113 Result(s)
within
Engineering
Characterization and Evaluation of Materials
**hu Li
Conference Paper
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Chapter and Conference Paper
Rheological Properties of Bituminous Mastic with Different Filler Content
Bituminous mixture is widely used for pavement construction. It is made of coarse aggregates, fine aggregates and mineral filler, and mixed with bitumen. The coarse aggregates form a skeleton structure in mixt...
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Chapter and Conference Paper
Rubber-Bitumen Interaction of Plant-Blended Rubberized Bitumen Prepared Under Various Blending Conditions
Rubberized bitumen produced from waste tyre rubber has been widely used as a sustainable paving material around the world. However, different production conditions may lead to rubberized bitumens with differen...
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Chapter and Conference Paper
Healing Characterisation of Waste-Derived Bitumen Based on Crack Length
This study aims to characterise the fundamental healing behaviours of waste-derived bitumen based on crack length. A first waste-derived bitumen was fabricated using bio-oil pyrolysed from the organic fraction...
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Chapter and Conference Paper
Crack Evolution of Bitumen Under Torsional Shear Fatigue Loads
This study aims to model crack evolution in bitumen under a torsional shear fatigue load by dynamic shear rheometer (DSR). Fatigue crack length in the bitumen was predicted using a damage mechanics-based DSR c...
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Chapter and Conference Paper
Shear Fatigue Cracking Analysis of Pavement with Thick Asphalt Layers Induced by Traffic Load
Top-Down cracking is one of the major distresses induced by traffic load for the pavement with thick asphalt layers. In this paper, an analytic model of pavement with thick asphalt layers is established in whi...
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Chapter and Conference Paper
Introducing an Improved Testing Method to Evaluate the Fatigue Resistance of Bituminous Mortars
An improved test is proposed to determine the fatigue resistance of bituminous mortars by applying time-sweep cyclic (oscillatory) tests using a dynamic shear rheometer (DSR). To evaluate its applicability, a ...
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Chapter and Conference Paper
The Low Temperature Performance of Rubberized Bituminous Mixture Using the Dry Process
The paper evaluated the low temperature performance of the bituminous mixtures, which were produced in the plant using the dry process and compacted in the laboratory. ElastikoR crumb rubber was chosen to modify ...
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Chapter and Conference Paper
Use of Multiple Stress Creep Recovery Test to Evaluate Viscoelastic Properties of Asphalt Mastic
Asphalt mastic is regarded as a bonding agent within the asphalt mixture and has a significant impact on asphalt mixture performance. Multiple stress creep recovery (MSCR) test are performed in this study to e...
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Chapter and Conference Paper
Analysis of High Temperature Performance of Composite Asphalt Rubber Mixture
Asphalt rubber mixture is often described as an environmentally friendly mixture due to its usage of recycled rubber gotten from used tires and the subsequent improved service life. It has been established tha...
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Chapter and Conference Paper
Studies on Elastic Properties of Recycled Concrete by Micromechanical Modeling
Understanding the behavior of recycled aggregate concrete (RAC) requires a multiscale analysis to take into account the influence of new particles, the recycled aggregates (RA), in their preparation The overal...
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Chapter and Conference Paper
Accelerated Fatigue Damage Profile of Asphalt Concrete Placed on Semi-rigid Layer
Asphalt concrete (AC) modulus reduction caused by repeated axle loading significantly affects pavement long-term performance; including when built on a semi-rigid layer. However, quantifying this effect is cha...
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Chapter and Conference Paper
Multiscale XCT Scans to Study Damage Mechanism in Syntactic Foam
In this work, we applied the in-situ X-ray Computed Tomography (XCT) mechanical testing method that coupled the in-situ mechanical loading with the XCT imaging to study the damage mechanism of GMBs inside the ...
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Chapter and Conference Paper
Back-Calculation of the Moduli of Asphalt Pavement Layer Using Accelerated Pavement Testing Data
The modulus of asphalt mixture is traditionally measured from the laboratory dynamic modulus test. However, different laboratory test methods often lead to obviously different test results. To evaluate the mo...
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Chapter and Conference Paper
Kolsky Bar Testing of Pressure Sensitive Adhesives
Pressure sensitive adhesives (PSAs) are highly viscoelastic rubber-like materials which are widely employed to bond a range of materials. They typically exhibit rubbery-plateau shear moduli on the order of 1 M...
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Chapter and Conference Paper
Enhanced Energy Absorption Performance of Liquid Nanofoam-Filled Thin-Walled Tubes under Dynamic Impact
Thin-walled structures have been widely used among other energy absorbing structures in automotive, aerospace and other industries, due to their high energy absorption capacity and light weight. In some cases,...
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Chapter and Conference Paper
Mathematical Simulation on the Influence of Melting Rate and Melting Current on Droplet Behavior During Electroslag Remelting Process
A transient three-dimensional model was established and calculated by the commercial software ANSYS Fluent 14.0 to simulate the process. Based on this model, a quantitative analysis of droplet behavior durin...
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Chapter and Conference Paper
Experimental and Numerical Investigation on Surface Damage of Cold Rolled Sheet Caused by Inclusion Movement
In present work, samples were cut from slab to investigate the formation of induced by inclusions during cold . such as dent, peeling, and pockmark was reproduced by experiment. The inclusions such as Al
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Chapter and Conference Paper
Accurate Reconstruction of High-Gradient Strain Field in Digital Image Correlation: A Local Hermite Scheme
High-gradient strain field measurement is attracting more attention from both engineering and scientific domains, where digital image correlation (DIC) is widely adopted to recover the dramatically changing di...
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Chapter and Conference Paper
Measurement on a Sample of Fuel Cell at High Temperature
Solid Oxide Fuel Cells (SOFCs) can be designed in either a planar or non-planar configuration. Since modern fuel cell assemblies are constructed from several different materials and operate at relatively high ...
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Chapter and Conference Paper
Study on Effects of Aging on SBS Modified Asphalt Based on GPC and Rheological Methods
In order to study the effects of aging on rheological and molecular properties of styrene-butadiene-styrene (SBS) modified asphalt, rheological and gel permeation chromatography (GPC) experiments were conducte...
