• Special heat transfer modules

Shell-and-tube heat exchangers

• Shell-and-tube heat exchangers for single phase media (gas/liquid), condensation of pure substances (WTS)
• Hairpin heat exchangers
• Evaporators / pure substances (VERD)
• Steam condensers with desuperheating zone, condensation zone and subcooling zone. (KOND)

Cross-flow heat exchangers

• Tube register heat exchangers with bare or finned tubes (AC)
• Compressed gas cooler (DGK)
• Steam post-vapour condensation heat exchanger (DNK)

Helical coil heat exchangers

• Helical coil heat exchanger (helical coil in flown through shell) for gaseous and liquid media (COIL)

Double-pipe heat exchangers

• Straight tubes (DP)
• Helical coiled tubes (KOAX)

Triple-tube heat exchangers

• Heat exchanger with concentric triple-tube.(RS3)

Plate heat exchangers

• Plate heat exchanger for gaseous and liquid media. (MMP)

Hot storage tanks

• Heat loss and heating of hot-storage tanks (TANK)

Multi component condensers

• Shell-and-tube type with bare or finned tubes, vertical or horizontal, co-current and counter-current, tube-side and shell-side condensation, mixtures with or without inert gas. (MESK)
• Cross-flow condenser with bare or finned tubes, vertical or horizontal, co-current and counter-current, tube-side condensation only, mixtures with or without inert gas.(MUKO)

Flue gas heat exchangers

• Coil type economizers with multiple helical tube bundles (WAK)

Thermal oil heaters

• Thermal oil heaters including large themal oil data base (BREN)

Kettle reboiler

• Calculation of heat transfer and vapor production in a horizontal shell-side evaporator (kettle reboiler) (NAVE)