pullout behavior of inclined fibers at differe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::67e62fa8df3dc941ec1fb01638ff05e6
Publikováno v:
Journal of Materials in Civil Engineering. 32
This paper reports the characterization of internal damping ratio (ξ) and Q factor of ultrahigh-performance fiber-reinforced concrete (UHPFRC) using acoustic tests for undamaged and damaged...
Publikováno v:
Journal of Structural Engineering. 146
This paper presents an advance in the analytical prediction of the contact interaction between bearing pads and precast beams. Contact problems are typically nonlinear, and until recently, ...
Publikováno v:
Composite Structures. 280:114933
Ultra-High Performance Fiber Reinforced Concrete (UHPFRC) is a cement-based composite with superior mechanical and durability properties compared to conventional concrete. The inclusion of short fibers in the brittle matrix can change the behavior to
Autor:
Pablo Augusto Krahl, Maria Cristina Vidigal de Lima, Gustavo Henrique Siqueira, Marina Fernandes Alvarenga Oliveira
Publikováno v:
Journal of Structural Engineering. 146
Precast prestressed concrete beams present camber after prestressing and early-age imperfections like initial sweep and rotations. Because there have been many reported cases of collapse wi...
Publikováno v:
Revista IBRACON de Estruturas e Materiais v.13 n.1 2020
Revista IBRACON de Estruturas e Materiais
Instituto Brasileiro do Concreto (IBRACON)
instacron:IBRACON
Revista IBRACON de Estruturas e Materiais, Vol 13, Iss 1, Pp 95-119 (2020)
Revista IBRACON de Estruturas e Materiais
Instituto Brasileiro do Concreto (IBRACON)
instacron:IBRACON
Revista IBRACON de Estruturas e Materiais, Vol 13, Iss 1, Pp 95-119 (2020)
Precast concrete girders on bearing pads are subjected to instability depending on several variables such as span length, initial imperfections and bearing pads behavior. On this paper, numerical models are developed in order to assess the instabilit
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5dce1f96cad3bd889455cbbb94150d47
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1983-41952020000100095
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1983-41952020000100095
Publikováno v:
Revista IBRACON de Estruturas e Materiais v.13 n.5 2020
Revista IBRACON de Estruturas e Materiais
Instituto Brasileiro do Concreto (IBRACON)
instacron:IBRACON
Revista IBRACON de Estruturas e Materiais, Volume: 13, Issue: 5, Article number: e13511, Published: 23 OCT 2020
Revista IBRACON de Estruturas e Materiais, Vol 13, Iss 5 (2020)
Revista IBRACON de Estruturas e Materiais
Instituto Brasileiro do Concreto (IBRACON)
instacron:IBRACON
Revista IBRACON de Estruturas e Materiais, Volume: 13, Issue: 5, Article number: e13511, Published: 23 OCT 2020
Revista IBRACON de Estruturas e Materiais, Vol 13, Iss 5 (2020)
Due to low stiffness to lateral bending, long prestressed precast concrete beams are subject to lateral instability. For this reason, the safety analysis of these beams during the transitory stages of transport, lifting and assembly is fundamental. T
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::803b8c3aa80aea2b469690bbf1a50cb0
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1983-41952020000500214
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1983-41952020000500214