Mohammed Abbas

Sr. Solar PV Engineer

Responsibilities.
• Professional Design for small, medium and large-scale PV Systems with full proposal documents and technical engineering work and drawings according the SEC, ECRA and SASO IEC standards.
• Designing include; Designing system using pen and paper and then simulate the design through software (PVsyst and Helioscope), Calculations of string design according to SEC standards, Shading and orientation analysis, inverter and combiner box sizing, AC and DC cable sizing, circuit breaker and disconnect switches sizes, mounting structure design, battery backup calculations, scope of work, complete bill of materials, specifications, drawings and project schedule.
• Financial and PV plants return of investment and savings calculations for 25 years.
• Design accurate energy model of entire plant in PVSYST.
• Following SEC connections standards for on-grid systems, designing main switch, solar PV switch and interface protection switch, to insure the anti-islanding in case there is any fault.
• Shading analysis, site latitude and longitude, total Irradiance, sun path, sun shine hours, temperature, Weather, environmental effects and yearly average KWh/yr analysis.
• Electricity bill analysis using software to get the customer actual consumption.
• Mounting Structure design (using AutoCAD) of photovoltaic systems including rooftop, carport and ground mounted arrays.
• Create electrical single-line diagrams, panel schedules, or connection diagrams for solar PV systems, using AutoCAD.
• Develop cost estimates of PV plants that include all aspects of the project cycle.
• Check electrical installation for proper wiring, polarity, grounding, or integrity of terminations
• Manage proposals and bid/award process and procurement of all project materials.
• Presenting the customer solar system and educating them to install solar system at their premises.
• Project planning, project management and project schedule to ensure execution as per project period.
• Identify, coordinate and participate in client relationship-building activities and meetings.

Solar PV Design Engineer
TCCO. (Solar Energy) Riyadh.

Projects.

1. Installation of 35 Hybrid solar Air Conditions around 33.6KW
2. Design, request materials and installation of 5Kw off-grid PV system.
3. Participate in bidding / estimation of NADAC 57.7MWp solar PV plant.
4. Design, estimate and quotation of 40KWp, 100KWp 500KWp on-grid system.
5. Govt tender: KA-Care 6KW PV system for solar monitoring system.
6. Govt tender: National security 10KWp off-grid solar system.
7. Design and pricing PV system for more than 10 Villa in Riyadh.
8. Installation of solar street light in farm house.

Responsibilities.
• Analyzing load details and configuring a PV system of suitable capacity based on utility and mode of operation of the system.
• Cost effective engineering design of residential and commercial PV Hybrid, Off- grid and Grid Tie systems.
• Design accurate energy model of entire plant in PVSYST.
• Single Line Diagram of Complete solar PV system ranging from kW- MW including System layout, Cable layout, Earthing layout, string layout and panel schedules.
• Calculated expected solar energy production and payback of the system.
• Designing electrical distribution scheme for the PV system, preparing CAD layouts, modifying existing distribution setup etc.
• String sizing, selection of solar panel, selection of inverter, combiner box,
• wire/cable, Disconnect switch, CB’s and Fuse.
• Developed design specifications and functional requirements for residential, commercial and industrial solar energy systems.
• Poly/Mono crystalline panel sizing and battery bank selection as per requirement.
• Preparing BOQ of the projects and cost estimation of all PV materials of system.
• Make technology recommendations based on project site location and geographic conditions.
• Prepare a complete technical feasibility reports for a project.
• Manage proposals and the bid/award process.
• Preparing Yield report of a project.
• Develop conceptual designs that consider module placement, conduit routing and inverter locations.
• Review specifications and recommend engineering or manufacturing changes to achieve solar design objectives.
• Coordination with external engineering offices, suppliers and subcontractors.
• Supervision of Overall execution of the project activities on site.
• Installation of solar full DC inverter air conditioner off-grid and Hybrid.

Electrical Engineer
AMS-Al Qurashi Contracting Co. Jeddah

Projects Designed and Executed:

1. Axis factory for cosmetics 2nd industrial city Jeddah.
2. Abdul Samad Al Qurashi head office Makkah.
3. Oud MELANO head office Makkah.
4. Oud MELANO showrooms Makkah and Jeddah.
5. AJYAH Hotel Makkah

Responsibilities as Electrical Engineer.

• Arrange material take off, submittals, Materials supply request (MSR) for client approval if necessary, Technical evaluations of material specifications and Purchase order (P.O).
• Follow up all kind of Electrical site and technical work (1st Fix, 2nd Fix, final Fix and handing over).
• Arrange all kind of Electrical modifications in drawings and resubmit to consultant and client for approval.
• Estimation of all electrical materials-sizes and costs in accordance with the project requirements.
• Procurement preparation including requisition of electrical materials, monitor and follow-up it’s delivery.
• Work progress Statement Preparation.
• Preparation of material submittals & drawing submittals schedule.
• Designing and supervision of lighting and Power circuits as per NEC specs.
• Preparation of Electrical Low Voltage Single line diagrams.
• Calculation of Circuit breakers & Types and their selections.
• Preparation of Panel boards schedules with load calculation based on the requirements.
• Designing and installation of cable tray and cable trucking drawings.
• Cable sizing and selection and Calculations of Voltage drop of cables.
• Designing of electrical Low Voltage and Low current system layouts.
• Preparation of electrical load calculation sheets of all mechanical equipment’s (Hoist crane, chillers, AHU, chilled water pumps, firefighting pump set, Industrial water pump, submersible pump, compressors, dryers, boilers, and R.O plant etc.)
• Preparation of material submittals & drawing submittals schedule.
• Installation of Fire Alarm system, addressable and conventional
• Installation of Closed circuit television CCTV system and public-address system.
• Installation of Data and IP Telephone system.
• Access Control system, HDMI system and Theft detection system for showrooms.

Responsibilities As Solar PV engineer.

Based on my experience in solar in Pakistan my company considered me for PV engineer.
My responsibilities as PV engineer as below.
• Technical Design, planning and development of solar PV power system starting from site evaluation to completion of technical proposals, system sizing, and simulation reports using PV simulation software (PVsyst) up to techno-commercial proposal & BOQ creation.
• Design and installations Water Pumping and Street Lighting Systems.
• Hand on experience on PVsyst software simulations.
• Solar System Sizing Calculation and SLD Preparation using AutoCAD.
• Ability to draft, read plans and provide solar power design.
• Arranged and conducted customer site visits.
• Designing and Estimations of off-grid and hybrid systems,

Electrical Engineer
Saudi Inteltec Co. Saudi Arabia


Project: Prince Sultan Air Base MRTT Project. Consultant: Zuhair Faiz Partner
Client: Prince Sultan Air Base (PSAB).

Responsibility:
• Ensures that all the works done are in accordance with the approved Shop drawings, contract documents, project specifications, and all applicable standards whether local, national or international standards.
• Preparation of material submittals & drawing submittals schedule.
• Recalculate and counter check the design drawings to avoid problem during execution.
• Manages directly and provide engineering and technical supports to all the electrical work groups at site.
• Plans the execution of all electrical related works and coordinates the works to mechanical and civil groups.
• Coordinates with Client / Consultant’s representatives for any site instructions and Inspection of works.
• To facilitate consultant in carrying out their inspection on site.
• Preparing and raising RFI’s.
• Calculating electrical load and voltage drop.
• Installation of Fire alarm system and coordinate with firefighting system.
• Installation data and IP telephone system.
• Preparing Coordination drawings, electrical, mechanical and Civil.
• Preparation of as built drawings.
• Supervision of installation of power transformer 1000KVA.

• Supervision of installation of RMU and LVCB.
• Installation of electrical equipment, Light fixtures (indoor/outdoor lighting) and sockets and Disconnect switches.
• Installation of electrical wirings, LV panel boards and AC Panels.
• Design and installation of Cable Trays and Conduits (PVC, EMT & flexible).
• Addressing problems regarding workers’ safety and health.
• Overall execution of the project activities on site.
• Making weekly plans to achieve better performance.

• Site Survey, Planning, Designing, Installation, Testing and Commissioning and Operation of Solar Hybrid, Stand-Alone, On-Grid and solar water pumping.
• Inspection, Checking, Monitoring, Analyzing and Performance of solar cells/modules, inverters, support structures, motor/pumps, deep cycle batteries, and charge controllers, combiner/junction box, safety and all other components of PV and electrical system.
• Assuring local and international Codes & Standard and other governing standards for installation of electrical energy and solar PV systems.
• Prepare appropriate design solutions based on specific site resources, customer desires and budgets, and assessed load requirements.
• System Planning and Designing using Auto Cad and Sketchup.
• Designing, Sizing and Selection of solar panel, inverter, string/array, junction/combiner box, wire/cable, CB’s, submersible pump and other system components.
• Provide solar system engineering designs, modeling, and performance data, and provide engineering support during the construction process.
• Energy modeling, PV specific modeling, standard electrical calculations, basic structural mechanical calculation.
• Performance monitoring and reporting of PV system annual yield (KWhr).
• Develop cost estimates of PV plants that include all aspects of the project cycle.
• Installation & inspection of photovoltaic (PV) systems in accordance with codes and standards using drawings, schematics and instructions.
• Check electrical installation for proper wiring, polarity, grounding, or integrity of terminations.
• Developed single-lines diagrams. Diagram layouts using CAD for photovoltaic (PV) arrays and equipment, including existing building or site features.
• Examine designs to determine current requirements for all parts of the photovoltaic (PV) system electrical circuit.