Zobrazeno 1 - 10
of 7 672
pro vyhledávání: '"Split-Hopkinson Pressure Bar"'
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 9463-9483 (2024)
The Split-Hopkinson Pressure Bar (SHPB) apparatus is extensively used in rock mechanics to conduct dynamic research, with continuous advancements in the SHPB testing system leading to significant progress in understanding the dynamic properties of va
Externí odkaz:
https://doaj.org/article/394e11b0e0934b8bb0e230609664d5b3
Autor:
Yanling Lin, Yuzhe Ren, Tiange Ge, Mohammed Al-Ajamee, Yinglei Xu, Abubaker Ahmed Mohamed Salih Mohamed, Lu Ma, Liliang Huang
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract With the rapid expansion of construction engineering, the demand for traditional materials, particularly natural river sand, has surged, resulting in excessive resource exploitation and significant ecological damage. In response, the use of
Externí odkaz:
https://doaj.org/article/ff3c5ab54d324b3980f86d5189085950
Publikováno v:
水下无人系统学报, Vol 32, Iss 5, Pp 923-930 (2024)
The drop response problem of the explosive charge is a typical low-velocity impact ignition problem, which exhibits the characteristics of low strain rate, long pulse width, and small pulse, and it is significantly different from the high-velocity im
Externí odkaz:
https://doaj.org/article/bb7e0cfae10b47558f9aa627479c214d
Publikováno v:
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Vol 10, Iss 1, Pp 1-18 (2024)
Abstract Underground rocks are generally subjected to water erosion and dynamic disturbances. To exclude the effect of clay minerals on the water–rock interaction mechanism, clay-free artificial porous rock (APR) was used to investigate the couplin
Externí odkaz:
https://doaj.org/article/58b98eae010d424caae96808fc81cff1
Autor:
Hooman Rouhani, Ebrahim Farrokh
Publikováno v:
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Vol 10, Iss 1, Pp 1-23 (2024)
Abstract This study presents a comprehensive procedure for determining, calibrating, and validating the Riedel–Hiermaier–Thoma (RHT) material model parameters for granite. The process involves collecting a comprehensive dataset of conventional me
Externí odkaz:
https://doaj.org/article/d95e024e66d14aa5bc40a7805ba3e06d
Dynamic constitutive model of Fe–Cr–Ni stainless steel based on isothermal true stress-strain curves
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 3901-3913 (2024)
Austenitic Fe–Cr–Ni stainless steel is widely used in aviation, chemistry, energy, due to its excellent properties of high-temperature performance. In this study, the splitting Hopkinson pressure bar with high-temperature system was employed to e
Externí odkaz:
https://doaj.org/article/b18e225791c542e19541d7320aa90430
Publikováno v:
International Journal of Mining Science and Technology, Vol 34, Iss 5, Pp 655-679 (2024)
Underground pumped storage power plant (UPSP) is an innovative concept for space recycling of abandoned mines. Its realization requires better understanding of the dynamic performance and durability of reservoir rock. This paper conducted ultrasonic
Externí odkaz:
https://doaj.org/article/d149684db72242ab8d21cd1598f615dd
Publikováno v:
Case Studies in Thermal Engineering, Vol 61, Iss , Pp 104910- (2024)
As underground mining operations gradually extend deeper, the conditions for orebody occurrence become increasingly complex, and various geological disasters occur frequently. Rock masses are prone to different degrees and types of damage, making it
Externí odkaz:
https://doaj.org/article/b275ba3da8a8482f81241ea0299cb985
Publikováno v:
Case Studies in Construction Materials, Vol 20, Iss , Pp e02778- (2024)
The dynamic properties of concrete structures after being exposed to high temperatures play a crucial role in post-disaster repair and accident prevention measures. This study examined three different mixture ratios of Steel Fiber Reinforced Concrete
Externí odkaz:
https://doaj.org/article/0be758eb8ac34563bebd2306e0496f9b
Publikováno v:
Meitan xuebao, Vol 49, Iss 1, Pp 454-478 (2024)
Deep rock is under a complex geological environment with high geo-stress, high osmotic pressure, and strong dynamic disturbance, under the action of the three, the rock body is more prone to damage and rupture, inducing sudden water surges, seepage,
Externí odkaz:
https://doaj.org/article/2bb23f9e2ccb4512a7d42ce854fe0005