Alfa Laval’s Waste Heat Recovery Unit (WHRU)
optimized for recovering waste heat after gas turbines.
Application
The waste heat recovery unit recovers thermal energy in
the waste heat from the gas turbine exhaust gas,
enabling generation of hot water, water-steam or
superheated steam. The WHRU is also capable of heating
up thermal oil and TEG, and can be designed to fit
individual customer needs and optimum performance.

Customer benefits
• Customized design
• Global service network
• Large installed base
• Large manufacturing capabilities
• WHRU incl. extended scope
Applications
• FPSO
• Process industry
• District heating
• Power generation
Standard scope of supply
• WHR-unit
• Insulation & cladding
• Ducts
• Stack
• Silencer
• Expansion joints
• Diverter
• Control system
• Instrumentation
• Deaerator/feed water tank
• Feed water treatment system (incl. chemical dosing unit)
• Bypass – external or internal byppass
• Documentation (relevant manuals, certificates etc.)
Technical data
Gas Turbines fired with different fuels such as:
• Natural gas
• Diesel oill
Heating media:
• Hot water
• water-steam
• Superheated steam
• Thermal oil
• TEG or equal
Design options:
• Dry run or non-dry run
• With or without integral bypass and diverter damper
• External and Internal insulation
• Fixed or removable tube bundle
Materials:
• Tubes in carbon steel, alloy steel or stainless steel
• Casing and ducts in carbon or corten steel
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