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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

MainProducts

UVCuring Equipment

Rolling CoaterUVExposure Systems

Industrial Oven

Company Introduction

Content of Internship1.Training Schedule

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

HeatSource

Find Volume of Chilled Water

DecideFlow Rate

Calculate the Cooling Tube’s

Diameter

Select Material

Select Accessories

Content of Internship

Content of Internship

Heat Equation：Q=CmΔT，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

SimulationContent of Internship

Cadet Field Training

Life in Guangzhou,

China

The End