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BJ01A4011 Mechanical Unit Operations, 4 cr 
Code BJ01A4011  Validity 01.08.2017 -
Name Mechanical Unit Operations  Abbreviation Mechanical Unit 
Credits4 cr   
TypeBasic studies  
  Grading scaleStudy modules 0-5,P/F 
  Eligibility for post-graduate studiesno
    Allowed to study several timesno
Organisation LUT School of Engineering Science 

Ritva Tuunila 

Description by Study Guide
Note  Location: Lappeenranta 
Year  B.Sc.  (Tech.) 1 
Teaching Language  Finnish 
Teacher(s) in Charge 

Associate professor, D.Sc. (Tech.) Ritva Tuunila


After completing the module the student can - list the most common mechanical unit processes – determine pressure drop of pipe flow – determine power need of a pump - describe the most common equipment used for storing, transporting and comminution of solid material - select tentatively suitable equipment for comminution based on the properties of feed material - describe the most common equipment used for solid-liquid separation - select tentatively suitable equipment for solid-liquid separation based on the suspension properties and separation target - work in a group - write a group work report based on the instructions.


Fluid flow in a pipe and pressure drop of pipe flow. Power need of a pump. Storing, transportation and comminution (crushing, grinding) of solid material. Classification of solid material. Solid-liquid separation by sedimentation and filtration.

Teaching Methods 

Lectures and exercises 28 h, 3rd period. Group work and Moodle seminar 20 h, home assignments and self-study 56 h.
Total workload 104 h.

Examination in Examination schedule (Yes/No)  No 
Examination in Moodle (Yes/No)  No 
Examination in Exam (Yes/No)  Yes 
Assessment scale and assessment methods 

0-5, electronic exam 40%, evaluated home assignments 45%, group work 15%.

Course Materials 

Coulson J.M. et al. Chemical Engineering, Vol 1 and 2 (applicable chapters).
Svarovsky, L. Solid-Liquid Separation, (applicable chapters).

Places for exchange-students? (Yes, number/No)  No 
Places for Open University Students?(Yes, number/No)  max 5 

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