Browsing Ústav vodního hospodářství krajiny by Title
Now showing items 1-20 of 28
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Adaptive stochastic management of the storage function for a large open reservoir using an artificial intelligence method
(Journal of Hydrology and Hydromechanics, 2019-12-15)The design and evaluation of algorithms for adaptive stochastic control of reservoir function of the water reservoir using artificial intelligence methods (learning fuzzy model and neural networks) are described in this ... -
Adaptive stochastic management of the storage function for a large, open reservoir using learned fuzzy models
(Sciendo, 2022-06-01)The design and evaluation of algorithms for adaptive stochastic control of the reservoir function of a water reservoir using an artificial intelligence method (learned fuzzy model) are described in this article. This ... -
Analysis of the influence of input data uncertainties on determining the reliability of reservoir storage capacity
(De Gruyter Open, 2015-10-06)The paper contains a sensitivity analysis of the influence of uncertainties in input hydrological, morphological and operating data required for a proposal for active reservoir conservation storage capacity and its achieved ... -
Black Carbon and Its Effect on Carbon Sequestration in Soil
(MDPI, 2021-11-09)The properties of black carbon (BC) are described very differently in the literature, even when determined by the same methodological procedure. To clarify this discrepancy, BC was investigated in the clay Cambisols of ... -
Changes of Soil Aggregate Stability as a Result of the Effect of Freeze-thaw Cycles
(Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2015-09-01)The objective of the present research was to assess the changes in soil erodibility during the non-vegetation period as one of the factors affecting the snowmelt erosion. The temperature fluctuation was simulated with the ... -
Development and Changes in Characteristics of Infiltration and Retention Facilities for Transport Infrastructure and Paved Area Surface Run-off Treatment
(Palacký University in Olomouc, 2014-12-01)The paper presents the results of water quality monitoring of road and parking surface run-off, which was done in the city of Brno in 2008-2009 and 2013-2014. The main results of the effectiveness of retention and infiltration ... -
Ecotoxicological Assessment of Sediment Leachates of Small Watercourses in the Brno City Suburban Area (South Moravia, Czech Republic)
(University of Veterinary and Pharmaceutical Sciences in Brno, 2010-03-01)Sediments of two small watercourses Leskava and Troubsky Brook in the Brno city suburban area were examined for their ecotoxicity. Using a standard procedure, extracts of the sediments were prepared for diagnostic tests. ... -
Fractionation of Soil Organic Matter into Labile and Stable Fractions
(MDPI, 2022-01-03)The present study aims to test and evaluate the efficiency of a new modified method of organic matter evaluation. It allows the assessment of the quality and quantity of the primary soil organic matter and the stable organic ... -
Fuzzy model use for prediction of the state of emergency of river basin in the case of flash flood
(Slovak Academcy of Sciences, 2009-08-07)Artificial intelligence methods (fuzzy logic, neural networks,genetic algorithm) use for operative prediction of the state of emergency of river basin in the case of flash flood. -
Fuzzy Model Used for the Prediction of a State of Emergency for a River Basin in the Case of a Flash Flood - PART 2
(VEDA, Slovak Academy of Sciences, 2012-08-30)This article is a continuation of a previous one named Fuzzy model use for prediction of the state of emergency of river basin in the case of flash flood, where the potential applications of fuzzy logic in the field of ... -
Hybrid Optimization Method for Strategic Control of Water Withdrawal from Water Reservoir with Using Support Vector Machines
(Elsevier Science Publishers, 2017-05-09)The aim of strategic control is the effort to achieve optimal water resource management (water reservoir). Classic strategic control of water withdrawal from water reservoir are based mainly on the rules and rules curves, ... -
The Impact of the Uncertain Input Data of Multi-Purpose Reservoir Volumes under Hydrological Extremes
(MDPI, 2021-05-16)The topic of uncertainties in water management tasks is a very extensive and highly discussed one. It is generally based on the theory that uncertainties comprise epistemic uncertainty and aleatoric uncertainty. This work ... -
The influence of different technologies of soil processing on infiltration properties of soil in the cambisols area of the Opava district
(Mendel University in Brno, 2016-10-30)The subject of the contribution is the evaluation of the influence of the conventional tillage and reduced tillage technology of soil processing on the infiltration properties of the soil in the Větřkovice area. Field ... -
Influence of landscape retention capacity upon flood processes in Jičínka river basin
(Mendel University Press, 2014-05-12)This paper describes the retention capacity of the river basin and its course during a flash flood. Retention capacity of the river basin was measured of balancing of precipitation fallen in the river basin and discharges ... -
The Influence of Uncertainties in the Calculation of Mean Monthly Discharges On Reservoir Storage
(Slovak Academy of Sciences, 2011-11-30)In normal practice, during the estimation of reservoir storage uncertainties affecting the values of mean monthly discharge series are not normally considered, and usually no estimates of these are known. Therefore, the ... -
The influence of water temperature on the velocity of propeller - type current meter revolution
(Slovak Academy of Sciences, 2010-12-17)The article describes the experimental research made in specific canal with free surface. It records the changes of velocity revolutions of the current meter propellers OTT in dependence on water temperature. The authors ... -
Irrigation with Treated Wastewater as an Alternative Nutrient Source (for Crop): Numerical Simulation
(MDPI, 2021-09-29)From a global perspective, drought is a well-known manifestation of climate change. The search for alternative sources of water also brings uncertainties and risks, for example, in relation to wastewater irrigation. We ... -
Multi-Objective Optimization of Resilient Design of the Multipurpose Reservoir in Conditions of Uncertain Climate Change
(MDPI AG, 2018-08-21)This paper presents and assesses a new approach to decision-making methods for the design of new reservoirs due in times of decreasing water resources. The methods used in this case are decision theory, Resilience and ... -
Possibilities of Using Neuro-Fuzzy Models for Post-Processing of Hydrological Forecasts
(MDPI, 2021-07-08)When issuing hydrological forecasts and warnings for individual profiles, the aim is to achieve the best possible results. Hydrological forecasts themselves are burdened by an error (uncertainty) at the inputs (precipitation ... -
Risk and Reliability Analysis of Open Reservoir Water Shortages Using Optimization
(Elsevier, 2014-12-17)The goal of this paper was to describe how to find optimal relations between water shortage and hydropower energy based on Risk and Reliability methods. Reservoir simulation model including water losses as well as risk ...