LIBERTY KAY MOYO
Electrical/Control And Instrumentation Technician
Centurion
Summary
Experienced Instrumentation and Control Technician with a remarkable history of working in Chemical (petrochemical, fertilizer, sulphonic acid manufacturing plants), Power generation (Thermal and Hydro), Mining (Platinum, Copper, Iron Ore, Manganese and Coal) and FMCG plants. Skilled in Process Control, Project Management, Inspection, Supervisory Control and Data Acquisition, Distributed Control Systems and Quality Management. Results oriented professional with objectives to improve all aspects of organisation I work for through productivity optimization, safety and quality. Looking to be part of a dynamic and competent team towards my career advancement in the Instrumentation and Control Field. Active member of the Engineering Council of South Africa (ECSA) and South African Institute of Physics (SAIP).
Overview
16
16
years of professional experience
2
2
Certifications
Work History
C&I Technician
ESKOM MEDUPI COAL FIRED POWER STATION
LEPHALALE
11.2023
- Inspections and Verification tests on temperature transmitters(RTDs(pt100),Thermocouples(Type k))
- Functionality tests on pressure,level,vibration,speed and flow sensors and transmitters
- Pressure and Level transmitter calibrations ( Rosemount,Endress+Hauser,Vega)
- Point to Point Loop Checks from field to DCS System (SPPA-T3000 Siemens DCS system, Alstom Alspa DCS system)
- Valve stroke checking, calibration, setting limits (Motorised Auma Valve, Masonelain, Siemens) for Combustion and Core air Dampers
- Repair and installation of field Instruments
- Cold and Hot Commissioning of all plant instrumentation.
Instruments Technician
BOKONI PLATINUM MINE
ATOK
06.2023 - 10.2023
- Refurbishment of old equipment on off/on valves, setting limits, flow switches, flow meters, level transmitters and temperature transducers
- Ensuring that all point to point and loop checks are done correctly from field to RIO panels, simulations and communicating to PLC and SCADA
- Ensuring that instruments are installed, glanded and terminated correctly
- Instrumentation location diagrams, to locate instrumentation and installing them and pulling
- Cold and Hot commissioning of all plant instruments by carrying out pre operational runs.
Instrumentation Training Specialist
GLENCORE-KAMOTO COPPER COMPANY
DEMOCRATIC REPUBLIC OF CONGO
12.2022 - 05.2023
- Assessing and Up skilling Instrumentation personnel on Maintenance ,Troubleshooting techniques and fault finding techniques on Instrumentation equipment
- Team coaching on SOPs, conducting PTOs
- Coordination and interpretation of technical requirements
- Ensuring compliance to all standards and procedures within the bounds of all applicable policies
- Quality Assurance.
FTE Master Technician
ANGLO KUMBA IRON ORE-KOLOMELA MINE
POSTMASBURG
10.2020 - 12.2022
- Maintenance,Troubleshooting,fault finding and repairs on Siemens S7-300,S7-400 series of programmable logic controllers, Electrical Drive Automation Controls and ET-200s Distributed peripherals
- Nuclear Radioactive level measurement of Iron ore in Primary, Secondary and Tertiary crushers
- Calibration of Process Automation Nuclear Radioactive weightometers
- Networking systems(Profibus DP,Profinet ,AS-I and Fibre Optics) Installations, diagnostics and troubleshooting
- Intouch SCADA system application resource tool for extensive Instrumentation and Automation Systems
- Process Automation weightometers,bin scales maintenance and calibrations
- CT systems maintenance on conveyor belt for protection(misalignment, belt tear, conveyor trip pulley key switches)
- Configuration, Installation, commissioning and maintenance of level transmitters and point level detection systems switches(Vega 67 and 69,Gladiator hawk microwave,ABB laser devices)
- Automated Process Control applications on Primary, Secondary and Tertiary Metso crushers
- Stackers and Reclaimer associated instrumentation maintenance, Schenky scales loading system, Dust Suppression systems, IFM instrumentation,Fans,Pumps,Apron feeders, Hydraulic and Lubrication systems.
Senior Maintenance Instrumentation Technician
ANGLO AMERICAN MINE –AMANDEBULT CONCENTRATOR
NORTHAM
10.2019 - 09.2020
- Team building, Supervisory skills, emotional intelligence and Project Management
- Refurbishment of old equipment on off/on valves, setting limits, flow switches, flow meters, level transmitters and temperature transducers at Merensky,UG1 and UG2
- Maintain density meters, radioactive ISOTOPE sources
- Vibration monitoring analysis on screens
- Deflection analysis of structures (ball mills, crushers) and associated instrumentation
- Flotation and Filtration plants associated instrumentation maintenance
- Maintenance on level measuring Instruments on, closed vessels, tanks by use of level sensors such as VEGA 68, VEGASON, VEGA pulse and Endress + Hauser (both ultrasonic and capacitive)
- Maintenance on flow measuring instruments flow switches, differential flow transmitters, Khrone magnetic flow meter etc
- Maintenance on pressure measuring instruments pressure switches and transmitters ABB
- Experience on wiring devices associated with Profibus and fibre optic
- Wiring analogue I/O cards, digital I/O cards, counter modules.
C&I QC Technician
ESKOM MEDUPI COAL FIRED POWER STATION
LEPHALALE
07.2018 - 09.2019
- Ensuring that methods of installation are according to the design and manufacturers requirements and with all legal requirements
- Inspection & certification of all necessary installations during various stages of site activities as per approved inspection and test plan
- Co-coordinating with client for site inspection activities
- Inspecting and monitoring procedures, performance activities and ensuring compliance with all documentation and drawings
- Advising site manager / construction supervisor of any quality concerns & providing input to the progress reporting systems as required
- Ensuring all data books and forms are compiled and signed off as per QA/QC requirements
- Resolving day-to-day technical queries
- Preparing and filling all relevant QC documentation
- Carrying out Quality Checks on all instruments during shutdown
- Inspecting all wiring for proper cable glanding, termination and labelling
- Checking and ensuring that all instrument tasks are according to the task schedule
- Loop testing of instruments from the field to the DCS control room
- Cold and Hot commissioning of all plant instruments by carrying out pre operational runs
- Criss cross termination on RIO panels.
Senior C&I, QA Technician
ESKOM MEDUPI COAL FIRED POWER STATION
LEPHALALE
09.2017 - 05.2018
- Maintain optimization of allocated system (boiler, turbine and auxiliary systems)
- Installation and wiring of field and panel instrumentation
- Carry out POVT (Pre-Operational and Verification and Testing) of all control loops as well as Calibration of the instruments
- Cold commissioning and Hot commissioning of all the field instrumentation
- Using P&ID diagrams, loop diagrams, instrumentation index, cable schedules and cables to the required positions
- Termination diagrams, using termination schedule to terminate cable in FJBs, RIOs, and LCP calibration of instruments
- Ensuring that instruments are installed, glanded and terminated correctly
- Ensuring that all point to point and loop checks are done correctly
- Instrumentation location diagrams, to locate instrumentation and installing them and pulling
- Working on Conveyor belts with CT systems
- Installation of belt misalignments, belt tare and block chute level switches
- Checking and ensuring that all instrument installations are according to the P and I D
- Redlining any discrepancies on P and ID, correcting them or reporting to relevant authority for rectification
- Loop testing of instruments from the field to the DCS control room.
Instrumentation and Control Technician
SABLE CHEMICALS (Agrochemical manufacturing plant)
KWEKWE
08.2011 - 12.2016
- Configure, Install, maintain, repair, overhaul, test and commission a wide variety of industrial instrumentation pneumatic and electronic that record, indicate, control and regulate level ,flow ,pressure ,temperature, weight, pH, position and continuous gas and water analysis(Foxboro,ABB,Fisher, Honeywell, Siemens, Toshiba, Omron, OmniConlog, Yokogawa, Rosemount, Endress and Hauser
- Preventive maintenance through schedules, plant modification and planning
- Using P&ID diagrams, loop diagrams, instrumentation index, cable schedules and cables to the required positions, termination diagrams / schedule to terminate cable in FJBs, calibration of instruments and instrumentation local diagrams to locate instrumentation and install / pull them
- Point to point loop checks
- Nuclear Radioactive level measurement of Nitric Acid in Nitric Acid level tank (Gamma Rays)
- Ratio and cascade control (tuning to ensure process stability checking for linearity, static alignment, hysteresis, sensitivity and accuracy making necessary adjustments)
- Control valves, Motorized valves and final control elements overhauling to component level, assembling same and carry out appropriate calibrations as required Valve stroke checking and limit and torque switches adjustment(Fischer,flowserve,auma,Samson)
- PLC programming (, Allen Bradley’s RS Logix& Linx, Siemens S5 and S7, Momentum, Omron C200H, and Mitsubishi-Mel sec) using hand-held programming consoles and PC based software
- Allen Bradley, Siemens DCS Systems
- SCADA Systems (Wonder ware In touch
- Microprocessor based electronic servicing and configuration (HMI and PC based software) using RS232, HART AND DH485 Protocols
- Metering and gauging systems involving process parameters calculations
- Automatic batching systems(load cell transmitters, Route 3000 Hood ridge bagging scale system,Accutech bagging scale system,Bizerba drum filling scales),Rail weigh and road weigh bridges calibration and maintenance
- Maintenance of 2 way radio systems(Motorola and Kenwood),Model 2000PC Telemetric Pre-programmed Wireless Pump Control system
- Air Compressor Loading and Offloading – Omron PLC controlled
- Automated control and performance monitoring of Industrial Boilers(Cochraine&Thompson boilers, Ferroli gas powered)
- Blowers and Compressor anti-surge control& protection covering BBC, Sulzer, Quiri, Atlas copco, Compair and Borsig
- Industrial refrigeration system using Howden and Grasso compressors, Trane, (glycol and ammonia as refrigerant)
- Safety health and environmental awareness, good housekeeping
- Performing standby duties, shift work
- Training of Apprentices.
Instrumentation and Control Apprentice
SABLE CHEMICALS (Agrochemical manufacturing plant)
KWEKWE
08.2007 - 08.2011
- Electrolysis Plant - Associated measurement and control instrumentation – Oxygen & Hydrogen analysis – Allen-Bradley PLC controlled
- Level trolls, pneumatic control valves, level switches & transmitters
- Air Separation Plant in the production of Nitrogen gas – analysis thereof, compressor anti-surge control and associated instrumentation – Mitsubishi PLC controlled
- Ammonia Synthesis Plant – Ratio controls of mixing hydrogen and nitrogen, analysis of ammonia
- Nitric Acid production – a ratio-cascade control loop for mixing air to ammonia – Allen-Bradley PLC controlled
- Ammonia Nitrate production – ratio controls of acid to ammonia
- Bagging and Dispatching Plant – dealing with Load cells and transmitters – Omron PLC controlled
- Air Compressor Protection, Loading and Offloading – Omron PLC controlled
- Boiler Operation and control
- Servicing, calibrating and commissioned pneumatic and electronic instruments (Foxboro, Fisher, Yokogawa, Rosemount, Endress and Hauser
- Boiler Operation and control
- (COCHRANE)
Education
Baccalaureus Technologiae Degree, Electrical Engineering -
University of South Africa
National Diploma in Electronic Engineering: Instrumentation and Control Systems - undefined
Harare Polytechnic
National Certificate in Electronic Engineering: Instrumentation and Control Systems - undefined
Bulawayo Polytechnic
Advanced Project Management - undefined
University of Cape Town
Skills
Calibration
Designing
Cold and Hot Commissioning
Consulting
Contract management
Data Management
Programmable Logic Controller
SAP ERP Asset Management Engineering
PLC
SCADA
Distributed Control System (DCS)
Fleet Management
Network Architecture
Project Management
Quality Control
Installation and Repair
Equipment Repair
Certification
Engineering membership – Engineering Council of South Africa (ECSA), 00115687
Miningexperience
Underground automation, opencast, TMM autonomous, Crushing (DMS and Benefician plants)- Stackers, Reclaimer, Load out station, Concentrator-Milling, Flotation, Tailing, Backfill and transfer, Refinery – Cobalt plant, Electrowinning, Solvent extraction, Leaching, Roaster, Counter current decantation.
Powergenerationexperience
Thermal- Turbine and Generator, Boiler, PJFF, ACC, CPP
Chemicalplantsexperience
Ammonium Nitrate Fertilizer- Water treatment, Air Separation, Electrolysis, Ammonia manufacturing, Nitric Acid manufacturing, Steam(Cochrane), Ammonium nitrate Manufacturing, Sulphonic acid- Gas Boiler, Sulphur Handling and Neutralisation.
References
- Mr Jonathan Woodburne, Technologist, Kumba Iron ore, Kolomela mine, jonathan.woodburne@angloamerican.com, +27 82 927 6276
- Mr Sebaraboyi Karabo Malele, Projects Manager, Ensera Pty Ltd, Sebaraboyi.malele@minopex.com, +27 84 968 0161
- Mr Jaco Bam, Director, WMS under Siemens, Eskom Medupi Power Station, jaco@wmselectrical.co.za, +27 82 883 6603
Projects
Medupi Power Station Unit 1 and Unit 3 Outage, Lephalale, RSA, 2023-Recent Bokoni Platinum Mine Refurbishment, Atok, RSA, 2023 Kamoto Copper Company Skill uplift project, Kolwezi, DRC, 2022-2023 PC17 700 MW Medupi Unit 3, Power station Instrumentation Construction Project, Lephalale, RSA, 2018-2019
Timeline
C&I Technician
ESKOM MEDUPI COAL FIRED POWER STATION
11.2023
Instruments Technician
BOKONI PLATINUM MINE
06.2023 - 10.2023
Instrumentation Training Specialist
GLENCORE-KAMOTO COPPER COMPANY
12.2022 - 05.2023
FTE Master Technician
ANGLO KUMBA IRON ORE-KOLOMELA MINE
10.2020 - 12.2022
Senior Maintenance Instrumentation Technician
ANGLO AMERICAN MINE –AMANDEBULT CONCENTRATOR
10.2019 - 09.2020
C&I QC Technician
ESKOM MEDUPI COAL FIRED POWER STATION
07.2018 - 09.2019
Senior C&I, QA Technician
ESKOM MEDUPI COAL FIRED POWER STATION
09.2017 - 05.2018
Instrumentation and Control Technician
SABLE CHEMICALS (Agrochemical manufacturing plant)
08.2011 - 12.2016
Instrumentation and Control Apprentice
SABLE CHEMICALS (Agrochemical manufacturing plant)
08.2007 - 08.2011
Baccalaureus Technologiae Degree, Electrical Engineering -
University of South Africa
National Diploma in Electronic Engineering: Instrumentation and Control Systems - undefined
Harare Polytechnic
National Certificate in Electronic Engineering: Instrumentation and Control Systems - undefined
Bulawayo Polytechnic
Advanced Project Management - undefined
University of Cape Town