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Research on hydraulic optimization design method of water-jet propulsion pump considering hump index
In order to improve the efficiency of water-jet pump and reduce or eliminate the hump phenomenon, it is necessary to optimize the impeller design. In...
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Settlement Mode Analysis for An Immersed Tube Tunnel Considering A Nonuniform Foundation Under Tidal Load
Immersed tube tunnels are usually placed on soft soil layers in cross-sea tunnelling engineering. Owing to the influence of stratum conditions and...
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Comparison of biological swarm intelligence algorithms for AUVs for three-dimensional path planning in ocean currents’ conditions
This study aims to address the three-dimensional path planning problem of autonomous underwater vehicle (AUV) in the environment of ocean current and...
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Multi-terminal Modular Multi-level Flexible DC Transmission System and Its Grounding Electrode Determination Method
Multi-terminal modular multistage flexible DC transmission system (MTM) is a flexible DC transmission system, which can be used to transmit a large...
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Experimental and Theoretical Study on the Self-Weight Penetration Velocity of Suction Anchor Foundations in Sand
The application of the wellhead suction anchor in the second production test of natural gas hydrates (NGHs) in the South China Sea (SCS) was met with...
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Influence of variable cross-section on pressure transients and unsteady slipstream in a long tunnel when high-speed train passes through
When constructing a long undersea tunnel, cross-sectional area of some parts of the tunnel will be changed to strengthen the tunnel or save...
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Review of Theory and Experiment for Underwater Propulsion
Underwater propulsion is to convert the power generated by the engine into the thrust of the underwater vehicle, so as to overcome the resistance of...
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Study on the Waves in Coastal Zone at China-Maldives Friendship Bridge and the Protection Plan for Approach Bridge in Hulhumale
Maldives is an archipelagic country located in the Indian Ocean. Male, where its capital is located, is an island in the southeast of the North Male...
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Underground Cables
This chapter on insulated cables comprises 13 sections. Section 10.1 is an introduction to this topic that highlights the role of CIGRE in the...
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Shaft fatigue estimation based on characteristics of transient torsional vibration for propulsion shafting system according to variation of passing time in barred speed range
In line with the strengthened marine environmental regulation policy of the International Maritime Organization (hereinafter IMO) and the trend of...
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Ultimate strength of aluminium-steel composite cylinders under hydrostatic pressure
This study examined the ultimate strength of double-layered aluminium-steel composite cylinders and single-layered aluminium cylinders under...
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Fatal Accident Analysis and Hazard Identification in Turkish Coal-Extracting Industry Using Analytic Hierarchy Process
The aim of this study is to present hazard classifications of location, type, and causes of accidents in Turkish coal-extracting industries using...
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A Computational Investigation of the Influence of Seafloor Conditions on the Turbulent Flow Characteristics of an Autonomous Underwater Vehicle
The effect of the seabed on the hydrodynamics of three-dimensional autonomous underwater vehicles (AUVs) varies according to the physical conditions...
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Research and Practice of Full Plugging Groundwater Technology in Water-Rich TBM Diversion Tunnel
To solve the problem of water discharge in the tunnel when the tunnel passes through the low-pressure water-rich fractured stratum, the grouting...
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Buckling Properties of Water-Drop-Shaped Pressure Hulls with Various Shape Indices Under Hydrostatic External Pressure
The water-drop-shaped pressure hull has a good streamline, which has good application prospect in the underwater observatory. Therefore, this study...
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The effect of obstacle length and height in subcritical free-surface flow
Two-dimensional free-surface flow past a submerged rectangular disturbance in an open channel is considered. The forced Korteweg–de Vries model of...
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Experimental study on flow around horizontal multiple pipelines laid on the erodible seabed surface
In flume experiments, turbulent flow characteristics around horizontal pipes were investigated in four different arrangements: single pipe, two pipes...
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Initiation of flow liquefaction in granular soil slopes: drained versus undrained conditions
The mechanism of flow liquefaction in granular soils under drained conditions compared with that under undrained conditions is a subject of great...
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Numerical modeling of free-falling spherical penetrometer–clay–water interactions
Large deformation finite element simulations of the dynamic penetration of underwater free-fall spherical penetrometers into clay are carried out...
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Sand Flow Characteristics Induced by Static and Dynamic Seepage Pressure under Constant Perimeter Pressure
During the construction of coastal projects, the formation of seepage channels within the soil body, induced by fluctuating water pressure, can...