Design Features
Laby® Design Features
Laby® – Design Features (click to enlarge)
Laby® Application Examples
Industrial Gas – Highest Purity for Non-Toxic Gases
Main features
- Crankgear under atmospheric pressure
- Open distance piece (purging as option)
Customer benefits
- Delivery of pure gas
- Highest operational safety
Oxygen for steel production at an air separation unit in Sweden
Gas: O2
Laby® type: 4D300
Suction volume: 5’340 m3/h / 9’072 scfm
Suction temperature: 10 °C / 50 °F
Suction pressure: 1.2 bar a / 17.4 psi a
Discharge pressure: 46 bar a / 667 psi a
Shaft power: 1’030 kW / 1’380 hp
Speed: 420 rpm
Industrial Gas – Highest Safety for Toxic, Corrosive and Explosive Gases
Main features
- Gas-tight crankgear
- Crankgear under suction pressure
- Mechanical crankshaft seal
- Closed distance piece
Customer benefit
- Highest operational safety
Carbon monoxide for acetic acid production at a petrochemical plant in Malaysia
Gas: CO mix
Laby® type: 4D250
Suction volume: 2’620 m3/h / 4’451 scfm
Suction temperature: 35 °C / 95 °F
Suction pressure: 1.5 bar a / 22 psi a
Discharge pressure: 26 bar a / 577 psi a
Shaft power: 575 kW / 770 hp
Speed: 490 rpm
Petro-/Chemical Industry – Highest Reliability for Contaminated Gases
Main features
- Gas-tight crankgear
- Mechanical crankshaft seal
- Closed distance piece
- Seal gas
Customer benefits
- Highest reliability
- Highest efficiency
- Highest operational safety
Polypropylene, polethylene and EO/EG production at a PCI plant in Belgium
Gas: C3H6
Laby® type: 3K160
Suction volume: 725 m3/h / 1’232 scfm
Suction temperature: 30 °C / 86 °F
Suction pressure: 6.8 bar a / 98.6 psi a
Discharge pressure: 24.9 bar a / 361.1 psi a
Shaft power: 228 kW / 305 hp
Speed: 494 rpm
Gas Transport & Storage – Highest Flexibility for LNG, LPG, LEG, CnHm BOG
Main features
- Gas-tight crankgear
- Mechanical crankshaft seal
- Closed distance piece
Customer benefits
- Highest flexibility
- Highest efficiency
- Highest operational safety
Boil-off gas handling at an LNG terminal in Spain
Gas: CH4 mix
Laby® type: 2D250
Suction volume: 3’015 m3/h / 5’122 scfm
Suction temperature: -150 °C / -238 °F
Suction pressure: 1.17 bar a / 17 psi a
Discharge pressure: 10.3 bar a / 149 psia
Shaft power: 520 kW / 697 hp
Speed: 495 rpm