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Wyszukujesz frazę "Jurík, L." wg kryterium: Autor


Wyświetlanie 1-6 z 6
Tytuł:
Small Water Reservoirs – Sources of Water or Problems?
Autorzy:
Jurik, L.
Húska, D.
Halászová, K.
Bandlerová, A.
Powiązania:
https://bibliotekanauki.pl/articles/123493.pdf
Data publikacji:
2015
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
water reservoirs
hydrological conditions
Water Framework Directive
river continuum
operation and maintenance
Opis:
The design of small water reservoirs in Slovakia and neighbouring countries has common origins in the middle of the last century. Most of them were an alternative source of water for irrigation of field crops. Nowadays, we have to face new problems, such as the problems with the design of hydrological data and real current discharges, the problems with original and new design of the flood wave for the solution of the safety overflow. All of Q100 flows recorded nowadays are much higher than those which had been designed and built. The safety overflows no longer answer the purpose of the contemporary flows. The problems with the Framework Directive are also important – small water reservoirs are not resolved in the Directive as the water bodies of stagnant water because they have an area of less than 0.5 km2. The same problem is also with the preservation of continuity of the flow and the fact that they should let the fish pass. Unfortunately, the state, administrators of small dams, operators and nature conservationists have different points of view on the above-mentioned problems. The article elaborates these problems and suggests possible solutions to the problems.
Źródło:
Journal of Ecological Engineering; 2015, 16, 4; 22-28
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Comparison of Service Characteristics of Two Town’s WWTP
Autorzy:
Jurik, L.
Kaletova, T.
Sedmakova, M.
Balazova, P.
Cervenanska, A.
Powiązania:
https://bibliotekanauki.pl/articles/125312.pdf
Data publikacji:
2017
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
wastewater
wastewater treatment plant
pollutants
inflow
dry weather flow
Opis:
The study presents variation of wastewater inflow and its components during a year. We considered a situation with and without precipitation. Two renovated wastewater treatment plants were selected to analyse the available parameters and relation between them. Both wastewater treatment plants served to treat domestic and industrial wastewater with similar characteristics. One of them is only for the town purposes; second one serves for the surrounding villages. The relation between the concentration of pollutants and a flow of wastewater is very low. The correlation and a coefficient of the determination between pollutants were over 0.5.
Źródło:
Journal of Ecological Engineering; 2017, 18, 3; 61-67
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Cultural Landscape, Floods and Remote Sensing
Autorzy:
Húska, D.
Jurík, L.
Tátošová, L.
Šinka, K.
Jakabovičová, J.
Powiązania:
https://bibliotekanauki.pl/articles/123324.pdf
Data publikacji:
2017
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
drainage
flood
landscape
river
satellite
Opis:
The dynamics of the cultural landscape is associated with the penetration of people into the natural landscape, the settling and adaptation to the needs of the society and its development. Climate creates the decisive influence, specifically the form of extremely high rainfall causing flooding. Adverse impact on the cultural agricultural landscape is mainly the submersion time. This time depends on the configuration of the terrain, its disposition and the existing drainage ditches in the area, ensuring the drainage of the flood to the recipients. Long-lasting floods have stipulated taking measures for the protection of the area from flooding by building dikes and drainage of the flood from the area. Identifying the extent of extreme floods and zones of permanent waterlogging is currently provided by modern technology which allows recording satellite images in different spectral bands. Within the basic distinguishing signs mainly accruing is used and it is possible to track changes of the extent of flooded areas and thus identify problem areas insufficiently protected against long-term flooding. Consequently, it is possible to solve the concept of exploiting such areas to keep them in the structure of PPF or their reclassification in wetland systems with necessary legislative security. The aim of this paper is to show the possibility of using satellite images in identifying the extent of flooding.
Źródło:
Journal of Ecological Engineering; 2017, 18, 3; 31-36
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Statistical process control of removal of nitrogen compounds in the wastewater treatment plant in Krosno
Autorzy:
Wąsik, E.
Jurík, L.
Chmielowski, K.
Operacz, A.
Bugajski, P.
Powiązania:
https://bibliotekanauki.pl/articles/101057.pdf
Data publikacji:
2017
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Infrastruktura i Ekologia Terenów Wiejskich PAN
Tematy:
control chart
biogenic compounds
wastewater treatment plant
Opis:
The aim of the paper was to determine the possibility of the use of Shewhart control charts to monitor changes in the forms of nitrogen, showing the quality of wastewater discharged from the wastewater treatment plant in Krosno in the years 2010-2015. The performed statistical analysis showed the highest number of cases of elevated nitrate nitrogen and/or ammonium nitrogen when the temperature of treated wastewater was below 8-9°C. This low temperature resulted in adverse effect on the activity of bacteria that were involved in biological removal of nitrogen. It was found that in the winter months, the second stage of nitrifying bacteria responsible for oxidation of nitrite to nitrate, exhibited higher activity than the denitrifying bacteria. Graphical presentation of total nitrogen content using control charts for the mean of the process revealed the exceedance of the upper specification line (USL = 10 mgNtot·dm-3) in the months from December to April. It was observed that the total nitrogen removal process in the months from June to November was stable with a very high 90% reduction in biogenic activity. The obtained results confirm the efficacy of control charts as a tool which can easily be applied in the statistical process control of total nitrogen removal in municipal wastewater treatment plants.
Źródło:
Infrastruktura i Ekologia Terenów Wiejskich; 2017, IV/2; 1699-1711
1732-5587
Pojawia się w:
Infrastruktura i Ekologia Terenów Wiejskich
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Evaluation methods of agricultural potential in rural areas including environmental function
Metoda oceny potencjału produkcyjnego obszarów rolniczych z uwzględnieniem ich funkcji przyrodniczych
Autorzy:
Vachalova, R.
Matejkova, S.
Vachal, J.
Partlova, P.
Dumbrovsky, M.
Jurik, L.
Powiązania:
https://bibliotekanauki.pl/articles/81493.pdf
Data publikacji:
2011
Wydawca:
Szkoła Główna Gospodarstwa Wiejskiego w Warszawie. Wydawnictwo Szkoły Głównej Gospodarstwa Wiejskiego w Warszawie
Tematy:
evaluation method
agricultural potential
rural area
environmental function
farmland
soil property
non-production function
soil function
ecosystem
Opis:
The study focuses on the environmental evaluation of land in the territory of interest by means of assessing the non-production functions. This topic is currently becoming one of the crucial moments in agriculture, water management as well as nature and landscape conservation. The soil represents an important component of the environment and influences both the quality and the quantity of produced foodstuffs due to the fact that being an abiotic factor, the soil is a part of many different natural and artificial ecosystems, affecting thus the hydrosphere, atmosphere and biosphere. The soil provides nutrients for plant growth, necessary for animal as well as human nutrition. It plays an important part in recycling and detoxification of organic materials and in the cycles of many elements. The proposed solution consists in the evaluation of the non-production soil functions in a particular territory according to chosen, usually unchangeable, soil properties on the basis of the proposed method of rating. The method is based on creating evaluation classes comprising the individual categories of soil properties. The rating expressing particular categories indicates the range of the non-production functions within the soil-ecological units in the territory of interest. The research was carried out in a territory only moderately impacted by human industrial activities. The results of the evaluation of chosen soil functions can be used in the studies focused on landscape and soil protection or in the proposals of environment-friendly management models in accordance with the rules of agricultural policy included in appropriate regulations aimed at the protection of varied environmental components.
Praca dotyczy metodyki oceny produkcyjnego potencjału gleb z uwzględnieniem nieprodukcyjnych funkcji gleby. Gleba jest podstawowym komponentem przyrody i wpływa na jakość i ilość produkowanej żywności. Jednocześnie jest abiotycznym składnikiem różnych naturalnych i sztucznych ekosystemów i wpływa na hydrosferę, atmosferę i biosferę. Gleba jest zarówno zbiornikiem składników potrzebnych dla rozwoju roślin, jak również jest miejscem recyrkulacji i detoksykacji zanieczyszczeń organicznych i innych związków mineralnych. Proponowana metodyka polega na wycenie punktowej nieprodukcyjnych funkcji gleby.. Istota tej metody polega na przyporządkowaniu wartości punktów w zależności od kategorii i charakterystyki gleby. Na podstawie liczby punktów były określone stopnie środowiskowych funkcji ekologicznych jednostek gleby na obszarze badań. Badania prowadzono w miejscach, w których negatywne oddziaływanie przemysłu jest minimalne. Wyniki badań służyć będą do opracowania koncepcji ochrony gleb i krajobrazu lub mogą być wykorzystane w modelach symulacyjnych dla prognozowania sposobów gospodarowania zasobami glebowymi przyjaznymi dla środowiska. Sposoby te mogą być wykorzystane do opracowania dobrych praktyk rolniczych uwzględniających przede wszystkim środowiskowe funkcje gleby.
Źródło:
Annals of Warsaw University of Life Sciences - SGGW. Land Reclamation; 2011, 43, 1
0208-5771
Pojawia się w:
Annals of Warsaw University of Life Sciences - SGGW. Land Reclamation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Analysis of sewage susceptibility to biodegradation on an example of sewage treatment plant in Wodzisław Śląski
Autorzy:
Chmielowski, K.
Wąsik, E.
Operacz, A.
Bugajski, P.
Kaczor, G.
Jurik, L.
Powiązania:
https://bibliotekanauki.pl/articles/101267.pdf
Data publikacji:
2017
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Infrastruktura i Ekologia Terenów Wiejskich PAN
Tematy:
sewage biodegradation
sewage composition
sewage treatment plant
Opis:
The paper presents an analysis of sewage susceptibility to biodegradation on an example of sewage treatment plant in Wodzisław Śląski in the Śląskie province. For this purpose, dependencies between selected indices of domestic sewage pollution were applied. Descriptive statistics of the respective indices rations COD/BOD5 , BOD5 /TN, BOD5 /TPwere presented. Moreover, an analysis was conducted on the composition of raw sewage flowing into the treatment plant, pre-treated sewage and sewage leaving the studied treatment plant. The analysis was carried out on the basis of three basic indices of sewage pollution (BOD5 , COD and total suspended solids) and two biogenic indices (total nitrogen and total phosphorus). Tests on the sewage composition were conducted in the years 2010-2015. Basic descriptive statistics were compiled for the values of the studied indices of sewage pollution and the obtained results were interpreted. On the basis of collected material it may be said that sewage reaching the treatment plant in Wodzisław Śląski revealed a good susceptibility to biodegradation, whereas the BOD5 /TN and BOD5 /TP ratios were below the optimum value.
Źródło:
Infrastruktura i Ekologia Terenów Wiejskich; 2017, IV/1; 1427-1443
1732-5587
Pojawia się w:
Infrastruktura i Ekologia Terenów Wiejskich
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-6 z 6

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