Mark Cheng

• Performed maintenance procedures and repairs on existing electrical products and systems.
• Evaluated installed electrical equipment and systems to isolate faults and implement corrective actions.
• Prepared technical documentation for operation, troubleshooting and maintenance of industrial systems.
• Calibrated and repaired existing systems.
• Assist Operation on 450MW Combine Cycle Power Station.
• Fibre Optic & Data cables termination.

• Construction Completion work
• Tubing work
• Install instruments

Write and take out Permits.

Instruments Loopcheck, Calibrations and troubleshooting.

Controls Valve Calibrations.

Gas Detectors loopcheck, Calibrations and Troubleshooting.

Bently Nevada Radical, Keyphasors, Accelerometer, Velomitor, Thrust Probes, Loop Check and Calibration.

Instrument ITR\\'s testing and recording.

FTR\\'s and Red Lines mark up.

Instrumentation Commissioning Work.

Loop Checking, Fault Finding and Calibration of Transmitters, Control Valves and Gas Detectors.

Bently Nevada Radical, Keyphasors, Accelerometer, Velomitor, Thrust Probes, Loop Check and Calibration.

Instrument ITR\\'s testing and recording.

FTR\\'s and Red Lines mark up.

Loop Checking, Fault Finding and Calibration, Yokogawa Field Bus and Hart Transmitters, Control Valves and Gas Detectors.

Screen Operator on Yokogawa Plant Resource Management Software.

Bently Nevada Radical, Keyphasors, Accelerometer, Velomitor, Thrust Probes, Loop Check and Calibration.

Use of Bently Nevada TK-3 Wobulator and Shaker Table for X/Y, Speed probe Checks.

Use FieldMate Software.

Instrument ITR's testing and recording.

FTR's and Red Lines mark up.

Electrical and Instrument Isolation and De-Isolation for Permit to Work.

Level 3 Work Team Leader, Write Operations and Commissioning Permits.

Commissioning, StartUp and Hand-Over 450MW CC Power Station to Customer. Work Including:

                       - 450MW CC Power Station for Sino Iron.

                      - LV / MV Electrical Substation StartUp.

                      - and Assisting Invensys Engineer / Foxboro DCS.

                      - and Assisting Siemens Engineer on SGT 

                         800 47MW Gas Turbine.

                      - Water Treatment Plant, Cooling Tower.

                      - Chemical Dosing System of NALCO.

                     - UPS Inverter and Batteries Charger Units.

                      - and Assisting Minimax CO2 Fire Protection

                       System for Gas Turbine Enclose.

                      - Re-Calibrate Level, Pressure, Temperature

                          and Flow Transmitter.

                      - Work on Siemens, Yokogawa, Rosemount and

                                   Endress & Hauser Transmitter.

                      - and Assisting Shin Nippon 57MW Steam Turbine.

                      - Prepared Document.

                      - HA Inspection and QA/QC .

Working on Pluto Project, doing and assisting commission work on the Instrument Air Plant.

Provide technical support across the plant in the area of Electrical Power System, Control and Instrumentation and rotating machinery.

Identifies and Implement equipment reliability improvement.

Eliminate low valve maintenance and provide technical support to Operation Group to achieve sustainable reduction in operating cost and production down time.

Looking after the complete Ammonia Plant, including 22MW Steam Turbines, 50 and 150 Tons Steam Boilers, Seawater Cooling Towers.

Work including Re-tubing work, Installation of Cables to Distributed Control System to Yokogawa.

Using Intrinsically Safe Tools for Calibrating and Troubleshooting of Transmitter. HV Switching and Isolation.

Calibrating Yokogawa GC1000 MarkII Process Gas Chromatograph. Calibrating Yokogawa pH Analyser. Calibrating CO/CO2 and Oxygen Analyser, Calibration , Maintenance and Repairs.

Able to use the Hart Communicated 375 as required. Complete Hazardous Area Training by INLEC, (EEHA). Use of DCS operation and monitoring system. Vibration probe lube oil pressure switches on Turbines. Rotork MOV valve Maintenance and Operational Checks. Gas testing and Monitoring for hot works. Hydrastep Level Gauge maintenance and repairs. Bearing replacement to motors up to 2.7MW. Deadweight Calibration of pressure transmitters. Valves Serving and Repair. I/P operated Valve Calibrations. Exposure to working in Hazarders Areas. Fault Finding, and new Installation work.

Responsible for preparing JSA's and Permits to work. Plant Checks. Adjustment / Repair Process Valves. Shift Cover. Preparation for Ship Loading. Use and Force PLC programs, Allan Bradley, Square D, Modicon. Responsible for documenting daily works and requests in Pronto-Xi software.

Able to make friends with work colleagues and other departments.