DRESSERRAND GmbH Oberhausen, Germany Steam turbine products

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DRESSER-RAND GmbHOberhausen, GermanySteam
turbine products
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GLT Turbines

• New version GLT Turbine
• Max inlet pressure 650 psig
• Max inlet temperature 7750 F
• Max exh pressure 101 psig
• Max power 160 hp
• Speed 3600 RPM

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GLT Turbines

• New version GLT turbine
• Centreline supported casing
• Unique circular section supports for transverse
  and axial thermal expansion

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GLT Turbines

• GLT turbine
• Overhung rotor with free thermal expansion
• Rugged TERRY solid wheel design
• Oil lubricated roller journal bearing
• Oil lubricated ball type combined journal and
  thrust bearing

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GLT Turbines

• Unique trip valve and governor valve design with
  concentric spindle, but separate valves and stems

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Z-Line Turbines

• TERRY design Z-lines
• Max inlet pressure 650 psig
• Max inlet temperature 8250F
• Max exh pressure 175 psig
• Max power 900 hp
• Speed 5500 RPM

These units are destined for a Middle Eastern
Refinery for pump drive services
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Z-Line Turbines

• These units are destined for a Petrochemical
  plant for boiler forced draft fan drive services.
  These fans are double end drives with alternative
  power sources (electric motor and steam turbine)

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Z-Line Turbines

• These soleplate-mounted, geared units are
  destined for Middle Eastern Sugar Mills for
  boiler forced draft fan drive services.

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Z-Line Turbines

• These units are destined for Venezuela (Sincor),
  and are fitted with modern electronic governors
  and monitoring instrumentation per Engineering
  contractor (Krupp-Uhde) specifications

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GSA Turbines

• TERRY design GSA line
• Max inlet pressure 900 psig
• Max inlet temperature 9000F
• Max exh pressure 250 psig
• Max power 3000 hp
• Speed 7000 RPM

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GSA Turbines

• This turbine with gear, panels and lube system is
  driving a critical process pump at REPSOL in
  Tarragona

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GAF Turbines

• TERRY design GAF turbines
• Max inlet pressure 700 psig
• Max inlet temperature 8250F
• Max exhaust pressure 75 psig (or condensing)
• Max power 3900 hp
• Speed 6500 RPM

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GAF Turbines

• Small, standard multistage turbine design for
  mechanical drive or turbo-generator drive
  application
• This unit drives an integrally-geared air
  compressor at FORD motor company in Valencia,
  Spain

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GAF Turbines

• This unit is a 2,5 mW Turbogenerator for a waste
  incineration plant in France with instrumentation
  for remote / unmanned operation

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Nuclear Industry Turbines

• These are 2 GS-2N (Nuclear) turbines to drive
  critical emergency core cooling water injection
  pumps for pressurised water reactors in French
  nuclear power stations

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AVT..TW.. Turbines
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AVT..TW.. Turbines

• Salient features
• Integrally geared
• Overhung design
• Horizontal or vertical configuration
• High speed / high efficiency

• Inlet pressure 2000 psig
• Inlet temp. to 980 deg F
• Exhaust pressure to 580 psig

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AVT..TW.. Turbines

• Fully horizontally split casings (gearbox and
  turbine)
• API design

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AVT..TW.. Turbines

• Rotors shrunk on (low speed) or HIRTH coupling
  design (high speed)
• Double helical gearing
• Speeds upto 13000 RPM

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AVT..TW.. Turbines

• High speed turbine wheel showing HIRTH coupling
  attachment

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AVT..TW.. Turbines

• Mechanical Drives
• Pump drives like this cooling water pump drive
  for Rayong, Thailand
• Fan drives
• Blower drives
• Screw compressor drives

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AVT..TW.. Turbines

• Vertical configuration pump drives such as this
  cooling water pump drive for ESSO Port Jerome

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AVT..TW.. Turbines

• Vertical units generally have single helical
  gears due to thrust balancing
• These units also have fully axially split casings
  for ease of maintenance (API design)
• The rotors have special bearing supports to
  enable the gear case cover to be taken off for
  inspection without disturbing rotor alignment

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AVT..TW.. Turbines

• Generator Drives

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2TA.. Turbines
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2TA.. Turbines

• Salient features
• Between bearings
• API 612 design
• Rotors solid or built up
• Glands carbon ring or labyrinth

• Inlet pressure 2000 psig
• Inlet temp. to 980 deg F
• Exhaust pressure to 500 psig
• Speeds upto 17000 RPM

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2TA.. Turbines
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2TA.. Turbines

• Compressor drives such as this recycle compressor
  drive for ENGEN Refinery in South Africa
• Fan drives
• Blower drives

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2TA.. Turbines

• This compressor drive turbine is for KNPC Kuwait
  running at
• 14000 rpm and is fitted with pneumatically
  operated handvalves and a redundant coil
  hydraulic governor valve actuator

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GTW.. Turbines
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GTW.. Turbines

• Salient features
• Overhung rotor design
• API 612 design
• Rotors solid or built up
• Glands carbon ring or labyrinth

• Inlet pressure 2000 psig
• Inlet temp. to 980 deg F
• Exhaust pressure to 400 psig
• Speeds upto 17000 RPM

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GTW.. Turbines

• 2TA Turbine bearing cases
• AVT..TW.. Turbine casings
• Single valve or multivalve inlet
• Process compressor driver applications requiring
  full admission, single stage turbines

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GTW.. Turbines

• Compressor drives such as this 850 kW and 14400
  RPM centrifugal air compressor driver for ADNOC
  Ruwais Refinery in Abu Dhabi.
• Turbine has full admission inlet and 4 valve
  multivalve

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GTW.. Turbines
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Accessories

• Trip Valves
• All units have TT valves
• Can be mechanically or hydraulically operated
  (such as for remote auto-start applications)
• Excerciser feature is available on both
  mechanical and hydraulic types

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Accessories

• Governor Valves

• All single valve units double seated
• Direct mounted actuators
• Can be hydraulically or pneumatically operated

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Accessories

• Governor Valves

• Most AVT..TW.., 2TA and GTW turbine model inlets
  can be fitted with a multivalve inlet
• This gives improved - fully automatic - partload
  performance

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Accessories

• Governor Valves

• Multivalves can be for half admission or full
  admission designs
• Actuation is by means of a bar lift with direct,
  locally mounted actuator
• Individual valve covers are used for ease of
  inspection and maintenance

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Accessories

• Nozzle Blocks
• All milled design
• Can be half admission with pinned outer ring as
  shown below

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Accessories

• Nozzle Blocks
• Full admission designs have inner and outer ring
  construction
• Outer ring shrunk on (and pinned)

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Accessories

• Electronic Overspeed trips
• Electronic governors and / or overspeed trips
  are possible on all units
• They are standard on all API 612 turbines
• Toothed surface used on shaft

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Accessories

• Panels
• Usually electronic logics are mounted in a panel
  by D-R
• 505 governor is mounted on the door
• Protech 203 is mounted on inside back panel
  (mounting plate)
• Fully tested with turbine

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Accessories

• Panels

Modern refinery compressor drivers often have
triple redundant governor systems to ensure
maximum reliability, even in case of electronic
microprocessor failures. The unit above included
5009 governor and Protech 203 voting overspeed
system
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Accessories

• Panels
• Can be open for safe areas or purge type (such as
  this panel for BENTLY NEVADA monitoring system -
  3500 Series)

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Accessories

• Panels
• Can be used to monitor and control multiple
  units, such as this panel for a Middle Eastern
  Refinery

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Accessories

• Switchgear
• Typical modern turbogenerator switchgear panel
  will have the Woodward 505 governor and a SIEMENS
  S7 PLC (or equal) mounted on the front with an
  operator interface panel and instrumentation

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Accessories

• Switchgear

Great care is taken with engineering, wiring and
layout to ensure a clean, easily maintainable
system
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Trip Throttle Valves
A separate product line in itself are the
Oberhausen TT valves. These are separate, line
mounted items for use in small or large steam
turbines These can be push-to-seat or
pull-to-seat Excerciser feature available Can be
spring operated or hydraulic
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Trip Throttle Valves
This shows a typical 10 600 lb Trip Throttle
valve in pull-to-seat configuration with a manual
exerciser
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Lube Oil Systems
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Lube Oil Systems
These can range from standard, integral,
baseplate mounted systems for industrial
turbogenerator applications such as shown above
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Lube Oil Systems
Over integral lube oil systems to API 611 or 614
standards (this unit is integral baseplate
mounted API 611 standard)
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Lube Oil Systems
To separate lube oil consoles to API 611 and
customer standards (these units are separate
consoles to API 611 standard plus customer specs)
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Lube Oil Systems
All the way to separate lube oil skids fully in
accordance with API 614 special purpose and
specific customer project specifications
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Lube Oil Systems

• and also separate lube oil consoles to API 614
  and specialised customer standards (these units
  are separate consoles to API 614 standard plus
  extensive customer specs)

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Lube Oil Systems
This is a separate lube oil system is supplying
multiple compressor and steam turbine trains with
a total flow in excess of 1000 ltr/min)
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Total Driver Solutions
D-R GmbH can and does provide complete driver
packages such as this critical drive steam
turbine with special purpose gear, special
purpose lube system, local panel, remote
monitoring panel and spare parts
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Rotor Containers
In order to maintain valuable capital spares in
as new conditions over many years, rotor
containers can be supplied suitable for long term
storage of rotors under nitrogen purge
conditions Containers are suitable for vertical
or horizontal storage
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Quality Assurance

• All equipment is built to extremely stringent
  quality standards and extensively testing in our
  works prior to shipment
• DRESSER-RAND GmbH is qualified to ISO 9001 by
  LRQA for the manufacture of steam turbines for
  both the general and nuclear industries