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Etternavn: Ratnaweera   Fornavn: Harsha   Alle publ. kanaler

Viser treff 1-50 av 82 << Forrige 1 2    Neste >>

2019
1 Smoczynski, Lech; Kalinowski, Slawomir; Cretescu, Igor; Smoczynski, Michal; Ratnaweera, Harsha; Trifescu, Mihaela; Kosobucka, Marta.
Study of Sludge Particles Formed during Coagulation of Synthetic and Municipal Wastewater for Increasing the Sludge Dewatering Efficiency. Water 2019 ;Volum 11.(1)
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2 Wang, Xiaodong; Kvaal, Knut; Ratnaweera, Harsha.
Explicit and interpretable nonlinear soft sensor models for influent surveillance at a full-scale wastewater treatment plant. Journal of Process Control 2019 ;Volum 77. s. 1-6
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2018
3 Koronkiewicz, Stanislawa; Trifescu, Mihaela; Smoczynski, Lech; Ratnaweera, Harsha; Kalinowski, Slawomir.
A novel automatic flow method with direct-injection photometric detector for determination of dissolved reactive phosphorus in wastewater and freshwater samples. Environmental Monitoring & Assessment 2018 ;Volum 190.(3)
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4 Kulesha, Olga; Maletskyi, Zakhar; Ratnaweera, Harsha.
Multivariate chemometric analysis of membrane fouling patterns in biofilm ceramic Membrane bioreactor. Water 2018 ;Volum 10.(8) s. 1-23
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5 Kulesha, Olga; Maletskyi, Zakhar; Ratnaweera, Harsha.
State-of-the-art of membrane flux enhancement in membrane bioreactor. Cogent Engineering 2018 ;Volum 5. s. 1-30
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6 Liu, W; Ratnaweera, Harsha; Kvaal, Knut.
Model-based measurement error detection of a coagulant dosage control system. International Journal of Environmental Science and Technology 2018 s. 1-10
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7 Ratnaweera, Harsha; Suthakaran, Navaratnam; Ketheesan, B; Subramaniam Sivakumar, Saravanamuttu.
Challenges in Utilizing Water Resources in Lower Reaches of Kanakarayanaru of Northern Sri Lanka for Efficient and Equitable Water Allocation. INTERNATIONAL JOURNAL OF SCIENTIFIC & ENGINEERING RESEARCH, 2018 ;Volum 9.(7) s. 821-826
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8 Ratnaweera, Harsha; Zhang, Duo; Lindholm, Geir.
DeepCSO: Forecasting of Combined Sewer Overflow at a Citywide Level using Multi-task Deep Learning. arXiv.org 2018 s. 1-23
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9 Ratnaweera, Harsha; Zhang, Duo; Lindholm, Geir; Martinez Almario, Nicolas.
Exploiting Capacity of Sewer System Using Unsupervised Learning Algorithms Combined with Dimensionality Reduction. arXiv.org 2018 s. 1-29
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10 Ratnaweera, Harsha; Zhang, Duo; Skullestad Hølland, Erland; Lindholm, Geir.
Enhancing Operation of a Sewage Pumping Station for Inter Catchment Wastewater Transfer by Using Deep Learning and Hydraulic Model. arXiv.org 2018 s. 1-25
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11 Sivchenko, Nataliia; Kvaal, Knut; Ratnaweera, Harsha.
Floc sensor prototype tested in the municipal wastewater treatment plant. Cogent Engineering 2018 ;Volum 5.(1)
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12 Sola, Kristin Jenssen; Bjerkholt, Jarle Tommy; Lindholm, Oddvar G.; Ratnaweera, Harsha.
Infiltration and Inflow (I/I) to Wastewater Systems in Norway, Sweden, Denmark, and Finland. Water 2018 ;Volum 10.(11) s. 1-17
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13 Wang, Xiaodong; Bi, Xuejun; Liu, Changqing; Ratnaweera, Harsha.
Identifying critical components causing seasonal variation of activated sludge settleability and developing early warning tool. Water Science and Technology 2018 ;Volum 77.(6) s. 1689-1697
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14 Wang, Xiaodong; Xuejun, Bi; Hem, Lars John; Ratnaweera, Harsha.
Microbial community composition of a multi-stage moving bed biofilm reactor and its interaction with kinetic model parameters estimation. Journal of Environmental Management 2018 ;Volum 218. s. 340-347
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15 Zhang, Duo; Hølland, Erlend Skullestad; Lindholm, Geir; Ratnaweera, Harsha.
Hydraulic modeling and deep learning based flow forecasting for optimizing inter catchment wastewater transfer. Journal of Hydrology 2018 ;Volum 567. s. 792-802
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16 Zhang, Duo; Lindholm, Geir; Ratnaweera, Harsha.
Use long short-term memory to enhance Internet of Things for combined sewer overflow monitoring. Journal of Hydrology 2018 ;Volum 556. s. 409-418
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17 Zhang, Duo; Martinez, Nicolas; Lindholm, Geir; Ratnaweera, Harsha.
Manage Sewer In-Line Storage Control Using Hydraulic Model and Recurrent Neural Network. Water resources management 2018 ;Volum 32.(6) s. 2079-2098
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2017
18 Kulesha, Olga; Maletskyi, Zakhar; Todt, Daniel; Ratnaweera, Harsha.
Development and validation of performance evaluation protocol for small wastewater treatment MBR system. International IWA Conference on Sustainable Solutions for Small Water and Wastewater Treatment Systems 2017 s. 671-673
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19 Liu, Wei; Ratnaweera, Harsha.
Feed-forward-based software sensor for outlet turbidity of coagulation process considering plug flow condition. International Journal of Environmental Science and Technology 2017 ;Volum 14.(8) s. 1689-1696
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20 Manamperuma, Lelum Duminda M.; Liu, Wei; Ratnaweera, Harsha.
Multi-parameter based coagulant dosing control. Water Science and Technology 2017 ;Volum 75.(9) s. 2157-2162
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21 Sivchenko, Nataliia; Ratnaweera, Harsha; Kvaal, Knut.
Approbation of the texture analysis imaging technique in the wastewater treatment plant. Cogent Engineering 2017 ;Volum 4.(1)
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22 Smoczynski, Lech; Kalinowski, Slawomir; Ratnaweera, Harsha; Kosobucka, Marta; Trifescu, Mihaela; Pieczulis-Smoczynska, Krystyna.
Electrocoagulation of municipal wastewater - a pilot-scale test. Desalination and Water Treatment 2017 ;Volum 72. s. 162-168
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23 Smoczynski, Lech; Kosobucka, Marta; Smoczynski, Michal; Ratnaweera, Harsha; Pieczulis-Smoczynska, Krystyna.
Sizes of particles formed during municipal wastewater treatment. Water Science and Technology 2017 ;Volum 75.(4) s. 971-977
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24 Victor-Ortega, Maria Dolores; Ratnaweera, Harsha.
Double filtration as an effective system for removal of arsenate and arsenite from drinking water through reverse osmosis. Process Safety and Environmental Protection 2017 ;Volum 111. s. 399-408
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25 Wang, Xiaodong; Kvaal, Knut; Ratnaweera, Harsha.
Characterization of influent wastewater with periodic variation and snow melting effect in cold climate area. Computers and Chemical Engineering 2017 ;Volum 106. s. 202-211
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26 Wang, Xiaodong; Ratnaweera, Harsha; Holm, Johan Abdullah Alves; Olsbu, Vibeke.
Statistical monitoring and dynamic simulation of a wastewater treatment plant: A combined approach to achieve model predictive control. Journal of Environmental Management 2017 ;Volum 193. s. 1-7
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2016
27 Kozminykh, Pavlo; Heistad, Arve; Ratnaweera, Harsha; Todt, Daniel.
Impact of organic polyelectrolytes on coagulation of source-separated black water. Environmental technology 2016 ;Volum 37.(14) s. 1723-1732
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28 Liu, Wei; Ratnaweera, Harsha.
Improvement of multi-parameter-based feed-forward coagulant dosing control systems with feed-back functionalities. Water Science and Technology 2016 ;Volum 74.(2) s. 491-499
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29 Manamperuma, Lelum Duminda M.; Ratnaweera, Harsha; Heistad, Arve; Vasenko, Liubov.
Effect of degree of prepolymerisation of coagulant and ratio of phosphate-inorganic metal on coagulated sludge. International Journal of Environmental Technology and Management 2016 ;Volum 19.(3-4) s. 278-287
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30 Manamperuma, Lelum Duminda M.; Wei, Liu; Ratnaweera, Harsha.
Multi-parameter based coagulant dosing control. IWA conference for the specialist group on particle separation, 2016, Oslo, Norway.; 2016-06-23 - 2016-06-25
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31 Manamperuma, Manamperumage Duminda; Ratnaweera, Harsha; Martsul, Alena.
Mechanisms during suspended solids and phosphate concentration variations in wastewater coagulation process. Environmental technology 2016 ;Volum 37.(19) s. 2405-2413
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32 Sivchenko, Nataliia; Kvaal, Knut; Ratnaweera, Harsha.
Evaluation of image texture recognition techniques in application to wastewater coagulation. Cogent Engineering 2016 ;Volum 3.(1)
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33 Sivchenko, Nataliia; Ratnaweera, Harsha; Kvaal, Knut.
Approbation of the texture analysis imaging technique in the wastewater treatment plant. Advances in particle science and separation: meeting tomorrow's challenges; 2016-06-22 - 2016-06-24
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34 Smoczynski, Lech; Ratnaweera, Harsha; Kosobucka, Marta; Smoczynski, Michal; Kalinowski, Slawomir; Kvaal, Knut.
Modelling the structure of sludge aggregates. Environmental technology 2016 ;Volum 37.(9) s. 1122-1132
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35 Smoczynski, Lech; Ratnaweera, Harsha; Kosobucka, Marta; Smoczynski, Michal; Pieczulis-Smoczynska, Krystyna; CRETESCU, Igor.
Size of aggregates formed during coagulation and electrocoagulation of synthetic wastewater. Journal of Environmental Protection and Ecology 2016 ;Volum 17.(3) s. 1160-1170
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36 Wang, Xiaodong; Bi, Xunjun; Liu, Changqing; Ratnaweera, Harsha.
Systematical Study of Activated Sludge Settleability Seasonal Variation Based on Multivariate Statistical Analysis. European Water Association Conference:Water management in cold climate; 2016-06-25 - 2016-06-27
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2015
37 Astrelin, Igor; Ratnaweera, Harsha.
СУДЫ ТАЗАЛАУДЫҢ ФИЗИКА-ХИМИЯЛЫҚ ӘДІСТЕРІ. СУ РЕСУРСТАРЫН БАСҚАРУ.. Norway: Water Harmony Project 2015 (ISBN 9 788299 997843) 708 s.
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38 Astrelin, Igor; Ratnaweera, Harsha.
Усулҳои физикӣ-химиявии тозакунии об. Идоракунии захираҳои обӣ.. Norway: Water Harmony Project 2015 (ISBN 9 788299 997829) 619 s.
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39 Astrelin, Igor; Ratnaweera, Harsha.
Физико-химические методы очистки воды. Управление водными ресурсами.. Norway: Water Harmony Project 2015 (ISBN 9 788299 997805) 614 s.
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40 Astrelin, Igor; Ratnaweera, Harsha.
Фізико-хімічні методи очищення води. Керування водними ресурсами.. Norway: Water Harmony Project 2015 (ISBN 9 788299 997836) 577 s.
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41 Astrelin, Igor; Ratnaweera, Harsha.
Фізіка-хімічныя метады ачысткі вады. Кіраванне воднымі рэсурсамі.. Norway: Water Harmony Project 2015 (ISBN 9 788299 997850) 600 s.
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42 Kalashnykov, Yurii; Sivchenko, Nataliia; Ratnaweera, Harsha; Kvaal, Knut.
Relationships between floc features and coagulation-flocculation treatment efficiencies of various model wastewaters. I: Selected publications from the Water Harmony Project: Water Research and Technology. Norway: Water Harmony Project 2015 ISBN 9788299997812. s. 81-89
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43 Manamperuma, Lelum Duminda M.; Ratnaweera, Harsha; Heistad, Arve; Martsul, Alena; Vasenko, Liubov.
Impact on plant availability of phosphorus in sludge after coagulation. Nutrient Removal and Recovery moving innovation into practice; 2015-05-18 - 2015-05-21
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44 Manamperuma, Lelum Duminda M.; Ratnaweera, Harsha.
Coagulation mechanisms during the substitution of inorganic salts with cationic polymers to increase the sludge value.. Journal of Water Resource and Protection 2015 ;Volum 7.(17) s. 1495-1501
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45 Martsul, Alena; Manamperuma, Lelum Duminda M.; Ratnaweera, Harsha.
Improvement of plant availability of phosphates in coagulated sludge. I: Selected publications from the Water Harmony Project: Water Research and Technology. Norway: Water Harmony Project 2015 ISBN 9788299997812. s. 116-122
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46 Ratnaweera, Harsha; Astrelin, Igor.
Selected publications from the Water Harmony Project: Water Research and Technology. Norway: Water Harmony Project 2015 (ISBN 9788299997812) 320 s.
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47 Ratnaweera, Harsha; Fettig, Joachim.
State of the Art of Online Monitoring and Control of the Coagulation Process. Water 2015 ;Volum 7.(11) s. 6574-6597
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48 Vasenko, Liubov; Manamperuma, Lelum Duminda M.; Heistad, Arve; Ratnaweera, Harsha.
Improvement of plant availability of Phosphates during coagulation. I: Selected publications from the Water Harmony Project: Water Research and Technology. Norway: Water Harmony Project 2015 ISBN 9788299997812. s. 253-260
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2014
49 Engan, Jon Arne; Ratnaweera, Harsha.
Dette kan NMBU være med på. TENKETANK 2014, Vannbransjens verksted for Innovasjon og matchmaking; 2014-09-16
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50 Liu, Wei; Ratnaweera, Harsha; Song, Heping.
Improving a multi-parameter based dosing Control system. Advances in particle science and separation: from mm to nm scale and beyond; 2014-06-15
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