2021 Vol. 41, No. 9
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2021, 41(9): 092101.
doi: 10.11883/bzycj-2020-0239
Abstract:
In recent years, rotating detonation engine (RDE) has been wisely studied in the world due to its inherent advantages. In the process of the application of RDE, the stable and reliable performance of the engine is always what researchers pursue. In t...
In recent years, rotating detonation engine (RDE) has been wisely studied in the world due to its inherent advantages. In the process of the application of RDE, the stable and reliable performance of the engine is always what researchers pursue. In t...
2021, 41(9): 092102.
doi: 10.11883/bzycj-2021-0072
Abstract:
Aiming at the non-ideal properties of aluminized explosive, a local isentropic hypothesis of the expansion of aluminized explosive detonation product was proposed, and a nonlinear characteristic line model for aluminized explosive detonation was esta...
Aiming at the non-ideal properties of aluminized explosive, a local isentropic hypothesis of the expansion of aluminized explosive detonation product was proposed, and a nonlinear characteristic line model for aluminized explosive detonation was esta...
2021, 41(9): 093101.
doi: 10.11883/bzycj-2021-0097
Abstract:
The dynamic fracture of rock materials is a basic problem in the field of rock mechanics, while the dynamic fracture mechanism of shale is more complex due to its anisotropic characteristics. In order to study the effect of bedding angle on dynamic f...
The dynamic fracture of rock materials is a basic problem in the field of rock mechanics, while the dynamic fracture mechanism of shale is more complex due to its anisotropic characteristics. In order to study the effect of bedding angle on dynamic f...
2021, 41(9): 093102.
doi: 10.11883/bzycj-2020-0288
Abstract:
In order to study the failure characteristics and damage evolution law of sandstone type uranium ore by blasting, the SHPB experimental system with strain control loop is used to conduct dynamic impact experiment on sandstone samples under controlled...
In order to study the failure characteristics and damage evolution law of sandstone type uranium ore by blasting, the SHPB experimental system with strain control loop is used to conduct dynamic impact experiment on sandstone samples under controlled...
2021, 41(9): 093201.
doi: 10.11883/bzycj-2021-0058
Abstract:
The energy coupling between the underground explosion and the medium and the wave propagation mechanism in the medium are important bases for understanding the physics of the underground explosion source. In order to study the law of the propagation ...
The energy coupling between the underground explosion and the medium and the wave propagation mechanism in the medium are important bases for understanding the physics of the underground explosion source. In order to study the law of the propagation ...
2021, 41(9): 093901.
doi: 10.11883/bzycj-2020-0240
Abstract:
Supercavitation projectile is one of the research hotspots of underwater defence technology. The cost of underwater damage test is so high that equivalent test on land is considered as a possible alternative. Therefore, it is necessary to obtain the ...
Supercavitation projectile is one of the research hotspots of underwater defence technology. The cost of underwater damage test is so high that equivalent test on land is considered as a possible alternative. Therefore, it is necessary to obtain the ...
2021, 41(9): 094101.
doi: 10.11883/bzycj-2021-0124
Abstract:
Responses of materials and structures to intense pulsed X-ray radiation, such as thermal shock wave propagation and blowoff impulse generation are referred to collectively as X-ray thermomechanical effects, which have been applied to radiation harden...
Responses of materials and structures to intense pulsed X-ray radiation, such as thermal shock wave propagation and blowoff impulse generation are referred to collectively as X-ray thermomechanical effects, which have been applied to radiation harden...
2021, 41(9): 094201.
doi: 10.11883/bzycj-2021-0129
Abstract:
In the traditional immersed boundary methods for solving compressible fluid-structure interaction problems, conservation is one of the problems that must be considered. When the coupling boundary moves on the fixed grid, the structure coverage will c...
In the traditional immersed boundary methods for solving compressible fluid-structure interaction problems, conservation is one of the problems that must be considered. When the coupling boundary moves on the fixed grid, the structure coverage will c...
2021, 41(9): 095101.
doi: 10.11883/bzycj-2020-0320
Abstract:
In the process of blasting and excavation of urban subways, controlling the impact of blasting vibration on adjacent pipelines is critical. Based on the characteristics of directly buried gas pipelines in Wuhan and the full-scale direct-buried gas pi...
In the process of blasting and excavation of urban subways, controlling the impact of blasting vibration on adjacent pipelines is critical. Based on the characteristics of directly buried gas pipelines in Wuhan and the full-scale direct-buried gas pi...
2021, 41(9): 095102.
doi: 10.11883/bzycj-2020-0291
Abstract:
Steel concrete steel composite slab is a new type of composite structure. It has the characteristics of high shear strength, high ductility and strong energy consumption compared with the traditional reinforced concrete slab. The new type composite s...
Steel concrete steel composite slab is a new type of composite structure. It has the characteristics of high shear strength, high ductility and strong energy consumption compared with the traditional reinforced concrete slab. The new type composite s...
2021, 41(9): 095201.
doi: 10.11883/bzycj-2020-0363
Abstract:
Drilling and blasting is the most economical rock fracture technology in water conservancy, transportation, mining and tunnel engineering. And the application of nonel detonator network in rock blasting is still the most widely used initiation method...
Drilling and blasting is the most economical rock fracture technology in water conservancy, transportation, mining and tunnel engineering. And the application of nonel detonator network in rock blasting is still the most widely used initiation method...
2021, 41(9): 095401.
doi: 10.11883/bzycj-2020-0295
Abstract:
Based on the lack of systematic research on flame propagation in large-diameter and long-distance pipelines in the tank area of petrochemical plants, an experimental device for flame propagation in DN50-DN500 industrial-scale pipelines was designed a...
Based on the lack of systematic research on flame propagation in large-diameter and long-distance pipelines in the tank area of petrochemical plants, an experimental device for flame propagation in DN50-DN500 industrial-scale pipelines was designed a...
2021, 41(9): 095402.
doi: 10.11883/bzycj-2021-0016
Abstract:
In order to explore the coupling of flame propagation velocity and pressure in butane gas explosion under the action of hydrophobic SiO2 powder as flame retardant and flow-enhancing additive, experiments were carried out on a self-designed and constr...
In order to explore the coupling of flame propagation velocity and pressure in butane gas explosion under the action of hydrophobic SiO2 powder as flame retardant and flow-enhancing additive, experiments were carried out on a self-designed and constr...
2021, 41(9): 095403.
doi: 10.11883/bzycj-2020-0437
Abstract:
To investigate the effect of sodium bicarbonate on the process of ducted venting, an experimental study was performed to suppress the methane-air explosions in a 5 L vessel connected with different duct length (250, 500, 750 mm) under NaHCO3 dry powd...
