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Ano Letivo: 2014/15

Engenharia Química e Bioquímica

Pulp Technology (Option)

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Publication in the Diário da República: Despacho nº 10764/2011 - 30/08/2011

5.5 ECTS; 3º Ano, 1º Semestre, 30,0 T + 30,0 P , Cód. 918434.

Lecturer

(1) Docente Responsável
(2) Docente que lecciona

Prerequisites
Not applicable.

Objectives
Students should be able to understand the stages of kraft cooking and bleaching and sulfite cooking and familiarise themselves with the fundamentals of chemical recovery in the pulp plant and the typical quality control tests.

Program
1-Generalities;
2-Production, reception and preparation of the wood;
3-Types of processes for paper pulp production;
4-Kraft process;
5-Important variables of the Kraft liquor;
6-Kraft cooking;
7-The sulfite process;
8-Knots separation and washing;
9-Bleaching;
10-Final treatments;
11-Quality control;
12-Recovery boiler.

Evaluation Methodology
Ongoing assessment: theoretical and practical test with minimum passing score of 10 out of 20. This mark exempts students from final examination.

Bibliography
- Garcia, J. e Lluciá, T. (1984). Blanqueo de pastas en la industria papelera. .: Univ. Politécnica de Catalunya
- Gulliehsen, J. e Fogelholm, C. (1999). Chemical Pulping. .: Fopet Oy, Finland
- Reeve, D. e Dence, C. (1996). Pulp Bleaching - Principles and Practice. Atlanta: Tappi Press
- Rydholm, S. (1985). Pulping Processes. Malabar: Robert Krieger Publishing

Teaching Method
Lectures, tutorials and laboratory classes.

Software used in class

 

 

 


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