Taehyun Park

• Ability to maintain HVAC services and geothermal / solar facilities with experience of US Army ESPC project.
• Experienced PLC, Modbus, DDC LON control and energy saving control of various HVAC facilities for BMS and BAS system.
• Identified issues, analyzed information and provided solutions to problems.

1) USAG HUMPHREY ESPC ECSM10.1 SDHW

- Period: August 2015 - August 2016

- Role: Solar system maintenance and domestic hot water control and energy saving

2) USAG YONGSAN ESPC K16 ECSM10.1 GSHP

- Period: August 2016- Present

- Role: maintenance of geothermal system and control of heating / cooling / energy saving

Various control data Trend Work, M & V Support

3) USAG YONGSAN ESPC K16 ECSM5.1 Lighting Control

- Period: August 2016- Present

- Role: LED Lighting Control and Maintenance

4) USAG YONGSAN ESPC K16 ECSM3.2 HVAC Control

- Period: August 2016- Present

- Role: Automatic control and maintenance of Chiller, Boiller, Furnace, AHU equipment

Various control data Development of BAS system through Trend Work, M & V Support, METASYS(BEMS)

5) USAG YONGSAN ESPC K16 ECSM4.1 EHP Control

- Period: August 2016- Present

- Role: Automatic control and maintenance of high efficiency air to air heat pump

Various control data Trend Work, M & V Support

• Idea producing capacity such as process improvement / patent registration related to facilities management ; performed Cristal Orientation CFT(Effect: S products, defective rate 47%-＞0% achieved)
• Project experience such as localization / productivity improvement / reducing raw material reserves ; expansion Solar 150MW( Effect: built 47 lines for Processing / measurement / cleaning equipment), developed local Solar Grinder Whee(Effect: using Wheel Life Time Prolongation)
• Analysis and improvement ability through process yield / quality / DB producing capacity ; propulsion for facility management X Factor and preventive inspection.

[New production equipment and Upgrade]
1) Solar 150MW capacity expansion: Squaring Grinder, Wire Saw, Cleaning, measuring equipment Setup and mass production
- quality Test for mass production quality Test, Spare Part Purchasing Management, Building Cleaning Equipment Line

2) improved processing transport number to modify X-Ray Orientation measurement for Samsung goods-Work Plate
- invented adjustment device to improve measurement accuracy, achieved defective fate 47%->0%
3) Solar Subsidiary cost savings: Patent (domestic application: using a removable tensioning wire)
- adjusted to develop Wire Skipper for Diamond Wire reducing
4) Accuracy Line Investment and Set-up: Through flatness meter measurement(ADE) Set-up, 150mm, 200mm, Edge Grinder analysis, improved machining accuracy through analysis, reduced defective rates of 150mm, 200mm Edge Grinder Wafer Crack
- through analysis difference by equipment (Minitab utilization) and test, the yield factor derived and Action performance
5) built system for Slicing X factor management

6) built GMS System: built monitoring system for safety of gas of Backseal CVD

7) CVD Equipment Expansion and Set-Up: introduced LPCVD two equipments and installation

8) replacement parts discontinued development: development Discontinued product – Servo Motor & Drive (Edge Grinder, Wire Saw Unit)

- ensure high value products and discontinued ones related to driving, domestic arrangements and Spare Part

[Reduction of raw materials]
1) Slurry replacement cycle changes

- existing replacement cycle time and methods to reduce and stable the quality
2) Developed Solar Grinder Wheel
- through development Diamond Wheel Bonding to reduce Wheel Subsidiary

[Responses for customers issue]

1) participate in Magna Chip Semiconductor Yield degradation associated TFT: introducing improvement and the reason of bulk Metal of Polishing Slurry

2) SEC Particle Issue improvement: through the changes of Surfactant material, controlled Particle

3) related to SMIC four defects: deriving process for Crack and Chip

4) bad Magna Chip Edge Crack Semiconductor: through the changes of Edge Grinder-driven methods, controlled the machining precision

5) involved in saving Solar raw material, TDR

6) participate in power savings TDR: Heater control system modifications and PLC program modifications