Energo Engineering Projects Limited has been qualified as per the World Bank guideline for 'Quality and Cost Based Selection (QCBS) procedure’ as an eligible bidder for Design Consultancy of Energy Efficient Renovation & Modernization.
 

Energy Efficient Renovation & Modernization (EE R&M) and Life extension (LE) of existing old units have been accepted worldwide as an effective option to achieve increased generation and improved efficiency at an optimum cost.Energo undertakes R&M Design Consultancy to attain increased efficiency and enhanced life of the unit with reduced emission to meet environment norms. R&M Design Consultancy is aimed at various aspects of undertaking R&M and is based on results of Condition Assessment checks, Non Destructive Tests and Destructive Tests and efficiency measurements/Energy Audits. Detailed Project Reports(DPR) are prepared for various options with financial analysis.

RLA Study of Stream Turbine During EE R&M in a 210 MW Unit

Design Consultancy of EE R&M Activites

 
 

Energy Efficient Renovation & Modernization (EE R&M) / Life Extension Studies

Under the EE R&M  Renovation & Modernization / Life Extension Studies, we undertake:

  • Residual Life Assessment Studies (RLA) for Life Extension (LE)
  • Preparation of RLA / LE Report based on results and Lab sample test results
  • Review of R&M Drawings / Documents submitted by the R&M Contractor(s)
  • Carrying out Energy Audit / PET as per ASME-PTC test codes
  • Approval of Report by CBB / Client by making presentation
  • Preparation of Technical Specs and Detailed Project Report (DPR) for carrying out R&M Works
  • Evaluation of Tenders as owner’s engineers
  • Assist owner for Award of Contract for R&M Works
  • Supervision of R&M Works at Site as implementation support Consultant
  • Assist owner during Performance Guarantee Testing after EE R&M

Our approach & methodology for EE R&M / LE include:

  • Hot and Cold Walk down Surveys
  • Review of Plant History and Operation Records
  • Visual Inspection of Components / Equipment / Structure / Foundation
  • Non-Destructive Testing
  • Destructive Testing on Samples
  • Conduct Energy Audit/PET
  • Evaluation and Analysis of Results
  • Root Cause Analysis
  • Cost Benefit Analysis
  • Conformance to Applicable Codes and Standards
  • Recommendations

Entire range of testing facilities caters to complete investigative studies and conduct various destructive and non-destructive tests including:

Non Destructive Testing:

  • Visual Inspection
  • Hardness Measurement
  • Dye Penetration Tests
  • Magnetic Particle Inspection
  • Ultrasonic Thickness Measurement
  • Ultrasonic Shear Wave Inspection
  • Ultrasonic Hydrogen Scale Measurement
  • Etching for Seam Weld Locations
  • Radio Graphic Testing
  • Metallography In-Situ and Replication
  • Eddy Current Testing
  • In-Situ Oxide Scale Thickness
  • In-Situ Chemical Analysis
  • Tube Sample Evaluations
  • Remote Internal Visual Examination (Fibroscopy)
  • Natural Frequency Measurement & Steam Path Audit (Turbine)
  • Borosonic Testing of Rotor Shaft
  • Circuit Breakers Operation Time
  • Relays / Timers
  • HT / LT Bus Bar and Bus Duct Insulation
  • CT / PTS Rating
  • Earth Resistance Measurement
  • Hot Spot by Thermo-vision Technique
  • HT Cables Tan Delta, IR
  • ESP Electricals Field Energizing

Destructive Testing:

  • Measurement of Mechanical properties
  • Micro-Biological / Bio-Chemical Analysis
  • Scanning Electron Microscopy
  • Creep / Stress Rupture Testing

Electrical Testing:

  • DC High Voltage Test for Stator Winding
  • IR Value
  • Polarization Index (PI)
  • Tan Delta
  • ELCID Test (Electromagnetic Core Imperfection Detection Test)
  • RSO Test (Digital Recurrent Surge Oscillograph Test)
  • Power Transformers (Transformer Winding / Insulating Oil / Paper Insulation
  • On Load Tap Charger [OLTC])
  • Furan Test
  • DC Resistance

NDT of Civil Structure and foundation:

  • UPV test
  • Rebound hammer
  • Phenolphthalein test
  • Core cutting

Life Extension

Possible life extension of the unit by 15-20 years.

Lower Emission Levels

Reduction in emission level of SPM below 50 mg/NM3 to meet the Pollution Control Board’s requirement.

Enhanced Capacity at Lower Costs

R&M increases efficiency and helps in achieving higher capacity along with upgrading of power output of unit.

Reduced Auxiliary Power Consumption

New technologies improve performance resulting in Reduced Auxiliary Power Consumption.