Torrefaction of biomass
The ACB process

ANDRITZ SEPARATION develops and

(accelerated carbonized biomass) process

cesses to convert solid biomass of diffe-

offers technologies and processes for

comprises an efficient and robust method

rent sources into a highly suitable renew-

the generation of energy from natural

for turning different biomass feedstocks

able fuel. In our ACB demonstration plant

resources which are renewable (natu-

into a densified and torrefied biomass fuel

for production of 1 t/hr torrefied product

rally replenished) and from waste by-

product. Torrefaction is a thermal pro-

ANDRITZ SEPARATION is testing different

products of production processes that

cess to enhance product quality and ener-

types of biomass to find out how they be-

would otherwise go to landfill. ANDRITZ

gy density of different biomass feedstock

have and what product qualities can be ob-

SEPARATION together with other partners

and opens up a wide field of applications,

tained. Our commercial turnkey plants are

in the Austrian ACB consortium have de-

for example to increase the co-firing rate

offered for a single line capacity of 50.000 t/a

veloped innovative torrefaction technolo-

up to 100%. Torrefaction is one of the

focusing on decentralized fuel production

gy – the so called ACB process. The ACB

ANDRITZ

projects.

SEPARATION innovative pro-

www.andritz.com