National Repository of Grey Literature 18 records found  previous11 - 18  jump to record: Search took 0.00 seconds. 
Determination of the capacity charakteristics of two-level fixed spillway
Chvátal, Petr ; Haluza,, Miloslav (referee) ; Šulc, Jan (advisor)
The Bachelor's thesis is conceived as a summary of existing information about two or more level fixed spillways of hydraulic structures and evaluates the capacity characteristics of individual variants. Its aim is primarily the formation and processing of these characteristics in the form of usable results, not only for design and research purposes, but also for numerical modelling.
Design of the multipurpose small water reservoir
Galuška, Martin ; Hyánková, Eva (referee) ; Doležal, Petr (advisor)
Thesis develops a simplified design of water management and construction solution in the area of Bezmerov. In the theoretical part basic functional objects are briefly described. Work itself is based on evaluation of landscape morphology from delivered countour lines and geological analysis and following design solution for dry retention water reservoir. For drawing part will be used programs PowerCivil – in which will be created direction solution for body of the dam, flooded area and their cross-sections and horizontal cuts. These will be further processed in program AutoCAD. Retention effects will be reviewed with program HEC-HMS. Design of objects for the water reservoir will be followed with hydrotechnical calculations, drawings and descriptions.
Influence of plan situating of weir in the prismatic channel on discharging capacity
Lukášek, Petr ; Haluza,, Miloslav (referee) ; Šulc, Jan (advisor)
This diploma thesis is focused on determination of plan situating influence of weir discharging capacity. The part of this work is a summary of the information about weirs, principally about determination of discharging capacity on normal weirs, plan deflected and plan radius weirs. Executed model research, which deals with determination of plan situating influence on discharging capacity plan deflected and plan radius weirs in comparison to normal weir, is evaluated in another part of this work. The research is also dealing with influence of aeration of the space under down surface of free jet and influence of downstream water level on discharging capacity. This work compares the results of executed research with available knowledge of other authors, who have dealt with determination of discharging capacity on weirs with different plan situating.
Aspects affecting the price of the pond
Smolík, Jindřich ; Weigel, Lubomír (referee) ; Bradáč, Albert (advisor)
This thesis deals with the measurement of ponds and influencing aspects that may play a role in the valuation of ponds. In the first part of the thesis, the author discusses the basic concepts and issues that are necessary for the valuation of the pond. In the second part of the thesis is stated as a specific example of a pond situated on three pozemcíchy using the cost method of valuation in accordance with Decree successive steps and for comparing valuation program ABN14.
Capacity evaluation of the extremely hydraulically loaded low weirs
Jobánek, Stanislav ; Sehnal, Jan (referee) ; Šulc, Jan (advisor)
The thesis deals with values of overfall discharge coefficients for commonly used types of low weirs. Comparison of their values with values based on established procedures. Determination of low weir capacity at free and submerged overfall.
Numerical Modelling of Flow over Spillway in Small Dams
Vaněk, Jakub ; Roth, Tomáš (referee) ; Jandora, Jan (advisor)
The master´s thesis deals with the numerical modeling of flow in the emergency spillways of small dams. It is solved the flow rate capacity of a weir and of spillway called „duckbill-type“. Sharp crested weirs and long crested weirs are modeled using numerical simulations in ANSYS. Hydraulically complex spillway called „duckbill-type“ was modeled in the Flow-3D. The results of the discharge coefficients are compared with data in the hydraulic literature.
Influence of plan radius on discharging capacity of weir
Lukášek, Petr ; Haluza,, Miloslav (referee) ; Šulc, Jan (advisor)
This bachelor's thesis is focused on plan radius weirs. The part of this work is also summary of the information about weirs, principally about plan radius weirs. Executed model research, dealing with determination of influence of plan radius on discharging capacity of these weirs in comparison to straight weir, is evaluated in another part of this work. The research is also dealing with the effect of design of a spillway channel on capacity of the weir. This work compares the results of executed research with results of other authors, who are dealing with plan radius morning glory spillway.
Studie návrhu revitalizační nádrže na vodním toku Hlinka
Kunčíková, Anna
The thesis "Study of revitalization pond on water flow Hlinka" deals with the design of the revitalization pond on the Hlinka stream in the cadastral municipalities Hvozdec and Veverská Bítýška. Main feature of the proposed reservoir will be sediments capturing. In the theoretical part, a brief introduction to the basic characteristics of surface waters are listed. The term "small pond" is explained, the importance of reseivoirs and their function is described, and also method for selecting the location of the new reseivoirs. A separate chapter is devoted to revitalization. The theoretical part also deals with the technical and water management solution for small water reservoirs, especially dams and discharge system and spillway. At the end of the treatment methods mentioned around the tank and the construction of access roads. The practical part consists of accessory report, technical report and hydrodynamic calculation. The part of the accessory report is listing of identification data of structure and a brief description of the site in terms of hydrological, pedological, geomorphological and biogeographical. The purpose of building and property relations on the site are described. Technical report show the short characteristics of the original state of the site, a description of the reseivoir technical solutions, buildings and structures due to construction on the environment. Part of the thesis is also a graphical part, which contains drawings of the project.

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