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Gas-Turbine Power Plant

GTES-12MW

2008

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Contents

Pages 1. General 3 2. Description of plant. Performance ratings 4 2.1. Construction ... 4 2.1.1 Gas Turbogenerator construction . 5 2.2. Performance ratings .. 6 3. Brief description of GTA-6R systems . ..... 7

3.1 GTD-6R Gas-turbine Engine . 8 3.2. Turbogenerators 8 3.3 GTA-6R Automatic Control System .. 9 3.4. Complex air-cleaning unit 10 3.5. Starting Device of Gas-Turbine Engine 10 3.6. Lubrication system ... 10

3.7. GTU Fuel system 10 3.8. Sound-heat proof shelter . 11 3.9. Electric technical equipment 11 4. Maintenance. Man-hours .. 11

5. Transportation and storage .. 11 6. Requirements for Customer to provide standard operation of GTA-6RM..11 7. Supplier Guarantees . 12 8. Terms of Supply .. 12 9. Service 12 10. Attachments:

Attachment 1. Steam recovery boiler. 14 Attachment 2. DKSB-9/2-25. 15 Attachment 3. Liquid fuel module GTES-6 16 Attachment 4. Dynamic and Static Foundation Load GTA-6RM. 17 Attachment 5. Main climatic parameters of GTA-6RM 18

12. Power Plants on the base of GTA-6RM ... 20

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1. General Electric power stations created on the base of GTA-6R gas-turbine plant are

compact up-to-date automated heat and power stations with high total coefficient of fuel consumption (85% and more), low-price generation of electric and heat power, little payback time (2.54.0 year from operation beginning), high operate reliability and little production and assembling time

GTES-12 gas tubine power plant with capacity of 12MW consists of two GTA-6RM

gas-turbine power units with total capacity of 12 MW, produced by NPO Saturn. For heating production we can offer two steam recovery boilers (att. 1)

Main performance ratings of GTES-12

Parameters Units GTES-12

Rated kW 12 000 Electric capacity

Maximum kW 14 400 Fuel consumption, rated mode (Hu=48744; =0,68 kg/m3)

kg/h m3/h

3904 5740

Ambient air temperature 0C +40 Fuel pressure, gas-turbine engine intake kgf/cm2 14-18 NOx contents in exhaust gases at operation on:

natural gas mg/nm3 50

Service life: - between overalls, min - assigned, max

h h

30 000

120 000

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2. Description of plants. Performance ratings

2.1. Construction (the scope of supply) Gas-turbine power plants consist of the following assembly units and accessory:

1 Gas turbine engine unit: 1.1 Gas turbine engine on the frame 1.2 GTE noise and heat-insulating housing 1.3 Inlet scroll 1.4 Transmission (Flender) 1.5 Electric heater 1.6 Barrier 1.7 Gas pollution control system detector 1.8 Fuel gas supply subsystem 1.9 Automation Control System (Engines block)

2 Turbo generator unit: 2.1 Turbo generator on the frame with digital excitation system 2.2 Turbo generator cover 2.3 Fan unit 3 Electric technical unit:

3.1 Cover 3.2 Low voltage dispatch device 3.3 Automation Control System 3.4 Vibration control system 3.5 Control cabin

4 Operator block:

4.1. Operator module PU-98 5 Air cleaning system with anti-icing system 6 Air cleaning system hardware 7 Air duct 8 Ventilation block of dust suction 9 Air silencer 10 Anti fire signalling and fire control system

11 Low voltage dispatch device 12 High voltage dispatch device (on 3 compartments) 13 Fire fighting module 14 Oil cooler 15 Meteorological unit 16 Axled gas outlet 17 Exhaust system with supporting hardware 18 GTE and TG oil breathing (lubrication system) pipelines 19 Spare parts and equipment 20 Traverse and assembling strops 21 In line documentation 22 Preservation and packing

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23 Support hand-cart for GTE rolling-out 24 Bleeding device

JSC Saturn Gas turbine extra offer to delivery the next additional equipment 1 Oil servicing unit 01-01 2 Core washing device 3 Centering equipment with laser measuring instrument 4 Equipment for analytic control 5 Tooling for Turbo generator rotor rolling out

2.1.1 Gas Turbogenerator construction

Gas Turbogenerator comprises:

1 - GTD-6RM (GTD-8RM) gas-turbine engine; 2 - TK-6-2RU3 (TGS-8-2U3) turbogenerator; 3 - Inlet scroll; 4 - Engine forward mounting; 5 - Engine backward mounting;

1 7 6 3 4

6 -Engine transmission shaft; 7 - Torque limiting clutch; 8 - Turbogenerator oil tank; 9 - Engine oil tank; 10 - Gas-turbogenerator mounting frame.

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2.2. Performance ratings of gas-turbine power plants (station conditions). Atmospheric pressure is 1.01 105 Pa, air temperature at the gas-turbine engine inlet is +15 0, resistance of air intake system before gas-turbine engine inlet is not more than 980 Pa and resistance of heat and steam recovery boiler with silencer and chimney stack is not more than 2000 P).

Name of rate Unit Rate value

GTA-6R

Electric capacity, Turbogenerator

Rated kW 6 000

maximum kW 7 200

Q heat capacity, Gcal/hour and Use of fuel consumption rate, %

Utilize scheme Q, Gcal/hour 14.1

Use of fuel, %

85

Fuel consumption, rated mode Fuel gas (Hu=48744 kJ/kg)

kg/hour 1952

n m3/hour 2870

Diesel fuel (Hu=42000 kJ/kg)

kg/hour 2180

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3. Brief description of GTA-6R systems.

3.1. GTD-6R Gas-turbine Engine GTD-6RM gas-turbine engine is created on the base of D-30KU/KP aircraft engine and unified with

base engine in the maximum.

GTD-6RM on frame

Performance ratings of GTD-6RM gas-turbine engines GTD-6R Rated capacity, standard conditions MW 6.5 Efficiency 25.0 Gas temperature before turbine C 813 Gas temperature, discharge section C 471 Gas concumption, discharge section (rated) kg/s 48 Pressure ratio in the engine compressor 8.6 Shaft rotational speed and direction (against exhaust gases flow): gas generator (left) power turbine (left)

rpm rpm

9420 3000

Gas-turbine engine weight: engine engine as shipped with plumbing and wiring

kg kg

2270 5100

Gas-turbine engine dimensions (LxBxH)

without frame

mm 3420x1085x1155

with frame mm 3420x2304x2500

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3.2. Turbogenerator Turbogenerator is synchronous, bipolar generator, 3 phase, AC, frequency 50, voltage 6300V or

10500V, with brushless excitation system. The generator set also comprises air cleaning and circulating unit. Generator cooling system is air, open (closed or open cycle for TGS-8-2U), with indirect coil cooling.

The turbogenerator features relay protection devices to prevent the following failures and damages during standard operation mode:

- multiphase shortings in stator coil of turbogenerator and on its terminals; - one-phase shortings on ground in stator coil; - double shortings on ground: one in stator coil, another in outer network; - outer shortings; - symmetrical stator coil overload; - shortings on ground in the second point of excitation chain; - asynchronous mode with excitation loss; - against shortings on ground of rotor coil; - shutdown at temperature increase of oil or bearing inserts over permitted values; - signal or shutdown at temperature increase of steel or stator coil over permitted values.

Technical data of turbogenerators

Turbogenerator mark TK-6-2RU3 TGS-8-2U Rated capacity kW 6 000 8 000 Generator rotational speed rpm 3 000 3 000 Rated voltage V 6 300/10 500 6 300/10 500 Stator phase current A 687/412 916/550 Phase connection, stator coil triangle/ star triangle/ star Frequency Hz 50 50 Power factor, cos 0.8 0.8 Rated efficiency % 97.6 97.7 Service life year 20 30 Turbogenerator dimensions mm 416021282720 4825x2120x2830 Turbogenerator weight kg 18000 28000

Turbogenerator TK-6-2RU3

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Turbogenerator starts parallel operation in network by precision synchronization method. Excitation is provided by brushless excitation system including control station and 3-phase exciter,

AC, 24V or 220 V. For excitation system power supply three OM-1.25/ 10-84 transformers are used (included in supplied

set). Turbogenerator is designed for operation with insulated neutral (star stator coil connection). Stator coil has 6 terminals with current transformers located on casing side in terminal box. Bearing lubrication is pressurized circulating from oil tank positioned on the GTD-6RM engine. Tp22 and Tp22S turbine oil is used for lubrication. Turbogenerator and all excitation elements withstand without damages and residual distortions: 3-

phase shorting for 5 seconds, 2-phase shorting for 2 seconds from any load mode 0110% at 105% voltage from rated.

3.3. GTA-6R Automatic Control System

Automatic control system ensures GTA-8RM plant operation in all modes including parallel operation with similar units and (or) with power system and provides control, protection and diagnostics function.

The system is designed for: - selfdiagnostics of automatic control system components, actuator gages, measuring channels in

background and text modes; - station assemblies control during prestarting preparation, idle spinning in operation and

emergency modes; - collection, first processing and indication of the current state of heat and power station operation

process; In operation mode automatic control system provides: - gas-turbine engine starting and assigned load shutdown in accordance with the process; - stabilization of assigned process mode; - adjustment of turbine shaft rotational speed under load and to prevent gas-turbine engine

shutdown at 100% load decrease and increase; - ensurance of turbine rotor constant rotations;

- metering of electric power for consumers and auxiliary power; - indication of high-voltage switches position; - control of turbogenerator cooling; - control of recovery heat exchanger in accordance with program; - anti-icing system switch-on in accordance with program; - process monitoring of power plant performance ratings; - warning and emergency alarm; - connection with high level control system; - gas-turbine plant operation parallel to other power plants; - connection with fire protection system; - ventilation control per signal of increased gas content.

In emergency mode automatic control system transfers the gas-turbine plant in one of the following operation modes:

- full shutdown of gas-turbine plant; - transfer of gas-turbine plant to idle operation until operators decision; - transfer of gas-turbine plant to low mode.

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3.4. Complete air-cleaning unit Complete air-cleaning unit is designed for preparation of inlet cyclic air of gas-turbine engine

from atmospheric mechanical contaminations. Complete air-cleaning unit is rectangular cross-section chamber with air intake section.

Complete air-cleaning unit is equipped with air-cleaning double-stage system including inertial and slotted air-cleaning elements and air filters.

Complete air-cleaning unit is equipped with by-pass valve designed for opening of cyclic air supply into medium section of complete air-cleaning unit (after air filters) at increase of pressure difference between atmosphere and medium section above estimated value.

It is allow preventing possible brakes of air filters at the stoppage and the next hit of accumulating contaminations into gas-air flow duct of gas-turbine engine as well as except overloading of air intake duct of the plant.

3.5. Starting device of Gas-turbine engine

GTA-6R start is producing with using the electric starter: Electric starting device, AC, maximum capacity is 100110 kW.

3.6. Lubrication system GTA-6R lubrication system separated for gas-turbine engine and turbogenerator, pressurized

circulating.

Oil applied:

- for GTD-6R: S-8; - for turbogenerator: P22S per U 38-101821-83 of Russia;

- p22 per GOST 9972-74 of Russia.

Oil tankers capacity: - for GTD-6R 1.03 m3; - for turbogenerator 0.6 m3;

Operation time without refueling - 900 h Nonreturnable oil losses, GTD-6RM, kg/mash.h - 0.4 , max Nonreturnable oil losses, TK-6-2RU3(TGS-8-2U3), kg/mash.h > 0,1.

3.7.GTU Fuel system Fuel system consist of two subsystems: - fuel gas preparation subsystem; - fuel gas batching and supplying subsystem. 3.7.1. Fuel gas preparation subsystem. a) Fuel gas preparation subsystem is assembled on own frame. b). Work description GTU is working with fuel pressure 1620 bar throw one filter. Fuel temperature is +5 +70. For unit no-failure operation with dirty filter it is provided parallel using of second filter and globe

valve (with manual drive) on enter and exhaust from the filter for filter open / closing to pipe. It is possible to change filter and clean it.

3.7.2. Fuel gas batching and supplying subsystem consist of: cutoff valve, using for fuel gas cut off for batcher fuel gas batcher, using for gas supplying to combustion chamber injector. Batcher work together

with Automatic control system (gas turbine subsystem) Starting up process like stop process work automatically by Automatic control system.

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3.8. Sound-heat proof shelter Block module shelter is used to protect unit from weather impact and acoustical action of

running engine. It is include: -Sound proof panels with detachable fastening to the frame -Fire alarm and fire extinguishing systems; -Ventilation and heating system -Gas content control system -Lightening system -Others Block module shelter provide noise reducing to 80 dB.

3.9. Electric technical equipment.

Electric technical equipment work with parallel with electric utility. Turbo generator switch directly for infinite buses of high voltage dispatch device 6kV with

vacuum circuit breaker. For GTU needs 0,4kV it is provide for low voltage dispatch device 0,4kV with one transformer

6/0,4 kV For control, defense, alarm system, breakdown oil pump and breakdown lighting GTU is provided

by storage battery with direct-current panel.

4. Maintenance. Man-hours. after 3000 operating hours 30 man-hours; after 6000 operating hours 40 man-hours

5. Transportation and storage

GTA-6RM components can be transported automobile, railway and water vehicles without distance limits. Design of gas-turbine plant ensures its modular transportation.

Spare parts for the product are preserved and shipped in containers for storage without represervation and must be kept for five years as shipped by the fabricator.

Separate gas-turbine plant components, manifold set, spares, instruments, special devices and fixtures are packed in containers.

Components and equipment package and preservation ensure their safety for two years as shipped by the fabricator.

When gas-turbine plant components are kept for more than two years, revision and represervation of the equipment must be performed every two years on the gas-turbine plant in accordance with operation manual.

6. Requirements for Customer to provide GTA-6RM standard operation

Foundation preparation, assembly and operation of gas-turbine plant must be performed in accordance with operation manuals.

Fuel preparation system:

- Fuel gas pressure at inlet of fuel control equipment of gas-turbine plant - 14 20 kgf/cm2. - Fuel gas temperature 278...343 K (+5...+70 C).

Solid additions content in fuel gas must be max 4 mg/kg, content of particles with size more than

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100 m must be max 0.3 mg/kg. In gaseous fuel provided to gas-turbine plant controls the presence of liquid and solid phase is not permitted.

- Content in gas of agents causing metal corrosion (hydrogen sulfide, mercaptan sulfur, alkaline metals, chlorides, carbon dioxide) must be agreed between the supplier and the consumer. Content of water vapors in fuel gas should not exceed values corresponding to saturation state in fuel manifold.

- In case of recompressor application for fuel gas preparation, oil content in fuel gas must be max 15 mg/kg of gas.

Power supply system must provide supply of gas-turbine plant with AC, 380V for supply of starting oil pump, shaft-rotating unit motor, oil evacuation pump, automatic control system, tubular electric heaters of oil in oil tank.

Adjustment and starting of gas-turbine plant at operation site must be performed under direct supplier supervision. Opening and reporting of set completeness must be performed at the presence of the supplier representative.

Principal schemes of station fuel gas systems, oil preparation system, power supply, washing and other design documentation for gas-turbine plant disposition as well as its systems must be agreed with the supplier.

7. Supplier Guarantees

Saturn-GT guarantees correspondence of the gas-turbine plant to the operation requirements when operation conditions, transportation and storage requirements are fulfilled by the Consumer in accordance with the specifications and operation manuals. Guarantee operation term is 12 months as the gas-turbine plant is commissioned but not more than 18 months as shipped by the fabricator if all requirements of operation manual are fulfilled by the Customer. Saturn-GT (the Supplier) guarantees free of charge elimination of failures and damages as well as replacement of parts and components damaged during guaranteed term due to failure or premature wear-out because of application of not quality materials or materials noncorresponding to operation conditions, unsatisfactory fabrication. Guarantee terms for components are determined in accordance with specifications for their supply and should not be less than the gas-turbine plant guaranteed operation period

8. Terms of Supply

GTA-6R delivery term is 12 months after signing the agreement by the Customer and receipt of advance payment.

9. Service

Saturn-Gas Turbines service Management is responsible for assembling, commissioning and service of our objects. - More then one hundred service experts check and fulfilled all services types.

Principle of operation to fulfill complex services to Customer, co-ordination of GPU building suppliers and contractors interaction. Operation and Service Department

was founded in 1996. The main business of this Department is:

- After sale guaranty service;

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- After sale service non guaranty products by service contracts; -Units repair in the operation company; - Recognize, registration, fault analyze in operation; - Technical assistance for operation companies; - Control for observance of service and operation rules; -supply of spare parts, equipment and devices and technical documentations;

- Customer GTU operation stuff study. For Customer offer Saturn Gas turbine organize the service point in the Customer

field. The Saturn Gas turbine specialist make: - diagnostic; - consultations; - hardware replacement (if it need)

During guaranty period service is free of charge For overhaul time Saturn Gas turbine give the reserved engine in lease.

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Steam recovery boiler Attachment 1

Steam recovery boiler with silencer and exhaust stack is designed for overheated steam production owing to exhaust gases heat recovery. Silencer ensures low exhaust noise at permissible level.

Boiler is positioned behind GTA-6RM plants on theirs own bearings.

Performance ratings of steam recovery boiler

Mark of recovery boiler G 18/1.3-300 KrT-22/1.3-300

Gas temperature after turbine c 471 550 Gas flow after GTA kg/s 48 50,5 Steam production t/h 18 22 Steam pressure MPa 1.3 1.3 Steam temperature C 300 300 Water temperature at boiler inlet C 100 100 Boiler resistance P 1560 1600

Steam recovery boiler comprises: Boiler heat exchanging units;

Drum-separator; Frame, ladders, and maintenance platforms;

Silencer; Exhaust stack, 25m height

Steam recovery boiler view

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Attachment 2 DKSB-9/2-25 BLOCK-MODULE FUEL COMPRESSOR STATION

Block - Module fuel compressor station is designed for recompressing of natural gas and oil gas, pressure from 1.03.0 kg/m2 (excessive) to 16.0 kg/m2 (excessive) and compressed gas supply to fuel system of GTA-6 power generation station.

Compressor design is an screw compressor. For compressor drive 2-stage asynchronous engine 740/370 rpm, rated capacity 160/75 kW, voltage 380, 50Hz is used.

DKSB-9/2-25 Block - Module Fuel Compressor Station Specifications

Ratings Initial pressure (excessive) kgf/m2 1.0 1.5 2.5 3.0 Compressed media Natural gas per GOST 5542-87 or oil gas. Weight capacity kg/h 685 870 1250 1440 Volume capacity per suction conditions. m3/min 9.0 Discharge pressure (excessive). kgf/m2 16 Oil content in gas, station exhaust mg/kg 15.0 Gas temperature, station exhaust 0 70.0 Consumed power (rated) kW 115.0 Nonreturnable S-20 oil losses kg/h 0.07 Nonreturnable flow of antifreeze, grade 40 kg/h 0.015 Operational time without oil refueling H 1000 Compressor operational time without oil change H 3000

Sound pressure dB Max 80 Dimensions (LxBxH) m 732.8

Service life: Between overhauls assigned

h h

35000

120000 Notes:

Capacity is given at maximum rotational speed of compressor shaft.

DKSB-9/2-25 block-module fuel compressor station view

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Attachment 3

GTES-6 LIQUID FUEL MODULE

Requirements to liquid fuel: - type used fuel - Minimum temperature fuel in module at the input, - Pressure fuel before module, - Fineness to filtering liquid fuel,

diesel fuel +5 C 2,8-4,5 bar no more 20 mem

For ensuring the work liquid fuel module is given compressed air - Pressure of the air before module, 5 1,5 bar - temperature of the used air no more 100 C

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Dynamic and Static Foundation Load GTA-6 RM

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0

500

1000

1500

2000

2500

0 1000 2000 3000 4000 5000 6000 7000 8000

N,kW

G,

kg/h

By - pass closed By - pass open

Main climatic parameters of GTA-6R (station conditions)

5000

5500

6000

6500

7000

7500

-60 -50 -40 -30 -20 -10 0 10 20 30 40 50

t,

N,

Maximum Rate

Attachment 5

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40

45

50

55

60

65

70

-60 -50 -40 -30 -20 -10 0 10 20 30 40 50

t,

G,

kg/s

Maximum Rate

250

300

350

400

450

500

-60 -50 -40 -30 -20 -10 0 10 20 30 40 50

t,

t,

Maximum Rate

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12. Power Plants on the base of GTA-6RM

Rybinsk, GTES-12MW NPO Saturn JSC area Main power equipment: Two GTA-6RM with two steam boilers. GTES power rating: 12 W GTES heat rate: steam - 40 t/h (s=1,3 P, Ts=3000) Commissioning: 18.09.2002

Naryan-Mar, GTES-12MW Customer: SUE Nenetsk autonomous region administration Main power equipment: Two GTA-6RM GTES power rating: 12 W Commissioning: 31.05.2003

Omsk, GTES-12MW Customer: Khimtras CJSC Main power equipment: 2 GTA-6R gas-turbine plants with steam boilers and devices of exhaust gases heating (according Customer plans just one GTA-6R work at the moment). GTES power rating: 12 W GTES heat rate: steam - 40 t/h (s=1,4 P, Ts=2300 ) Commissioning: 2003

. Mikhailovka, Vologda region. Customer: Mikhailovka administration Main power equipment: 2 GTA-6R gas-turbine plants with steam boilers and devices of exhaust gases heating GTES power rating: 12 W GTES heat rate: steam - 40 t/h (s=4 P, Ts=4400 ) Commissioning: IV quarter 2005

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Usinsk, Komi Republic, GTES-24 Customer: Sever-Tek CJSC Main power equipment: 4 GTA-6R gas-turbine plants GTES power rating: 24 W (main fuel associated oil gas, standby power supply diesel oil)

Dorogobuzh, Smolensk Reg, GTES-12 Customer: Smolenskenergo JSC Main power equipment: 2 GTA-6R gas-turbine plants with combined boilers (water + steam) GTES power rating: 12 MW GTES heat rate: steam - 35 t/h (s=1,3 P, Ts =3000) + greed water Commissioning: 29.09.2005 .

Power Plants 12MW in Moscow Local Power and Heat Plants: Kuriyanovo, Zelenograd, Peredelkino, Penyagino

Customer: Moscow Power Supply Agency

Main Equipment : 2 gas turbine units GTA-6R with hot-water boiler

Electric Capacity of Power Plant: 12 W GTES heat rate: 24 GCal

JSC Saturn Gas Turbine

Company name: JSC SaturnGas Turbines , Russian Federation

Company status:

Joint Stock Company

Main office: Address: 16, Tolbuhin Str., Rybinsk, Russia, 152914,

Local Sales & After Sales Services Office:

ICS Group:

Contact Information: Tel: +98 21 88 68 1900

Fax: +98 21 88 68 1950 E-mail: Info@noavasys.com

URL: www.noavasys.comUnit One.No.24, 38th West Street, Saadatabad Ave,

Tehran 19979-16884 Iran

Managing Director Kourosh Dorosti

E-mail: Dorosti@noavasys.com

Director of Engineering Hamid Reza Hosseini

E-mail: Hosseini@noavasys.com