csp algeria.pdf

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SOLARTHERMAL POWER GENERATIONSOLARTHERMAL POWER GENERATION

Potential in AlgeriaPotential in Algeria&&

Hassi RHassi R’’Mel Mel ProjectProject

Dipl.Dipl.--Ing. Harald KaschubeIng. Harald KaschubeRenewable Energy Department Renewable Energy Department Lahmeyer International GmbHLahmeyer International GmbH

SolarEnergy 2008 SolarEnergy 2008 –– Weltmesse fWeltmesse füür Erneuerbare r Erneuerbare EnergienEnergien

BerlinBerlin

Concentrating Solar Power in Algeria – Hassi R’mel ProjectLa

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Lahmeyer International CSP Technology Potential in Algeria Hassi R’Mel Project Outlook 2

ContentContent

Basics on Concentrating Solar Power - CSPCSP Potential in AlgeriaThe Hassi R’Mel ProjectOutlook


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CSP requires Direct RadiationCSP requires Direct Radiation

CSP Technology

DIRECTDIRECT DIFFUSEDDIFFUSED

RADIATIONRADIATION


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Lahmeyer International CSP Technology Potential in Algeria Hassi R’Mel Project Outlook 4CSP Technology

CSP Technology, TypesCSP Technology, Types

Tower Dish Trough


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ComponentsComponents

CSP Technology


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REHEATER

SOLAR FIELD

FOSSIL FUEL

HEATER

HEA

T TR

AN

SFER

FLU

ID(H

TF)

STEA

MH

EATE

RS

CONDENSER

TURBINE &GENERATOR

STEAM

Parabolic TroughParabolic Trough SPP, SchemeSPP, Scheme


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World Map of Direct Normal Irradiation (DNI) World Map of Direct Normal Irradiation (DNI)

CSP Potential

Legend:

orange: good conditionsDNI > 1700 kWh/m² a

red: excellent conditionsDNI > 2400 kWh/m² a

Good sites offer DNI >2400 kWh/m² a That equals 240 liters of Oil / m² a, or 1.5 barrel / m² a


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DNI, Direct Normal Irradiation DNI, Direct Normal Irradiation

Potential in Algeria


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Potential of Radiation in AlgeriaPotential of Radiation in Algeria


Desert and Flat Spaces

Easy Access to Fossil Fuels (natural gas)

Easy Access to the Grid as the petrol/gas fields are connected to

the 220 kV grids


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Lahmeyer International CSP Technology Potential in Algeria Hassi R’Mel Project Outlook 10Hassi R’Mel Project

The solar plant is located directly on the gas field to benefit from:

Gas supply

Power grid access

High Level of DNI (desert)

Hassi RHassi R’’Mel ProjectMel Project


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Promotion of Solarthermal Promotion of Solarthermal Energy in Algeria Energy in Algeria


National programme for development of renewable energy (Algerian Sustainable Energy Development Plan for 2020)

Feed-in law since March 2004(elevated tariffs for renewable power production)

Main targets :

Increase renewable electricity production to 5% of total production in 2010.

Energy export via under-sea connection cables to European markets


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Hassi R’Mel Project

Project Organisation

Project Company: Solar Power Plant 1, SPP1

- Abener 51 %

- Neal 20 %

- Sonatrach 14 %

- Cofides 15 %

EPC Contractor: UTE Abener Hassi R‘Mel Construction

Lead Bank: BEA, Banque Extérieure d‘Algérie

Technical Ass.: LI: Due Diligence, Owner‘s Engineer, Bank‘s Engineer


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Lahmeyer International CSP Technology Potential in Algeria Hassi R’Mel Project Outlook 13Hassi R’Mel Project


Main Characteristics:

First Integrated Solar Combined Cycle (ISCC) ever in the World

Total installed Power: approx. 150 MWel

Solar Field : 180‘000 m² - Solar share of about 35 MWel

Duration of Works : 33 Months

Scheduled Investment: approx. 320 Mio €


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Hassi RHassi R’’Mel Project, Mel Project, View of the SiteView of the Site


Existing Power Plant at the Site


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Hassi RHassi R’’Mel Project, Mel Project, Start of ConstructionStart of Construction



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Hassi RHassi R’’Mel ProjectMel ProjectISCC: Integrated Solar Combined CycleISCC: Integrated Solar Combined Cycle


ISCC Flow Scheme

G ~

Gas turbine

Steam turbine

Condenser

Steam540°C, 100bar

Exhaust100°C

393°C

Ele ct r ic it yt o t h e g r id

ParabolicTrough Collectors

Exhaust600°C

G ~

45°C293°C

383°C

220°C

HRSGSolar HeatExchanger

Based on fossil Combined Cycle (CC) – Gas Turbine and Steam Cycle – fired with natural gas

Steam Turbine additionally fed with solar generated steam during daytime

At night operated like conventional CC


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Lahmeyer International CSP Technology Potential in Algeria Hassi R’Mel Project Outlook

SPP1 Design

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Outlook AlgeriaOutlook Algeria

Outlook

Integration of Algeria into Mediterrean Power Grid

–Various new or retrofitted connections within close future


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Lahmeyer International CSP Technology Potential in Algeria Hassi R’Mel Project Outlook 19Outlook

Outlook TechnologyOutlook TechnologyParabolic Trough Solar PlantsParabolic Trough Solar Plants

DevelopmentsDevelopments

ISCC (will be realized in Algeria)

Direct Steam Generation in the Absorber Tubes = Direct Solar Steam, DISS

Thermal Energy Storage


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Direct Solar Steam, DISSDirect Solar Steam, DISSDirect Solar Steam (DISS) will lead to:

No more HTF neededNo more HTF / Water Heat exchangerNo more temperature limit of HTF (400°C) => higher efficiencyLess parasitic power consumption

Expected overall reduction in generation cost approx. 18 %


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Thermal Energy StorageThermal Energy Storage

Operation after sun-setBuffering out cloud passagesMore flexibility in operation (operation at peak tariff time)Smaller power block in case the solar field size is fixed

! Additional Investment


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Thermal Energy StorageThermal Energy Storage

Technical Options:

Direct storing of the Heat Transfer Fluid, HTF (SEGS I)

Block of Concrete (DLR experiments at the PSA)

Molten Salt Storage (planned for the plants ANDASOL 1 & 2 in Spain)


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Thank you for your kind attention.Thank you for your kind attention.

Dipl.Ing. Harald Kaschube

Renewable Energy Department GE5Lahmeyer International GmbH

[email protected]

csp algeria.pdf

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