Power Plant-Thermal & Hydel

POWER PLANT-THERMAL & HYDEL

POWER ENGINEERING

One of the Strategic Business Units (SBU) of MECON, the Power Group renders total engineering consultancy from concept to commissioning and project management services for captive as well as utility power projects. For over five decades, we are associated with power projects both in India as well as abroad and is providing expertise for various type, size and technology.

TECHNOLOGY SPAN

• THERMAL
  • Green field / brown field projects.
  • Coal/ Lignite/ Gas/ Oil based projects.
  • PC/ CFBC based technology.
  • GT based simple/ combined cycle technology.
  • Subcritical/ Supercritical technology.
  • Gas Engine/ DG based projects.
  • IGCC technology.
  • Air pollution control technologies (DeSOx, DeNOx, Hg removal).
  • Waste heat recovery based power projects.
  • Advanced water treatment technologies including ZLD.
• HYDEL
  • Green field / brown field projects.
  • Large & Medium capacity (storage based and run of river based schemes).
  • Mini, micro & small hydroelectric power projects (canal drop & hill based schemes).
• RENEWABLE
  • Solar photovoltaic power projects.
  • Biomass/ bagasse based co-generation projects.

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RANGE OF SERVICES AND SYSTEMs HANDLED

RANGE OF SERVICES

• Concept planning, site selection and site specific studies.
• Pre feasibility / Feasibility reports.
• Detailed Project Reports.
• Site survey, soil investigation, EIA / EMP studies, infrastructure planning.
• Assistance in obtaining TOR, MOEF clearance and other project related clearances.
• Basic engineering including selection & sizing of main plant & equipment and balance of plant (BOP) equipment.
• Procurement services, including preparation of tender specification, evaluation of bids, recommendation and assistance in preparation of contract.
• Detailed engineering services of systems / equipment.
• Field Quality checks.
• Piping engineering.
• Project management & site supervision services.
• Inspection & expediting services.
• Commissioning & post commissioning assistance.
• Owner’s Engineer services.
• RLA & LE Studies and RM&U recommendation.
• Implementation consultancy for RM&U schemes.
• Asset evaluation.
• Lender’s engineering services.
• Assistance in formation of JV Company and transaction advisory services.
• Measurement preparation of study report of emission parameters and specific water consumption for thermal power plants. Implementation consultancy for De-SOx, De-NOx and advanced water treatment systems.
• Technical due diligence of power plants.
• Third party delay analysis.
• Balance work evaluation.

 

SYSTEMS HANDLED

MECON has in house expertise in providing seamless design and engineering services for main power plant facilities as well as for entire balance of plant (BOP) facilities. MECON’s expertises in handling of various systems are indicated as below:

A.  THERMAL POWER PLANT

• Main Plant equipment & system including boilers, turbines, fuels (solid/liquid/gaseous) handling & feeding systems, condensate & feed water systems, draft system, flue gas cleaning system, including PM, SOx, NOx & Hg removal systems etc.
• Raw water intake system including intake well / diversion weir, raw water pumping system, raw water storage, etc.
• Water treatment plant including Pre-Treatment (including desalination plant), Post-Treatment and Advanced Water Treatment facilities (membrane processes- reverse osmosis & ultra filtration) including zero liquid discharge system.
• Cooling water system (once through and closed loop cycle) including cooling water pump house and cooling towers (natural draft, induced draft).
• Service water & drinking water system.
• Fire fighting system (water based & gas based).
• Fire detection & alarm system.
• Coal handling system including railway track, stacking and reclaiming, crushing system, conveying system, etc.
• Ash handling system including wet, dry (pneumatic conveying), HCSD, ash pond and ash water recovery system.
• Fuel oil system including unloading, storage and handling system.
• Air conditioning & ventilation System including centralized / window air conditioning system, plenum ventilation, exhaust ventilation, air washing units, etc.
• Handling & hoisting facilities including cranes, hoists, lifts, etc.
• Chimney (RCC/Steel, single/multi flue).
• Civil, structural and architectural design

B. HYDEL POWER PLANT

• Water conductor system.
• Power house civil works.
• Turbine, generator and other mechanical equipment / system.
• Hydro mechanical equipment covering the following systems:
• Head race - power canal, tunnel, surge tank, penstock, etc.
• Tail race - channel, tunnel, etc.
• Power house building.
• Equipment foundation.
• Turbine (Francis, Kaplan, Pelton wheel).
• Generator.
• Inlet valves (butter fly / shut off  & rotary valve).
• Governing system.
• Excitation system.
• Lubrication oil system.
• Cooling water system.
• Drainage / Dewatering system.
• Compressed air system.
• Fire detection and fire fighting system.
• Gates (intake gate, draft tube gate, spillway gates, etc.).
• Hoists & cranes (EOT crane, gantry crane, etc.).

 

C. POWER PLANT ELECTRICS, CONTROL & INSTRUMENTATION AND OTHER FACILITIES

• Electrics

Complete “Power Plant Electrics” including control, monitoring, protection, metering, interlocking and automation of the following:

• Generator, turbine, boiler and their associated systems & auxiliaries.
• Electrical power generation, distribution and evacuation system/ equipment including switchgears, transformers, bus ducts, etc.
• EHV Switchyard and SCADA.
• GIS Switchyard.
• HV/LV Substations.
• Shop Electrics including MCC and drive control/ automation & VFD.
• Balance of Plant electrics.
• Cable engineering, earthing and lightning protection.
• UPS system.
• DC System.
• DG Sets.
• Plant illumination system.
• Construction power supply system.
• Power factor compensation system.
• Power system studies.

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• Control & Instrumentation (C&I)
• State-of- the-art DDCMIS.
• Micro processor based PLC system.
• Electronic / microprocessor based field instrument.
• Analyzers e.g.  SWAS, CEMS.
• Layout and cable engineering.
• Various control system including BMS/FSSS, ATRS, TSE, EHTC etc.
• Turbine supervisory instrumentation.

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• Security & Surveillance System
• Computerized access control systems
• Close circuit television surveillance
• Passive fence and perimeter security
• Buried cable sensors etc.

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• Communication Engineering
• Plant telecommunication system including EPABX, LSTB, PLCC etc.
• High speed fiber optics local area network system.

 

• Environmental Engineering
• Well established environmental engineering department comprising of multi disciplinary engineers and scientist.
• Fully equipped environmental laboratory facilities accredited by NABED are engaged in environmental monitoring and EIA/ EMP studies.
• NABED accredited lab.

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KEY RECOGNITIONS IN POWER SECTOR

• Well known remnant life assessment organization by Central Boilers Board
• Possesses CPCB certified in house laboratory
• Possesses BEE certified energy auditors

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MAJOR COMPLETED PROJECTS

• THERMAL

Detailed Engineering & Consultancy

• 2 X 500 MW Thermal Power Plant for NLC, Tamilnadu Power Ltd at Tuticorin.
• 558 MW Combined Cycle Power Plant for Jindal Steel– Bolivia (upto finalization of TS).
• 1 x 300 MW Captive Power Plant for JSW Steel Ltd. at Torangallu.
•  2 x 120 Expansion of Captive Power Plant of NALCO at Angul.
•  2 x 210 MW of TPS-1 expansion of Neyveli Lignite Corporation at Neyveli.
•  2 x 25 MW gas turbine based co-generation plant (Naphtha/ HSD fired) for Hindustan   Petroleum Corporation, Ltd. at Vizag.
•  200 t/h steam generator & 19.5 MW BPTG for NALCO at Damanjodi.
• 300 t/h Steam generator & 36 MW BPTG for BPSCL at Bokaro.
• 110 MW Power plant  for Bhushan Steel & Strips Ltd. in Orissa.
• 20.6 MW Waste heat recovery based NEDO Model Project for RINL at Vizag.
• 62 MW Co-generation & CCPP for NINL at Duburi.
• Replacement of high pressure feed water pipelines in PBS-I of BSP.

Feasibility Reports / Detailed Project Reports

• 2 X 660 MW TPP in Jharkhand linked to Mourya Coal Block for PFCCL.
• 4800 MW CCPP in Bayelsa State, Nigeria.
• 4 X 800 MW Supercritical Power Plant in Chhatisgarh for CSEB.
• 700/600 MW Refinery Residue based IGCC project for IOCL at Haldia
• 2 x 500 MW DSTPS for DVC at Durgapur, Ramgarh and Raghunathpur.
• 2 x 300 MW (+ 20%) TPS for Bokaro Power Supply Co. Ltd. at Bokaro.
• 2 X 500 MW TPP for JSEB at Chandil.
• 2 X 125 MW Lignite based Power Station at Barsingsar, Rajasthan for NLC.
• 2 X 210 MW Coal based Valley TPS for OPGC.
• 3 x 660 MW TPP at Gumla for Moserbaer Power & Infra Ltd.
• 2 x 660 MW TPP at Sahibganj for Videocon Industries Ltd.
• 3x660 MW TPP at Bokaro for Divine Power & Mining Corp. Ltd.
• 2 X 660 MW TPP for Dalmia Power Ltd. at Deoghar.
• 2 X 660 MW TPP each at Patratu & Godda for Jindal Power Ltd.
• 5 X 660 MW TPP at Bokaro for India Power Corp. Ltd.
• 2x500 MW TPP at Korba (south) for CSEB.

RLA, LES, RM&U Services

1. Boiler, Turbine and Generator
   • 1x100 MW Unit of OBRA TPS for UPRVUNL.
   • 2x120 MW Amarkantak TPS of MPEB (Complete Plant) for Ansaldo.
   • 2x120 MW Boilers of Korba East TPS of MPEB for BHEL.
   • 2x67.5 MW Boilers of Balco CPP for NTPC.
   • 1x50 MW Unit of Harduaganj TPS of UPRVUNL.
2. BOP & Electrics
   • 2x120 MW Korba (East) TPS of CSEB.
   • 3x120 MW TPP for DVC, Chandrapura.
   • 2x120 MW Ukai TPS of GEB.
   • 2x120 MW Gandhinagar TPS, of GEB.
3. Retainer Consultancy for R&M
   • 3x210 MW Tuticorin TPS of TNEB.
   • 4x50 MW, 2x100 MW & 4x110 MW units of PTPS, Jharkhand.
   • 3x62.5, 1x60 MW TPS for IPGENCO, New Delhi.
   • 5x50, 3x100 and 5x200 MW Obra A& B TPS of UPRVUNL.

 

• HYDEL

Turnkey Execution

• Turnkey execution of Civil & Hydro-Mechanical Work of 3 X 4 MW Serlui-B SHP at Mizoram for P&E Department , Govt of Mizoram

​Consultancy Services

• Consultancy for pre award services for Renovation & Modernisation of unit 3 (24 MW) of Chiplima Power House of OHPC
• Consultancy for pre award services for Renovation & Modernization of  6 x 60 MW of Balimela Power House of OHPC
• Consultancy for pre award services for RMU of units 5 & 6(2x37.5 MW) of Hirakud Power House- I, Burla for OHPC
• Consultancy for  Detailed Survey & Investigation of Small Hydel Power Projects in Jharkhand for JREDA    
• Detailed Engineering Consultancy services for RMU of units 3 & 4 (2x24 MW) of Hirakud Power House- I, Burla for OHPC
• Asset Evaluation for 5 Hydel Power Projects of OHPC
• EIA/EMP Studies for  Subansiri Upper Dam Project In Arunachal Pradesh for NHPC
• Detailed Engg. consultancy for 850 kw Kerala Mini Hydel Project of CSEB
• RMU & LE (3 x 9 MW), Augmentation Studies (1 x 9 MW for stage I  & 1 x 4 MW for stage II) and Preparation of DPR, TS and Implementation Consultancy for Jaldhaka Hydro-Electric Project of WBSEB

Feasibility Reports / Detailed Project Reports

• Review of DPR of 3x20 MW Matnar HPP of CSEB
• PFR of Kanhar Hydel Project of 2 x 25 MW of CSEB
• Review of DPR of 3x16 MW Saurashtra Branch Canal SHPS Of SSNNL
• DPR for Small Hydel Projects  At 7 RDS Of Gandak Canal for BHPC
• Feasibility Report and DPR for Small Hydel Project of SASE
• Survey and Investigation of 8 Small Hydel Project Sites of BHPC
• Pre-Feasibility Reports of 22 Small Hydel Sites in Jharkhand for JREDA
• DPR of Mandira HEP of GEDCOL, Odisha.

 Special Report

• Preparation of Road Map for providing 24x7 Power for ALL (PFA) in various State and UTs of India for Pkg-1.

 

• RENEWABLE ENERGY
  • Drawing, Document verification and approval/ Certification of 4 MW (AC) Grid Connected Midhani Solar Power Plant, Hyderabad.
  • Detailed Engineering Consultancy including Project Management services for Solar PV system for GAIL pipelines.
  • Preparation of Project Report for Setting up of 1 MW OTEC Plant at Lakshwadeep Island for DNES (Now MNRE), GOI.
  • Preparation of Status Report on Global Wave Energy for MNRE.
  • Owner’s Engineer Services to Godavari Sugar Mills Limited, Karnataka for setting up 24 MW Bagasse Based Co-Generation Power Plant.
  • Preparation of TEFR for Biomass Based Project (1x 1.5 MW & 1 x 8 MW) including Biomass Survey for MOIL, Nagpur.
  • Pre-Award Consultancy Services for Solar Lantern program, RVE program of Jharkhand through Solar PV for JREDA.

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MAJOR ONGOING PROJECTS

•  THERMAL

Detailed Engineering & Consultancy

• 1 x 250 MW Coal Based TPP at Rourkela for NSPCL.
• 1 x 250 MW CFBC Power Plant at Bithnok for NLC.
• 1 x 250 MW CFBC Power Plant at Barsingsar for NLC.
• 20 MW to 100 MW capacity power plants for SAIL-ISP, SAIL-RSP, SAIL-BSP, NMDC, RINL, Vizag.
• RLA Study for 3x10 MW Chinakuri Thermal Power Plant for ECL.
• Third party delay analysis for BTG & BOP packages for 1x500 MW  Khaparkheda TPP of MSPGCL.
• Balance work evaluation and delay analysis of 2x500 MW TPP at Chandrapur for MSPGCL.
• Third party delay analysis and assessment of balance work including supply, change in specification and mandatory spares status of 3x660 MW TPP at Koradi for MSPGCL.
• Balance work evaluation and third party delay analysis of 1X250 MW TPP at Parli for MSPGCL.
• Engineering Services for replacement of 100 ata & 39 ata  steam pipelines at Bokaro for BPSCL.
• Consultancy services to carry out measurement, study report, selection of technology, preparation of TS, assistance in selection of technology, approval of drawing pertaining to air pollution control and specific energy consumption as per MoEF & CC norms for the following TPPs of NLC.
1. TPS-I Expansion (2x210 MW) at Neyveli.
2. TPS-II (7x210 MW) at Neyveli.
3. TPS-II, Expansion (2x250 MW) at Neyveli.
4. Barsingsar TPS (2x125 MW CFBC Based) in Rajasthan.
• HYDEL
• RLA & Uprating of 1 x 12 MW Moyar HE Power Project in TN.
• RLA & Uprating of 1 x 60 MW Kodayar HE Power Project in TN.
• RENEWABLE
• 2 MWp Rooftop based Solar PV Power Plant at Bokaro for Bokaro Power Supply Co. Ltd.
• 20 MW (AC) Solar PV Power Plant at Bokaro for Bokaro Power Supply Co. Ltd.