SGT-800
Industrial gas turbine
Power Generation
Please address all correspondence to:
Siemens Industrial Turbomachinery AB; SE-612 83 Finspong; Sweden
© Siemens Industrial Turbomachinery AB
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
Page 1
No part of this document may be reproduced or transmitted in any form or by any means, including photocopying and
recording
without the written permission of Siemens Industrial Turbomachinery AB
SGT-800
E O IP
SGT-800 Industrial gas turbine
Contents
 Main features, benefits and experience
 Performance characteristics
 Package design
 Core engine design
 Maintenance
 Reference sites
Page 2
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
Siemens range of Gas Turbines
SGT-800 47MW
State-of-the-art and innovative gas turbines
to meet today’s and tomorrow’s energy needs
Page 3
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Simple and robust for reliable power generation
in the 47 MW-class
Page 4
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Features and benefits
 High industrial gas turbine electrical efficiency
 Dual fuel low emissions technology
 Fuel changeover capability
 Stable load rejection capability, <5%
overspeed
 Low gas supply pressure, 27-30 bar(a)
 High exhaust energy giving excellent
cogen/CC characteristics
 Established onsite service concept
Page 5
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Features and benefits
Features
Resulting in
 Excellent cogen/CC efficiency
 Minimized fuel costs
 Low NOx emissions with simple dual
fuel DLE technology
 Low NOx emission without water
injection
 Flexible maintenance concept onsite maintenance or modular
overhaul
 Reliable operation
 Predictable service costs
 Robust industrial heavy duty design
 Low gas pressure requirement
Page 6
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Fleet experience & Worldwide sales
Fleet Experience
Sales by Industry Segment
80
 Service introduction year
= 1999
 Units sold to date
= 131
 Total fleet hours
> 1,300,000
 Lead Package hours
> 70,000
30
 Fleet Availability
98.2%*
20
 Fleet Reliability
99.8%*
70
60
50
40
10
0
Utilities/IPPs
* AF/RF figures based on a 12 month rolling average
Worldwide Sales
Chemicals
Metals
Others
Simple
Cycle
Europe
Combined
Cycle
Latin America
Pulp & Paper
Sales by Application
Asia/Oceania
Middle
East/Africa
O&G/
Refineries
Cogeneration
North America
Russia
Page 7
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Installation locations
1 turbine
2 turbines
3-4 turbines
5-9 turbines
10+ turbines
Page 8
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Contents
 Main features, benefits and experience
 Performance characteristics
 Package design
 Core engine design
 Maintenance
 Reference sites
Page 16
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Simple cycle performance - natural gas
ISO rating - base load
 Pe
47 000 kW
 S.H.C.
9 597 kJ/kWh / 9096 Btu/kWh
 El. efficiency
37.5 %
 Exhaust mass flow
131.5 kg/s
/ 289.9 lb/s
 Exhaust temperature
544 °C
/ 1,011 °F
Page 17
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
DLE combustion system capability
Burner type
Fuel
50-100% load
NOx @ 15% O2
50-100% load
CO @ 15% O2
Note
Gas burner
Natural gas
≤ 15 ppmv
≤ 5 ppmv
Dry
Dual fuel
burner
Natural gas
≤ 15 ppmv
≤ 5 ppmv
Dry
Diesel No.2
≤ 42 ppmv
≤ 5 ppmv
Dry
Emission Guarantees are issued separately
in each project, depending upon site
conditions, required load range and other
project specific data.
Page 18
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Performance
Factors that affect power output
include
SGT-800-47 Nominal Generator Output and Heat Rate for gas fuel
55
10.5
10.4
10.3
10.2
45
10.1
10
40
9.9
9.8
35
Heat Rate, MJ/kWh
Generator Output, MW
50
9.7
9.6
30
9.5
-40
-30
-20
-10
0
10
20
30
40






Inlet & exhaust system losses
Humidity
Fuel quality/type
Temperature
Altitude
Atmospheric pressure
Compressor Inlet Air Temperature, °C
600
145
590
140
580
135
570
130
560
125
550
120
540
115
530
110
520
105
Exhaust Temperature, °C
Exhaust Mass Flow, kg/s
SGT-800-47 Nominal Exhaust Mass Flow and temperature for gas fuel
150
510
-40
-30
-20
-10
0
10
20
30
40
Compressor Inlet Air Temperature, °C
Page 19
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Cogeneration cycle
11.2 % losses
1-pressure HRSG
51.6 % process heat
Gas Turbine
37.2 % electricity
100 % fuel
Total Efficiency 88.8 %
Page 20
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Combined cycle
11.6 %
losses
Steam Turbine (condensing)
520 deg C
2-pressure HRSG
31 deg C
17.2 %
electricity
31 deg C
Gas Turbine
15 deg C
37.1 %
electricity
27 deg C
100 % fuel
34.1 %
losses
Total Efficiency 54.3 %
Page 21
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800
Steam Raising Capabilities for Gas Turbine
Co-Generation Plant
125
SGT-400
100
75
50
SGT-700
Unfired
Fired
SGT-600
150
SGT-500
175
SGT-100
SGT-200
SGT-300
Steam (tonnes/hr) [12 bar saturated]
200
25
0
0
5
10
15
20
25
30
35
40
45
50
Power (MWe)
Notes:
1. Steam values are indicative only. Actual values depend on site configuration
2. Firing to 850ºC only. Higher firing is available
Page 22
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Performance - combined cycle, natural gas
Condensing operation
Non - reheat, 1 x SGT-800
GT
ST
Auxiliaries
46 000 kWe
21 400 kWe
-900 kWe
Net total
66 500 kWe
Fuel
El. Efficiency
123 800 kJ/s
53.7
SCC-800 1x1
at ISO-conditions including losses
Page 23
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Performance - combined cycle, natural gas
Condensing operation
Non - reheat, 2 x SGT-800
GT
ST
Auxiliaries
Net total
Fuel
El. Efficiency
SCC-800 2x1
92 100 kWe
44 400 kWe
-1 400 kWe
135 100 kWe
248 300 kJ/s
54.4 %
at ISO-conditions including losses
Page 24
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Excellent combined cycle part load efficiency
Part Load Performance Combined Cycle
60
Efficiency, %
55
50
45
40
35
50
60
70
Base Load Power, %
80
90
100
Condensing operation
Non - reheat, 1 x SGT-800
Natural gas fuel
= LHV 46798 kJ/kg
Altitude (sea level) = 1,013 bar
Relative humidity = 60 %
Page 25
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Contents
 Main features, benefits and experience
 Performance characteristics
 Package design
 Core engine design
 Maintenance
 Reference sites
Page 26
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
General Arrangement
Combustion air
inlet filter
Exhaust
Enclosure
ventilation inlet
Enclosure
ventilation outlet
Fire suppression
cabinet
AC generator
Generator cooling
air inlet
Electrical and
Control module
Lube oil cooler
Page 27
Generator air
outlet
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Compact and flexible layout
Small footprint
 Dimensions ~27x7 m
 Auxiliary equipment on a separate
skid
Standardized
 The layout is basically the same
for all applications
Page 28
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Standard reference plant
Combined Cycle Power Plant
 Lead time reduction
 Proven plant concept
 Maintainability
improvement
 Long standing relations
with key suppliers
 Risk reduction
 Availability increase
Page 29
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Contents
 Main features, benefits and experience
 Performance characteristics
 Package design
 Core engine design
 Maintenance
 Reference sites
Page 30
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Designed for reliability
Simple and robust
1-shaft Gas Turbine
 Single rotor with tilting pad
type bearings
 Cold end drive
Bearing #1 (radial + thrust)
 All welded compressor
rotor
Engine inlet
Annular cc with 30 dual fuel DLE burners
15 stage compressor
3 stages variable guide vanes
Bearing #2 (radial)
 Annular combustor
 Bolted 3-stage turbine
Maintainable
 Modular design
 On-site maintenance
Drive shaft to gear box
3 stage turbine
Engine exhaust diffuser
6600 rpm
Page 31
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Contents
 Main features, benefits and experience
 Performance characteristics
 Package design
 Core engine design
 Maintenance
 Reference sites
Page 32
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Easy on-site maintenance
 Modular build-up for easy
maintenance on site
 No need for special
workshops maintenance
 Gas turbine can be removed
on rollers through the sliding
door
 Removable burners for short
and easy inspection
 Vertically split compressor
casing
Page 33
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Maintenance Programme
Basic Maintenance Plan
Level "D"
Level "C"
Level "B"
Level "A"
Operation
Maintenance
10
20
30
40
50
60
70
80
90
100
110
120
Eq. Op. Hrs x 1000
Page 34
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Service in situ
Removal of the turbine module
Page 35
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
Emergency back-up
24-hour telephone
support
Operation support
 24/7 emergency phone
 On-line remote troubleshooting
 Remote Monitoring System
Emergency
gas generator
Emergency resources
 Service engineers
 Tools & spare parts
 Core engine & modules
 Service depots
Emergency store
Guaranteed mobilization time
 Personnel - 24 hours
 Tools, spares, engine & modules to site or to
international freight forwarder within 72 hours
Page 36
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
Remote monitoring (STA-RMS)
 Data collection
 Decision Support
 Reporting
Plant Data:
 Operational Data
Diagnostics Experts
Team
Customer
Closed Loop
Service
 Risk Mitigation
 O&M support
 Solutions /
Improvements
 Trouble shooting
Page 37
FLEET INPUT
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
Remote monitoring (STA-RMS)
Siemens' system provides...
 … our customer with a professional tool for optimisation of operation, i.e.
increased reliability and availability
 … built-in OEM knowledge
 … access to real and historic data
 … monitoring of performance
 … monitoring/trending and plotting of vibrations for analysis and diagnostics
 … a powerful tool for the continuous improvement process
 … the possibility of remote software upgrades without a site visit
Results in a way to optimise operation by storing, analysing and exchanging
information
Page 38
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Contents
 Main features, benefits and experience
 Performance characteristics
 Package design
 Core engine design
 Maintenance
 Reference sites
Page 39
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Combined Cycle application
Riga SCC-800 x 2DH
Riga, Latvia
 Combined heat and power plant
supplying electricity and district heating
for the city of Riga. Owned by
Latvenergo, the Latvian national
electricity company
 Turn key delivery from Siemens including
two SGT-800's, steam turbine, two
supplementary fired HRSG, auxiliaries
and balance of plant
 Handed over to customer on schedule
2005
 Nominal power output 140 MW and up
to 150 MWth for district heating
 DLE combustors operating on natural gas
Page 40
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Simple Cycle application
MMPA SGT-800 x1SC
City of Chaska, Minnesota, USA
 SGT-800 in peaking application located in
City of Chaska, Minnesota, USA
providing power to the Minnesota
Municipal Power Agency
 Remote monitoring by an energy services
company located 40 km from Chaska
 Dual fuel combustors with DLE meets
the emission limits without water injection
 In operation since 2002
Page 41
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
SGT-800 Industrial gas turbine
Solution to worldwide customer demands
 Simple and robust design for reliable
operation
 Low emissions for environmental
compliance at full and part load
 Excellent in combined cycle
 Compact layout
 Competitive life-cycle cost
Page 43
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
Disclaimer
This document contains forward-looking statements and information – that is, statements related to future, not past,
events. These statements may be identified either orally or in writing by words as “expects”, “anticipates”, “intends”,
“plans”, “believes”, “seeks”, “estimates”, “will” or words of similar meaning. Such statements are based on our current
expectations and certain assumptions, and are, therefore, subject to certain risks and uncertainties. A variety of factors,
many of which are beyond Siemens’ control, affect its operations, performance, business strategy and results and could
cause the actual results, performance or achievements of Siemens worldwide to be materially different from any future
results, performance or achievements that may be expressed or implied by such forward-looking statements. For us,
particular uncertainties arise, among others, from changes in general economic and business conditions, changes in
currency exchange rates and interest rates, introduction of competing products or technologies by other companies, lack
of acceptance of new products or services by customers targeted by Siemens worldwide, changes in business strategy
and various other factors. More detailed information about certain of these factors is contained in Siemens’ filings with the
SEC, which are available on the Siemens website, www.siemens.com and on the SEC’s website, www.sec.gov. Should
one or more of these risks or uncertainties materialize, or should underlying assumptions prove incorrect, actual results
may vary materially from those described in the relevant forward-looking statement as anticipated, believed, estimated,
expected, intended, planned or projected. Siemens does not intend or assume any obligation to update or revise these
forward-looking statements in light of developments which differ from those anticipated.
Trademarks mentioned in this document are the property of Siemens AG, it's affiliates or their respective owners.
Page 44
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP
Please address all correspondence to:
Siemens Industrial Turbomachinery AB
SE-612 83 Finspong
Sweden
© Siemens Industrial Turbomachinery AB
No part of this document may be reproduced or transmitted
in any form or by any means, including photocopying and
recording without the written permission of Siemens
Industrial Turbomachinery AB
Page 45
© Siemens Industrial Turbomachinery AB 2011. All rights reserved.
SGT-800
E O IP