EPM Activities in Dalian University of Technology
Tingju Li, Tongmin Wang, Xingguo Zhang, Zhiqiang Cao, Bin Wen, Qi Zhang and Jun-ze Jin
School of Materials Science and EngineeringLiaoning Key Laboratory of Special Processing of Raw Materials
Dalian University of Technology, Dalian 116024, China
Presentation Title
Presentation Contents
Horizontal Continuous Casting of Tin-Phosphor Bronze Strip under travelling magnetic field
• Electromagnetic Purification of Aluminum Alloy under high frequency (20,000 Hz) magnetic field
• Synthesis and crystal structure of n-diamond from catalyzed carbon black under high static (10 T) magnetic field
Schematic view of horizontal continuous casting of bronze strip
Bronze strip
Graphite mold
Water cooling circulation
Magnetic generator
Furnace
Design of travelling magnetic generator
1. Induction Coils Design with Integer CARAM Method
2. Induction Coils Design with Seperate CARAM Method
Comparison of Magnetic intensity
1. Magnetic intensity with Integer CARAM Method
2. Magnetic intensity with Seperate CARAM Method
melt
melt
Comparison of Magnetic intensity
1. Magnetic intensity
with Integer CARAM Method
2. Magnetic intensity
with Seperate CARAM Method
melt
Comparison of Electromagnetic Force
1. Electromagnetic Force with Integer CARAM Method
2. Electromagnetic Force with Seperate CARAM Method
Comparison of Stirring Turbulance
1. Stirring Turbulance with Integer CARAM Method
2. Stirring Turbulance with Seperate CARAM Method
Comparison of Casting Surface
I = 0 A
I = 30 A; Integer CARAM Method
I = 30 A; Seperate CARAM Method
Comparison of Fracture Appearance
I = 0 A
I = 30 A; Seperate CARAM Method
左边 中心
中心 右边
左边
右边中心
中心
300×
300×
Comparison of Grain Structure
I = 0 A
I = 30 A; Seperate CARAM Method
Vertical Continuous Casting under high frequency magnetic field
Joul heat density (W/m^3)
Stirring turbulance Stirring freesurface (Meniscus)
Electromagnetic force (N/ m^3)
Temperature (K)
air
melt
air
melt
meniscus
Vertical Continuous Casting under high frequency magnetic field
Joul heat density (W/m^3)
Stirring turbulance
Temperature (K)
Presentation Contents
• Horizontal Continuous Casting of Tin-Phosphor Bronze Strip under travelling magnetic field
Electrimagnetic Purification of Aluminum Alloy under high frequency (20,000 Hz) magnetic field
• Synthesis and crystal structure of n-diamond from catalyzed carbon black under high static (10 T) magnetic field
Mechanism of Electromagnetic Purification
1. Two phase problem: metallic melt
nonmetallic inclusion
2. Lorenz force driven flow
3. Joule heating
J×Bmetallic melt
nonmetallic inclusion
Animations of Electromagnetic Purification
Animations of Electromagnetic Purification
Presentation Contents
• Horizontal Continuous Casting of Tin-Phosphor Bronze Strip under travelling magnetic field
• Electromagnetic Purification of Aluminum Alloy under high frequency (20,000 Hz) magnetic field
Synthesis and crystal structure of n-diamond from catalyzed carbon black under high static (10 T) magnetic field
Recommended
