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Atef BEN AMMAR

Cergy

En résumé

Working as Electrical Engineer with PIRECO "Petroleum and Industrial Realization Contractors", Location:Tunisia
Current Profile in PIRECO.

Detail Engineering & FEED for Oil & Gas plants
Site Visits as needed

Summary:

Electrical Design of power evacuation system.
Estimation of auxiliary power (Normal and Emergency).
Design of high tension and low tension power distribution system and developing Key SLD, Control & Protection SLD, Generating & Suggesting Control philosophy for operation of MV & HV switchgear and EHV Switchyards.

Design/ sizing and specification of electrical equipments like transformers, switchgear (HT & LT) cables, lighting fittings, DC & AC UPS, CT & VT etc.
Design and specification of variable speed drives for special applications.
Design and specifications of various services systems like plant communication, fire alarm and detection.
Electrical system study like load flow, short-circuit, motor-start and relay coordination.
System study of electrical system during FEED stage & detail engineering stage.
Review of electrical drawings/documents by Vendors.


Mes compétences :
Microsoft Excel
Microsoft Office
ABB Doc 2 ( Electrical Design for ABB Products )
AutoCAD ( Electrical Drawing ,SLD )
ETAP© (Power System Study )
Caneco BT ( Low Voltage Calculation )
CYMGRD ( Ground Grid Design & Study )
CYME 7.0 T&D (Power System Study )
Ecodial Advanced Calculation (Schnieder Electric)

Entreprises

  • ABB - Products Specialist LPBS

    Cergy 2014 - maintenant

  • Cooper Industries - Certification CYME 7.0 & CYMGRD T&D

    OZOIR-LA-FERRIERE 2014 - 2014 Power Engineering Studies :

    - Load Flow and Short-Circuit Analyses
    - Protective Device Coordination
    - Motor Starting Analysis for Industrial Applications
    - Transient Stability
    - Load Allocation
    - Load Flow Contingency
    - Harmonic Analysis
    - Network Diagnostic
    - Harmonics study
    - Transformer sizing
    - Ground Grid System (CYMGRD)
    - Volt/VAR Optimization
    - DC System Analysis and Modeling
    - Low-Voltage Secondary Distribution System Modeling

  • PIRECO - Electrical Engineer

    Les Berges du Lac 2014 - 2014 - Designing of Electrical Power Distribution from HV to LV , substations – GIS, AIS , LV MCC , Transformers etc and their interface engineering.
    - Preparing tie-in points for Brownfield Projects & Switchgear replacement projects
    - Generation of Single Line diagrams, 3 line diagrams, Control circuitry.
    - Performing short circuit calculations, harmonic analysis, effect of large Motor starting on system, Effects of Generator starting, power factor improvement calculations and PFC equipment etc at different points of the electrical system.
    - Using ETAP or CYME for designing & study electrical systems.
    - Ensure that the engineered solution is compliant with International standards and procedures.
    - Interface technically with the client to optimize the system design , co-ordinate resolution of technical queries.
    - Engineering Design & System sizing calculations for various plant electrical equipment's like: DG set, transformer, MCC room sizing, MCC, Power cable sizing, Sub-sea cable sizing, DC&AC UPS & battery banks.
    - Carrying out site surveys for Engineering and necessary interface with Plant Systems to replace Existing/Old HV/MV switchboards with New HV/MV switchboards.

  • MIG Engineering - Electrical Engineer

    2011 - 2014 Design and preparation of technical specifications of electrical systems for Oil & Gasl industry .
    My tasks include:


    Electrical:
    • Design in HV, MV and LV structures Using ETAP or CYME..
    • Preparing the data-sheet transformers MV & LV / IT, variable speed ... Study Lighting ADF in hazardous area.
    • Study ATEX compliance (risk analysis, intrinsically safe)
    • Sizing grounding & protection SYSTEM against lightning.
    • Preparation of lists & cable rating calculations.
    • Sizing of electrical cables MV & LV.
    • Consultation with suppliers. Making electrical one line diagram.
    • Realization of electrical power balance .

    Instrumentation:
    • Preparing the data-sheet and list of instruments.
    • Preparation of Technical Specification.
    • Selection and choice of type suitable instrumentation.
    • Installation of Control Valves (Fisher, Flowserve , Samsun ...)
    • Dimensions and installation of meter recorders, orifices.
    • ( Omni , Daniel Senior Orifice . )
    • Design and architecture of System Fire & gas detection
    • General specifications instruments.et electrical equipment.
    • Specifying detection system and extinguishing gas & Fire.
    • Architecture and general specification of control system

    Familiar with the following equipment :
    • Siemens Simatic S7-300 , S7-400 , S7 400.
    •Schneider & ABB electrical equipment
    •Three-phase separators and biphasic
    • Storage tanks
    • Loops pressure regulation , level, temperature and flow
    • Process , instrumentation and safety devices (PSV , BDV , SDV ect ... )
    • Detection System Fire & Gas (Oldham Autochim .. )

Formations

  • National Engineering School Of Gabes (Gabès)

    Gabès 2005 - 2010 Electrical & Automation Engineer

    Instrumentation
    industrial Electricity
    Industrial control and automation
    measurement instrumentation
    Electrical: Machine DC & AV current
    Power Electronics: Converters DC & AC output
    Electric Networks single / three-phase production, transport, quality and distribution of electrical energy
    Industrial Computer: PLCs, programming microprocessors, microcontrollers, Interface Technology.

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