Paper Board and Paper ProductionLaajuus (5 cr)
Code: 5P00BQ41
Credits
5 op
Objectives
The student knows and understands
• the unit processes of paper and paper board making and can evaluate their effects on paper quality and on environment
• the paper machine cloths and understands their effects on quality and on costs.
Content
- Pulp slushing, deflaking and refinin
- Short and long circulations
- Handling the broke
- Headbox and wire section
- Press section and dryerg section
- Surface sizing and calendering
- Reeling, winding and sheeting
- Equipment and processes
- How to affct quality, costs and the environment
Enrolment period
02.12.2021 - 31.12.2021
Timing
10.01.2022 - 30.04.2022
Credits
5 op
Mode of delivery
Contact teaching
Unit
Bioproduct Engineering
Teaching languages
- Finnish
Degree programmes
- Degree Programme in Bioproduct Engineering
Teachers
- Virpi Rämö
Groups
-
20BIOTA
-
21KVTBIOT
Objectives (course unit)
The student knows and understands
• the unit processes of paper and paper board making and can evaluate their effects on paper quality and on environment
• the paper machine cloths and understands their effects on quality and on costs.
Content (course unit)
- Pulp slushing, deflaking and refinin
- Short and long circulations
- Handling the broke
- Headbox and wire section
- Press section and dryerg section
- Surface sizing and calendering
- Reeling, winding and sheeting
- Equipment and processes
- How to affct quality, costs and the environment
Location and time
Schedule to be shared with the students at the beginning of the course. In general 3h contact learning each week and 2h distant learning each week.
Exam schedules
Excursion to paper board or paper mill or to paper machine manufacturer if possible.
Assessment methods and criteria
Exams 2 * 20p, seminar 10 p, homework 6p and participation to lectures 4p. Altogether 60p. You have to get at least 8 points from each exam to pass the course.
Assessment scale
0-5
Teaching methods
Contact learning, distant learning, theory lectures, group tasks and discussions, potential visiting lectures & excursion, homeworks, individual repetiotin and recap sessions of earlier lecture contents, 2 partial exams, group works and seminar presentation
Learning materials
Knowpap
Papermaking science and technology, a series of 19 books. Some chapters of the following books:
- 8. Papermaking Part 1, Stock preparation and Wet end, ed. Hannu Paulapuro
- 9. Papermaking Part 2, Drying, ed. Markku Karlsson
- 10. Papermaking Part 3, Finishing, ed. Pentti Rautiainen
Material handled in lessons (Moodle)
Student workload
50 contact lessons, 88 h own work: preparing for exams, homework, group work & seminar
Content scheduling
Topics covered at lectures: Implementation plan, paper board and paper grades and properties, stock preparation and refining, water circulations, broke handling, headbox, wire section, press section, drying, calendering, surface sizing, reeling, winding, reel packaging, sheeting, manufacturing lines for different grades
Completion alternatives
No
Practical training and working life cooperation
Excursion to paper board or paper mill or to paper machine manufacturer if possible.
International connections
Potential visiting lecturers
Further information
Follow course Moodle pages for course material & exercises and Moodle news channell for up to date information sharing.