Development of Generalized Free Surface Flow Models Using Finite Element Techniques PDF Download
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Author: D. Michael Gee
Publisher:
ISBN:
Category : Finite element method
Languages : en
Pages : 28
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Book Description
Two finite element hydrodynamic models, one for two-dimensional free surface flow in the horizontal plane and one for the vertical plane are being evaluated. Although the models are formulated to solve dynamic flow problems, all work to date has been with steady state solutions. Recent research has focused on mass continuity performance of the models, proper boundary condition specification, and comparison with finite difference techniques. The objective of this research is to develop generalized mathematical models for routine use by the engineering community. This paper presents recent results of evaluation and application of the models. (Author).
Author: D. Michael Gee
Publisher:
ISBN:
Category : Finite element method
Languages : en
Pages : 28
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Book Description
Two finite element hydrodynamic models, one for two-dimensional free surface flow in the horizontal plane and one for the vertical plane are being evaluated. Although the models are formulated to solve dynamic flow problems, all work to date has been with steady state solutions. Recent research has focused on mass continuity performance of the models, proper boundary condition specification, and comparison with finite difference techniques. The objective of this research is to develop generalized mathematical models for routine use by the engineering community. This paper presents recent results of evaluation and application of the models. (Author).
Author:
Publisher:
ISBN:
Category : Hydrology
Languages : en
Pages : 968
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Author: Vernon R. Bonner
Publisher:
ISBN:
Category : Employees
Languages : en
Pages : 32
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Author:
Publisher:
ISBN:
Category : HEC-5 (Computer program)
Languages : en
Pages : 846
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Book Description
Author: Bill Eichert
Publisher:
ISBN:
Category : Flood control
Languages : en
Pages : 16
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Author: Steven F. Daly
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ISBN:
Category : Clinton River Watershed (Mich.)
Languages : en
Pages : 22
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Book Description
A case study is presented of a hydrologic investigation of the Red Run Drain-Lower Clinton River watershed, an area near Detroit, Michigan, that has undergone urbanization since the 1940's. The purpose of the study was to determine peak-discharge frequencies at gaged and ungaged locations for existing and future conditions. Population density was used as an indicator of urbanization in relationships defining unit hydrograph parameters and hydrologically significant impervious area. Input parameters for a single event rainfall-runoff simulation model (HEC-1) were developed to reflect watershed conditions in the years 1940, 1950, 1960 and 1975. The input parameters were verified by reconstructing observed flood events that occurred at these points in time. Sets of synthetic winter and summer storm hyetographs were input to HEC-1 to develop a series of curves for two gaging stations that relate peak discharge to magnitude of synthetic storm for each watershed condition. The curves were used to transform the series of recorded annual peak discharges at each gage to a stationary series that reflects 1975 watershed conditions. Discharge frequency estimates were then developed for ungaged locations using winter and summer synthetic storms that were assigned exceedance frequencies consistent with actual exceedance frequencies at the gaged locations. Projections of future population density were the basis for developing HEC-1 input parameters representing year 2000 and 2025 watershed conditions. Estimates of peak discharge-frequencies for the future conditions were made at the gaged and ungaged locations using the methods described above. (Author).
Author: Darryl W. Davis
Publisher:
ISBN:
Category : Hydraulic engineering
Languages : en
Pages : 44
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Book Description
The Hydrologic Engineering Center, Corps of Engineers, is preparing a document entitled 'Manual for the Determination of the Feasibility of Adding Small Hydroelectric Power to an Existing Facility.' The manual is designed for use by public agencies (federal, state and local), public and private utilities, and private investors. It focuses upon the concepts, technology, and economic and financial issues unique to small hydropower additions. This paper discusses issues related to engineering and economic considerations in planning small hydropower additions, presents an overview of significant findings of the investigation to data, and provides a status report on manual preparation. (Author).
Author: David T. Ford
Publisher:
ISBN:
Category : Computer programs
Languages : en
Pages : 30
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Author: John Charles Peters
Publisher:
ISBN:
Category : Flood routing
Languages : en
Pages : 20
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Book Description
Author:
Publisher:
ISBN:
Category : Hydrology
Languages : en
Pages : 708
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Book Description