Birgir Norddahl

Process simulation and economical evaluation of enzymatic biodiesel production plant.

Ben-Guang Rong, Lene Fjerbaek Sotoft, Knud V Christensen, 2010, Bioresource technology.

Forward osmosis applied during concentration of biogas digestates using hide preservation effluents from tannery industry as draw solution

José Antonio Mendoza-Roca, Knud Villy Christensen, Birgir Norddahl, 2017 .

Systematic approach for synthesis of intensified biodiesel production processes

Lene Fjerbæk Søtoft, Ben-Guang Rong, Knud Villy Christensen, 2010 .

The BIOREK® concept: a hybrid membrane bioreactor concept for very strong wastewater

Knud Villy Christensen, Birgir Norddahl, K. Christensen, 2005 .

Full scale plant with membrane based concentration of blackcurrant juice on the basis of laboratory and pilot scale tests

Lene Fjerbæk Søtoft, Knud Villy Christensen, Birgir Norddahl, 2012 .

A review of the current state of biodiesel production using enzymatic transesterification

Birgir Norddahl, Lene Fjerbaek, K. Christensen, 2009, Biotechnology and bioengineering.

Optimising simple biogas digesters for use in cold regions of developing countries

Birgir Norddahl, Sven G. Sommer, S. Sommer, 2008 .

A membrane contactor for ammonia stripping,pilot scale experience and modeling

Knud Villy Christensen, Birgir Norddahl, K. Christensen, 2006 .