1. Text
2009 Overseas Internship in China
Period：2009/7 2009/8
Company：C SUN MFG. Ltd. Department：R&D
Instructor：Ching-Feng Wu
Managers：Fang-Ching Kuei and Jian-Guo Shau
Intern：Hui-Ling Chang
Outline
• Company Instruction
• Content of Internship
• Cadet Field Training
• Life in Guangzhou, Chaina

2. Main
Products
UV
Curing Equipment
Rolling CoaterUV
Exposure Systems
Industrial Oven
Company Introduction
Content of Internship
1.Training Schedule

3. Content of Internship
• Oven Type:QMO
• Goal: cool down 20 kg, Al plate
from 175! to 60! in 40 min.
• Size of Oven:
710mmx610mmx560mm,
thickness of interior wall
1.5mm, thickness of insulation
layer 1.5mm,
• Temperature of water: 7∼11!
Thought Process
Find Length of
Cooling Tube
Calculate Wall
Thickness of
Cooling Tube
Heat
Source
Find
Volume of
Chilled
Water
Decide
Flow Rate
Calculate
the Cooling Tube s
Diameter
Select
Material
Select
Accessories
Content of Internship

4. Content of Internship
Heat Equation：
Q=C
m
ΔT，R=1/hA，R=δ/kA
Selection:
U Shape Stainless Tube Coils,
DN 10，
1mm Wall Thickness
Factors of Material Selection :
1. Flow Rate, Material Quality
2. Cost
Simulation
Content of Internship

5. Cadet Field Training
Life in Guangzhou,
China

8. The End