Dahlman Renewable energy


Welcome to the website of Dahlman Renewable Technology

Since 1885, Dahlman has been a specialist in filtration & separation solutions, providing equipment to clients worldwide. Since 2001 we are cooperating with ECN to develop the OLGA tar removal system. Today OLGA is proven technology, commercially available and presented together with other gas cleaning technologies.

OLGA process philosophy

OLGA process philosophy

The philosophy of OLGA is based on dew point control. OLGA operates above the water dew point, but reduces the tar dew point to a level under the lowest process temperature. Tar & water are not mixed! The tar removal principle of OLGA is based on a multiple stage scrubber in which, the gas is cleaned by special scrubbing oil. In the first section of OLGA... more..

OLGA tar removal system

OLGA tar removal system

The OLGA tar removal system is composed out of classic process equipment. Its innovation comprehends the application, the process phylosophy and the use of special scrubbing oils. OLGA is the acronym for OiL GAs scrubber. The OLGA scrubbing technology is very robust and  flexible, resulting in reliable operation and excellent efficiency.    more..