Browsing Technical and Special Reports by Title

Now showing items 490-509 of 510

    • Water Resource System Optimization by Geometric Programming 
      Meier, W. L.; Shih, C. S.; Wray, D. J. (Texas Water Resources Institute, 1971-02)
      Water resources planners and systems analysts are continually confronted with many complex optimization problems. Two major factors contribute to this problem. Firstly, mathematical modeling and system description capabilities ...
    • Water Rights Analysis Package (WRAP) Daily Modeling System 
      Wurbs, R.; Hoffpauir, R. (Texas Water Resources Institute, 2012-10-01)
      WRAP simulates development, management, control, allocation, and use of the water resources of river basins. The WRAP modeling system documented by the basic Reference and Users Manuals (TR-255 and TR-256) is based on a ...
    • Water Rights Analysis Package (WRAP) Daily Simulation, Flood Control, and Short-Term Reliability Modeling Capabilities 
      Wurbs, Ralph A.; Hoffpauir, Richard J. (Texas Water Resources Institute, 2011-12)
      WRAP is a generalized river/reservoir system simulation model providing flexible capabilities for analyzing water resources development, management, control, allocation, and use. The Texas Commission on Environmental Quality ...
    • Water Rights Analysis Package (WRAP) Model Description and User's Manual 
      Wurbs, Ralph A.; Dunn, David D. (Texas Water Resources Institute, 1996-10)
      The evolution of the Water Rights Analysis Package (WRAP) is outlined in the "Model Development Background" section of Chapter 1 of this report. The model was developed in conjunction with a series of university research ...
    • Water Rights Analysis Package (WRAP) Modeling System Programming Manual 
      Wurbs, R.; Hoffpauir, R. (Texas Water Resources Institute, 2012-10-01)
      The WRAP modeling system is documented by Reference and Users Manuals (TR-255 and TR-256) and other auxiliary manuals (TR-317 and TR-430) required to apply particular features. The WRAP executable programs are applied by ...
    • Water Rights Analysis Package (WRAP) Modeling System Reference Manual 
      Wurbs, Ralph A. (Texas Water Resources Institute, 2003-08)
      The Texas Water Resources Institute (TWRI), and many other agencies and organizations, have worked with Ralph Wurbs over the years to develop WRAP (the Water Rights Analysis Package). The WRAP model simulates management ...
    • Water Rights Analysis Package (WRAP) Modeling System Reference Manual 
      Wurbs, Ralph A. (Texas Water Resources Institute, 2012-10-01)
      The Texas Water Resources Institute (TWRI), and many other agencies and organizations, have worked with Ralph Wurbs over the years to develop WRAP (the Water Rights Analysis Package). The WRAP model simulates management ...
    • Water Rights Analysis Package (WRAP) Modeling System Reference Manual, 8th edition 
      Wurbs, Ralph A. (Texas Water Resources Institute, 2011-09)
      The Water Rights Analysis Package (WRAP) modeling system simulates management of the water resources of a river basin or multiple-basin region under priority-based water allocation systems. In WRAP terminology, river/reservoir ...
    • Water Rights Analysis Package (WRAP) Modeling System Users Manual 
      Wurbs, Ralph A. (Texas Water Resources Institute, 2005-04)
    • Water Rights Analysis Package (WRAP) Modeling System Users Manual 
      Wurbs, Ralph A. (Texas Water Resources Institute, 2012-10-01)
      The Texas Water Resources Institute (TWRI), and many other agencies and organizations, have worked with Ralph Wurbs over the years to develop WRAP (the Water Rights Analysis Package). The WRAP model simulates management ...
    • Water Rights Analysis Package (WRAP) Modeling System Users Manual, 8th Edition 
      Wurbs, Ralph A. (Texas Water Resources Institute, 2011-09)
      The Water Rights Analysis Package (WRAP) is documented by a Reference Manual and this Users Manual, an introductory Fundamentals Manual, and Salinity and Supplemental Manuals covering additional features. The Reference ...
    • Water Rights Analysis Package (WRAP) Reference Manual 
      Wurbs, Ralph A. (Texas Water Resources Institute, 2003-03)
      The Texas Water Resources Institute (TWRI), and many other agencies and organizations, have worked with Ralph Wurbs over the years to develop WRAP (the Water Rights Analysis Package). The WRAP model simulates management ...
    • Water Rights Analysis Package (WRAP) River System Hydrology 
      Wurbs, R. (Texas Water Resources Institute, 2013-02-20)
      The Water Rights Analysis Package (WRAP) is documented by a Reference Manual and Users Manual and several auxiliary manuals including this Hydrology Manual that cover specific aspects of the modeling system. This Hydrology ...
    • Water Rights Analysis Package (WRAP) Users Manual 
      Wurbs, Ralph A. (Texas Water Resources Institute, 2003-03)
      The Water Rights Analysis Package (WRAP) is documented by a Reference Manual and this Users Manual. The Reference Manual explains WRAP capabilities and methodologies. This Users Manual provides the operational logistics ...
    • The Water Rights Analysis Package Users Manual, Version 2.0 
      Wurbs, Ralph A. (Texas Water Resources Institute, 2003-08)
      The Texas Water Resources Institute (TWRI), and many other agencies and organizations, have worked with Ralph Wurbs over the years to develop WRAP (the Water Rights Analysis Package). The WRAP model simulates management ...
    • Water Supply Planning Using an Expert Geographic Information System 
      McKinney, Daene C.; Burgin, John F.; Maidment, David R. (Texas Water Resources Institute, 1995-06)
      An expert geographic information system (expert GIS) for long-term regional water supply planning has been developed. This system has been evaluated through a case study examining a l9-county study region in South Texas ...
    • Water Transfer from Soil to the Atmosphere as Related to Climate and Soil Properties 
      Wendt, C. W. (Texas Water Resources Institute, 1970-02)
      Facilities and Systems - Design of the lysimetric facility of the project began in 1966. During 1967, soil cores were taken for the lysimeters, and in 1968 an unforseen temperature problem in the lysimeters was solved. A ...
    • Water Use Efficiency in Plant Growth and Ambient Carbon Dioxide Level 
      van Bavel, C. H. M. (Texas Water Resources Institute, 1972-06)
      This report examines the validity and explores the practical implications of the proposition that CO2 enrichment of the leaf environment enhances plant growth and, simultaneously decreases plant water use. A theoretical ...
    • Water Value and Environmental Implications of Hydraulic Fracturing: Eagle-Ford Shale 
      Allen, W.; Lacewell, R.; Zinn, M. (Texas Water Resources Institute, 2014)
      Shale gas has emerged as one of the leading energy developments in the United States. Production has risen from roughly 0.9 trillion cubic feet (TCF) in 2006 to 4.8 TCF in 2010. Shale gas now encompasses 23% of U.S. natural ...
    • WRAPHydro Data Model: Finding Input Parameters for the Water Rights Analysis Package 
      Gopalan, Hema (Texas Water Resources Institute, 2003-05)
      The Water Availability Model requires geospatial parameters to be used as inputs into the WRAP model. Previously these parameters were developed in ArcView 3.2 and processing suffered from performance and data management ...