1. Employment History
SUMMARY OF EXPERIENCE
Over 20 years of experience in mechanical engineering field. Past work experience
includes process system design, mechanical design, plant operation, project
management, fabrication, installation and commissioning. Familiar with Projects
concerned with incineration, renewable energy power generation, cogeneration, tri
generation, coal fired power plant and combined cycle power plants, ASME B31.1,
B31.3, Sec. VIII Div. 1, Sec. IX and Boiler Sec. I & II and TEMA Standards.
Qualification for your project is my knowledge of power generation construction
projects including design, contractor management, procurement, fabrication,
installation, commissioning, start up and plant operation. As an owner of a small
power plant myself, I have wide concept of the industry and the permitting process.
EMPLOYMENT HISTORY
SPAN Company Limited (2012 – Present) Project & Engineering manager
1. Saiyok Waste Heat To Power Plant Project (2012 – Present)
Project Description: SPAN is PMC. For the “ORC” Organic rankine Cycle power
plant from waste heat recovery unit from PGT25 Gas turbine which driven gas
compressor at Saiyok gas compressor station which belong to PTT. This project
consist of 3 unit PGT25 which driven gas compressor and installation of 3 unit
thermal oil WHRU for heat up the organic solution till superheat vapor to drive the
OTG as capacity 14.5 MWe ,Which sale electricity via 115kV to PEA grid line.
Responsibility: Assigned as Project & Engineering manager to do the Conceptual
design and Tendering or Bidding document for find out the EPCC Contractor for
“ORC” Power plant from waste heat recovery unit from PGT25 Gas turbine which
drive gas compressor. (This Project is 1st
“ORC” Power Plant in Thailand)
SPAN Company Limited (2010 – Present) Turbo Compressor Engineer
Employment History Page 1

2. 2. Platform Compression Facility Project (2010 – Present)
Project Description: SPAN is retained as a part of FLUOR’s Project Management
team to oversee the design, fabrication, installation, construction and commissioning
of Balance-Of-Plant for 3 turbine-driven compressors on one of PTT’s offshore
platform plant capacity 2,850 MMSCFD @ 140 barg. The Project is to manage EPC
Contractor in detailed engineering & design, fabrication of structural and piping
elements, onshore 3 turbine-compressor erection, offshore installation, commissioning
and start-up.
Responsibility: Assigned as Turbo-Machinery Engineer to supervise EPC
Contractor’s turbo-compressor teams in making detailed design plans, fabrication,
erection, installation, commissioning and start-up.
Also assigned to review operation philosophy of gas compressor station, review P&ID
of process station and gas turbine driven unit RR-RB211 and DR14, review dynamic
simulation at any operation condition /ESD1, ESD2, ESD3 & ESD 4/ anti surge
conditions, participate in HAZOP and HAZIP review, review installation & assembly
procedures of gas turbine and compressor to module unit, review sea fastening
procedure and heavy lift procedure, review commissioning procedure, supervise EPC
during commissioning and start up, witness site performance acceptance test.
3. Ethane Separation Plant Project (2010)
Project Description: Project was to supervise the construction of an ethane
separation unit at an existing PTT Gas Separation Plant. The system consisted of in-
plant power generation system with capacity at 2x28 MWe, gas turbine, compressor
and turbo expanders, hot oil system with heat duty of 2x116 MW thermal, demineral
water system and utilities. The scope included recommendation for EPC contractor,
detailed design management, procurement management, construction management,
commissioning and start-up.
Responsibility: Assigned as Mechanical Engineer to review engineering data of
gas turbine generator 2 x 28 MWe, and hot oil boiler system having heat duty at 2x116
MW thermal.
Power Prospect Rice Husk Project & Engineering Manager
Power Plant 9.9 MWe (2009 – 2010)
Employment History Page 2

3. 1. Construction of a Rice Husk Power Plant 9.9 MWe Project (2009 – 2010)
Project Description: This power plant used the rice husk as primary fuel from
rice mill’s partner which was nearby the power plant area. This power plant
produced electricity and sold to the PEA grid at 8 MWe and satisfied internal
required 1.2 MWe with approximately 0.7 MWe was sold directly to rice mill and
plastic factory. Also the extraction steam 7 barg & 20 T/h was supply to rice mill
for cooking process, which can replace the existing boiler at rice mill because that
boiler was very low in efficiency. This plant was got C.D.M registration by
UNFCC.
Responsibility: Assigned as Project Manager & Engineering Manager and was
responsible for:
. Reviewing and revising final P&ID for all systems
. Reviewing and revising Master Plant Layout
. Providing TOR for local procurement work
. Preparing documents to apply for BOI, master machine list, local construction
permit, DIW permit and plant commercial operation license from ERC.
. Coordinating with Bank for draw out money to be used for execution of the
project during the construction work
. Coordinating with and preparing documents for PEA to apply for parallel
operation with the Grid
. Project execution of construction work
. Project execution of commissioning work
. Providing leadership during commissioning and Site testing before COD
. Plant performance test for 1 month and verifying plant efficiency
Mitsubishi Power Systems Technical Specialist for Power Plant Unit
(Thailand) Co., LTD (2006 – 2008)
Employment History Page 3

4. 1. TMT. Eco Plant Cogeneration 11MW Project (2007 – 2008)
Project Description: 5.75 MWe gas engine x2 unit which supply electricity
to TMT Plant and supply hot water to drive absorption chiller 1,000 RT and
supply steam 7 T/h to painting process to replace gas fired boiler.
Responsibility: Assigned as Project Manager and was responsible for:
. Coordinating and supporting all documentation to Japanese Manager to
apply for all permits before start the construction work.
. Project execution for construction work until commissioning
. Close-out and conclusion performance test report and handover to
customer
2. TNP. Cogeneration Plant Under MHIT Project (2006– 2007)
Project Description: 5.75 MWe gas engine x 4 unit which supply electricity
to industrial estate and supply LP. Steam to customer in the industrial estate.
Responsibility: Assigned as Project Coordinator and was responsible for:
. Coordinating and supporting all documentation to Japanese Manager to
apply for all permits before construction
. Project execution for construction work until commissioning
. Close-out and conclusion performance test report and handover to
customer
Synimage Mechanical Co., Ltd. (2005-2006) Project Manager
1. Chumporn Palm Oil Project (2005 – 2006)
Project Description: Project was to fabricate, install and commissioning a
biomass boiler capacity rated at 40 tons/hour 35 barg, to drive back pressure steam
turbine 3.5 MW.
Responsibility: Assigned as Project Manager and was responsible for supervising
the fabrication, installation and commissioning of the systems.
Kangwal Tri-Generation Power Plant (2003-2005) Project / Plant Manager
Employment History Page 4

5. 1. 18 MWe Kangwal Tri-Generation Power Plant Project (2003 – 2005)
Project Description: Gas engine 8 units to produce electricity at 18 MWe and
hot water plus steam absorption chiller 5,400 RT, and LP. Steam 3-5 T/h for
replace HFO. The Project was a power generation project which produced
electricity more than 10 MWe and was required to apply for EIA.
Responsibility: Assigned as Project Manager and was responsible for:
. All permit as required before the construction starts
. Assisting and supporting any documents to ERM Siam to apply for EIA
. Preparing ITB to find EPC contractor, including evaluation of the proposals
submitted by contractors
. Witnessing FAT at MHI Yokohama with 1 month training course
. Project execution for natural gas pipeline project from the main pipeline and
block valve station command via SCADA to power plant.
. Project execution for all local procurement that excluded from EPC’s scope of
work
. Project execution for construction work
. Project execution for commissioning work and plant acceptance performance
test
. Taking action as power plant Manager for this project after handover to
customer
. Executing for operation and maintenance of this power plant
. Hands on Turbo Expander (MET90SE)
Free Lance Work (2002-2003) Project & Engineering Manager
1. Jaturamit Engineering (2004-2005)
Project Description: Project was to construct the JP-1 pipe line from Makasan
station to Suwanapoom airport as sub-contractor of Ch-karnchange plc.,ltd.
(Owner is BAFS)
Responsibility: Assigned as Project advisor to execute the JP-1 pipe line included
Testing and commissioning
2. Honey Well System Thailand Project (2002 – 2003)
Employment History Page 5

6. Project Description: Project was to construct Kangwal Tri-Generation Power
Plant which consisting of supply hot water and steam to absorption chiller total
load of 5,400 RT. And gas engine generator with total output 18 MWe.
Responsibility: Assigned as Project & Engineering Manager to perform
engineering conceptual & detailed design and prepare budgetary estimation.
preparation bidding document to find EPC contractor.
Neuman & Esser SEA. Co.Ltd. (2002-2003) Engineering Manager
1. Fuel Gas Compressor for TIG Project (2002 – 2003)
Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger of reciprocating fuel gas compressor.
Responsibility: Assigned as Engineering Manager and was responsible for design
calculations, procurement activities, project management for heat exchanger,
pressure vessels and piping process design for packaging with the compressor.
2. Fuel Gas Compressor for TOC Project (2002 – 2003)
Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger of reciprocating fuel gas compressor.
Responsibility: Assigned as Engineering Manager and was responsible for design
calculations, procurement activities, project management for heat exchanger,
pressure vessels and piping process design for packaging with the compressor.
3. Methane Compressor for Nanya Taiwan Project (2002 – 2003)
Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger of reciprocating CH4 compressor.
Responsibility: Assigned as Engineering Manager and was responsible for design
calculations, procurement activities, project management for heat exchanger,
pressure vessels and piping process design for packaging with the compressor.
4. Nitrogen Compressor for Nanya Taiwan Project (2002 – 2003)
Employment History Page 6

7. Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger of reciprocating N2 compressor.
Responsibility: Assigned as Engineering Manager and was responsible for design
calculations, procurement activities, project management for heat exchanger,
pressure vessels and piping process design for packaging with the compressor.
5. CO2 Compressor for Nanya Taiwan Project (2002 – 2003)
Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger of reciprocating CO2 compressor.
Responsibility: Assigned as Engineering Manager and was responsible for design
calculations, procurement activities, project management for heat exchanger,
pressure vessels and piping process design for packaging with the compressor.
CMI-Thai Services Co.Ltd (2000-2002) Project & Engineering Manager
1. COCO High Bridge Power Plant Project (2001 – 2002)
Project Description: Yearly inspection & maintenance of coal fired boiler CFB
for super critical boiler x2 units.
Responsibility: Assigned as Project & Engineering Manager and was responsible
for:
. Design calculations
. Cost estimation
. Yearly maintenance for coal fired boiler block no. 1# and block no. 2#
2. HRSG Maintenance at COCO Phase 1 Project (2001 – 2002)
Project Description: Yearly inspection & maintenance of HRSG x 2 units for
COCO Phase 1
Responsibility: Assigned as Project & Engineering Manager and was responsible
for yearly maintenance of HRSG at COCO Phase 1
3. TPC Waste Heat Boiler Project (2001 – 2002)
Employment History Page 7

8. Project Description: Revamp of HCL waste heat recovery boiler
(apply R-stamp)
Responsibility: Assigned as Project & Engineering Manager and was responsible
for overseeing the manufacturing and maintenance of waste heat boiler.
4. IP. Cogeneration Plant Project (2001 – 2002)
Project Description: Yearly inspection & maintenance of HRSG x2 units for IP
cogeneration (115 MW)
Responsibility: Assigned as Project & Engineering Manager and was responsible
for yearly inspection and maintenance of HRSG block no. 1# and no. 2#
5. HRSG Fabrication for Tracterbel PTT Project (2001 – 2002)
Project Description: Design and fabrication of HRSG which installation after
RR-RB211 for Tracterbel PTT Project which supply steam to drive a steam turbine
13 MWe.
Responsibility: Assigned as Project & Engineering Manager and was responsible
for overseeing the fabrication of HRSG unit.
6. Turnaround Shut Down for TOC Project (2001 – 2002)
Project Description: Design and fabrication of heat exchanger, pressure vessel,
column for low temperature process which installation by relocating the existing
unit and put in place a new unit during turnaround shut down period.
Responsibility: Assigned as Project & Engineering Manager and was responsible
for overseeing shut down of heat exchanger and pressure vessels.
7. Maintenance of Heat Exchanger for TPCC & TPAC Project (2001 – 2002)
Project Description: Heat exchanger revamp (tube material is Hasteloy C)
Responsibility: Assigned as Project & Engineering Manager and was responsible
for the maintenance of heat exchanger.
8. Bangkok Cogeneration Power Plant Project (2001 – 2002)
Employment History Page 8

9. Project Description: Yearly inspection & maintenance HRSG x1 unit capacity
50 t/h 45 barg
Responsibility: Assigned as Project & Engineering Manager and was responsible
for yearly inspection and maintenance of HRSG block no. 1#
9. SAHA Cogeneration Power Plant Project (2001 – 2002)
Project Description: Yearly inspection & maintenance HRSG x 2 units, capacity
50 t/h, 45 barg which supply steam to shin Nippon steam turbine (120 MWe)
Responsibility: Assigned as Project & Engineering Manager and was responsible
for yearly inspection and maintenance of HRSG block no. 1# and no. 2#
10. RoJana Cogeneration Power Plant Project (2001 – 2002)
Project Description: Yearly inspection & maintenance HRSG x 2 units, capacity
50 t/h, 45 barg which supply steam to shin Nippon steam turbine (120 MWe)
Responsibility: Assigned as Project & Engineering Manager and was responsible
for yearly inspection and maintenance of HRSG block no. 1# and no. 2#
11.TPC Project (2001 – 2002)
Project Description: Revamp HCL waste heat recovery boiler (apply R-stamp)
Responsibility: Assigned as Project & Engineering Manager and was responsible
for maintenance service of boiler.
12.TIG Project (2001 – 2002)
Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger of CO2 compressor
Responsibility: Assigned as Project & Engineering Manager and was responsible
for design, packaging and fabrication of heat exchanger for CO2 compressor.
13.Kahnom Power Plant Project (2001 – 2002)
Employment History Page 9

10. Project Description: Re tube heat exchanger for steam turbine lube oil cooler for
thermal power plant 150 MW (barge power plant)
Responsibility: Assigned as Project & Engineering Manager and was responsible
for overhauling of heat exchanger.
14.Kahnom Combine Cycle Plant Project (2001 – 2002)
Project Description: HRSG revamp, replace existing stub tube and U-bend at
secondary super heater zone
Responsibility: Assigned as Project & Engineering Manager and was responsible
for replacing the new stub tube and U-bend of superheat section SA-213 T91.
15.SITT TATT Industrial Gas in Malaysia Project (2000 – 2001)
Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger for H2 compressor, supply pressure 320 barg.
Responsibility: Assigned as Project & Engineering Manager and was responsible
for design and fabrication of heat exchanger and pressure vessel c/w packaging of
“NEAC” Hydrogen Compressor with Heat Exchanger installation.
16.Carlsberg Brewery Thailand Project (2000 – 2001)
Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger of CO2 compressor.
Responsibility: Assigned as Project & Engineering Manager and was responsible
for design and fabrication of heat exchanger and pressure vessel c/w packaging of
“NEAC” CO2 Compressor with Heat Exchanger installation.
17.Air Liquid Thailand Project (2000 – 2001)
Employment History Page 10

11. Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger of H2 compressor
Responsibility: Assigned as Project & Engineering Manager and was responsible
for design and fabrication of heat exchanger and pressure vessel c/w packaging of
“NEAC” Hydrogen Compressor.
18.Advance Agro Paper Mill Project (2000 – 2001)
Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger of O2 compressor
Responsibility: Assigned as Project & Engineering Manager and was responsible
for design and fabrication of heat exchanger and pressure vessel c/w packaging of
“NEAC” Oxygen Compressor.
19.Advance Agro Paper Mill Project (2000 – 2001)
Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger of O2 compressor
Responsibility: Assigned as Project & Engineering Manager and was responsible
for design and fabrication of heat exchanger and pressure vessel c/w packaging of
“NEAC” Oxygen Compressor.
20.Bangkok Cogeneration Power Plant Project (2000 – 2001)
Project Description: Re tube heat exchanger for gas turbine lube oil cooler for
GE F7A
Responsibility: Assigned as Project & Engineering Manager and was responsible
for maintenance service of heat exchanger for GE Gas Turbine.
21.TIG Project (2000 – 2001)
Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger of H2 reciprocating compressor
Responsibility: Assigned as Project & Engineering Manager and was responsible
for design and fabrication of heat exchanger and pressure vessel for Hydrogen
Compressor.
22.Bayer Project (2000 – 2001)
Employment History Page 11

12. Project Description: Completed skid and packaging which consist of pressure
vessel, heat exchanger of CO2 reciprocating compressor
Responsibility: Assigned as Project & Engineering Manager and was responsible
for design and fabrication of heat exchanger and pressure vessel c/w packaging of
“NEAC” CO2 Compressor.
Koh Samui Refuse Chief Plant Operator
Incineration Plant (1999-2000)
1. Koh Samui Refuse Incineration Plant Project (1999 – 2000)
Project Description: The incinerator plant capacity of 150 t/day for burning the
refuse which collected within Koh Samui area. This project was built by NKK,
japan.
Responsibility: Assigned as Chief Plant Operator and was responsible for
preventive maintenance and operation of refuse incinerator 150 tons/day having the
following auxiliary list:
. Pump and Rotation machine
. Overhead crane
. Burner and combustion chamber of furnace
. Conveyor system
. Operation refuse incineration plant capacity of 150 tons/day
Conveyor Technology Co. Ltd. (1995-1999) Mechanical Engineer
1. Bangkok Polyester Cogeneration Power Plant Project (1998 – 1999)
Project Description: A cogeneration power plant with Solar Gas Turbine
Taurus 70 and generator 7 MW. Complete with hot oil exchanger which
produced hot oil for melting the pet resin and also having an HRSG 10
tons/hour which supply steam to York Absorption Chiller.
Responsibility: Assigned as Project & Engineering Manager responsible for
design, estimation, project management, installation and commissioning.
2. Thai Taffeta Cogeneration Power Plant Project (1997 – 1998)
Employment History Page 12

13. Project Description: A cogeneration power plant with Solar Gas Turbine
Mars 100 and generator 10 MW with HRSG 32 Tons/hour (172 PSIG) which
supply steam to LG Absorption Chiller
Responsibility: Assigned as Project & Engineering Manager responsible for
process design, estimation, project management, installation and
commissioning.
3. Hydro Power Plant at Maesord Tak Project (1996 – 1997)
Project Description: Small hydro power plant with 500kW x 1 unit
(Farnsis turbine) with generator
Responsibility: Assigned as Erection Engineer responsible for project
management for construction of mechanical work, piping work, and
maintenance about rotating machines such as pump, overhead crane and
material handling systems.
4. Hydro Power Plant at Trang Project (1995 – 1996)
Project Description: Small hydro power plant with 250 kW x 2 units (Pelton
wheel turbine) with Generator
Responsibility: Assigned as Erection Engineer responsible for project
management for construction of mechanical work, piping work, and
maintenance about rotating machines such as pump, overhead crane and
material handling systems.
5. Patum Rice Mill Co. Ltd. Project (1995 – 1996)
Project Description: Rice husk boiler 30 T/h x 2 unit revamp which supply
steam to steam turbine 9 MWe and new husk ash bag filter system for collect
the ash by bag package for export to Japan
Responsibility: Assigned as Consultant Engineer responsible for project
management for construction of boiler systems, mechanical work, piping work,
and maintenance about rotating machines such as pump, overhead crane and
material handling systems.
QUALIFICATION:
Employment History Page 13

14. Below are record of achievement by myself
1. I was featured in “ ”ก๊าซไลน์ as a featured Project Manager for Kangwal Textile
that is building a tri generation plant
2. I was also contracted by Honeywell Systems to perform detailed design for this
tri generation plant system
3. As the Managing Director of RungJarean Energy & Consultant Co. Ltd., he
was contracted to review design calculation and apply for IEAT permits.
I hope my qualifications and work experience will be beneficial and fit to your Project.
Employment History Page 14