Browse Illinois Water Resources Center - Hydrology and Hydraulics by Issue Date

  • Boggess, W.R.; Verry, Elon S., Jr. (University of Illinois at Urbana-Champaign. Water Resources Center, 1967-02)
    In an eight-year study of precipitation and water-yield relationships on the Lake Glendale Watershed, Boggess et al (1965) suggested that the nature of the underlying fragipan soil had a significant effect on the flow ...

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  • Maxwell, W. Hall C.; Pazwash, Hormoz (University of Illinois at Urbana-Champaign. Water Resources Center, 1967-07)
    An experimental study of the modification of jet flow patterns by a nearby free surface is described. The tests were conducted in an eighteen foot diameter, four foot deep reservoir. One flow pattern, for a 1/2-in. diameter ...

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  • Kown, Bong Taick (University of Illinois at Urbana-Champaign. Water Resources Center, 1967-10)

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  • Wenzel, Harry G.; Mathews, Michael J. (University of Illinois at Urbana-Champaign. Water Resources Center, 1968-01)
    The application of a method of velocity determination in an open channel using a microscope and camera to record the motion of small particles suspended in water is described. Velocity measurements were made in a series ...

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  • Miller, Raymond J.; Overman, Allen R.; Peverly, John H. (University of Illinois at Urbana-Champaign. Water Resources Center, 1968-06)
    The flow of water through saturated samples of montmorillonite and kaolinite was studied to help clarify the existence and nature of non-Darcian flow. No threshold gradients were found in any of the samples studied. Non-Darcy ...

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  • Stall, John B.; Fok, Yu-Si (University of Illinois at Urbana-Champaign. Water Resources Center, 1968-07)
    A consistent pattern has been evaluated in which the width, depth, and velocity of flow in a stream change along the course of the stream with a constant frequency of discharge. These channel characteristics are termed ...

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  • Yen, Ben Chie; Liou, Ying-Chang (University of Illinois at Urbana-Champaign. Water Resources Center, 1969-07)
    An analytical study was conducted for the determination of the Weisbach resistance coefficient for flow in sand-bed straight channels. Available experimental data were reanalyzed based on dimensional analysis and fluid ...

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  • Wang, Raymond Chun-Tsung; Wenzel, Harry G., Jr. (University of Illinois at Urbana-Champaign. Water Resources Center, 1970-01)
    This report represents a first step in the theoretical analysis of sheet flow with rainfall impinging on the free surface. This is a common occurrence in urban areas and many design procedures do not recognize the added ...

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  • Wenzel, Harry G.; Chang, Kuo C. (University of Illinois at Urbana-Champaign. Water Resources Center, 1970-04)
    A method for velocity measurement is described which employs a microscope and high speed motion picture camera to record the motion of small tracer particles suspended in the flow. The procedure, termed the image method, ...

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  • Stall, John B.; Yang, Chih Ted (University of Illinois at Urbana-Champaign. Water Resources Center, 1970-07)
    Channel characteristics of stream systems have been evaluated for 12 river basins in the humid region of the United States. Basins vary in size from 1532 to 8410 square miles, and river slopes from 1.56 to 107 feet per ...

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  • Wenzel, Harry G., Jr. (University of Illinois at Urbana-Champaign. Water Resources Center, 1970-09)
    An experimental and analytical study was conducted to investigate the mechanics of sheet flow as it is affected by rainfall. Water surface profile data were taken in a laboratory flume using artificially generated rainfall ...

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  • Jones, Barclay G.; Beoletto, James A.; Meek, Charcles C.; Ostensen, Raymond J.; Robin, Ronald (University of Illinois at Urbana-Champaign. Water Resources Center, 1971-03)
    Modifications to an existing experimental system have been made and have been demonstrated to provide the required resolution and variable parameterization necessary for a detailed study of dilute particle suspensions in ...

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  • Maxwell, W. Hall C.; Chang, Kuo-Cheng (University of Illinois at Urbana-Champaign. Water Resources Center, 1971-07)
    This analytic study used a generalization of Reichardt's hypothesis by Alexander, Baron & Comings to develop a unified treatment for the synthesis of diffusion patterns for mass, heat and momentum. The technique was applied ...

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  • Farvolden, Robert N. (University of Illinois at Urbana-Champaign. Water Resources Center, 1971-08)
    Base-flow recession curves of nineteen Illinois streams were analyzed to determine the most significant factors which affected the base-flow recession rate. The eight most significant factors were (in order): number of ...

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  • Yen, Ben Chie (University of Illinois at Urbana-Champaign. Water Resources Center, 1971-12)
    Recent development and improvement in numerical techniques and computer capability enables more accurate numerical solutions of spatially varied flow problems such as various phases of urban storm runoffs. Consequently, ...

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  • Jones, Douglas M.A.; Meredith, Dale D. (University of Illinois at Urbana-Champaign. Water Resources Center, 1972-04)
    Monthly estimates of precipitation on each lake, evaporation from each lake surface, and runoff into each lake from surrounding land areas are developed for the Great Lakes for calendar years 1946 through 1965. Overlake ...

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  • Stall, John B.; Yang, Chih Ted (University of Illinois at Urbana-Champaign. Water Resources Center, 1972-07)
    Unit stream power defined as the time rate of potential energy expenditure per unit weight of water of a natural stream has been studied intensively in this report. It is shown that the distribution and variation of unit ...

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  • Buetikofer,Larry B.; Meredith, Dale D. (University of Illinois at Urbana-Champaign. Water Resources Center, 1972-09)
    This bibliography contains 233 literature references on Great Lakes hydrology. The references are listed alphabetically by author for the following topics: precipitation; evaporation; runoff; lake levels and flows; hydrologic ...

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  • Meredith, Dale D. (University of Illinois at Urbana-Champaign. Water Resources Center, 1974-03)

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  • Yang, Chih Ted; Stall, John B. (University of Illinois at Urbana-Champaign. Water Resources Center, 1974-07)
    The relationship between rate of sediment transport and rate of potential energy expenditure has been studied in detail. Unit stream power, defined as the time rate of potential energy expenditure per unit weight of water, ...

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