“chemical engineering”

ĶVT 643

Assistant Professor Ilo Dreijers

Course description: 10Credit units; 32 hours lectures

Control forms: Exam
Course content:

• 
  Historical owerview.
  
• 
  Comercial simulation systems (Aspen, ChemStations, SimSci, VisiMix)
  
  • 
    models,
    
  • 
    numerical methods,
    
  • 
    modules,
    
  • 
    interfeiss.
    
• 
  Case studies using available systems.
  

Literature:

User manuals and reference manuals.

Paper Tecnology

ĶVT 644

Assistant Professor Valdemārs Ščerbaks

Course description: 10Credit units; 32 hours lectures

Control forms: Exam
Course content:

• 
  Historical overview. Paper operations. Raw materials in Latvia. Paper grades.
  
• 
  Preparation of stock for papermaking.
  
• 
  Repulping, refining, metering and blending.
  
• 
  Secondary fiber. Non-fibrous additives.
  
• 
  Wet end operations. Approach system. Flowspreading and headbox. Sheet forming process. Wire part. Pressing. White water system. Vacuum system.
  
• 
  Dry end operations. Drying. calendaring. Reeling. winding. Paper machine drives. Roll finishing.
  
• 
  Surface treatments.
  
• 
  Paperboard manufacturing. Specific paper and board grades.
  

Literature:

1. 
   Фляге Д.М. Технология бумаги. M., Лесная промышленность, 1998.
   
2. 
   J.E. Kline. Paper and Paperboard: Manufacturing and Converting Fundamentals. A Pulp & Paper Book, San Francisco, 1982.
   
3. 
   Papīra ražošanas tehnoloģija. (LPSR TSP augstākie inženiertehniskie kursi). R., 1964.
   

Pulp Technology

ĶVT 645
Assistant Professor Valdemārs Ščerbaks

Course description: 10Credit units; 32 hours lectures

Control forms: Exam
Course content:

• 
  Characteristics of wood and wood pulp fibers, overview of raw materials.
  
• 
  Wood resource and harvesting. Wood preparation. Chip handling and storage.
  
• 
  Pulping methods. Market pulps, trends in pulping.
  
• 
  Mechanical pulping.
  
• 
  Sulfite pulping.
  
• 
  Kraft pulping.
  
• 
  Cooking equipment.
  
• 
  Processing of pulp.
  
• 
  Chemical recovery.
  
• 
  Bleaching.
  
• 
  Alternative fiber sources.
  

Literature:

1. 
   Непенин Ю.Н. Технология целлюлозы. М., Бумиздат, 1983.
   
2. 
   G.A.Smook. Handbook for Pulp and Paper Technologists. Angus Wilde Publications, Vancouver, 1992.
   

Wood Chemistry

ĶVT 646

Assistant Professor Valdemārs Ščerbaks

Course description: 10Credit units; 32 hours lectures

Control forms: Exam
Course content:

• 
  Wood structure, chemical composition, physical properties.
  
• 
  Pulp composition and properties. Sorption, chemical reactions, interaction with water.
  
• 
  Pulp reaction with alkalis.
  
• 
  Solution of cellulose.
  
• 
  Ksantogenates.
  
• 
  Esters and ethers.
  
• 
  Modification of pulp.
  
• 
  Hemicellulose.
  
• 
  Pectins.
  
• 
  Lignin.
  
• 
  Resin.
  
• 
  Thermal and chemical hydrolysis.
  

Literature:

1. 
   Никитин Н.И. Химия древесины и целлюлозы. М.-Л., изд АН СССР, 1992.
   
2. 
   Lecture materials and journal publications.
   

Mass transfer processes

ĶVT647
Assistant Professor Jurijs Ozoliņš

Course description: 10Credit units; 32 hours lectures

Control forms: Exam
Course content:

• 
  Mass transfer processes. Phase equilibrium. Ideal and nonideal systems, equilibrium calculations.
  
• 
  Mass transfer statisticas. material balance, operational lines.
  
• 
  Mass transfer kinetics. Molecular diffusion differential equation. Convective diffusion. Mass transfer models. boundry layer theory. similarity of mass transfer processes. Driving force, number of transfer units, height of transfer unit.
  
• 
  Mass transfer equipment design basics. Equipment with continuous contact area and tray columns.
  
• 
  Mass transfer for solid phase mass transfer (extraction, drying, adsorbtion).
  

Literature:

1. 
   Koroļkovs N., Mihailovs I. Masas apmaiņa šķidrumu sorbcijā.- Rīga: Zvaigzne,1975.- 250 lpp.
   
2. 
   Шервуд Т. , Пигфорд Р., Уилкин Ч. Массопередача. Пер. с англ.^_ Москва: Химия, 1982.^_ 696 с.
   
3. 
   Берд Р., Стюарт В., Лайтфуд Е. Явление переноса. Пер. с англ. ^_ Москва: Химия, 1974.^_ 688 с.
   
4. 
   Рудобашта С. П. Массоперенос в системах с твердой фазой. ^_ Москва: Химия, 1980.^_ 248 с.
   
5. 
   Промышленные тепломассообменные процессы и установки. Под ред. Бакластова А. М. ^_ Москва: Энергоатомиздат, 1986.^_ 328 с.
   
6. 
   Кафаров В. В. Основы массопередачи. 3 ^_е изд. ^_ Москва: Высшая школа, 1979. ^_ 439 с.
   
7. 
   Касаткин А. Г. Основные процессы и аппараты химической технологии.^_ Москва: Химия, 1973.^_ 752 с.
   
8. 
   Ch.J. Geankoplis. Transport Processes and Unit Operations. Prentice Hall,1993. 921 pg.
   

Environmental engineering

ĶVT 648
Assistant Professor Juris Mālers

Course description: 10Credit units; 32 hours lectures

Control forms: Exam
Course is meant for candidates for a doctor’s degree in ‘’ Environmental & Chemical Engineering’’.
Course content:

• 
  Environmental protection from industrial pollutants.
  
• 
  Air pollution and Engineered systems for air pollution control
  
• 
  Water pollution and treatment unit processes
  
• 
  Engineered systems for wastewater treatment and disposal
  
• 
  Engineered systems for Solid-Waste managment
  

Literature:

1. 
   1.C. D. A. F. F.A.Rjp/rjd b lh. Pfobnf jrhe;f/otq chtls. V.% Dscifz irjkf> 1991.- 319 cnh.
   
2. 
   F.B.Hjlbjyjd> D.Y.Rkeiby> Y.C.Njhjxtiybrjd. Nt[ybrf pfobns jrhe;f/otq chtls. V.% {bvbz> 1989. - 512 cnh.
   
3. 
   F.B.Hjlbjyjd> ?.G.Repytwjd> D.D.Ptyrjd b lh.. J,jheljdfybt b cjjhe;tybz lkz pfobns ,bjcaths jn ghjvsiktyys[ ds,hjcjd. V.% {bvbz> 1985.-352 cnh.
   
4. 
   H.S. Peavy, D.R.Rowe, G.Tchobanoglous. Environmental Engineering. McGraw-Hill Publishing Ltd., 1985. - 699 p.
   
5. 
   M.L.Davis, D.A.Cornwell. Introduction to Environmental Engineering. McGraw-Hill, Inc., 1991.-822 p.
   

Expermental Data analysis

ĶVT 649

Assistant Professor Ilo Dreijers

Course description: 10Credit units; 32 hours lectures

Control forms: Exam
Course content:

• 
  Error analysis and uncertainty – precision, accuracy, repeatability, reproducibility.
  
• 
  Histograms, distribution of data and associated parameters.
  
• 
  Sample statistics.
  
• 
  Correlation, regression analysis, curve fitting.
  
• 
  Analysis of variance, factorial design basics.
  
• 
  Design of experiments, first and second order plans.
  
• 
  Experimental optimization.
  
• 
  Hypothesis testing.
  

Literature:

1. 
   I. Dreijers. Eksperimentālās optimizācijas metodes. Mācību palīglīdzeklis.- RPI, 1978. 66 lpp.
   
2. 
   I. Dreijers, P. Vītols. Ķīmijas tehnoloģijas procesu teorijas pamati. - Rīga.: Zvaigzne, 1986.- 228 lpp.
   

Additional textbooks:

1. 
   G.E.P.Box, W.G. Hunter, JS. Hunter, Statistics for Experimenters, John Wiley & Sons, 1978. -653 pg.
   
2. 
   R.L.Mason, R.F. Gunst, J.L. Hess, Statistical Design and Analysis of Experiments. - John Wiley & Sons, 1989. -689 pg.