World of Shareware - Software Farm 2/wosw_2.zip/wosw_2/GENERAL/ALLWET.ZIP/TOC.SML

Text File | 1987-05-13 | 7.4 KB | 318 lines

                            ALLWET: A USERS' MANUAL














                                      by
                                Michael Fuerst














                                    May, 1987































     Copyright, 1986,1987  by Michael Fuerst.   All rights reserved.





     Although reasonable precautions have been taken to insure that (i) the
information presented herein accurately describes the computer program with
which it's intended to be used, and (ii) the computer program produces results
free from errors, no guarantees of such can be made.  Also, no warranties are
made, whether expressed or implied.  Liability of the seller and author will
be limited exclusively to product replacement.


     However, if any problems or questions concerning the documentation or the
program arise, or if you have suggestions for improvements, please contact the
seller or the author.  The author will try to respond and/or repair the
program as quickly as possible.


     You may not distribute or duplicate printed copies of this documentation
without the author's  permission.  You may make backup copies of the software
to protect your investment, but you may not otherwise copy or distribute the
program without the author's permission.

     However, you may freely distribute copies of the manual on diskette, and
the demonstration version of the program on such diskettes.  The demonstration
version can handle no more than 15 pipes and 15 nodes, while the full program
can handle a minimum of 400 pipes and 400 nodes (or more, depending on the
version.)



                                           Michael Fuerst
                                           Gedanken Software
                                           802 North Broadway
                                           Urbana Illinois 61801
























                               CONTENTS


                                                                     Page

1.  INTRODUCTION                                                      1-1


2.  ELEMENTS OF A WATER DISTRIBUTION SYSTEM                           2-1

    2.1  Nodes and Calculation of Nodal Demands                       2-4
    2.2  Pipes                                                        2-6
    2.3  Reservoirs                                                   2-7
    2.4  Booster Pump Stations                                       2-10
    2.5  Notes Concerning H-Q Curves                                 2-10
    2.6  Pressure Reducing Valves                                    2-12
    2.7  Check Valves                                                2-13


3.  DATA PREPARATION FOR ALLWET                                       3-1

    3.1  Data File Preparation for ALLWET                             3-1
         3.1.1  Preliminary Subfile                                   3-3
         3.1.2  Node Subfile                                          3-5
         3.1.3  Pipe Subfile                                          3-6
         3.1.4  Reservoir Subfile                                     3-8
         3.1.5  Booster Pump Subfile                                  3-9
         3.1.6  Pressure Reducing Valve Subfile                       3-9
         3.1.7  Check Valve Subfile                                  3-10

    3.2  Creating and Updating a File


4.  INTERACTIVE USE OF ALLWET                                         4-1

    4.1  General Procedures                                           4-1

    4.2  Summary of Permitted Commands                                4-3

    4.3  Detailed Command Descriptions                                4-5
         4.3.1   BATCH                                                4-5
         4.3.2   BOOSTER                                              4-6
         4.3.3   CANCEL                                               4-7
         4.3.4   CHECK                                                4-7
         4.3.5   DELETE                                               4-8
         4.3.6   ERROR                                                4-9
         4.3.7   EPSILON                                              4-9
         4.3.8   HALT                                                4-10
         4.3.9   HELP                                                4-10
         4.3.10  LIST                                                4-11
         4.3.11  MULT                                                4-14
         4.3.12  NODE                                                4-15
         4.3.13  NOVERBOSE                                           4-16













         4.3.14  PERC                                                4-16
         4.3.15  PIPE                                                4-17
         4.3.16  PRV                                                 4-18
         4.3.17  READ                                                4-18
         4.3.18  RESERVOIR                                           4-19
         4.3.19  REVISE                                              4-21
         4.3.20  RUN                                                 4-23
         4.3.21  SCALE                                               4-25
         4.3.22  STORE                                               4-26
         4.3.23  TITLE                                               4-27
         4.3.24  VERBOSE                                             4-27

    4.4  Example of Interactive ALLWET Use                           4-28


5.  BATCH USE OF ALLWET                                               5-1


6.  PERFORMANCE AND CALCULATION OF ANALYSES                           6-1

    6.1  Successful Analyses and Their Interpretation                 6-1

    6.2  Correction of Unsuccessful Analyses                          6-4
         6.2.1  General Advice                                        6-4
         6.2.2  Non-Convergence                                       6-6
         6.2.3  Fragmented Network                                    6-8
         6.2.4  H-Q Curve Problems                                    6-8
         6.2.5  Pressure Node Problems                               6-10
         6.2.6  Booster Pump Problems                                6-11
         6.2.7  Check Valve and PRV Induced Problems                 6-11
         6.2.8  If All Else Fails                                    6-13










































                                                                    Page

Figures

   1.  Sample System Configuration                                   2-2
   2.  H-Q Curve                                                    2-11
   3.  PRV Orientation                                              2-11
   4.  Keypunched Data for Sample Problem (two pages)                3-2
   5.  Sample ALLWET Terminal Session                               4-29
        (five pages denoted as Figures 5a through 5e)
   6.  Sample RJE Output                                             5-2
        (Seven pages denoted as Figures 6a through 6g)
   7.  Inadvertently Misshaped H-Q Curves                            6-9


Tables

   1.  Data for Sample Problem                                       2-3