On electro-dewatering a cellulosic sludge

Dorin D. Lucache1, Adrian Bulgaru2, Dan Ioachim1, Elena Danila1

1 Gheorghe Asachi Technical University of Iasi, Faculty of Electrical Engineering, 53 Mangeron Blvd., 700050, Iasi, Romania
2 S.C. Vrancart S.A., 17 Ecaterina Teodoroiu Str., Adjud, Romania


The paper describes in brief the electro-osmosis process and reviews the possibility to use it in dewatering the pulp and paper waste sludge. The waste sludge main characteristics and dewatering methods from the Vrancart SA factory are revealed. After the experimental method and test bench description, some results from the preliminary laboratory tests on the Vrancart SA sludge are presented and discussed.


dewatering; electro-osmosis; pulp and paper; residual sludge

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