EPC

Iacharya offers end to end EPC Consultancy in Solar Energy Applications (grid and off grid), Energy Conservation, Energy Audit. The services include techno economic feasibility reports, site selection, technology selection, preparing tender specifications, vendor selection, procurement, erection and implementation, evacuation to the grid and operation and maintenance of the solar farms.

The company along with its partners has been providing comprehensive consultancy services especially for Solar PV Half Grid and Grid Interactive Systems under the earlier GBI Scheme of MNRE and JNNSM of Govt. of India.

Our scope of services is limited to providing comprehensive consulting services in setting up a grid-connected solar photovoltaic power project. The services provided by us would be executed in Six Phases as indicated below –

Phase 1 – Feasibility Study

  1. Study of power scenario and Scope for Non conventional energy in proposed region(s)
  2. Solar potential availability in the proposed location
  3. Solar resource assessment – Site investigation (multiple locations)
  4. Review of available solar data and detailed analysis of data
  5. Review of Solar PV technologies(Crystalline & Thin Film) with respect to the site proposed
  6. Available incentives
  7. Model for Commercial evaluation for the proposed site(s)
  8. Presentation and Recommendation to the Client
  9. Report preparation and Submission of final report
  10. Study of power scenario and Scope for Non conventional energy in proposed region(s)
      • National power scenario
      • Power scenario in the state
      • Demand supply gap
      • Solar Energy at Global and Country level
  11. Solar Potential Availability in the proposed location
      • Overview of Solar Technology
      • Factors governing Solar energy
      • Solar intensity level at the proposed location
  12. Solar resource assessment – Site investigation (multiple locations)
      • Factors conducive for Solar energy generation
      • Methodology for site evaluation
      • Comparison of factors at various location
  13. Review of Solar PV Technologies
      • Available technology options
      • Status of industry in terms of efficiency and production
      • Share of Crystalline and Thin film Technologies
  14. Review of Solar PV Technologies with respect to the site
      • Model for computing the energy exported to grid considering losses
      • Comparison of energy generated by the two technologies
  15. Available Incentives by MNRE : JN National Solar Mission
  16. Model for Commercial evaluation – Commercial model considering the technology options for each site
  17. Recommendation
      • Appropriate technology options
      • Techno commercial feasibility of solar power plant at various locations
  18. Draft Report Submission
  19. Presentation to the Client
  20. Final Report submission

Phase 2 – Detailed Project Report (DPR)

  1. Objectives of the project
      • Location and Site details
      • System design, System description and Technical specifications
      • Plant layout, Control room layout
      • Provisional Engineering drawings
      • Requirement of utilities
      • Relevant standards
      • Standard operating procedures
      • Description of power evacuation system and interfacing with the grid
      • Power generation scheme and simulation results
      • O&M requirements along with organizational arrangements
      • Site plan
      • Project implementation schedule
      • Financial analysis and Cash flow
      • Need for the project in the present scenario
      • Future benefits of the project.
  2. Location and Site details
      • Location Map (Longitude & Latitude details)
      • Power scenario at the site location
      • Site Details
        • Site plan
        • Site layout drawing
        • Civil and Construction works
  3. System design, System description and Technical specifications
      • Typical system components of grid connect SPV system
      • Power generation schematic
      • Specifications Solar PV Module
      • Module mounting structure
      • Balance of Systems (BOS)
      • LT power interfacing panel
      • Computer Aided Data Acquisition System
      • Protections
      • Energy Meters
      • Power Evacuation Arrangements
  4. Plant layout – drawings
  5. Control room layout
      • Physical dimensions
      • Equipment layout drawings
  6. Provisional Engineering drawing – Single line diagram
  7. Requirement of utilities – water and power
  8. Relevant standards
      • Standards for Solar modules – IEC/other international standards
      • Standards for Inverters – IEC/other international standards
      • Standards for Balance of Systems – IS/Other international standards
  9. Description of power evacuation system and interfacing with the grid
      • Suitability of SPV power plant unit to operate in parallel with grid
      • Proposed system
      • Transformer
      • Circuit breakers
      • Protection, metering, & control cubicles
  10. Power generation scheme and simulation results
      • Type of technology used
      • No. of Units exported to Grid
  11. O&M requirements
      • System design philosophy
      • Operation requirements
      • Maintenance requirements
      • Preventive maintenance
  12. Organizational arrangements – Staff and Training
  13. Site plan
  14. Project implementation schedule
      • Project implementation strategy
      • Project execution
      • Progress reporting
  15. Financial analysis and Cash flow
      • Project IRR
      • Payback Period
      • Cash Flows

Phase 3 – Regulatory ISSUES

  1. Regulatory Process
  2. Project Development and Implementation Process
  3. Interaction with NVVN/Utility/Electrical inspectorate for approval of drawings (and documents), Inspection and Issue of safety certification

Phase 4 – Power Purchase Agreement (PPA)

  1. Identifying statutory clearance required and providing necessary documentary support
      • Local Administrative Office or Panchayat
      • Pollution Board
      • Fire Department
      • Geology Depart (Ground Water)
      • Any others
  2. Preparation of Draft PPA discussing with the Client and NVVN
      • Tariff
      • Subsidy
      • Billing & Payment
      • Statutory Clearance
      • Deemed Generation
      • Grid Discipline
      • Clean Development Mechanism Benefits
      • Others Terms & Conditions
      • Tenure

Phase 5 – Procurement

  1. Formulation of Enquiry specifications
  2. Short listing of EPC contractor
  3. Floating of Enquiries to shortlisted EPC contractor
  4. Evaluation of offers
  5. Preparation of draft contract between the Client and EPC Contractor
  6. Preparation and Finalization of maintenance schedule
  7. Participation in the discussion between the Client and the contractor
  8. Preparation of responses to the queries raised by EPC contractor
  9. Placement of contract
  10. Formulation of Enquiry Specifications
      • SPV Modules
      • Module mounting structures
      • Power conditioning units
      • Balance of Systems
  11. Short listing of EPC Contractor
      • Eligibility criteria for the EPC contractor
      • Technical capabilities of the contractor
      • Past experience
      • In house capabilities
      • Sub contracting partners capabilities
  12. Floating of Enquiries to shortlisted EPC contractors
      • Technical requirements
      • Specific standards required
      • Time schedule
      • Term and schedule of payment
      • Estimated Cost breakup structure
      • Commercial terms and conditions
  13. Evaluation of offers
      • Technical evaluation of offers
      • Capability evaluation
      • Technical evaluation report
      • Commercial evaluation of technically qualified offers
      • Cost evaluation with justification
      • Commercial evaluation report
  14. Preparation of Draft contract
      • Listing of terms and conditions
      • Time line for implementation
      • Maintenance schedule
  15. Preparation and Finalization of maintenance schedule
  16. Participation in the discussions with EPC contractor – Technical & Commercial
  17. Preparation of responses to the queries raised by EPC contractor
      • Participation Technical and Commercial discussions
  18. Placement of contract
      • Verification of documents
      • Inspection of facility if required
      • Issuing of purchase order

Phase 6 – Supervision of Implementation

  1. Guidance in approval of drawings
  2. Supervision of project implementation and commissioning activities
  3. Others (To be expanded as per situation)