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Cutting-edge technology

Tailored to your needs

Whatever the requirements are, we provide either bare steam turbine drivers to OEMs, or we supply complete packages including gears, lube oil systems and controls.

 

The Dresser-Rand steam turbines include

  • Standard single stage turbines for pump, fan & small compressor drives according to API 611 General Purpose (GP) standard
  • Standard and engineered single stage turbines as generator drives for waste heat recovery applications
  • Engineered single stage turbines and standard mulitstage turbines for applications according to API 611 (GP) or API 612 (Special Purpose – SP) standards
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D-R SST 350 / 500 / 700

Standard single-stage steam turbine

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  • Rugged, versatile design
  • Woodward TG Oil Relay NEMA Class A constant speed governor or electronic governor
  • Horizontally split casing with centerline support
  • Overspeed mechanical trip valve, separated from governor valve
  • Carbon ring or labyrinth sealing glands

 

  • Built-in, removable steam strainer
  • API style blanket lagging / insulation (API applications)
  • Oil ring with forced pressure lubrication or circulating oil cooling options
  • Rolling element or tilting pad thrust bearings

 

  • Broad range of controls and accessories available
  • WORTHINGTON heritage (D-R SST 350 / 500)

Technical data

Typical applications

D-R RLA

Standard single-stage steam turbine

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  • Rugged, versatile design
  • Radially split casing with centerline support

 

  • Woodward TG Oil Relay NEMA Class A constant speed governor
  • API 611-compliant, positive-seating, mechanical overspeed trip valve
  • Separate double seated governor valve
  • Built-in removable steam strainer
  • Removable carbon ring sealing glands
  • API style blanket lagging / insulation (API applications)
  • Oil ring lubricated 

 

  • Broad range of controls and accessories available 
  • COPPUS heritage

Technical data

  • Power output: 250 kW  
    Turbine speed: ≤ 4,300 to 6,000 rpm

 

  • Inlet pressure ≤ 47 bar(a) / 682 psi
    Inlet temperature ≤ 440 °C / 824 °F
  • Exhaust steam parameters: Back pressure ≤ 12 bar(a) / 174 psi

 

  • Type of wheel / blades: Curtis / Broached
  • API 611 compliant: Yes
  • Bearings: Ball bearing journal & thrust

Typical applications

 

 

D-R RLVA

Standard single-stage steam turbine

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  • Rugged, versatile design
  • Radially split casing

 

  • Vertical shaft design with NEMA motor mounting flange & various ball thrust bearing configurations
  • Woodward TG Oil Relay NEMA Class A constant speed governor
  • API 611 compliant, positive seating, mechanical overspeed trip valve

Technical data

  • Power output: 240 kW  
    Turbine speed: ≤ 4,300 to 6,000 rpm

 

  • Inlet steam pressure ≤ 47 bar(a) / 682 psi
    Inlet steam temperature ≤ 440 °C / 824 °F
  • Exhaust steam parameters: Back pressure ≤ 12 bar(a) / 174 psi

 

  • Type of wheel / blades: Curtis / Impulse
  • API 611 compliant: Yes
  • Bearings: Ball bearing journal & thrust

Typical applications

 

 

D-R RLH

Standard single-stage steam turbine

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D-R RLH-15

  • Rugged, versatile design 
  • Woodward TG Oil Relay NEMA Class A constant speed governor or electronic governor
  • Horizontally split casing with centerline support
  • API 611 compliant, positive seating, mechanical overspeed trip valve
  • Separate double-seated governor valve

 

  • Built-in removable steam strainer
  • Carbon ring sealing glands
  • API style blanket lagging / insulation (API applications)
  • Carbon ring sealing glands
  • Oil ring with forced pressure lubrication or circulating oil cooling options

 

  • Broad range of controls and accessories available
  • COPPUS heritage

Standard single-stage steam turbine

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D-R RLH-24

  • Horizontally split casing with centerline support
  • Woodward TG Oil Relay NEMA Class A constant speed governor or electronic governor
  • API 611 compliant, positive seating, mechanical overspeed trip valve
  • Separate double-seated governor valve

 

  • Built-in removable steam strainer
  • Carbon ring sealing glands
  • API style blanket lagging / insulation (API applications)
  • Oil ring with forced pressure lubrication or circulating oil cooling options
  • Ball or tilting pad thrust bearings

 

  • Broad range of controls and accesories available
  • COPPUS heritage

Technical data

  • Power output: 1,865 kW 
    Turbine speed: ≤ 6,000 rpm

 

  • Inlet steam pressure ≤ 61 bar(a) / 914 psi
    Inlet steam temperature ≤ 510 °C / 884 °F
  • Exhaust steam parameters: Back pressure ≤ 21 bar(a) / 300 psi

 

  • Type of wheel / blades: Curtis / Impulse
  • API 611 compliant: Yes
  • Bearings: Ball and sleeve bearing designs

Typical applications

 

 

 

 

D-R 2TA

Single-stage steam turbine

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  • Horizontally split casings
  • Between-bearing design
  • Multi-valve or single-valve inlet
  • Solid or built-up rotor
  • Carbon ring or labyrinth glands
  • Electronic governor
  • Electronic overspeed trip
  • Trip and throttle valves
  • API 611 & 612 compliance

Technical data

  • Power output: 3,750 kW / 5,000 HP  
  • Turbine speed: ≤ 15,000 rpm

 

  • Inlet steam pressure: ≤ 111 bar(a) / ≤1610 psi
  • Inlet steam temperature: ≤ 530 °C / ≤ 986 °F
  • Back pressure: ≤ 41 bar(a) / ≤ 595 psi

 

  • Type of blading: Curtis/Rateau-Impulse
  • API 611 compliant: Yes
  • Bearings: Tilt pad / Sleeve

Typical applications

 

 

D-R AVTTW / GTW

Single-stage steam turbine

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  • Integrally geared or direct drive overhung turbine design
  • Available in horizontal or vertical configuration
  • Axially split casing
  • Multi-valve or single-valve inlet
  • Derivative GTW frame used for compressor drives
  • GTW overhung turbine design, direct drive
  • Electronic governor
  • Electronic overspeed trip

Technical data

  • Power output: 4,500 kW / 6,000 HP 
  • Turbine speed: ≤ 13,000 or ≤ 5,000 rpm (AVTTW) | ≤ 14,500 rpm (GTW)

 

  • Inlet steam pressure: ≤ 125 bar(a) / ≤ 1813 psi
  • Inlet steam temperature: ≤ 550 °C / ≤ 1022 °F
  • Back pressure: ≤ 35 bar(a) / ≤ 508 psi

 

  • Type of blading: Curtis/Rateau-Impulse
  • API 611 compliant: Yes with comments
  • Bearings: Tilt pad / Sleeve

Typical applications

 

 

D-R C

Single-stage steam turbine

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  • Direct drive or integral gear operation
  • Overhung design
  • Multi-valve or single-valve inlet
  • Marine classification approval
  • Auto / quick start ability

Technical data

  • Power output: 3,600 kW / 4,820 HP
  • Turbine speed: ≤ 9,500 rpm

 

  • Inlet steam pressure: ≤ 120 bar(a) / 1,740 psi
  • Inlet steam temperature: ≤ 530°C / 968 °F
  • Back pressure: ≤ 35 bar(a) / ≤ 508 psi

 

  • Type of blading: Curtis/Rateau-Impulse
  • API 611 & 612 compliant: No
  • Bearings: Tilt pad / Sleeve

Typical applications

 

 

D-R GAF

Standard multi-stage steam turbine

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  • Condensing or back pressure steam turbine
  • Horizontal casing split
  • Between-bearings
  • Maximum 6 stages
  • Single-valve inlet
  • API 611 or 612 design

Technical data

  • Power output: 4,000 kW / 5,365 HP 
  • Turbine speed: ≤ 8,315 rpm

 

  • Inlet steam pressure: ≤ 55 bar(a) / 800 psi 
  • Inlet steam temperature: ≤ 440 °C / ≤ 825 °F 
  • Back pressure: ≤ 6 bar(a) / ≤ 87 psi

 

  • Type of blading: Impulse
  • API 611 & 612 compliant: Yes
  • Bearings: Tilt pad / Sleeve

Typical applications

 

 

D-R U

Standard multi-stage steam turbine

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  • Unique above center line casing split allows removing the cover without disturbing the steam sealing areas, coupling and steam connections

 

  • Condensing or back pressure
  • Low cost applications
  • Single-valve inlet
  • Up to 10 stages

Technical data

  • Power output: 6,000 kW / 8,050 HP
  • Turbine speed: ≤ 10,000 rpm

 

  • Inlet steam pressure: ≤ 46 bar(a) / 664 psi
  • Inlet steam temperature: ≤ 440°C / 825°F 
  • Back pressure: ≤ 0.05 bar(a) / ≤ 0.7 psi

 

  • Type of blading: Impulse
  • API 611 & 612 compliant: Yes
  • Bearings: Tilt pad / Sleeve
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