National Repository of Grey Literature 101 records found  beginprevious82 - 91next  jump to record: Search took 0.00 seconds. 
Creating predictions average monthly flow for the strategic control of water reservoir
Hrabinová, Barbora ; Marton, Daniel (referee) ; Menšík, Pavel (advisor)
The bachelor`s thesis is focused on predictions of mean monthly flows for a purpose of control of reservoir Vír I. Predictions are made by Support vector machine method in R-studio. Predicted values of flows was evaluated by the correlation cefficient, coefficient of determination, Root mean square error and than was made the simulation of operation of storage function, which was evaluated by Total sum of squares modificated for problems of water management.
Strategic control of storage function of fictive water reservoir
Sobek, Martin ; Marton, Daniel (referee) ; Menšík, Pavel (advisor)
The thesis is focused at verifying the functionality of adaptive control of fictive water reservoir. Flow rates are predicted using zonal prediction model. Fictive reservoirs located on the same flow in the other profiles. Functionality is verified by the control in 2000 – 2006. Next functionality is verified by the control in selected years.
Application of the prediction model on the control of hydropower function of selected multi-reservoir system
Šejnoha, Michal ; Marton, Daniel (referee) ; Menšík, Pavel (advisor)
The diploma sthesis is focused on verifying the influence of the length of the prediction period and the accuracy of the predicted mean monthly inflows of water sources in the management of hydropower function selected water management system. To determine the predicted inflows into the reservoir system is applied zonal prediction model. When the solution is used a simulation model that is hand-built in Microsoft Excel and optimization model, which is automatically built into the program SOMVS and is applying the principles of adaptive control.
Uncertainty Analysis of Hydrological and Operating Parameters on Water Management Analysis of Reservoir Storage Capacity
Paseka, Stanislav ; Menšík, Pavel (referee) ; Marton, Daniel (advisor)
The aim of the thesis is to introduce the concept of Monte Carlo method for incorporating the uncertainties into the all hydrological and operational data inputs, which are needed to design and operation of large open water reservoir. Incorporating uncertainties into data inputs during calculation of reservoir storage capacity, then the consequent active conservation storage capacity is loaded by uncertainties. In the same way the values of outflow water from reservoir and hydrological reliability are affected by these uncertainties as well. For these kind of calculations the reservoir simulation model has been used, which simulate behavior operation of reservoir and is able to evaluate the results of simulations and help to reduction risk of storage capacity failure, respectively reduction of water shortages during reservoirs operation during low water and dry periods.
Stochastic Prediction of Mean Monthly Flows in Selected Hydrometric Profile
Jansa, Jakub ; Menšík, Pavel (referee) ; Marton, Daniel (advisor)
The diploma thesis is focused on the average monthly flows forecast in the selected hydrometric profile. Aim of this work will be evaluation of the calculated values and the interpretation of the results in understandable form. The next step will be find an appropriate connection between randomly-generated inputs in the form of random real flow series using the standard hydrological prediction models. This models are based on the principles of artificial intelligence and probability model. The result of the work will be verification of procedures and compilation of mean monthly flow stochastic forecast in selected hydrometric profile, which would be used for a reservoirs management, respectively for water systems management.
Application of the prediction model on the control of selected reservoir system
Michalová, Lucie ; Marton, Daniel (referee) ; Menšík, Pavel (advisor)
The diploma thesis is focused on verifying the success of prediction models mean monthly flows for strategy control storage function of water management system. The success of prediction models is tested during three different periods. To determine the predicted inflows into the reservoirs is applied to the generator artificial flow series LTMA using the Monte Carlo method and the classical model of neuron networks. During the solution is applying the principles of adaptive control. The adaptive control is compared with simple control for improved outflow.
Long Term Discharge Prediction in River Hydrometric Profile
Šelepa, Milan ; Menšík, Pavel (referee) ; Marton, Daniel (advisor)
The diploma thesis is focused on the long term prediction of mean monthly flows in hydrometric profile for purposes of reservoir control optimization and optimization of reservoir systems. Discharges were predicted using by artificial neural network method. Predicted flows were statistically evaluated by relevant coefficients and then compared with the measured flows for given river hydrometric profiles.
Retention Reservoir Design in the Police Cadastr
Hadaš, Zdeněk ; Menšík, Pavel (referee) ; Starý, Miloš (advisor)
This thesis deals with the river basin flood protection Loučka. The goal of the thesis is to assess the need of flood control measures supplement in the watershed. The first part deals with exploration of river basin, acquiring geographic factors and obtaining information about the topic, establishment and application of rainfall model used for solving the problem. The second part deals with improving of flood protection at critical selected places by using design of reservoir system with retention effect and by increasing river basin capacity. For basin schematisation was used ArcGIS program and the simulation of rainfall-runoff process was made by Hydrog program.
Flood Control Measures Design in the Březnice Creek Basin
Zárubová, Kamila ; Menšík, Pavel (referee) ; Starý, Miloš (advisor)
This thesis deals with the flood control. In particular, the design of a set of small water reservoirs with retention effect (polders) and their effect on flood flows. The work is divided into two parts, the first part refers to the bachelor thesis. In this thesis is description of the catchment, rainfall-runoff process and the evaluation of the ratio. That was got the necessary information for the design of polders. This is an abbreviated repetition of the contents of the thesis, which is a continuation of this work. The second part deals with the specific design of two reservoirs, including hydro calculations and drawings. For this work were used ArcGIS - ArcMap, Hydrog and to create drawings AutoCAD 2010.
Control of hydropower function of selected reservoir by using dispatcher graph
Miřácká, Eva ; Marton, Daniel (referee) ; Menšík, Pavel (advisor)
The Bachelor’s thesis is focused on the control of hydropower function of selected reservoir by dispatcher graph. The simulation at flow range verified the functionality of the dispatcher graph. The program Microsoft Excel is used for design of dispatcher graph and simulation of the control.

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