• WaterCAD UDF Flushing simulations velocity

    When running WaterCAD UDF Flushing simulations, when I isolate out a pipe section in the network, why do other pipes in the network still have flow even though there is theoretically no source?
  • Customers meters association in the juctions but considering the closest pipe

    In old WaterGEMS V8i It could associate Customers Meters in the juctions but first checking the closest pipe. I mean, the software get the closest pipe then considering the distance of the start and stop node it get associated with the closest node. In…
  • trex not updating elevtion of customer meter and isolation valve

    Iam using landxml file as dataset and X-Y unit are in meter and z unit is in meter as in land xml dataset but its showing error as shown below in image attached.
  • darwin designer optimization

    darewin designer is giving different dia for same flow of pipe.
  • How can the WaterGEMS determine pipe diameter automatically based pressure and velocity constraint on optimization by Darwin designer but i'm not having costs of pipe?

    darwin designer is asking for cost of pipe.
  • Tank Filling Above Hydraulic Grade of Reservoir

    I am attempting to model a raw water intake using a reservoir to model the river which provides flow to a circular well with vertical turbine pumps that deliver flow to a treatment plant. I have set downstream FCV's to accept 60 MGD from the pumps,…
  • How to model discharge to atmosphere point

    HI, I'm working on my college project (The project is a plumbing system to drain a 1-m3 tank in the shortest time ). I use the discharge to atmosphere element at the end of the project but I'm really confused with this element's input data like [Flow…
  • WaterCAD for AutoCAD

    We are dealing with a problem while we use WaterCAD in AutoCAD. We are referencing a drawing in AutoCAD (using xref command) and when we try to draw an object we receive the following message: "Object reference not set to an instance of an object…
  • H2ONET to WaterCAD Conversion

    I have a few city water models running on an old H2ONET on AutoCAD R14 (!). We recently upgraded to WaterCAD V8i for AutoCAD Civil 3D 2010. I'm not having the best success converting the H2ONET files to something WaterCAD reads right away. There are a…
  • Water Distribution Modeling Software Survey

    Hello, If you have a few minutes please fill out this short survey to help the Bentley Institute Geospatial team create better training that is more suited to the workflow of our users. http://www.surveygizmo.com/s3/568508/Water-Distribution-Modeling…
  • WaterCad Select Series 2 Copy Graph Data Problem

    I am having problems with copying data from the graph data tab. My problem is that when I copy all the data the header row is not copied. So when I paste in excel I have no idea what the data in each column represents. This woudn't be a problem if WaterCad…
  • How to design open drains in sewer gems sanitary

    1) how can i design open drains in sewer gems sanitary? 2) I have search the help it shows that rectangular rounded section is avalible but when I try to change the shape , the option for " rectangular rounded section" is not avalible.
  • Tank and end connections

    Hi, How to draw a pipe layout . The case is "a Pump pumps in water from a underground tank to a tank on a building". Now as in water cad we insert a tank on the building and connect it to a pump and inturn connects to the U/G tank. BUT we have to provide…
  • WaterCAD for Reclaimed Water

    Any suggestions on how to model a reclaimed water system that delivers water to multiple (bulk) storage ponds? Each pond has a level control and a pressure staining valve. Is there a way to simplify this model, I can't justify trying to model all the…
  • Changing Length (Scaled) in water cad v 8i

    Can we change the setting Length (Scaled) m to normal custom length m . (Where we can enter our own length values). U can see the picture to get clear Idea. Thank You
  • Need WaterCAD/GEMS V8i training?

    Register now for a free 2 hour WaterCAD/GEMS V8i training course and obtain a fundamental understanding of WaterCAD and WaterGEMS functionality. The Introduction to WaterCAD/GEMS V8i training course will include a lecture on the latest…
  • Darwin Calibrator Inactive Elements

    I'm fairly new to the software and have been going through the on demand courses. I have a decent understanding of how Darwin Calibrator works but I'm struggling with one thing. I have numerous inactive pipes in my model. Typically these are either…
  • Use of LoadBuilder

    Hello There, Is anyone could help to explain how to use LoadBuilder? I have imported scaled network, I can obtain all information as such population density, Land use Pattern etc. My problem is I want to assign demands according to area and population…
  • Report Customization

    Tom Walski - A couple of months ago you posted a link or had a discussion regarding customizing reports or reports that are available that make the presentation of the data more useful and intuitive compared to the standard canned report on the vanilla…
  • WaterCAD age calculation fails

    I have run into a recent problem. I've been trying to do a age calculation on our water system and for some reason the largest duration I can calculate is 128 hrs. If I change it to 129 hrs the calculation fails and I get an error: Calculation Engine…
  • Initial conditions,KNOWN water level in the tank in every time step

    Regards to all. The existing water supply network belongs to III elevation zones of much larger water supply system and ends with the tank of III elevation zone. It is necessary to design new water supply network of IV elevation zone. In the…
  • Approximating a connection to an existing network

    When using hydrant test data to approximate a connection to an existing water distribution system, should the flowed hydrant be the hydrant on the side of the extension, or the gaged hydrant, or does it not matter? Also, how would elevation difference…
  • Average Demand Calculation and Fire Flow

    My model is fine and everything works fine however the design criteria for demand is 2.1 multiply by the average demand + Fire Flow (as indicated in the snapshot) I have setup the Scenarios and alternative for this criteria based on the BASED DEMAND…
  • Unusual Flow Results

    I'm getting some unusual results and am unable to find a solution. I'm trying to better calibrate our model near an area where 2 pressure zones meet. I've performed a fire flow analysis and tried to confirm the pressures and flow in that area. A flow…
  • What would you do for a vanilla project?

    I don't have the plugin for the Autodesk 2012 Civil 3D with regards to Water/SewerCAD. I use the standalone. My last project worked but was very tedious when trying to export from Civil 3D Pipe Network to water/sewerCAD and using model builder to bring…