MEDSolar Training Course Module 4 Contruction and startup solar … · 2015-09-17 · MODULE :4...
Transcript of MEDSolar Training Course Module 4 Contruction and startup solar … · 2015-09-17 · MODULE :4...
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Training: MED-SOLAR
MODULE :4
Constructing and Starting-up
Of a Solar Power Plant
By: Ramzi AbouSaidManaging Director of ASACO General Trade and Contracting www.asacogtc.com
President of the Lebanese Solar Energy Society www.lses-lb.org
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Constructing and Starting-up the Power Plant :
1. Steps Prior to field Mobilization. (OFFICE)
2. Mobilization and Field Construction.
3. Commissioning / Fine Tuning
4. Startup/ Handing over
5. Wrap Up (As built, Manuals, Training) (OFFICE)
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Work Flow Chart1-Pre Mobilization
Design Review
Cost Engineering
Plant Component
PV Array & DC system
Grid Inv. & AC sys.
Off-Grid System
Monitoring & Crtl
Coupling to Existing sys.
2-Mobilization &
Construction
Verification Site Visit
Executional Drawing
BOQ
Planning
Shop Drawing.
3-Commissioning
and Testing
4-Plant
StartUp
Filed Work
5- Project
Completion
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Construction:
Pre Mobilization to site� Preliminary design Study and verification of design . (Cross
match with Client’s Requirement, Legal Frame work and Licenses)
� Cost Engineering and Design Optimization
� Site Engineer Verification Visit and cross matching of Shop drawing.
� Preparation of BOQ
� Executional drawings.
� Project Planning: Management, Time table and Resources assignment.
� Mobilization-> Start of Construction
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Construction:
Cost Engineering and Design Optimization
� Plant Components
� PV array & DC system
� On-Grid Inverters and AC System
� OFF-Grid System
� Monitoring and Control
� Coupling to existing system
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Construction:
Cost Engineering and Design Optimization
� PV Array & DC system:
� PV array size and physical allocation.
� PV module type selection and string assignment.
� PV racking selection and optimization.
� DC cable management, selection Optimum Routing solution
� Verification of shortest and most cost effective solution. (Safety in HV. DC grid)
� Verification of losses and Voltage Drop in DC Solution
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� ON-Grid Inverters and AC grid
� Inverters sizing / match with string size and assignment
� Inverter Location
� AC routing and combiner boxes
� AC Cable routing, sizing optimization
� Verification of shortest and most cost effective solution. (Safety in AC grid)
� Verification of losses and Voltage Drop (<4% corresponds
to 1%Energy)
Construction:
Cost Engineering and Design Optimization
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� OFF-Grid system & Accumulators (If applicable)
� Location of System
� Size verification of Inv./Autonomy.
� Coupling means with Solar energy (DC or AC coupling)
� Battery location (Accessibility and Env. Condition)
� Load Grid and distribution.
� Safety measures and Verification of losses in Energy
Construction:
Cost Engineering and Design Optimization
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� Monitoring and Control
� Verification design and functionality
� Various Sensors allocation
� Deployment and communication compatibility
� Compatibility with all system components.
� Communication with outside world.
Construction:
Cost Engineering and Design Optimization
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� Coupling to Existing System
� Verifying of Connection means with existing installation
� Customization of existing installation to adapt solar plant.
� Safety and fault safe measures.
Construction:
Cost Engineering and Design Optimization
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Construction:
Pre Mobilization to site
� Preliminary design Study and verification of design . (Cross match with Client’s Requirement, Legal Frame work and Licenses)
� Cost Engineering and Design Optimization
� Shop drawing
� Site Visit for verification and cross matching of prepared Shop drawing.
� Executional drawings.
� Preparation of BOQ
� Project Planning: Management, Time table and Resources assignment.
� Mobilization-> Start of Construction
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Construction:
Pre Mobilization to site
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Construction:
Project Planning Components
� Identify individual task Jobs, time and resource
� Legal Frame work and Design Phase:
• Resources: Engineering, Legal Dept., Time: xxx
� Material Procurement
• Resource: Procurement, Logistic, Time:xxx
� Site Field Work:
• Resource: Engineering, Technicians, workers, etc.., time: xx
� Startup Commissioning and testing.
� Hand over and project completion .
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Construction:
Pre Mobilization to site
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Filed Work
Mech. and Elect: PV array
Mech. and Elect: Inv
DC and AC cabling
OFF-Grid System
Monitoring and Control
Civil Work and site preparation
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Construction:
Field Work
First Day in the Field
Civil Work and site preparation
Storage
Transportation and Accommodation
Safety Measures
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Construction:
Field Work
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Construction:
Field Work
� Mechanical and Electrical Insulation of PV array
� Prevent Closing the String Loop (Electrical Shock)
� Grounding of Panels and Metal Structure
� Mechanical Fixation of racks as per ground condition
� Wind Speed resistance (Verifying fixation method Vs Wind Force)
� Near Object Shading
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Construction:
Field Work
Lowest noon
angle in winter
=90-23.5-lat
32 Incl.
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Construction:
Field Work
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Construction:
Field Work
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Construction:
Field Work
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Construction:
Field Work
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Construction:
Field Work
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Construction:
Field Work
� Mechanical and Electrical Insulation Inverter
� Weather Proof > IP6
� As close as possible to array
� Accessible for Maintenance.
� Physical Fault indication in Control Room
� Connection of DC Stringd
� IV test of each string
� Connection of AC coupling
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Construction:
Field Work
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Construction:
Field Work
� Cable deploying
� Routing over Cable try
� Termination
� Labeling
� Megger
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Construction:
Field Work
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Construction:
Field Work
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Construction:
Field Work
� Off-Grid System
� System deployment
� Battery bank arrangement connection
� Battery bank testing and commissioning
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Construction:
Field Work
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Construction:
Field Work
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Construction:
Field Work
� Monitoring and Control
� Whether Sensors
� CT and Switching
� Communication Equipment
� PLC and Micro Controller
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Construction:
Field Work
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Commissioning and Start Up:
� DC connection to Inv.
• Verify Voltage, current and insulation of DC of circuit
• Verify Resistance of Earthling Circuits
� AC connection to Grid
• Connection of partial group of Inverter
• Monitor Production and Current injection
• Strat of whole inverters and monitor AC current values
� Commissions off-Grid system and accumulators
• Verify priority load, Verify charging state of Accumulators in different Scenarios.
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Commissioning and Start Up:
� Commissioning of ATS and Panels
• Test different connection scenarios
• Test fault safe measurs
� Commission and test of Monitoring and control.
• Verify communication with all system components
• Test Control instruction
• Initiate logging.
• Verify Measured values .
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Commissioning and Start Up:
� Commissioning of ATS and Panels
• Test different connection scenarios
• Test fault safe measures
� Commission and test of Monitoring and control.
• Verify communication with all system components
• Test Control instruction
• Initiate logging.
• Verify Measured values .
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Commissioning and Start Up:
�START UP Monitor for few days and fine tune setting.
�Keep Log file for future enhancement
�As Built Drawing & system Manuals
�Preventive maintenance.
�Brief Training For operation
�Mission completed ☺$☺.