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Theoretical and Numerical Study of Smoke Back-Layering Length for an Inclined Tunnel Under Longitudinal Ventilation
Clarifying the smoke spread and temperature distribution pattern on both sides of the fire source is the key to fire rescue. However, the...
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Coupled Axial-Rotational Motion of the Pipe on Cuttings Transport via CFD
Inadequate hole cleaning is one of the main reasons for pipe stuck in extended-reach drilling, especially while back reaming. The mechanism of...
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Experimental Study of Sub-critical Velocity in Longitudinally Ventilated Tunnels
The critical velocity is the minimum velocity blowing towards the fire seat in tunnels to reduce the length of back-layering to zero, and it has been...
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Brine Water Experiments on Transient Flow and Evolution to Multiple States in Inclined Tunnel Fire with Forced Longitudinal Flow
The transient flow characteristics in inclined tunnel fire considerably influence occupant evacuation. We conducted brine water experiments to...
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Numerical and experimental study on the critical velocity and smoke maximum temperature in the connected area of branch tunnel
The objective of this study is to investigate critical velocity and smoke maximum temperature beneath the ceiling in the connected area of branch...
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Dynamic plastic response of sandwich structures with graded polyurethane foam cores and metallic face sheets exposed to uniform blast loading: experimental study and numerical simulation
In the current research study, the blast performance of sandwich panels with graded polyurethane foam core and aluminum face sheets with the same...
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Cuttings Transport: Trip** Analysis Based on a Dynamic Layering Method via CFD
Insufficient hole cleaning is one of the main reasons for pipes stuck in extended-reach drilling, especially while trip**. The mechanism of...
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Behavior of Soil in OWT Monopile Foundation Subjected to Torsion
Wind energy is one of the most promising renewable energy sources. Offshore wind turbines (OWTs) are now used in many countries. Most OWT farms use...
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Influence of slope topography on soil-structure interaction during earthquakes
This article examines the effects of slope topography, soil non-linearity and soil-structure interaction (SSI) in hilly areas, where severe damage to...
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Reduced Pressure Effect on Smoke Layer Plug-Holing Behavior of Tunnel Fires with a Naturally Ventilated Vertical Shaft
The fire smoke exhaust behavior of tunnels with naturally ventilated vertical shafts at high altitude area is different from that at standard...
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Supportless Cylindrical Printing of Rotating Components with Overhangs on a Rotary FDM 3D Printer
In Additive Manufacturing (AM), the need for curved layer path planning and printing has emerged as a significant advancement beyond 2.5D printing,...
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Stability Evaluation Study of Foamed Mortar Embankment for Incline Road Rehabilitation Using the Finite Element Method
Road infrastructure in hilly areas connecting cities to support economic growth will have a non-standard geometry alignment. Incline road...
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Design and fabrication of an aluminium oxide cutting insert with an internal cooling channel
This paper presents the design and fabrication of an aluminium oxide cutting insert with an internal cooling channel formed through an additive...
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Process Basis of Additive Manufacturing for Wind Tunnel Test Models
After describing the typical process procedure of additive manufacturing for wind tunnel test models in detail, this chapter analyzes the...
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Passive Earth Pressure on the Retaining Wall of Limited-width Backfill Based on Curvilinearly Layered
This study presents a new method to calculate the passive earth pressure on the rigid retaining wall of non-cohesive limited-width backfill. The...
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Effect of Groundwater Filtering on Clogging of Recharge Well
At the construction site for a rainwater storage facility in Niiza City, Saitama Prefecture, the plan includes recharge groundwater into wells...
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Improvement of 3D printing polymer simulations considering converting G-code to Abaqus
This paper describes a new approach to simulate mechanical testing for 3D printing materials with the FDM process. A developed tool to convert G-code...
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Design of Personalized Orthoses with Support of PTC Creo and FDM Technology
The proposed research was focused on the development of a personalized wrist orthosis using PTC Creo for design and FDM technology for manufacturing....
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Fire Spread
Fire spread is a very important issue during fires in tunnels. The elongated geometry of a tunnel with a relatively low ceiling height can cause the...
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New Directions of 3D Printed Earth Architecture
The aim of the research is to identify new implementation strategies for earth constructions using additive manufacturing techniques. The preliminary...