“chemical engineering”

Assistant Professor Juris Mālers

Course description: 2 Credit units; 32 hours (32 lectures )

Control forms: exam
Course content:

• 
  Groundwater protection policy in Latvia. Contaminants of interest and sources of contamination.
  
• 
  Defining the treatment sistem: flow; influent concentration; discharge requirments;gathering a complete set of data for the treatment design; completing a remediation project.
  
• 
  Groundwater remediation technologies and its clasification:
  
• 
  Free product recovery: passive and active systems
  
• 
  Surface treatment technologies for organic contaminants: seperation; activated carbon filtration; membrane technology; air stripping; spray irrigation; bioremediation (bioreactors); oxidation; steam stripping
  
• 
  Surface treatment methods for inorganic compound: chemical addition; removal of suspended solids; miscellaneous methods
  
• 
  In situ treatment technologies: bioremediation; air sparging
  
• 
  Methods of oil products collection from open area water surface
  

Literature:

1. 
   Evan K. Nyer. Groundwater Treatment Technology. New York: Van Nostrand Reinhold, 1992. - 306 p.
   
2. 
   Evan K. Nyer. Practical Techniques for Groundwater and Soil Remediation. Lewis Publishers, 1992. - 214. p.
   
3. 
   Manual for Remediation of Groundwater Containing Dissolved and Free Phase Hydrocarbons. Prepared by INTERA Information Technologies (Canada) Ltd., 1994. - 54 p.
   
4. 
   Groundwater Contamination and Remediation. Materials of Professional Advancement Seminar. University of Toronto and EPIC, 1995. 343 p.
   
5. 
   F. B. Hjlbjyjd> D. Y. Rkeiby> Y. C. Njhjxtiybrjd. Nt[ybrf pfobns jrhe;f/tq chtls. V.- {bvbz> 1989. - 511 cnh.
   

Soil treatment technologies

KVT 508
Assistant Professor Juris Mālers

Course description: 2Credit units; 32 hours (32 lectures )

Control forms: exam
Course content:

• 
  Soil contaminants and sources of contamination
  
• 
  Soil remediation technologies and it clasification
  
• 
  Potential environmental and health impacts
  
• 
  Physical soil remediation methods: in situ and on site solidification/stabilization; on site and in situ soil washing; flotation; in situ vacuum extraction; air/steem stripping; in situ radio frequency soil treatment; in situ electro-reclamation; excavation and off-site disposal
  
• 
  Chemical soil remediation methods: solvent extraction; substitution and reduction- oxidation technologies
  
• 
  Biological soil remediation methods: landfarming; enhanced landfarming; bioreactor; phytoremediation
  
• 
  Thermal soil remediation methods: destructive and non destructive thermal processes
  

Literature:

1. 
   Evan K. Nyer. Practical Techniques for Groundwater and Soil Remediation. Lewis Publishers, 1992. - 214 p.
   
2. 
   Identification of Potential Environmental and Health Concerns of Soil Remediation Technologies. Environmental Protection Office Department of Public Health City of Toronto, 1992. - 240 p.
   
3. 
   Current and innovative excavate and treat technologies for the remediation of contaminated soil. Prepared by: Intera Kenting, Toronto, Canada, 1990. - 227 p.
   
4. 
   Hazardous Waste Site Remediation. The Engineers Perspective. - O’Brien & Gere Engineers, Inc., Van Nostrand Reinhold, 1995. - 422 p.
   
5. 
   Proceedings of Fifth Forum on Innovative Hazardous Waste Treatment Technologies: Domestic and International. Chicago, Illinois - May 3-5, 1994. EPA/540/P-40/503, May 1994. - 124 p.
   

Membrane Technology

ĶVT 509

Assistant Professor Valdemārs Ščerbaks

Course description: 2Credit units; 32 hours (16 lectures; 16 laboratories)

Control forms: exam
Course content:

• 
  Introduction to membrane separation
  
• 
  Historical trends
  
• 
  Symmetrical, asymmetrical, ceramic, metal, liquid, flat, hollow-fiber, and spiral-wound membranes
  
• 
  Microfiltration
  
• 
  Ultrafiltration
  
• 
  Reverse osmosis
  
• 
  Electrodialysis
  
• 
  Gas separation
  
• 
  Pervaporation
  
• 
  Application and industrial opportunities.
  

Literature:

1. 
   Roussean R. W., “Hadbook of Separation Process Technology”, John Wiley & Sons, 1997.
   
2. 
   Madsen R. F, “Hyperfiltration and Ultrafiltration in Plate-and-Frame Systems”, Elsevier, 1977.
   
3. 
   Brock T. D, “Membrane filtration”, Madison, 1988.
   
4. 
   Mallevialle J., Odendaal P. E., Wiesner M. R., “Water Treatment Membrane Processes”, McGraw-Hill, 1996.
   

Water treatment

ĶVT 510
Assistant Professor Jānis Lemba

Course description: 2 Credit units; 32 hours (32 lectures)

Control forms: test
Course content:

• 
  Water in the Nature.
  
• 
  Physical, chemical, and technological parameters of water quality.
  
• 
  Impurities in water.
  
• 
  Water treatment processes and methods.
  
• 
  Clarification.
  
• 
  Dezinfection.
  
• 
  Stabilization.
  
• 
  Degazation.
  
• 
  Water hardness treatment methods.
  
• 
  Demineralization.
  
• 
  Iron removal.
  

Literature:

1. 
   I.Ritchie, W. Hayes. A Guide to the Implementation of the ISO 14 000 Series on Environmental Managrment. Prentice Hall,1997. 476 pg.
   
2. 
   Course materials.
   

Environmental Management

ĶVT 511