Innovation in Power Plants Dimitry Perel, E O IP Sales, SIL dimitry Innovation in Power Plants Dimitry Perel, E O IP Sales, SIL dimitry.perel@siemens.com October 2013 2013

Trends in Gas Power Plants 2013

High availability and reliability Trends in Gas Power Plants High efficiency High availability and reliability Environmental impact - low emissions level Fast start up time, high responsiveness “Peaking” trend 2013

Supplementary systems cost (BOP) Civil works cost OPEX Fuel cost Gas Power Plants – main cost components CAPEX Permitting Engineering Main equipment cost Supplementary systems cost (BOP) Civil works cost OPEX Fuel cost Scheduled maintenance cost Routine maintenance cost (water/lube oil etc…) Outages 2013

Dry Low Emission (DLE) Combustion System 2013

Dry Low Emission (DLE) Combustion System Customer Requirements Gas turbines with low NOX emissions Maintaining low carbon monoxide (CO) Proven and reliable systems Highly efficient emission reduction Low cost maintenance Our Solution Robust and scalable DLE technology Broad GT range Pre-mix combustion philosophy Customer Benefits Low NOX (mostly <15ppm NOX) Stable emissions of CO Maintaining stable engine operation High reliability - minimizing maintenance 2013

Uncomplicated and stable DLE system Low emissions with gas and liquid fuel Insensitive to ambient conditions No moving parts No need in regular tuning Rapid load changes allowed 2013

Dual-Fuel 4rd generation DLE Burner 2013

The SGT-800 DLE combustion system capability 2013

Scheduled maintenance cost DLE - summary CAPEX Permitting Engineering Main equipment cost BOP cost Civil works cost OPEX Fuel cost Scheduled maintenance cost Routine maintenance cost (water/lube oil etc…) Outages 2013

SGT750 Industrial Power Turbine 2013

SGT750 Market Requirements Our Solution Customer Benefits Gas turbine rated 36MW Suitable both for PG and MD High efficiency High availability and reliability Low emissions level Our Solution Siemens DLE combustion system 36MW ISO output with 38.7% el. efficiency Perfect compatibility both for MD, SC, CC and cogeneration High reliability and serviceability TBO 68,000 EOH Customer Benefits Proven DLE technology - reliable combustion Highest uptime in class High power output and high efficiency Smart service concept - 68,000 hours between major overhauls 2013

Compressor 3 Compressor Bleeds 2 variable guide vanes 13 stages Pressure ratio 24 2013

SGT-750 Inlet and Compressor Visual access to compressor inlet during operation Electrical starter motor in front of compressor Low-weight inlet plenum on wheels for easy maintenance Borescope ports for each stage 2013

Combustor system 8 combustor cans 2013

Convective combustor cooling Combustor design Convective combustor cooling Combustor Transition duct 2013

4th generation DLE burner Combustion air path Main 2 gas fuel Main 1 gas fuel Pilot gas fuel RPL gas fuel (Rich Pilot Lean) 2013

Brush seals – fuel-efficient Turbine Brush seals – fuel-efficient IR-camera access ports – online blade temperature Curvic disk couplings - easy maintenance Retaining stator rings - easy maintenance Two-stage air-cooled compressor turbine Two-stage counter-rotating uncooled power turbine 2013

Compressor Turbine Turbine blade 1 cooling based on Siemens experience IR camera access to blades 1 & 2 Two turbine stages Conventional materials Bolted to compressor rotor Brush seals 2013

SGT-750 Infra-red camera ports A temperature-sensitive camera can measure the temperature pattern of each blade. IR camera port Blade Example Platform Thermal Barrier Coating (TBC) delamination 2013

SGT-750 Industrial power turbine 2-stage high-speed (6,100 rpm) Power Turbine Compact and efficient Suitable for both power generation and mechanical drive Power turbine inlet guide vane can be set for different ambient conditions Two shrouded uncooled blades and honeycomb seals High efficiency diffuser Power turbine redesigned due to decreased speed (7700 to 6500 rpm) and increased efficiency due to lower outlet velocity. Bolted rotor Two tilting pad (long life) bearings 2013

Package layout Power generation Air intake Exhaust Auxiliary room AC-generator Main Gear Maintenance crane Foot print Power generation 20,3 x 4,8 m GT room Maintenance door 2013

SGT750 – first unit manufactured 2013

Scheduled maintenance cost SGT750 - summary CAPEX Permitting Engineering Main equipment cost BOP cost Civil works cost OPEX Fuel cost Scheduled maintenance cost Routine maintenance cost (water/lube oil etc…) Outages 2013

Steam Turbines for Solar Thermal Power Plants 2013

Steam Turbines for Solar Thermal Power Plants Market Requirements Highest efficiencies to minimize costs for the solar field Fast startup time to expand power generation period Designed for daily cycling High reliability Easy maintenance Bild 1 Our Solution Siemens comprehensive steam turbine portfolio for solar thermal power plants from 1,5 to 250 MW Multi-purpose proven design for any new upcoming project in non-reheat and reheat solutions with axial exhaust to save civil work costs Customer Benefits Highly efficient, short payback of investments Designed for daily start-up and shutdown without reducing life time Rapid start-up times Daily cycling with low minimum load, maximum running hours per day for plants without heat storage 2013

Present thermosolar technologies… Yes: Siemens Steam Turbines Yes: Siemens Steam Turbines Parabolic Trough Central Tower Yes: Siemens Steam Turbines No Steam Turbine Stirling Dish Engine Linear Fresnel Type 2013

The first project since the -80’ies... Nevada Solar 1, Boulder City. Siemens Reheat Steam Turbine SST-700RH PAC date: June 2007 Steam: 90 Bar, 371 °C Nominal output: 74 MWe Max output: 76 MWe 2013

Boulder City solar field under erection 2013

Boulder City, Site erection 2006 Condenser (locally supplied) LP-Turbine Generator Gearbox HP-Turbine Auxiliary systems 2013

Delivery of LP solar steam turbine to Andasol, Spain 2013

Andasol, Spain: The first commercial European CSP project Picture from Early spring 2008 Plant now in operation 2013

Andasol, Spain: The first commercial European CSP project 2013

The Andasol Solar Cycle Heat Transfer Fluid Water Steam Cycle ~380 °C SST-700RH Max 390 °C 2013

An ISCCS - cycle (Integrated Solar Combined Cycle System) Typical design for project Hassi R’Mel in Algeria for Abener (and Kuraymat in Egypt for Iberdrola) SIEMENS Gas Turbines 2x SGT-800 SIEMENS Steam Turbine SST-900 Figure by FLAGSOL GmbH 2008 2013

Siemens steam turbine solution for CSP plants SST-700 HP/LP for Thermosolar Power Plants 2013

Siemens Steam Turbine SST-700 Vacuum pumps Gland steam condenser Generator Condenser Gearbox HP Turbine LP Turbine Hydraulic- & Lubrication oil units 2013

HP Turbine Steam turbine for CSP plants High speed turbine ~8960 rpm for High Efficiency Thermoflexible barrel casing for quick start-up and cool-down Easy assembly and maintenance thanks to barrel design Initially a Marine turbine developed for ship propulsion 2013

LP Turbine Steam turbine for CSP plants Direct Driven 3000 rpm Exhaust Axial connection to condenser Last Stage Blades Three fixed rows of standard blades 2013

Siemens Steam Turbine SST-900 for Central Tower Central Tower non-reheat turbine: Single casing Steam Turbine type SST-900 with axial exhaust up to ~180 MWe 2013

Advantages with Siemens Solar Turbines High efficiency => Higher production or smaller solar field. Daily cycling design => Turbine designed for daily cycling. Fast start up time => Longer time producing power. Barrel casing HP => Thermal stress, easy maintenance. Low foundation => Easer and cheaper foundation. Axial condenser => Increased efficiency. Premium materials => Long life and high availability. High speed HP turbine => Higher efficiency. Siemens experience => Know-how and product development. Siemens high quality => Long life design. Siemens global service => Local services and back-up Siemens proven design => High reliability. Siemens standard concept => Pre-designed solar turbine Siemens reputation => Easier financing 2013

Thank You 2013

Power Plant Configurations SC, up to 39% SC cogen, up to 90% CC cogen, up to 95% CC, up to 55% CC cogen + DH, up to 95% 2013

Introducing Siemens Portfolio 2013

Siemens Industrial Power: Sales Regions and Manufacturing Sites Frankenthal Finspång Goerlitz Moscow Huludao Nuremberg Lincoln Brno Vadodara Houston UAE Bandung Kuala Lumpur Jundiai Headquarter Sales Region Manufacturing Site – Steam Turbines Manufacturing Site – Gas Turbines 2013

Siemens Industrial Power: Portfolio Overview Gas Turbines Type Power Output (MWe) 5 10 15 20 25 30 35 40 45 50 SGT-100 5 7 SGT-200 SGT-300 8 SGT-400 13 SGT-500 19 Photo: Burners of a SGT-600 gas turbine SGT-600 25 SGT-700 31 SGT-750 36 SGT-800 50 2013 46

Small gas turbines (SGT) from Lincoln SGT-100, 5.2 MWe, launched 1989 SGT-200, 6.75 MWe, launched 1981 1/2-shaft 1/2-shaft Formerly Typhoon Formerly Tornado SGT-300, 7.9 MWe, launched 1995 SGT-400, 12.9 MWe, launched 1997 Small Gas Turbines (SGT) SGT-100, 200, 300, 400 (former Typhoon, Tornado, Tempest and Cyclone) from Lincoln, UK Formerly Tempest Formerly Cyclone 1-shaft 2-shaft 2013

Siemens gas turbines - Finspang SGT-500, 17 MW, 32%, 1953 SGT-600, 25 MW, 34%, 1984 3-shaft 2-shaft SGT-700, 30 MW, 36% , 1999 SGT-800, 47 MW, 37%, 1997 2-shaft 1-shaft 2013

Siemens Industrial Power: Portfolio Overview Steam Turbines Type SST-010 SST-050 SST-060 SST-100 SST-110 SST-120 SST-150 SST-200 SST-300 SST-400 SST-500 SST-600 SST-700 SST-800 SST-900 250 Power Output (MWe) 0,5 1 2 5 7 10 15 75 100 0,1 0,75 6 8,5 20 50 65 175 150 3 30 KKK 2013 49

SGT-750 Summary Highest uptime in class High power output and high efficiency Siemens well proven DLE technology gives reliable combustion Smart service concept with 68’ hours between major overhauls 2013

Dry Low Emission (DLE) Combustion System SGT-800 combustion principle 2013