Steam Turbines Brochure

Your Partner in Power IndustryCompany Profile G – Team a.s. Equipment for power and heat generation industry2www.g-team.cz About G-Team, a.s. .....................................................3Fields of application .....................................................4Micro Steam Turbines .................................................5Control valves ............................................................13Desuperheaters .........................................................15Bypass valves ...........................................................17Check (non-return) valves .........................................18Design engineering ...................................................19Experimental and Development Department ............21Installation .................................................................23Production .................................................................25Contacts ....................................................................28Content:4Energy Units:G-Team, a.s. founded in 1992 is an engineering and manufacturing company. From its beginning, G-Team is involved in the area of heating plant industry and fossil-fuel power stations and nuclear power plants. We are the leading supplier in power generation sector specializing in steam and condensate equipment. Our broad spectrum of supplies and production covers boilers, steam turbines, valves, pipeline systems, drainage and condensate systems. Using an integrated approach in production process includes customer support in engineering (projects) and wide range of services, in particular installation of machine rooms, boiler plants and pipeline systems.??Fossil-fuel and nuclear power plants??Water industry??Chemistry industry??Food and Beverage industry??Generation units up to 25 MW??Microturbines up to 5 MW??Bypass stations??Reducing stations??Steam generators??Oil systems??Cogeneration units??MonitoringIdentification data:Legal form: Join-Stock CompanyCompany registered in the Commercial Register maintained by the Regional Court in Plzen, Section B, Insert 1319Ident. No. (ICO): 45358028, VAT ID (DIC): CZ 45358028Engineering: Services:Valves: Measurement and control:??Valves for steam and condensate in generating and industrial installations??Control and shut off valves, check valves??Reducing valves??Quick-closing valves??Drain and blowdown valves??Safety valves??Ball valves??Check (non-return) valves??HP and LP steam separators??Steam traps??Control and optimization of energy processes??Control of pressure, temperature and amount??Measurement of energy quantities??Control, regulation and safety systems of microturbines??Occupational health and safety management systems (BOSP)??Installation and setting of servo-actuators??Vibration and movement of rotary machines – Reutlinger??Diagnostics of steam traps operation??Studies on energy savings??Energy equipment design??Turnkey projects??Energy audits??Consulting??Energy equipment installation??Pipeline system installation??Spare parts supply??Project Financing??Trainings within G-Team Academywww.g-team.cz 3 4About G-Team, a.s. Fields of application:www.g-team.cz 5MICRO STEAM TURBINES www.g-team.cz 6ClassificationMicro Steam Turbines (TR)TR with frequency converter TR Hi 150:TR with “overhung” impeller TR100, TR320, TR560 and TRM3:TR with “between bearings”impeller TRm:??G-Team, a.s. self-construction??gearbox replaced with high-frequency generator and frequency converter??compact design??only to drive high-frequency generator integrated in turbine??G-Team, a.s. self-construction??simple – modular construction, low installation costs and quick economic pay off solution??efficiency optimization due to partial arc of admission??compact design??high overall thermal efficiency??service life – min. 25 years??simple operation and maintenance??suit to drive generators, feedwater pumps and ventilators??simple installation??classic construction??long service life??mechanical and electronic regulation??multiple stages of blades??suit to drive generators, feedwater pumps, ventilators and sugar-cane millsFor mechanical drives ? ? ? ? ? ?To drive generator ? ? ? ? ? ?With integrated gearbox ? ? ? ? ? ?Maximum operating parametersInlet steam pressure up to [MPa (a)] 4 4 9 4 9 6Inlet steam temperature up to [°C] 420 420 550 420 550 450Output (Exhaust) steam pressure up to [MPa (a)] 0,6 0,6 2,5 0,07–1,4 0,07–1,4 0,9Power output up to [kW] 80 150 700 3 000 5 000 1 200Modelp. 7 p. 8 p. 9 p. 10 p. 11 p. 12Types: TR Hi 150 TR100 TR320 TR560 TRM3 TRmEquipment for power and heat generation industrywww.g-team.cz 7TR100 www.g-team.cz 8TR HI 150??Microturbine TR100 is particular-ly designed to drive generators with following power generation.??Gearbox with fixed-on stator of TR100 reduces the speed of impeller to comply with the electric asynchronous genera-tor speed. Base frame including entire oil system and gearbox connected to propelled machine by means of flexible coupling. Mechanical face seals provided reduce steam leaks effectively.??Microturbine is used for automat-ic steam reduction to required value in connection with steam extraction which determines elec-tric output of generator.??Microturbine TR Hi 150 is intend-ed and designed for pressure reduction of water vapour and extremely low steam flow com-plying the requirements for safe and mechanical operation togeth-er with high efficiency. Turbine casing with electric generator stator form a unit without coupling and secondary rotary parts.??Impeller is “overhung” type on rotor of high-frequency electric generator. Mechanical face seals provided reduce steam leaks ef-fectively. Complete oil system is included to supply lubricating and governor oil.??Microturbine is used for automat-ic steam reduction to required value in connection with steam extraction which determines elec-tric output of generator.112235435641/ Steam inlet Power output up to 80 kW2/ Steam outlet Generator speed 30 000 rpm3/ Turbine casing Inlet steam pressure up to 4,0 MPa (a)4/ Base frame Exhaust steam pressure up to 0,6 MPa (a)5/ High-frequency generator Inlet steam temperature up to 420 °C1/ Steam inlet Power output up to 150 kW2/ Steam outlet Generator speed 3 000 rpm3/ Turbine casing Inlet steam pressure up to 4,0 MPa (a)4/ Gearbox Exhaust steam pressure up to 0,6 MPa (a)5/ Asynchronous generator Inlet steam temperature up to 420 °C6/ Base frame Partial admission of impellerMICRO STEAM TURBINES 9TR5601012345234566TR320??Microturbine TR560 is particularly designed for isentropic enthalpy drop??h higher than 120 kJ·kg-1 with two possible partial admis-sions. Machine unit may be used in both backpressure and con-densate system. ??Gearbox with fixed-on stator of TR560 reduces the speed of im-peller to comply with the electric asynchronous generator speed. Base frame including entire oil system and gearbox connected to propelled machine by means of flexible coupling. Driven ma-chine is separately placed on concrete foundation. Mechani-cal face seals provided reduce steam leaks effectively.??Microturbine TR560 may be used in both systems – backpressure and condensate. The choice de-pends on the customer and his needs leading to heat and power generation or to use microturbine TR just for power generation.1??Microturbine TR320 is particular-ly designed to drive generators with following power generation.??Gearbox with fixed-on stator of TR320 reduces the speed of impeller to comply with the electric asynchronous genera-tor speed. Base frame including entire oil system and gearbox connected to propelled machine by means of flexible coupling. Mechanical face seals provided reduce steam leaks effectively.??Microturbine is used for automat-ic steam reduction to required value in connection with steam extraction which determines elec-tric output of generator.www.g-team.cz 1/ Steam inlet Power output up to 700 kW2/ Steam outlet Generator speed 3 000 rpm3/ Turbine casing Inlet steam pressure up to 9,0 MPa (a)4/ Gearbox Exhaust steam pressure up to 2,5 MPa (a)5/ Asynchronous generator Inlet steam temperature up to 550 °C6/ Base frame Partial admission of impeller1/ Steam inlet Power output up to 3 000 kW2/ Steam outlet Speed 1 500 rpm3/ Turbine casing Inlet steam pressure up to 4,0 MPa (a)4/ Gearbox Exhaust steam pressure up to 0,07-1,4 MPa (a)5/ Synchronous generator Inlet steam temperature up to 550 °C6/ Base frame Partial admission of impellerMICRO STEAM TURBINES www.g-team.cz 11TRm www.g-team.cz 1234561213456??This type of microturbine may be used with gearbox or with-out gearbox with possibility of more blade stages. Mechanical and electronic regulation is suit-able for this type of turbine.??Microturbine consists of welded base frame providing support for turbine body, drive machine (gen-erator, pump or second gearbox for sugar-cane mill), oil system and oil tank. Rotor is placed be-tween two friction bearings. Flex-ible coupling provides connec-tion of rotor shaft and gearbox. Mechanical face seals provided reduce steam leaks effectively and also conducts seal steam.??Shaft speed is automatically gov-erned by microturbine depending on the driven machine require-ments. No regulation of exhaust steam pressure for mechanical actuators.??Microturbine TRM3 is particu-larly designed for isentropic enthalpy drop ?h higher than 400 kJ/kg with possible one up to three steam extractions. Ma-chine unit may be used in both backpressure and condensate systems. ??Turbine casings I., II. and III. stage are fixed to gearbox to reduce turbine wheels speed to comply with generator speed. Base frame including entire oil system and gearbox connected to propelled machine by means of flexible coupling. Driven ma-chine is separately placed on concrete foundation. Mechani-cal face seals provided reduce steam leaks effectively.1/ Steam inlet Power output up to 5 000 kW2/ Steam outlet Speed 1 500 rpm3/ Turbine casing Inlet steam pressure up to 9,0 MPa (a)4/ Mechanical regulation Exhaust steam pressure up to 0,07-1,4 MPa (a)5/ Driven machine Inlet steam temperature up to 550 °C6/ Base frame Controlled extraction after the I. Stage1/ Steam inlet Power output up to 1 200 kW2/ Steam outlet Speed 5 000 rpm3/ Turbine casing Inlet steam pressure up to 6,0 MPa (a)4/ Mechanical regulation Exhaust steam pressure up to 0,9 MPa (a)5/ Driven machine Inlet steam temperature up to 450 °C6/ Base frameTRM32MICRO STEAM TURBINES CONTROL VALVESCONTROL VALVES1/ Nominal size DN100÷DN400 / DN350÷DN1400 DN100÷DN400 / DN350÷DN14002/ Nominal pressure up to PN100 up to PN4003/ Max. Temperature [°C] 450 6104/ Valve body Angle Angle5/ Connection Weld end / Flange Weld end / Flange6/ Standard CSN, EN (connection acc. To ANSI, GOST) CSN, EN (connection acc. To ANSI, GOST)7/ Characteristic Linear / Equal percentage Linear / Equal percentage8/ Body material Cast: GP240GH, G17CrMo5-5Forged: P245GH, 13CrMo4-5, 16Mo3Cast: G17CrMo5-5, G17CrMoV5-10Forged: 13CrMo4-5, 10CrMo9-10, X10CrMoVNb9-19/ Kvs [m3/h] 125÷4000 125÷400010/ Actuator Electric, Pneumatic, Hydraulic Electric, Pneumatic, Hydraulic11/ Valve plug Unbalanced / Balanced Unbalanced / Balanced12/ Application Reducing stations; Bypass stations Reducing stations; Bypass stationsDN15÷DN500 DN80 - DN1400 DN80 - DN1400up to PN500 up to PN250 up to PN500610 450 610Globe „Z“ form „Z“ formWeld end / Flange Weld end / Flange Weld end / FlangeCSN, EN (connection acc. To ANSI, GOST) CSN, EN (connection acc. To ANSI, GOST) CSN, EN (connection acc. To ANSI, GOST)Linear / Equal percentage Linear / Equal percentage Linear / Equal percentageCast: GP240GH, G17CrMo5-5, G17CrMoV5-10, Forged: P245GH, 13CrMo4-5, 10CrMo9-10, X10CrMoVNb9-1, 16Mo3Cast: GP240GH, G17CrMo5-5Forged: P245GH, 13CrMo4-5, 16Mo3Cast: G17CrMo5-5, G17CrMoV5-10Forged: 13CrMo4-5, 10CrMo9-10, X10CrMoVNb9-10,01÷2800 125÷4000 125÷4000Electric, Pneumatic, Hydraulic, Hand wheel Electric, Pneumatic, Hydraulic Electric, Pneumatic, HydraulicUnbalanced / Balanced Unbalanced / Balanced Unbalanced / BalancedRegulation of injected water, seal steam and (water) level in heaters; condensate regulation (level, recirculation)Feed valve, Bypass stations Bypass stationsAZR 450 AZR 610 AZ 23 AZZ 450 AZZ 610AZZ 45014www.g-team.cz 13DESUPERHEATERSVCHA VCHT PRCH TCH-RT CHPwww.g-team.cz 161/ Nominal size DN100÷DN700 DN25÷DN2002/ Nominal pressure PN16÷PN400 PN16÷PN1003/ Max. Steam temperature 610 5504/ Connection Weld end / Flange Weld end / Flange5/ Body material P245GH, 16Mo3, 13CrMo4-5, 10CrMo9-10, X10CrMoVNb9-1 P245GH, 16Mo3, 13CrMo4-5, 10CrMo9-10, X10CrMoVNb9-16/ Standard CSN, EN (connection acc. To ANSI, GOST) CSN, EN (connection acc. To ANSI, GOST)7/ Cooling system Aerodynamic Aerodynamic8/ Operating range 10% ÷ 100% of rated flow 15% ÷ 100% of rated flow9/ Min. steam temperature after cooling Saturation temp. + 7 – 11 °C Saturation temp. + 7 – 11 °C10/ Min. ?p injected water and cooled steam [bar] 2 0,711/ Application Reducing and Cooling (Desuperheating) stations; Bypass stati-ons; Steam boiler (superheaters, reheaters)Reducing and Cooling (Desuperheating) stations; Bypass stations; Seal steam; Steam for technological processesDN250÷DN500 DN125÷DN1400 DN200÷DN700PN16÷PN100 PN16÷PN160 PN16÷PN160550 610 610Weld end / Flange Weld end / Flange Weld end / FlangeP245GH, 16Mo3, 13CrMo4-5, 10CrMo9-10 P245GH, 16Mo3, 13CrMo4-5, 10CrMo9-10, X10CrMoVNb9-1 P245GH, 16Mo3, 13CrMo4-5, 10CrMo9-10, X10CrMoVNb9-1CSN, EN (connection acc. To ANSI, GOST) CSN, EN (connection acc. To ANSI, GOST) CSN, EN (connection acc. To ANSI, GOST)Aerodynamic Spray nozzles Atomizing steam15% ÷ 100% of rated flow 3% ÷ 100% of rated flow 3% ÷ 100% of rated flowSaturation temp. + 7 – 11 °C Saturation temp. + 7 – 11 °C Saturation temp. + 7 – 11 °C1 5 3Reducing and Cooling (Desuperheating) stations; Bypass stations; Steam for technological processesReducing and Bypass stations; Turbine backpressure for low pressure lossesReducing and Cooling (Desuperheating) stations; Turbine extraction; Turbine backpressure; High flow range of steam and cooling waterDESUPERHEATERS15BYPASS STATIONillustration pictureEXTRACTION CHECK VALVES – FGT18BYPASSES1/ Nominal size DN100÷DN400 / DN350÷DN14002/ Nominal pressure up to PN5003/ Max. Temperature [°C] 6104/ Valve body Angle, „Z“ - form5/ Connection Weld end / Flange6/ Standard CSN, EN (connection acc. To ANSI, GOST)7/ Characteristic Linear / Equal percentage8/ Body material Cast: GP240GH, G17CrMo5-5, G17CrMoV5-10 Forged: P245GH, 13CrMo4-5, 10CrMo9-10, X10CrMoVNb9-19/ Kvs [m3/h] up to 630010/ Actuator Electric, Pneumatic, Hydraulic1/ Nominal size DN80÷DN12002/ Nominal pressure up to PN1003/ Max. Temperature [°C] up to 5504/ Connection Weld end / Flange5/ Standard CSN, EN (connection acc.to ANSI, GOST)6/ Body material GP240GH, G17CrMo5-5, G17CrMoV5-107/ Actuator Pneumatic / hydraulic / self-acting (without actuator)8/ Application Turbine extraction systemwww.g-team.cz VALVES17DESIGN ENGINEERINGof pipeline systemsin power generation and industry Design and control of unnormalized pipeline componentsDesign and documentation of auxiliary steel structuresIsometric drawings for pipeline Balance and functional schemeFlexibility and thermal expansion analysisDesign Engineering20www.g-team.cz 19??technical feasibility study, ideal balance design of energy equipment and units,??comprehensive project documentation for planning permission (basic design), building design (detail design) and actual design of technological equipment and operation sets for power plants, heating plants and industrial estates in compliance with valid law and technical regulations,??project documentation of repairs and reconstructions of selected technological equipment and operation sets of nuclear power plants classified as BT2 and BT3 acc. to Notice 132/2008 in conformity with requirements of Notice 309/2005,??3D design and space visualization of technological equipment and pipeline systems including safety valves exhausts, steam trap, draining and air-vent in 3D CAD Solid Edge and Smap3D Plant Design,??calculation, piping and instrumentation diagram/drawing showing pipeline components, valves, energy equipment and instrumentation MaR including position of pipeline and auxiliary steel constructions,??design and calculation verification of unnormalized pipeline components through SW ANSYS PROFESSIONAL,??piping Flexibility Analysis through SW CAESAR II??design of pressure and pressure-free vessels, reducing, desuperheating (cooling) and bypass stations including safety pressure equipment in compliance with valid law,??project documentation of pressure tests and cleaning processes after installation,??control algorithm design for regulation, warming-through and commissioning of technological equipment, creation of operating regulations,??G-Team ACADEMY – trainings and seminars.Feed tankTesting piping route of desuperheaters Testing piping route of valvesMicroturbine connection pointsCirculating water storage tankGas boiler with superheaterCirculating water pumpFeed pumpFTTTMMCCFCC www.g-team.cz Experimental and Development Department21 22??Control valves testing testing pipe route designed according to CSN EN 60534-2-3 provides flow characteristics and nominal flow coefficients kvs of control valves - DN15 – DN150, up to kv = 100 m3/h.??Desuperheaters testing ?? testing route designed for nozzle optimization of mixing cooler of superheated steam,? ??practical verification of newly designed desuperheaters with possibility of size measuring of atomized drops, ?? testing parameters of reduced inlet steam – temperature up to 240 °C, pressure approx. 12 bar(g), amount up to 4 (÷6) t/h, ?? testing parameters of inlet cooling water – temperature 15÷100°C, pressure up to 20 bar(g), amount up to 2,0 t/h.??Microturbine testing ?? testing route designed for verification of TR service availability before despatch to customer (check of operating vibrations and oil temperature in bearings), ?? testing parameters of inlet steam – temperature 240°C, pressure 12 bar(g), flow 4 (÷6) t/h.EXPERIMENTAL AND DEVELOPMENT DEPARTMENTEquipment for power and heat generation industryINSTALLATIONInstallation23 24www.g-team.cz ??Steam turbine installation Condensing steam turbines Backpressure steam turbines Microturbines Gearbox installation Heavy manipulation into and in installation area??Turbine Current and overhaul repair Spare parts supply??Generator installation Air-cooled generators Hydrogen-cooled generators??Pipeline system installation Pipeline installation from P91, noncorrosive and carbon material Pipeline oil systems Water-steam pipeline High-pressure hydraulic pipeline Industrial gas system Installation and adjustment of control valves Installation and adjustment of servo-actuators ??Additional installations Installation of hydrogen system Installation of oil system Installation of integrated oil system Installation of pumps and feed pumps Installation of coolers (desuperheaters) Installation of heaters, tanks and pressure vessels Installation of steam turbine condensers Measurement of energy quantities Vibration and movement of rotary machines Diagnostics of steam traps operation Equipment for power and heat generation industrywww.g-team.cz wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww................gggggggggggggggggggggggggggggggggggggggggggg---tttttttttttttteeeeeeeeeeeeeeeaaaaaaaaaaaaaammmmmmmmmmmmmm...ccccccccccccccccccccccccccccccccccccccccccccccccccccccccczzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz PRODUCTIONProduction25 26www.g-team.cz G-Team a.s. provides manufacturing its own products without dependence on further suppliers. Manufacturing process is controlled by information system from drawing documentation through technology, standardization and planning up to workshop with monitoring of each manufacturing procedure including bar-code reader terminals. ??Milling (Machining) G-team a.s. provides milling on modern CNC machines. CAM system ensures programming with 3D simulation. CNC machines allow milling process of hardness up to 400HV. Machine components: 5-axis CNC milling machines CNC lathes CNC drilling machine Conventional machines – drilling machine, carousel, lathes, milling machines, grinders??Welding procedure: Methods: TIG, MIG, MAG, MMA certification according to EN-ISO 3834-2 meets the requirements of Not. 132/2008 up to BT2 category incl.??Heat treatment: Digital annealing furnaces Local preheating and digital resistance annealing??Sandblasting??VarnishingEquipment for power and heat generation industryPetrská 2110 00 Prague 1Czech Republicwww.g-team.czOfficeHeadquarters and the ProductionCervený mlýn330 23 Pilsen – VochovPh: +420 377 822 401 +420 377 822 410Fax: +420 377 822 425E-mail: gteam@g-team.cz G188/12© 9/2013Equipment for power and heat generation industryApproved Partner CEZWorkplace Conditions Assessment (WCA)CSN EN ISO 3834 – 2:2006CSN EN ISO 14001:2005ISO 9001:2008Gold Medal - MSVBrno 2009 (TR Hi150)ISO 9001 2008 CSN EN ISO 14001 2005C CSN EN ISO 3834C W k l C ditiW A d P t CEZA