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101 Result(s)
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Article
Interval Sensitivity Analysis and Optimization of Magneto-Rheological Damper with Energy Harvesting Characteristics
In order to overcome the limitation of external power supply and complex maintenance of Magneto-Rheological (MR) damper, the MR damper with energy harvesting characteristics is proposed. The output damping for...
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Article
Global dynamics of a polynomial Liénard differential system with arbitrary degree
In this paper, we study the polynomial Liénard differential system of arbitrary degree: $$ \dot{x}=y, \ \dot{y}=a_1x+a_2x^{2\,m}+(a_3+a_4x^{2n...
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Article
Effect of Al content in molten steel on interaction between MgO–C refractory and SPHC steel
The effect of Al content in molten steel on the interaction between SPHC steel (0.005–0.068 wt.% Als and 19 × 10−4–58 × 10−4 wt.% O) and MgO–C refractory (11.63 wt.% C) was investigated. Non-metallic inclusions i...
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Article
Durability against dry–wet and freeze–thaw cycles of alkali residue-based foamed concrete
Alkali residue-based foamed concrete (A-FC) is considered a highly promising novel material, and it offers the advantages of curbing cement consumption while concurrently mitigating environmental pollution. Th...
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Article
Open AccessDiagnostic value of bedside lung ultrasound and 12-zone score in the 65 cases of neonatal respiratory distress syndrome and its severity
To explore the predictive value of bedside lung ultrasound score in the severity of neonatal respiratory distress syndrome (NRDS) and mechanical ventilation and extubation.
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Article
Fracture Behavior of Sandwich-Structured Fe-Based Amorphous Alloy Strip and ABS Polymer Composite Laminates
Sandwich-structured acrylonitrile butadiene styrene (ABS)/Fe-based amorphous alloy strip/ABS composite laminates were prepared for better mechanical behavior as structural material. Fe-based amorphous alloy, A...
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Article
Open AccessLTACL: long-tail awareness contrastive learning for distantly supervised relation extraction
Distantly supervised relation extraction is an automatically annotating method for large corpora by classifying a bound of sentences with two same entities and the relation. Recent works exploit sound performa...
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Chapter and Conference Paper
Torsional Vibration Modelling of a Two-Stage Closed Differential Planetary Gear Train
In this paper, a torsional dynamic model of a two-stage double-helical planetary gear train is developed, and the vibration characteristics and coupling relationship are studied. Firstly, a purely torsional mo...
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Chapter and Conference Paper
Simulation Study for Hole Diaphragm Labyrinth Seal at Synchronous Whirl Frequency
Labyrinth seals are widely used in fluid mechanics due to their simple structure. However, better leakage performance and good rotordynamic stability cannot be obtained at the same time in traditional labyrint...
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Chapter and Conference Paper
Application of Recycled Concrete in Construction Based on Environmental Sustainable Development
The development of the construction engineering industry has caused damage to the natural environment and living environment to a certain extent. In recent years, with society's widespread awareness of environ...
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Chapter and Conference Paper
Numerical Investigation on Leakage Characteristics of a Novel Honeycomb Seal with Wall Holes
Honeycomb seals are a critical component to reduce leakage flow and improve system stability for turbomachines. In this work, a novel single-wall-hole-honeycomb seal (S-WHHCS) is proposed, which is built by th...
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Article
YOLOv5-CSF: an improved deep convolutional neural network for flame detection
Fire is a multiple and destructive disaster that usually results in great loss of life and property. Therefore, early detection of fire can help minimize mortality and reduce the risk to ecosystems and propert...
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Article
Pneumatic Measuring Method for Inclination Angle of the Edge of Inner Ring Groove
The machining quality of the functional edges of inner ring groove have great influence on the performance of electro-hydraulic servo valve. The inclination angle of the functional edge is one of the most impo...
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Article
Mechanical degradation of unstabilized rammed earth (URE) wall under salts and rising damp attack effect
The long-term chemo–thermo–hydro–mechanical behavior, the salt migration, and the salt attack on unstabilized rammed earth have been rarely investigated in the literature. The authors simulated the mechanical ...
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Article
A Fault Diagnosis Method of Rotor System Based on Parallel Convolutional Neural Network Architecture with Attention Mechanism
In practical engineering applications, the working load of the rotor system is changing constantly, and the noise pollution of its working environment is serious, which leads to the performance degradation of ...
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Article
The use of machine learning to predict the effects of cryoprotective agents on the GelMA-based bioinks used in extrusion cryobioprinting
Cryobioprinting has tremendous potential to solve problems to do with lack of shelf availability in traditional bioprinting by combining extrusion bioprinting and cryopreservation. In order to ensure the viabi...
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Article
Feasibility analysis of angles-only navigation algorithm with multisensor data fusion for spacecraft noncooperative rendezvous
Relative navigation is crucial for spacecraft noncooperative rendezvous, and angles-only navigation using visible and infrared cameras provides a feasible solution. Herein, an angles-only navigation algorithm ...
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Article
Open AccessISpliter: an intelligent and automatic surface mesh generator using neural networks and splitting lines
In this paper, we present a novel surface mesh generation approach that splits B-rep geometry models into isotropic triangular meshes based on neural networks and splitting lines. In the first stage, a recursi...
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Article
Predicting the chemo-thermo-hydro-mechanical behaviors of cement stabilized rammed earth materials from the design stage
To understand the general coupled chemo-thermo-hydro-mechanical (CTHM) behavior of CSRE, this work reviews the cement hydration process in CSRE and its influence on the thermo-hydro-mechanical (THM) behaviors ...
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Article
Effect of CaO/Al2O3 on structure, viscosity, and surface tension of electroslag remelting-type CeO2-bearing slag
The structure of electroslag remelting-type CaF2–CaO–Al2O3–CeO2 slag with various CaO/Al2O3 mass ratios and its correlation with viscosity and surface tension were investigated. The Raman analysis of the slag sho...