27 Result(s)
within
English
Materials Science
Mechanical Engineering
Jia **g
Chapter
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Chapter and Conference Paper
Investigation on Co-Combustion Kinetics of Anthracite Coal and Biomass Char by Thermogravimetric Analysis
Combustion characteristics of anthracite coal, biomass char and their mixes were studied by thermogravimetric analysis(TGA). Results showed that comparing with anthracite coal the ignition and burn out tempera...
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Achieving Uniform Distribution and Dispersion of a High Percentage Nanoparticles in Mg18Sn Matrix by Solidification Processing
It is extremely difficult to incorporate and disperse nanoparticles (NPs), especially for a high percentage, into metal matrix during solidification processing to achieve crucial property enhancement in metal ...
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Chapter and Conference Paper
Effect of Rotating Gas Bubble Stirring Treatment on the Microstructures of Semi-Solid AZ91–2Ca Alloy
In this study, the effect of rotating gas bubble stirring treatment on the microstructures of semisolid AZ91–2Ca alloy was investigated. The semi-solid slurry was produced by injecting fine gas bubbles into th...
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Chapter
A New Method for Melting Mg-Li Alloys
Mg-Li alloys display difficulties in conventional casting due to serious oxidation or burning during the melting process. This paper presents a new method melting Mg-Li alloys compared with alloys melted in va...
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Chapter and Conference Paper
The Improvement of Tensile Property for Solidified Superalloy Inconel 625
Superalloy Inconel 625 has been extensively used in aviation industry and chemical industry. The mechanical strength, which is a particularly important indicator for the superalloy, strongly depends on the mat...
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Chapter
Ultrasonic Processing of 6061-Based Nanocomposites for High Performance Applications
Previously studies show that microstructure and mechanical properties of a cast component can be considerably improved when ceramic nanoparticles are used as a reinforcement to form a metal-matrix-nano-composi...
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Chapter
Pilot Experiments of Magnesia Direct Electryolysis in a 5KA Magnesium Reduction Cell
A new technique of magnesia direct electrolysis to produce magnesium with the LaCl3-MgCl2 system as support electrolyte published in Magnesium Technology 2004 has low energy consumption, high current efficiency a...
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Chapter
A Numerical Model for Predicting the Gas Evolution in Silica Sand (Furan Binder) Mold Castings
Modeling of gas evolution during sand-mold castings is one of the most important technical and environmental issues facing the metal casting industry. The current effort funded by ExOne focused on develo** t...
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Chapter and Conference Paper
Numerical and Experimental Investigations on Riveting Assembly Processing Parameters of Hub Bearing Unit
Applying the rotary to the of is an important technological innovation with promising application prospect. Due to its advantages of stable pre-tightening, low cost and high integration, have become a ...
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Chapter and Conference Paper
Fatigue Characteristics and Failure Mechanism of Self-piercing Riveted Joints of DP590 and AA6061 Plates
Duplex steel, aluminum alloy, carbon fiber-reinforced composites, and other materials have become the preferred lightweight materials for automobiles. The self-piercing riveted joints of dual-phase and alumi...
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Chapter and Conference Paper
An Extended Ductile Fracture Prediction Model Considering Hydrostatic Stress and Maximum Shear Stress
An model, based on Mu–Zang model, is extended by incorporating term. An aluminum alloy material (Al 6016-T6) is selected with a series of static ductile fracture tests performed on four different specimens...
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Chapter and Conference Paper
Finite Element Simulation of Edge Fracture by Map** the Shear-Induced Ductile Damage into Hole-Expansion Simulation
criterion (uncoupled type, originally presented at ICTP2017), which is endowed with both stress triaxiality (T) and Lode parameter (L) dependence, is selected to define the ductile damage accumulation from hole-...
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Chapter and Conference Paper
Deformation Mechanism of the Tooth Material Filling for Precision Forging of Spur Gears
are an important transmission part used widely in many of spur gears has a lot of advantages compared with the conventional mechanical cutting method. However, it is very difficult to fill the corner well a...
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Chapter
Introduction
The excessive use of traditional fossil energy is a major challenge, as it leads to the global energy crisis and climate change.
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Chapter
Perspective
Environmental friendliness is the advantage of solar photovoltaic over traditional energy, and it should be raised to a higher level in the future.
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Chapter
Surface Charge Decay Characteristics
During the operation of electrical equipment, due to the external electric field.
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Chapter
Electrical Aging Characteristics of Emerging Backsheets
Currently, traditional PV backsheets are known for their good weather resistance.
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Chapter
Aging Life Model of Insulating Material
The partial discharge phase distribution spectrum contains the amplitude and frequency of partial discharge, and analyzes the factors affecting external gap discharge under the assumption that the frequency an...
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Chapter
Analysis of PD Characteristics Under Pulse and AC Voltage
With the increased voltage level and self-power density of power equipment, it results in a significant voltage stress on the equipment insulation material.
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Chapter
Modeling of Effect of Roughness on Partial Discharge
COMSOL Multiphysics is used to model the rough surfaces of PI materials.
