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Assessment and improvement of wastewater system in Pilot plant
(2019)
Aim of this master’s thesis was to study most efficient separation methods for wastewater produced by plastic company. Especially, there has been contaminants in Pilot plant wastewater. The main contaminants in wastewater ...
Folding boxboard mill wastewater treatment plant performance and operation
(2019)
This thesis was done to evaluate the performance of a folding boxboard mill wastewater treatment plant. In the literature part the folding boxboard production process was introduced, and the different board mill wastewater ...
Elintarviketeollisuusjätevesien laadun parantaminen ja puhdistusmahdollisuudet
(2019)
Elintarviketeollisuuden ympäristökuormitus muodostuu vedenkäytön ohella pääosin energian käytöstä ja jätteistä. Koska vesi- ja ympäristövastuu korostuvat oleellisena osana nykyaikaista yritystoimintaa, yritysten on pyrittävä ...
Functionality of a novel pilot-scale freeze crystallizer in wastewater purification
(2019)
Freeze crystallization (FC) is an energy efficient purification process employed to get the high product purity. During FC solvent freezes out and left concentrate behind. This characteristic of freeze crystallization makes ...
Environmentally harmful substances in wastewater of Rauma forest industry area
(2018)
Because of the demands set by the environmental authorities and the legislation, the study of environmentally harmful and hazardous substances was carried out in the Rauma forest industry area and in the biological wastewater ...
Purification of wastewaters from oil refining plant with membrane technology
(2019)
The aim of this master’s thesis was to improve wastewater treatment quality at the oil refinery by developing an effective membrane treatment procedure which would reduce biological and chemical oxygen demand (BOD and COD) ...
Membraanibioreaktorin suodatuskapasiteettiin vaikuttavat tekijät
(2020)
Viitasaaren Mustasuon jätevedenpuhdistamon käsittelyprosessi saneerattiin MBR-prosessiksi vuonna 2018. Puoli vuotta laitoksen käyttöönoton jälkeen siellä alkoi ilmetä suodatuskapasiteetin heikkenemistä. Tämän diplomityön ...
Evaluation of CTMP mill wastewaters and handling methods
(2018)
The aim of this work was to evaluate the characteristics of chemithermomechanical pulp (CTMP) mill wastewaters and their impact to the selection of the treatment method. Target for this work was to find out what kind of ...
Study on different effluent treatment sludge utilizing methods in pulp and paperboard mills
(2020)
In this master’s thesis, sludge treatment processes along with typical utilization applications at Stora Enso mills in Finland were studied. Three of the Stora Enso’s mills were taken into more detailed study, in which ...
Separation methods for industrial wastewaters containing acid and metal salts
(2022)
Water is continuously growing in value due to increased usage and decreasing supplies. More effective, simple, and economical separation methods are needed to increase wastewater treatment efficiency around the world. Focus ...