50 Result(s)
within
Yu-Qing **a
Engineering
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Article
Analysis of destructive effect of Zn on carbon brick and way of Zn into carbon brick
The service life of a blast furnace depends largely on the degree of damage to the carbon brick in the hearth. Carbon brick and ramming material in the hearth of a 1780 m3 blast furnace after shutdown were sample...
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Article
Robust Near-optimal Control for Constrained Nonlinear System via Integral Reinforcement Learning
This paper proposes a robust near-optimal control algorithm for uncertain nonlinear systems with state constraints and input saturation. By incorporating a barrier function and a non-quadratic term, the robust...
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Chapter and Conference Paper
Intelligent Evaluation Method of Oil Sand Development Effect
Oil sand development is mainly based on development pattern of steam assisted gravity drainage (SAGD). Due to its special development mode, the reservoir quality is key to its development effect. However, ther...
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Article
A mechanically robust egg white hydrogel scaffold with excellent biocompatibility by three-step green processing
Egg white (EW) is one of the most common and high-quality nutritional proteins. A novel three-step green processing technology is constructed to process homogeneous EW into a mechanically robust EW hydrogel sc...
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Article
Influence of variable loading path pattern on deformation and grain size in large-scale electric upsetting process of Nimonic superalloy
As for the electric upsetting process of large-scale valves, it is a significant issue to design and coordinate processing parameters aiming to achieve the control of deformation and grain size. Here, the mult...
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Chapter and Conference Paper
Research on the Application of Blockchain Technology in the Evaluation of the “Five Simultaneous Development” Education System
Guided by “five simultaneous development”, this paper analyzes the social environment and policy factors involved in the comprehensive quality evaluation of primary and secondary schools from the perspective o...
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Article
Analysis model for deformation mechanism of strip foundation of building: Considering shear effect of down-crossing tunnel under excavation
When the tunnel underpasses through the building, it will cause deformation and even damage to the buildings above, and the deformation of building foundation is the key to building safety. Based on the engine...
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Chapter and Conference Paper
Research on Time-Sensitive Technology in Electric Power Communication Network
There are many problems in distributed energy access, such as many access points, different access distances and miscellaneous access protocols, which results in low reliability of synchronous operation of th...
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Article
Effect of adhesive on laser-arc hybrid welding of aluminum alloy to high-strength steel joint
Aluminum alloy 6061 and high-strength steel Q460 were joined by laser-arc-adhesive hybrid welding technology successfully. A Cu alloy interlayer was added between Al alloy and high-strength steel. The effect o...
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Article
Settlement characteristics of bridge approach embankment based on scale model test
In order to analyze the effects of backfill materials, geometries and slab setting on the settlement of bridge approach embankment, scale model was built based on the structural characteristics of bridge appro...
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Article
Numerical simulation of intelligent compaction for subgrade construction
During the compaction of a road subgrade, the mechanical parameters of the soil mass change in real time, but current research assumes that these parameters remain unchanged. In order to address this discrepan...
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Article
Swelling characteristics of East-Africa black cotton soil based on computer molecular simulation
Black cotton soil in East Africa is not a stable engineering material for highway and railroad projects. Its strong swelling potential when it absorbs water causes distresses in subgrade of highway and railroa...
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Article
Effect of cushion and cover on moisture distribution in clay embankments in southern China
To achieve durability of the embankment in southern China, a method to control the change of moisture content with the cushion and cover was proposed. A finite element model of cushion and cover considering di...
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Article
Mechanical properties of fiber and cement reinforced heavy metal-contaminated soils as roadbed filling
The treatment of contaminated soil is a crucial issue in geotechnical and environmental engineering. This study proposes to incorporate appropriate polypropylene fibers and cements as an effective method to tr...
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Article
Stability analysis of cohesive soil embankment slope based on discrete element method
In order to study the safety factor and instability process of cohesive soil slope, the discrete element method(DEM) was applied. DEM software PFC2D was used to simulate the triaxial test to study the influenc...
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Article
Energy-saving technologies for construction machinery: a review of electro-hydraulic pump-valve coordinated system
With the rapid development of the global economy, more and more attention has been paid to the energy conservation of construction machinery. The hydraulic system is the key component of construction machinery...
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Chapter and Conference Paper
Study on the Stress Deformation Behaviour of Half-Cover Excavation
With the rapid development of urban rail transit in China, an increasing number of subway stations are being built in the centres of densely populated and congested cities. In such scenarios, the foundation pi...
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Article
Demand Response Based on Kalman-Filtering for the Frequency Control
DR control can be incorporated with traditional frequency control methods to achieve better performance. However, in the frequency measurement process, disturbances may influence the precision of measured freq...
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Article
UV Irradiation and Salicylic Acid Immersion Enhance the Level of Mulberroside A in Isolated Mulberry Branches—A Huge Amount of Agro-Waste
Mulberroside A (MA) is an oxyresveratrol diglycoside that has many biological activities and pharmacological functions. To improve MA levels in the bark of isolated mulberry branches (Ramulus mori), a huge amount...
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Article
Dynamics in phase transitions of TASEP coupled with multi-lane SEPs
In this paper, we study a traffic model constituted by totally asymmetric simple exclusion process (TASEP) and two-lane simple exclusion processes (SEP). Then we generalize it to study TASEP coupled with multi...
