Results 111 to 120 of about 363,553 (299)

Simulation Analysis of Seismic Response of Long-distance Suspended Pipeline

open access: yesShiyou jixie, 2017
In order to study the dynamic response of the long-distance suspended pipeline under the action of seismic load, the general finite element software ABAQUS has been used to conduct numerical simulation.
Lei Zhen   +3 more
doaj  

Study on suspension state stability of coal-based solid waste filling slurry of long-distance pipeline transportation

open access: yesMeitan kexue jishu
The coal-based solid waste filling mining technology is a significant representative technology for achieving green and low-carbon coal mining. Filling the goaf with coal-based solid waste slurry can effectively control the movement of roof strata and ...
Tao LI   +4 more
doaj   +1 more source

Effects of the pipe-joints on acoustic emission wave propagation velocity [PDF]

open access: yes, 2008
In jointed-pipes, a variety of different acoustic emission (AE) waves can be generated by way of mode conversion, wave reflection and wave transmission from a joint. This can lead to interference waves as resulting complicated signals propagate along the
Au, YHJ, Wichaidit, W
core  

Controllable Dynamic Mechanical Cell Stimulation using Magnetically Actuated Artificial Cilia

open access: yesAdvanced Healthcare Materials, EarlyView.
This paper introduces a platform based on magnetic artificial cilia for providing controllable dynamic mechanical stimulation to single cells, suitable for investigating large cell populations and enabling live cell imaging. Proof‐of‐principle experiments show that cell morphology is strongly influenced by the artificial cilia, that cellular forces can
Roel Kooi   +5 more
wiley   +1 more source

Microengineered Gradient Hydrogels for Mechanobiology

open access: yesAdvanced Healthcare Materials, EarlyView.
Gradient hydrogels are used to mimic the mechanical heterogeneity in native tissues, offering powerful in vitro platforms to study cell‐material interactions in diverse pathophysiological contexts. Here, we present a comprehensive review of the design and experimental considerations for stiffness gradient hydrogels, discussing exemplary achievements ...
Shin Wei Chong   +4 more
wiley   +1 more source

Energy efficiency evaluation of a natural gas pipeline based on an analytic hierarchy process

open access: yesAdvances in Mechanical Engineering, 2017
A long-distance natural gas pipeline system consists of considerable equipment and many pipe segments, but the conventional energy efficiency index of a natural gas pipeline is considered as a whole.
Ying Xie   +4 more
doaj   +1 more source

Towards precision distances and 3D dust maps using broadband Period--Magnitude relations of RR Lyrae stars [PDF]

open access: yes, 2014
We determine the period-magnitude relations of RR Lyrae stars in 13 photometric bandpasses from 0.4 to 12 {\mu}m using timeseries observations of 134 stars.
Bloom, Joshua S., Klein, Christopher R.
core  

A Data Driven Review of In Vitro Electrical and Mechanical Stimulation for Post‐Acute Phase Wound Healing

open access: yesAdvanced Healthcare Materials, EarlyView.
This review examines how in vitro electrical and mechanical stimulation modulates wound healing in fibroblasts and keratinocytes. Analyzing over 560 experimental data points, we relate stimulation parameters to proliferation and migration outcomes, evaluate platform designs, and highlight the need for multi‐parameter optimization to advance targeted ...
Matthew K. Burgess   +3 more
wiley   +1 more source

Strain Design of Long Pipeline Crossing Fault under Seismic Loading

open access: yesShiyou jixie, 2015
Under the displacement of active fault,buried pipeline is prone to large and excessive deformation,so traditional design rules based on stress is no longer applicable.Based on strain design method,the pipeline-soil coupling model with different fault ...
Fan Sunan, Yan Xiangzhen
doaj  

Synthetic Analysis and Research of Pipeline Optical Cable Signal in Different Terrain

open access: yesGuangtongxin yanjiu, 2022
Pipeline cable in southwest mountainous areas goes through many complex areas (mountains, rivers, tunnels, farmland, etc.). By geological deformation, man-made damage often leads to fiber core broken, and seriously affects the safety of pipeline ...
CAO Wen-chen   +8 more
doaj  

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