Zobrazeno 1 - 10
of 208
pro vyhledávání: '"Yanjun Qiu"'
Publikováno v:
Materials & Design, Vol 245, Iss , Pp 113229- (2024)
To analyze the effect of bitumen component on wax crystallization characteristic, this study obtained the Paraffinic, Naphthenic and Aromatic (PNA) distribution of two samples with high wax contents (AAM-1 and AAC-1) by Gas Chromatography (GC) test,
Externí odkaz:
https://doaj.org/article/0bb3f7d28de442c8a6fc07ddb0e26655
Publikováno v:
The Baltic Journal of Road and Bridge Engineering, Vol 18, Iss 3, Pp 1-26 (2023)
As a means of predicting the damage pattern and design life of asphalt pavement structures, the reliability of damage analysis is highly dependent on the calculation accuracy of the pavement mechanical responses under wheel load. The nonlinear analys
Externí odkaz:
https://doaj.org/article/f419c4f2fffe41aa8d8abdfcbd5eb040
Publikováno v:
Case Studies in Construction Materials, Vol 19, Iss , Pp e02476- (2023)
The employment of agricultural waste in asphalt pavement has been advocated by scientists as a strategy for raising waste recycling proportions, conserving natural resources, and handling disposal difficulties. Rice husk is an agricultural waste prod
Externí odkaz:
https://doaj.org/article/8459962771294ee28e8f4517cef0ef97
Autor:
Yanjun Qiu, Yaping Wang
Publikováno v:
Asian Journal of Surgery, Vol 46, Iss 7, Pp 2804-2805 (2023)
Externí odkaz:
https://doaj.org/article/655eabc8438b4d45b01b808be0ae7914
Autor:
Yanjun Qiu, Xiaoqian Xu
Publikováno v:
Asian Journal of Surgery, Vol 46, Iss 7, Pp 2752-2753 (2023)
Externí odkaz:
https://doaj.org/article/e31796fca4f3429f94f1adfd04b5f7f4
Publikováno v:
The Baltic Journal of Road and Bridge Engineering, Vol 16, Iss 4, Pp 126-152 (2021)
In order to investigate the influence of modulus of the base layer on the strain distribution for asphalt pavement, the modulus ratio of the base layer and the AC layer (Rm) is introduced as a controlled variable when keeping modulus of the AC layer
Externí odkaz:
https://doaj.org/article/242191040b564b7abfae3fa2e9700acf
Publikováno v:
The Baltic Journal of Road and Bridge Engineering, Vol 16, Iss 4, Pp 153-175 (2021)
An elastoplastic numerical model for calculating the consolidation settlement of wide embankment on soft ground is established using PLAXIS finite element software to investigate the settlement behaviour of soft ground under the wide embankment. The
Externí odkaz:
https://doaj.org/article/4db215de32354a74ba28ed0a36622d0d
Publikováno v:
Materials & Design, Vol 221, Iss , Pp 110957- (2022)
Considering asphalt as a mixed system composed of multiple solid and liquid phases based on the principle of phase equilibrium and regular solution theory, in this paper, the activity coefficient was used to describe the non-ideality of solid and liq
Externí odkaz:
https://doaj.org/article/b0331f4908644bf6a5127fd8a1d652d3
Autor:
Mouhamed Bayane Bouraima, Clement Kiprotich Kiptum, Kevin Maraka Ndiema, Yanjun Qiu, Ilija Tanackov
Publikováno v:
Operational Research in Engineering Sciences: Theory and Applications, Vol 5, Iss 2 (2022)
Road traffic safety has emerged as an urban mobility and development issue for African cities throughout time. To establish a comprehensive road safety reform within cities, one needed to be familiar with the political and legal environment, institut
Externí odkaz:
https://doaj.org/article/5e108981b57b4577837937df98fddfd9
Publikováno v:
The Baltic Journal of Road and Bridge Engineering, Vol 16, Iss 2, Pp 127-150 (2021)
In this paper, the typical cases of subgrade separated widening project in China are summarised. The research progress of subgrade separated widening and isolating wall applications are reviewed in highway reconstruction and extension. A numerical mo
Externí odkaz:
https://doaj.org/article/8c85759b85994bf8baa4fdc04a86d822