Conventional power plants - Project examples
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Burkina Faso - Fada N'Gourma Thermal Power Station
The project consists in the expansion of the production capacity of the Fada N'Gourma by in-stalling two new diesel generators (HFO) with an exploitable capacity of between 3.75 and 4.5 MW each.
intec's services
- Coordination, supervision and management of the contract
- Technical control of designs
- Factory acceptance testing
- Supervision of works execution on site
- Supervision of completion of works and commissioning
- Reporting
Client
Société Nationale d'Electricité du Burkina (SONABEL)Financing
World BankPeriod of implementation
2/2017 - 5/2019 -
Mauritania - Development of the Eastern Zone Electricity Systems
The project included studies and works supervision services for the following technical measures:
- Construction of hybrid thermal power plants (PV) with related energy storage:
Néma Power Plant: 4 MW diesel, 2 MW solar PV, 500 kW energy storage,
Adel Bagrou Power Plant: 2 MW diesel, 1 MW solar PV, 250 kW energy storage.- Construction of 15, 33, 90 and 225 kV lines:
Centre line Néma - Achemim - Derouich Water Catchment Area (126 km line and MV/LV substations)
Centre line Néma - Amourj - Adel Bagrou - Boghle Water Catchment Area (3 lines with a total length of 255 km, and HV/LV substations)
Centre line Néma - Timbédra (170 km line and HV/LV substations)
Centre line Aioun - Doueirare (35 km line and HV/LV substations)- Reinforcement and development of new electricity distribution networks (0.4 - 33 kV).
intec's services
Phase 1: Studies and Assistance to the Client
- Execution of detailed engineering
- Execution of detailed design
- Establishment of tender documents
- Assistance to SOMELEC during the procurement phase, from tender launch to conclusion of the contracts with the Contractors
- Environmental and social impact assessment
Phase 2: Monitoring and Supervision of Works
- Monitoring of the implementation studies
Monitoring of equipment manufacturing
Participation in testing and factory acceptance tests (FATs)
Supervision and control of works
Monitoring the training of SOMELEC's staff
Client
SOMELECFinancing
Mauritanian GovernmentPeriod of implementation
03.2013 - 12.2018 -
Mongolia - New Turbine for Darkhan Thermal Power Plant (DTPP)
The existing Darkhan Thermal Power Plant is a coal-fired steam power plant with a total capacity of 50 MW. Its sole purpose is to supply electricity, process steam and heat to surrounding industrial consumers and to the city of Darkhan. It comprises of the following installations:
- Nine boilers, each with a capacity of 75 t/h at 440ºC and 39 barat
- Four extraction steam turbines each with a capacity of 12 MWel
- An associated auxiliary and ancillary plant
The project comprises consulting services for:
- Erecting a new turbine house and control room
- The supply and installation of a new 35 MWe extraction condensing turbine
- The supply and installation of related steam turbine instrumentation and control
- The supply and installation of high-pressure and cooling water pipelines, a new cooling tower, and of electrical equipment for the 0.4, 6, 35 and 110 kV systems of the plant
- The supply and installation of two new 40 MVA transformers
intec's services
- Preparation of the project
- Elaboration of tender documents
- Assistance in bid evaluation and evaluation reports
- Assistance in contract negotiations and contract award
- Assistance in checking and approval of Contractor's drawings and specifications
- Assistance in the coordination and supervision of site activities, commissioning activities, including QA and QC procedures, good quality of erecting works, eventual insurance issues
- Organisation of as-built drawings and operation & maintenance manuals
- Checking and approval of suppliers' invoices
- Support to the Client to put the project back on track after the underperformance of one EPC contractor (termination of contract procedure, procurement process for mising equipment and installation works, site supervision and project closure).
Client
Darkhan Thermal Power Plant (DTPP)Financing
Kreditanstalt für Wiederaufbau (KfW)Period of implementation
6.10.2009 - 13.7.2018
Burkina Faso - Fada N'Gourma Thermal Power Station
The project consists in the expansion of the production capacity of the Fada N'Gourma by in-stalling two new diesel generators (HFO) with an exploitable capacity of between 3.75 and 4.5 MW each.
intec's services
- Coordination, supervision and management of the contract
- Technical control of designs
- Factory acceptance testing
- Supervision of works execution on site
- Supervision of completion of works and commissioning
- Reporting
Client
Société Nationale d'Electricité du Burkina (SONABEL)Financing
World BankPeriod of implementation
2/2017 - 5/2019Mauritania - Development of the Eastern Zone Electricity Systems
The project included studies and works supervision services for the following technical measures:
- Construction of hybrid thermal power plants (PV) with related energy storage:
Néma Power Plant: 4 MW diesel, 2 MW solar PV, 500 kW energy storage,
Adel Bagrou Power Plant: 2 MW diesel, 1 MW solar PV, 250 kW energy storage.
- Construction of 15, 33, 90 and 225 kV lines:
Centre line Néma - Achemim - Derouich Water Catchment Area (126 km line and MV/LV substations)
Centre line Néma - Amourj - Adel Bagrou - Boghle Water Catchment Area (3 lines with a total length of 255 km, and HV/LV substations)
Centre line Néma - Timbédra (170 km line and HV/LV substations)
Centre line Aioun - Doueirare (35 km line and HV/LV substations)
- Reinforcement and development of new electricity distribution networks (0.4 - 33 kV).
intec's services
Phase 1: Studies and Assistance to the Client
- Execution of detailed engineering
- Execution of detailed design
- Establishment of tender documents
- Assistance to SOMELEC during the procurement phase, from tender launch to conclusion of the contracts with the Contractors
- Environmental and social impact assessment
Phase 2: Monitoring and Supervision of Works
- Monitoring of the implementation studies
Monitoring of equipment manufacturing
Participation in testing and factory acceptance tests (FATs)
Supervision and control of works
Monitoring the training of SOMELEC's staff
Client
SOMELECFinancing
Mauritanian GovernmentPeriod of implementation
03.2013 - 12.2018Mongolia - New Turbine for Darkhan Thermal Power Plant (DTPP)
The existing Darkhan Thermal Power Plant is a coal-fired steam power plant with a total capacity of 50 MW. Its sole purpose is to supply electricity, process steam and heat to surrounding industrial consumers and to the city of Darkhan. It comprises of the following installations:
- Nine boilers, each with a capacity of 75 t/h at 440ºC and 39 barat
- Four extraction steam turbines each with a capacity of 12 MWel
- An associated auxiliary and ancillary plant
The project comprises consulting services for:
- Erecting a new turbine house and control room
- The supply and installation of a new 35 MWe extraction condensing turbine
- The supply and installation of related steam turbine instrumentation and control
- The supply and installation of high-pressure and cooling water pipelines, a new cooling tower, and of electrical equipment for the 0.4, 6, 35 and 110 kV systems of the plant
- The supply and installation of two new 40 MVA transformers
intec's services
- Preparation of the project
- Elaboration of tender documents
- Assistance in bid evaluation and evaluation reports
- Assistance in contract negotiations and contract award
- Assistance in checking and approval of Contractor's drawings and specifications
- Assistance in the coordination and supervision of site activities, commissioning activities, including QA and QC procedures, good quality of erecting works, eventual insurance issues
- Organisation of as-built drawings and operation & maintenance manuals
- Checking and approval of suppliers' invoices
- Support to the Client to put the project back on track after the underperformance of one EPC contractor (termination of contract procedure, procurement process for mising equipment and installation works, site supervision and project closure).
Client
Darkhan Thermal Power Plant (DTPP)Financing
Kreditanstalt für Wiederaufbau (KfW)Period of implementation
6.10.2009 - 13.7.2018-
Niger - PV Hybridization of Diesel-Based Mini-Grids in Niger
The Government of Niger has been striving to increase electricity access and has set an ambitious goal of increasing the access rate to 60% by 2027. The objective of this assignment is to conduct the feasibility study of the hybridization with PV and expansion of access to electricity of several existing diesel-based isolated grids throughout Niger and managed by NIGELEC.
intec's services
- Georeferencing and analysis (GIS) of mini grids managed by NIGELEC
- Analysis of hybridization options and potential for grid expansion and access increase of access to electricity
- Elaboration of pre-feasibility study of the selected isolated grids
- Mid-term workshop to select final set for feasibility studies
- Site visit to each of the selected isolated grids at the feasibility stage, including demand assessment
- Elaboration of feasibility study of the selected isolated grids
- Training with national stakeholders
Client
World BankFinancing
World BankPeriod of implementation
02.11.2016 - 30.06.2018 -
Mauritania - Solar Energy-Based Rural Electrification in the Aftout Elchargui Region
The Mauritanian Government initiated a national strategy to provide universal access to basic services (water, energy, telecommunication) in rural and suburban areas. In this context, the Government received a loan from the Islamic Development Bank and the OPEC Fund for International Development (OFID) for the implementation of strategic investments in electricity infrastructure, one of the components being consultancy services for project supervision. The project includes mainly:
- the procurement and installation of (i) one solar PV plant with an estimated capacity of 2.6 MWc and storage, (ii) a diesel back-up system to complement the electricity production (2 diesel gensets), and the optimisation of the envisaged electricity production as per the prevailing conditions
- the construction of approx. 270 km of HV transmission networks and approx. 60 km of LV distribution networks as well as approx. 6,000 consumer connections
intec's services
Mission 1: Detailed technical studies, including environmental and social impact studies for the equipment which is divided into 3 lots (power plants and their optimisation, HV networks, LV networks): Elaboration of preliminary design and detailed design for the chosen options, including technical specifications and dimensioning, engineering, functional specifications for the equipment, soil investigations, topography, BoQ etc., and elaboration of tender documents.
Mission 2: Support to the Employer during tendering: Site visits with the Bidders, reply to Bidders' queries, bid evaluation and support to the Employer during contract negotiations for the EPC contracts.
Mission 3: Technical control and supervision of works: Management of the implementation works, scheduling and steering of site works, and assistance during acceptance operations.
Client
Agence de Promotion de l'Accès Universel aux Services (APAUS)Financing
Islamic Development Bank (IDB)Period of implementation
2016 - 2018 -
Mauritania - 50 MW Thermal Power Plant in Zouerate
SNIM (Société Nationale Industrielle et Minière) is a company that extracts the iron ore deposits around the mining city Zouerate, located in the Tiris Zemour region in the north of Mauritania. In order to cover its short-term electricity demand, M/s. SNIM commissioned TRACTEBEL ENGINEERING S.A. to carry out a feasibility study for a 50 MW thermal power plant in the city of Zouerate. The study on the generation units shall evaluate the following two variants:
- Conventional heavy fuel oil-fired generation units
- Dual fuel generation units running on heavy fuel oil and natural gas
Parts of the tasks under this feasibility study have been subcontracted to intec.
intec's services
intec contributed to the following tasks:
Phase 1: Analysis of the SNIM's electricity demand in the short, medium and long term, and definition of a medium and short-term supply strategy
- Site visit and data collection plus assessment of existing studies
- Demand analysis and energy balance
Phase 2: Study of the technology variants and dimensioning of production units (preliminary design)
- Analysis of advantages and disadvantages of each variant
- Proposal for a choice of technology and its justification
- Optimisation of generator unit dimensioning and cost estimates
Phase 3: Feasibility study for the chosen variant
- Site selection and climatic conditions
- Optimisation of nominal capacity of the single production units and determination of principal technical specifications
- Stability and operation analysis of SNIM's electricity network
- Analysis of the project’s technical and economic feasibility
- Environmental and Social Impact Assessment (ESIA)
- Geotechnical survey and laboratory analyses
- Detailed design study and elaboration of tender documents
Client
TRACTEBEL ENGINEERING S.A.Financing
TRACTEBEL ENGINEERING S.A.Period of implementation
08.2013 - 07.2016
Niger - PV Hybridization of Diesel-Based Mini-Grids in Niger
The Government of Niger has been striving to increase electricity access and has set an ambitious goal of increasing the access rate to 60% by 2027. The objective of this assignment is to conduct the feasibility study of the hybridization with PV and expansion of access to electricity of several existing diesel-based isolated grids throughout Niger and managed by NIGELEC.
intec's services
- Georeferencing and analysis (GIS) of mini grids managed by NIGELEC
- Analysis of hybridization options and potential for grid expansion and access increase of access to electricity
- Elaboration of pre-feasibility study of the selected isolated grids
- Mid-term workshop to select final set for feasibility studies
- Site visit to each of the selected isolated grids at the feasibility stage, including demand assessment
- Elaboration of feasibility study of the selected isolated grids
- Training with national stakeholders
Client
World BankFinancing
World BankPeriod of implementation
02.11.2016 - 30.06.2018Mauritania - Solar Energy-Based Rural Electrification in the Aftout Elchargui Region
The Mauritanian Government initiated a national strategy to provide universal access to basic services (water, energy, telecommunication) in rural and suburban areas. In this context, the Government received a loan from the Islamic Development Bank and the OPEC Fund for International Development (OFID) for the implementation of strategic investments in electricity infrastructure, one of the components being consultancy services for project supervision. The project includes mainly:
- the procurement and installation of (i) one solar PV plant with an estimated capacity of 2.6 MWc and storage, (ii) a diesel back-up system to complement the electricity production (2 diesel gensets), and the optimisation of the envisaged electricity production as per the prevailing conditions
- the construction of approx. 270 km of HV transmission networks and approx. 60 km of LV distribution networks as well as approx. 6,000 consumer connections
intec's services
Mission 1: Detailed technical studies, including environmental and social impact studies for the equipment which is divided into 3 lots (power plants and their optimisation, HV networks, LV networks): Elaboration of preliminary design and detailed design for the chosen options, including technical specifications and dimensioning, engineering, functional specifications for the equipment, soil investigations, topography, BoQ etc., and elaboration of tender documents.
Mission 2: Support to the Employer during tendering: Site visits with the Bidders, reply to Bidders' queries, bid evaluation and support to the Employer during contract negotiations for the EPC contracts.
Mission 3: Technical control and supervision of works: Management of the implementation works, scheduling and steering of site works, and assistance during acceptance operations.
Client
Agence de Promotion de l'Accès Universel aux Services (APAUS)Financing
Islamic Development Bank (IDB)Period of implementation
2016 - 2018Mauritania - 50 MW Thermal Power Plant in Zouerate
SNIM (Société Nationale Industrielle et Minière) is a company that extracts the iron ore deposits around the mining city Zouerate, located in the Tiris Zemour region in the north of Mauritania. In order to cover its short-term electricity demand, M/s. SNIM commissioned TRACTEBEL ENGINEERING S.A. to carry out a feasibility study for a 50 MW thermal power plant in the city of Zouerate. The study on the generation units shall evaluate the following two variants:
- Conventional heavy fuel oil-fired generation units
- Dual fuel generation units running on heavy fuel oil and natural gas
Parts of the tasks under this feasibility study have been subcontracted to intec.
intec's services
intec contributed to the following tasks:
Phase 1: Analysis of the SNIM's electricity demand in the short, medium and long term, and definition of a medium and short-term supply strategy
- Site visit and data collection plus assessment of existing studies
- Demand analysis and energy balance
Phase 2: Study of the technology variants and dimensioning of production units (preliminary design)
- Analysis of advantages and disadvantages of each variant
- Proposal for a choice of technology and its justification
- Optimisation of generator unit dimensioning and cost estimates
Phase 3: Feasibility study for the chosen variant
- Site selection and climatic conditions
- Optimisation of nominal capacity of the single production units and determination of principal technical specifications
- Stability and operation analysis of SNIM's electricity network
- Analysis of the project’s technical and economic feasibility
- Environmental and Social Impact Assessment (ESIA)
- Geotechnical survey and laboratory analyses
- Detailed design study and elaboration of tender documents
Client
TRACTEBEL ENGINEERING S.A.Financing
TRACTEBEL ENGINEERING S.A.Period of implementation
08.2013 - 07.2016-
Mauritania - Construction of a 120 (180) MW dual-fuel power plant in Nouakchott
The state-owned utility SOMELEC is currently constructing a new power plant in Nouakchott to answer the steadily increasing power demand in the city and eventually in the national and international grid. This power plant, in its initial phase, had a capacity of 120 MW (8 x 15 MW dual-fuel gen sets, operated either with HFO or gas). In the second phase, the plant is currently extended to 180 MW capacity by adding a further four gen sets.
intec's services
- Choice of site for the power plant
- Review of the existing design report and preparation of tender documents
- Assistance to SOMELEC during tendering, tender evaluation, contract negotiation and contract conclusion
- Follow-up, coordination and control of design studies and manufacturing
- Supervision, monitoring and coordination of site works
- Verification of equipment lists
- Implementation of the training plan for the future operating personnel
- Preparation of tender documents for the power plant access road, follow-up, coordination and control of construction.
Client
SOMELEC - Mauritanian Electricity CompanyFinancing
Arab Fund for Economic and Social DevelopmentPeriod of implementation
08.2011 - 06.2017 -
Mauritania - Construction of Solar Hybrid Systems with 16.6 MW Solar Capacity
MASDAR is developing various small and large-scale solar and wind projects in the Pacific and other regions of the world and sourced a pool of experts to support the engineering and project management team. These support tasks are contracted separately in the form of so-called Work Orders (WO). They include feasibility studies, conceptual designs, preparation of tender documents, evaluation of bids and on- and off-site project management.
Under the current work order, all together eight hybrid systems in the range up to several MW per site and with at total solar capacity of 16.6 MW (range from 1 to 3.4 MW) will be implemented under an EPC approach. Each power plant consists of solar PV, controller, and diesel generator.
intec's services
- Tasks of the "owner's representative", including coordination between the Mauritanian Electricity Company and the EPC contractor
- Design review
- Review of project execution plan
- Inspection of project construction works including QA and QC;
- Review of payment milestones
- Inspection of works' progress
- QHSE audit on all sites and submission of related report
Client
Abu Dhabi Future Energy Company PJSC - MASDARFinancing
MASDARPeriod of implementation
01.2016 - 06.2017 -
Lithuania - Transfer-Back Inspection of Heating Installations in Vilnius
The project is part of a transfer-back of heating installations in the framework of a leasing procedure. It aims at establishing the technical conditions of the leased facilities that were used for district heating in Vilnius city.
These facilities include inter alia:- Steam and water heating boilers, including fuel system, pressure vessels, pipelines, turbines, preparation and supply system for chemically treated and feed water, condensate collection systems, pressurised air systems, flue gas treatment and ash removal systems, consumer heat meters, etc.
- Electricity generators and transformers, including distribution equipment, electric motors, etc.
- Infrastructure equipment: lifting equipment, railway infrastructure, heat supply networks, etc.
- Real estate (building and engineering structures)
- Information and telecommunication systems and data (software, hardware, etc.)
intec's services
Establishment of the technical condition by means of:
- Visual inspection of facilities
- Inspection of facilities in operation and tests of system functioning
- Identification of maintenance and repair works carried out during the last 5 years
Drawing-up of a report on that condition.
Client
UAB "Vilniaus energija", VEOLIA Environnement, AB "Vilniaus silumos tinklai", Vilnius City MunicipalityFinancing
UAB "Vilniaus energija", VEOLIA Environnement, AB "Vilniaus silumos tinklai", Vilnius City MunicipalityPeriod of implementation
01.2017 - 03.2017
Mauritania - Construction of a 120 (180) MW dual-fuel power plant in Nouakchott
The state-owned utility SOMELEC is currently constructing a new power plant in Nouakchott to answer the steadily increasing power demand in the city and eventually in the national and international grid. This power plant, in its initial phase, had a capacity of 120 MW (8 x 15 MW dual-fuel gen sets, operated either with HFO or gas). In the second phase, the plant is currently extended to 180 MW capacity by adding a further four gen sets.
intec's services
- Choice of site for the power plant
- Review of the existing design report and preparation of tender documents
- Assistance to SOMELEC during tendering, tender evaluation, contract negotiation and contract conclusion
- Follow-up, coordination and control of design studies and manufacturing
- Supervision, monitoring and coordination of site works
- Verification of equipment lists
- Implementation of the training plan for the future operating personnel
- Preparation of tender documents for the power plant access road, follow-up, coordination and control of construction.
Client
SOMELEC - Mauritanian Electricity CompanyFinancing
Arab Fund for Economic and Social DevelopmentPeriod of implementation
08.2011 - 06.2017Mauritania - Construction of Solar Hybrid Systems with 16.6 MW Solar Capacity
MASDAR is developing various small and large-scale solar and wind projects in the Pacific and other regions of the world and sourced a pool of experts to support the engineering and project management team. These support tasks are contracted separately in the form of so-called Work Orders (WO). They include feasibility studies, conceptual designs, preparation of tender documents, evaluation of bids and on- and off-site project management.
Under the current work order, all together eight hybrid systems in the range up to several MW per site and with at total solar capacity of 16.6 MW (range from 1 to 3.4 MW) will be implemented under an EPC approach. Each power plant consists of solar PV, controller, and diesel generator.
intec's services
- Tasks of the "owner's representative", including coordination between the Mauritanian Electricity Company and the EPC contractor
- Design review
- Review of project execution plan
- Inspection of project construction works including QA and QC;
- Review of payment milestones
- Inspection of works' progress
- QHSE audit on all sites and submission of related report
Client
Abu Dhabi Future Energy Company PJSC - MASDARFinancing
MASDARPeriod of implementation
01.2016 - 06.2017Lithuania - Transfer-Back Inspection of Heating Installations in Vilnius
The project is part of a transfer-back of heating installations in the framework of a leasing procedure. It aims at establishing the technical conditions of the leased facilities that were used for district heating in Vilnius city.
These facilities include inter alia:
- Steam and water heating boilers, including fuel system, pressure vessels, pipelines, turbines, preparation and supply system for chemically treated and feed water, condensate collection systems, pressurised air systems, flue gas treatment and ash removal systems, consumer heat meters, etc.
- Electricity generators and transformers, including distribution equipment, electric motors, etc.
- Infrastructure equipment: lifting equipment, railway infrastructure, heat supply networks, etc.
- Real estate (building and engineering structures)
- Information and telecommunication systems and data (software, hardware, etc.)
intec's services
Establishment of the technical condition by means of:
- Visual inspection of facilities
- Inspection of facilities in operation and tests of system functioning
- Identification of maintenance and repair works carried out during the last 5 years
Drawing-up of a report on that condition.