Transcript General presentation of E O IP, March 2012

Innovation in Power Plants
Dimitry Perel, E O IP Sales, SIL
[email protected]
October 2013
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Trends in Gas Power
Plants
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Trends in Gas Power Plants
 High efficiency
 High availability and reliability
 Environmental impact - low emissions level
 Fast start up time, high responsiveness
 “Peaking” trend
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Gas Power Plants – main cost components
CAPEX
 Permitting
 Engineering
 Main equipment cost
 Supplementary systems
cost (BOP)
 Civil works cost
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OPEX
 Fuel cost
 Scheduled maintenance cost
 Routine maintenance cost
(water/lube oil etc…)
 Outages
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Dry Low Emission (DLE)
Combustion System
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Dry Low Emission (DLE) Combustion System
Customer Requirements
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Gas turbines with low NOX emissions
Maintaining low carbon monoxide (CO)
Proven and reliable systems
Highly efficient emission reduction
Low cost maintenance
Our Solution
Customer Benefits
 Robust and scalable DLE technology
 Broad GT range
 Pre-mix combustion philosophy
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Low NOX (mostly <15ppm NOX)
Stable emissions of CO
Maintaining stable engine operation
High reliability - minimizing maintenance
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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
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Dual-Fuel 4rd generation DLE Burner
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The SGT-800 DLE combustion system capability
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DLE - summary
CAPEX
 Permitting
 Engineering
 Main equipment cost
 BOP cost
 Civil works cost
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OPEX
 Fuel cost
 Scheduled maintenance cost
 Routine maintenance cost
(water/lube oil etc…)
 Outages
Industrial Power (E O IP)
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SGT750 Industrial
Power Turbine
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SGT750
Market Requirements
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Gas turbine rated 36MW
Suitable both for PG and MD
High efficiency
High availability and reliability
Low emissions level
Our Solution
Customer Benefits
 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
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Proven DLE technology - reliable combustion
Highest uptime in class
High power output and high efficiency
Smart service concept - 68,000 hours
between major overhauls
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Compressor
3 Compressor Bleeds
2 variable guide vanes
13 stages
Pressure ratio 24
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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
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Borescope ports
for each stage
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Combustor system
8 combustor cans
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Combustor design
Convective combustor cooling
Combustor
Transition duct
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4th generation DLE burner
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Combustion air path
Main 2 gas fuel
Main 1 gas fuel
Pilot gas fuel
RPL gas fuel
(Rich Pilot Lean)
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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
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Compressor Turbine
IR camera access to blades 1 & 2
Two turbine stages
Conventional materials
Bolted to compressor rotor
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Turbine blade 1 cooling
based on Siemens
experience
Brush seals
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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
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Industrial Power (E O IP)
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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
Bolted rotor
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Two tilting pad (long life) bearings
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Package layout
Power generation
Air intake
Exhaust
Auxiliary room
AC-generator
Main Gear
Maintenance crane
GT room
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Maintenance door
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Foot print
Power generation 20,3 x 4,8 m
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SGT750 – first unit manufactured
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SGT750 - summary
CAPEX
 Permitting
 Engineering
 Main equipment cost
 BOP cost
 Civil works cost
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OPEX
 Fuel cost
 Scheduled maintenance cost
 Routine maintenance cost
(water/lube oil etc…)
 Outages
Industrial Power (E O IP)
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Steam Turbines for
Solar Thermal Power
Plants
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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
Customer Benefits
 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
 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
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Present thermosolar technologies…
Yes: Siemens Steam Turbines
Yes: Siemens Steam Turbines
Parabolic Trough
Central Tower
Yes: Siemens Steam Turbines
Stirling Dish Engine
Linear Fresnel Type
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No Steam Turbine
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The first project since the -80’ies...
Nevada Solar 1, Boulder City.
Siemens Reheat Steam
Turbine SST-700RH
Steam: 90 Bar, 371 °C
Nominal output: 74 MWe
Max output:
76 MWe
PAC date: June 2007
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Boulder City solar field under erection
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Boulder City, Site erection 2006
Condenser
LP-Turbine
(locally supplied)
Generator
Gearbox
HP-Turbine
Auxiliary systems
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Delivery of LP solar steam turbine to Andasol, Spain
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Andasol, Spain:
The first commercial European CSP project
Picture from Early spring 2008
Plant now in operation
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Andasol, Spain:
The first commercial European CSP project
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The Andasol Solar Cycle
Water Steam Cycle ~380 °C
Heat Transfer Fluid
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SST-700RH
Max 390 °C
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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
SIEMENS
Gas Turbines 2x SGT-800
Steam Turbine SST-900
Figure by FLAGSOL GmbH 2008
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Siemens steam turbine solution for CSP plants
SST-700 HP/LP for Thermosolar Power Plants
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Industrial Power (E O IP)
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Siemens Steam Turbine SST-700
Vacuum pumps
Gland steam
condenser
Generator
Condenser
Gearbox
HP Turbine
LP Turbine
Hydraulic- &
Lubrication oil
units
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Industrial Power (E O IP)
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HP Turbine Steam turbine for CSP plants
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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
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LP Turbine Steam turbine for CSP plants
Direct Driven
3000 rpm
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Exhaust
Last Stage Blades
Axial connection to condenser Three fixed rows of standard blades
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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
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Industrial Power (E O IP)
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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
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Thank You
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