Services Rendered
Power System Design Engineering Consultancy and Start-up Support

EEPL have team of experienced Design Engineers and Designers. EEPL can extend complete support for Design Detailed Engineering and Project Management Consultancy for Electrical Balance of the plant. EEPL offers complete package of Electrical, Civil and Structure engineering for EHV outdoor switchyards or GIS S/s up to 220kV.

Outdoor Switchyards

Captive Power Plant

EEPL team is conversant in working with IEC/IEEE standards and ensure compliance with the local utility standards and electrical codes, as applicable on case to case basis. EEPL have started their journey of services in industries with Testing and Commissioning activities and these have been always one of the core strength of EEPL. EEPL’s support for start-up provides unique service mix of Concept to Commissioning to their customers.

In its broad spectrum following can be included.

  • Feasibility Studies and Concept Design Reports
  • Enhancement of system and Power Hook-up arrangements
  • Rationalization of Power Distribution System Networks
  • Key Single Line Diagram showing Metering and Protection System
  • Plan and Section Layout Drawings
  • Equipment Layout
  • Control Room / Substation Buildings and Cable Cut-out Drawings
  • Load current and Fault Level Calculations
  • Equipment Sizing and Ratings
  • Tender Specifications for Procurements
  • Earthing, Lightning and Illumination System drawings and calculations
  • Load list and deciding of feeders
  • Power and Control Cable Schedule
  • Cable Tray Sizing Selection and Layouts Drawings
  • Fire-fighting system
  • Complete Bill of Material
  • Technical Bid Analysis and Bid evaluation report
  • Vendor Drawings Review and Comments
  • Support for Inspection of principal equipment’s at OEM works
  • Support for Site Supervision
  • Support for Testing, Commissioning and Start-up

Following Civil and Structure Drawing shall be prepared specific to EHV Outdoor Switchyard

  • Geo-Technical Investigation Report
  • Equipment Foundations
  • Structure Drawings for equipment mounting
  • Architecture of substation building
  • Cable Trench
  • Burnt-pit and Soak Pit
  • Sewage and Drainage Water Arrangements
  • Fencing of switchyards

EEPL have experienced team of testing engineers and senior technicians. EEPL have 1-Phase and 3-Phase, Automated testing kits of ISA (Italy), DOBLE (USA) and OMIKRON (USA) makes which have been globally accepted and renowned for their accurate performance. EEPL can extend following site services in this domain of their services.

  • Testing of Protective Relays, CTs, PTs and Circuit Breakers
  • Testing and Commissioning of MV and LV Switchgear Panels
  • Testing of Power and Distribution Transformers
  • Sensitivity and Stability Checks of Differential and REF Protection Schemes
  • Testing and Simulations of Tripping and Annunciation Circuits
  • Testing of CRPs, GRPs and Other Consoles
  • Testing of Power Cables
  • Support for Plant Start-up and Observations
Power System Study Network Analysis and Solutions

EEPL have profound proven track record and strong reference base of working with all types of manufacturing and process industries namely Viscose fiber, Chemicals, Fertilizers and Petro-chemicals, Cement, Textile and Rubbers, Tires, Oil and Gas, Cables, Pharmaceuticals, Glass, Steel and Large Power Generating Units in India and Overseas.

EEPL team have experience of working with IEC/IEEE/ANSI/NEMA standards for Power System Studies because of their past working experience of their projects across the globe. All these studies are performed at EEPL on renown and globally accepted Offline Power System Simulators like ETAP, PSCAD and EMTP-RV on their latest licensed version.

  • Feasibility Study – Power Hook up between existing and proposed systems
  • Executive Summary Reports – Observation and Recommendations
  • Power System Audits
  • Load Flow Study
  • Short Circuit Study

 

 

  • Motor Starting and Acceleration Study
  • Electrical Power Transient and Dynamic Stability Study

Transient Stability

Transient Stability

  • Grid Islanding and Load Shedding Solutions
  • Protective Device Co-Ordination Study

Sequence of breaker operation

Coordination Curve

  • Protection System Audits
  • System Grounding Methods
  • Branch Switching Stability Study Using PSCAD/EMTP-RV
  • Arc Flash Analysis
  • Reactive Power Compensation Study
  • Earthing System Design/Validation
  • Lightning Protection System Design/Validation
  • Harmonic Analysis and Mitigation

 

Special Engineering Solutions

EEPL through their experience of more than three and half decades with various type of industries could learn that industries often require some customized engineering solutions depending of type of problems industries are facing or sometimes due to phase manner enhancement and expansions of these industries.

EEPL have come up with following customized engineering solutions. EEPL’s experience in both engineering and execution of such solutions provides unique service mix of Concept to Commissioning to their customers. EEPL have rendered 100+ such customized solutions successfully for their customers.

  • Solutions for Power Blackouts
  • Grid Islanding Scheme
  • Load Shedding Scheme
  • Import/Export Control
  • Auto Bus Transfer Schemes
  • Fast Motor Bus Transfer Schemes
  • Auto Synchronizing Schemes
  • Auto Mains Failure Schemes
  • Power Quality Management
  • Power Management System
  • Motor Management System
  • Transformer Monitoring System
  • Protection SCADA
  • Time Synchronizations of Protective Relays
Customized Training Programs on Industrial Electric Power System

Request from many of prestigious customers have always encourage EEPL to conduct the training on their domain of services. EEPL delivers good blender of theory and practices through these training programs which support customer for detailed understanding of power system and for their approach for trouble shootings during trip incidents, if any.

EEPL have already conducted 50+ such corporate level training programs on customer sites and got excellent response from them. EEPL are totally flexible on time schedule and shall customize the training content to suit to the applications to site engineers. EEPL also arrange live demonstration of numerical protective relays, real-time case studies and illustrations of relay settings examples for the effective deliverables.

Relays Retrofit Solutions, Protection System and Schemes Testing

EEPL have been associated with many industries which had been established in early eighty’s or ninety’s and had install base of electromechanical type of protective relays. EEPL have got the support and motivation from such industries to add on the portfolio of Retrofitting Solutions for Protective Relays and Schemes.

EEPL have experienced team of field engineers and senior technicians. EEPL have experience of 5000+ such successful relay retrofitting of different applications namely generator, motor, feeder, transformer and current differential protection.

  • Study of existing protection system
  • Suggestion for best suited Numerical Relay Model
  • Pre-engineering activities at site
  • Engineering, Drawings and SOP
  • Cut-out and Installation of relays
  • Wiring, Tagging and Dressing of Control Cables
  • Programming and Settings of relays
  • Testing, Simulations and Validation of Schemes
  • As-Built Drawings and Changes on existing Drawings
  • Solutions for Retrofitting of CRPs and GRPs

EEPL have started their journey of services in industries with Testing and Commissioning activities and these have been always one of the core strength of EEPL. EEPL have experienced team of testing engineers. EEPL have 1-Phase and 3-Phase, Automated testing kits of ISA (Italy), DOBLE (USA) and OMIKRON (USA) makes which have been globally accepted and renowned for their accurate performance. EEPL can extend following site services in this domain of their services.

  • Testing of Protective Relays, CTs, PTs and Circuit Breakers
  • Testing and Commissioning of MV and LV Switchgear Panels
  • Testing of Power and Distribution Transformers
  • Sensitivity and Stability Checks of Differential and REF Protection Schemes
  • Testing and Simulations of Tripping and Annunciation Circuits
  • Testing of CRPs, GRPs and Other Consoles
  • Testing of Power Cables
  • Support for Plant Start-up and Observations