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Numerical Investigation on a New Concept of Shock Vector Control Nozzle
Publisher: American Society of Mechanical Engineers (ASME)
Abstract: Shock vector control (SVC) based on transverse jet injection is one of the fluidic thrust vectoring (FTV) technologies, and is considered as a promising candidate for the future exhaust system working at high nozzle pressure ...
Evolution of Contact State during Shear of Rough Rock Joints and Its Influence on Seepage Characteristics
Publisher: ASCE
Abstract: The seepage characteristics of fractured rock mass under compression and shear are one of the important factors affecting the stability of rock mass engineering. In order to understand the effect of shear action on the ...
Effect of Nonstationarity on Shear Properties of Rock Joints and a New Peak Shear Strength Criterion
Publisher: ASCE
Abstract: In rock masses, there might be structural nonstationarity in the joint morphology that influences the shear behavior of rock joints. However, research into this effect is seldom reported. In this study, shear tests on ...
Shear Behavior of Rough Rock Joints Reinforced by Bolts
Publisher: American Society of Civil Engineers
Abstract: The shear response of rock joints under bolt reinforcement is important for supporting the design of a jointed rock mass. This paper aims to investigate the shear behavior of bolted rock joints with different roughness. ...
Influence of Asperity Morphology on Failure Characteristics and Shear Strength Properties of Rock Joints under Direct Shear Tests
Publisher: American Society of Civil Engineers
Abstract: The asperity morphology has profound influences on the failure characteristics and shear strength of rock joints. To investigate these influences, degradation characteristics and mechanical properties were studied based ...
Seepage Characteristics of Triaxial Compression-Induced Fractured Rocks under Varying Confining Pressures
Publisher: ASCE
Abstract: In water-rich rock masses from underground excavations, the flow pressure and confining pressure significantly affect the seepage properties of the fractured rock induced by complex stress. To understand the seepage mechanism ...