• Modelbuilder - WaterGEMS

    Rossouw Boshoff
    Rossouw Boshoff
    Hi, I get this error when trying to import a point shapefile (for customer meters) It says "Invalid Esri Shapetype" And then "data Source is empty or contains cross referenced data" I have view the shape file in QGIS and nothing seems out the…
    • Answered
    • over 2 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • GIS Schema for preparing data for future model builder

    Alison Barton
    Alison Barton
    I am trying to create the appropriate schema for data collection in GIS so that my client can collect water and sewer data and easily import to SewerGems/WaterGems using the model builder. Is there anywhere that lists the schema, or even just the different…
    • over 2 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • Best way to duplicate waterlines and junctions for correct demand input

    Hannah Pollock
    Hannah Pollock
    I need to duplicate some pipelines and junctions in my model. The water leads connecting the waterlines to adjacent lots are only represented by one line when there should be two. Trying to input the correct demand (gpm) without just doubling the demand…
    • Answered
    • over 2 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • Manifold Force Mains with Many Pumps

    Brian White
    Brian White
    I'm working in a coastal community where the terrain is very flat and therefore they don't have much gravity and they use a lot of pumping stations. They have 100's of duplex submersible pump stations and 1000's of individual grinder pumps that all pump…
    • over 2 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • Calibration valve configuration to minimize head loss

    Megan Fox
    Megan Fox
    We are working to calibrate a system that controls their high service pumps with VFDs at a water treatment plant based on a pressure sensor in the distribution system immediately downstream of the treatment plant. The target pressure is 50 psi. (HGL:…
    • Answered
    • over 2 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • 1. How can there be a flow supply without any flow demand? Can anyone help pe learn about it?

    Engineer Sifi
    Engineer Sifi
    • Answered
    • over 2 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • Constituent Types

    Paras Darji
    Paras Darji
    Hello, I want to know that which option is better constituent type to carry out booster chlorination study at node in Water Distribution Network? Thank You.
    • Answered
    • over 2 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • Pipe lines are not build by using shapefiles in WaterGems

    Engineer Sifi
    Engineer Sifi
    I have shapefiles for the model, When opened in GIS the whole model is available, and when tried building the model with shapefiles in model builder pipelines is missing. Can anyone guide me through it? I would be glad.
    • over 2 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • How to attach an existing junction on an existing pipe line?

    Engineer Sifi
    Engineer Sifi
    I am working on a model in which many of the junctions are not on the existing pipeline. So, I want to attach the existing junction(which is not attached to the pipeline) to the existing pipeline by not creating a new junction on the pipeline and splitting…
    • Answered
    • over 2 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • Water Quality (Constituent) Analysis for a proposed water distribution network

    Amine Salameh
    Amine Salameh
    Greetings, I am looking for a standard procedure for determining the bulk reaction rate to undertake a water quality (constituent) analysis. I understand from the AWDM book and other literature that the procedure entails sampling water from the source…
    • over 2 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • Automated Fire Flow analysis - Hydrant losses

    Sam Robson
    Sam Robson
    Hi there. I’m relatively new to WaterGEMS and having trouble with the automated Fire Flow analysis. I have made a network including tanks, pumps and many hydrants and I can run the Fire Flow analysis fine, getting correct answers. But I was wondering…
    • Answered
    • over 2 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • Extreme negative pressures and hydraulic grades

    Dominick Falcone
    Dominick Falcone
    Hello, I have imported a model into WaterGEMS and entered as much info as I have from the client. When I run the model, I am getting some very extreme negative pressures and hydraulic grades. The areas of the model in question are at high points in…
    • over 2 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • Modeling Parallel pipe lines in a gravity network

    Hola!
    Hola!
    Hi, I have a situation where I have to design a gravity network such that I have to utilize the existing pipe in a given network. How to design a parallel pipe in a gravity distribution network. Suppose, the existing pipe has a dia of 100 mm and would…
    • over 3 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • why Bulk and Wall reaction rates are negative?

    bharanidharan b
    bharanidharan b
    • Answered
    • over 3 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • How to connect a in-line storage tank into two pumps

    Gashin Shahsavari
    Gashin Shahsavari
    Hello, I'm modelling a large size existing water supply network with many boosters through the network. There is also a tank with a pumping station through the network to provide water for a further network. So my question is how can I model a the the…
    • over 3 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • How to balance flow from two reservoirs in the system?

    Naresh Kotgire
    Naresh Kotgire
    I am calibrating a system, the distribution network which has two inlets (feeder mains) on which I have flow and pressure measurement data. After simulation it is observed that one of my reservoir more push water in non supply hours and it goes to another…
    • over 3 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • Model Opening Error

    Anan
    Anan
    It was working fine yesterday. Today when i tried to open it gives me an error. Error Message is attached for reference. Can somebody please help me to sort-out this issue?? I would like to know why i face it and how to avoid it in future. than…
    • over 3 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • Low pressure and high velocity

    Ragavendra V
    Ragavendra V
    Hi, I am a doing modelling for improvement of the existing system. Many location velocities are high and pressure is low. Even I tried to increase the pump capacity the pressure is not increased. Please check the model in the below following link…
    • over 3 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • Copy/Paste Model Elements in WaterGEMS/SewerGEMS?

    Nick Graue
    Nick Graue
    I am using WaterGEMS v8i Connect Edition\ I used to use Innovyze InfoWater for all of my hydraulic modeling needs which had the ability to copy elements from one hydraulic model, and then paste them into a different model just like any other copy/paste…
    • Answered
    • over 3 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • No Flow in tank Top inlet fill

    Ragavendra V
    Ragavendra V
    Hi, I have another issue in the model, If you check the T-1 inlet it was connected as a top inlet. When I run the simulation for avg daily demand I don't have any issue. However, when I run the same model with Max daily demand scenario (Peak factor…
    • Answered
    • over 3 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • watergem failed to validate model. the model may be corrupt or contain incomplete information

    Ragavendra V
    Ragavendra V
    Hi, I have an issue validating this water gem file. Even I am using the latest version of water gem update 210.02.01.06 64-bit it is still showing the same error. Please let me know how to fix this error. I have uploaded the file in the below wetransfer…
    • Answered
    • over 3 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • WaterGEMS stops responding during the final step of Criticality Analysis.

    Varenya Mehta
    Varenya Mehta
    I am running a criticality analysis where I perform the segmentation by computing the analysis. It works great. Next, I click on Criticality and select the "Run Hydraulic Engine" option and put minimum pressure at 30 psi. Then, when I click the compute…
    • over 3 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • System resistance curve for pressurized pipe network

    satishkumarbn satishkumarbn
    satishkumarbn satishkumarbn
    Hello, I am handling pipe network with multiple outlets which requires residual head. However these pipe networks directly connected to 4 pumps (3w+1s). In this case i have found starting point (i.e static head) of system resistance curve ( (Residual…
    • over 3 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • isolation valve position

    mohamed tablia
    mohamed tablia
    Hello, How could I locate an isolation valve at a specific position on a pipe with a schematic drawing? Can an isolation valve replaced by another type of valves in watergems to do the same task?
    • Answered
    • over 4 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
  • area change modeling

    mohamed tablia
    mohamed tablia
    Hello, how could I model area change in bentley hammer ? Is there any method rather than splitting pipe? does pipe splitting do better simulation for Wave Reflection and Transmission at an expansion and a contraction?
    • over 4 years ago
    • OpenFlows | Water Infrastructure
    • OpenFlows | Water Infrastructure Forum
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