• Flow - pressure relation, emitter coefficient

    Hello, I have a question related to the emitter coefficient of junction. My task is to determine how much will change the flow at the downstream reservoir(which in the program I consider as a junction) if we change pressure breaker elevation for +10m…
  • Viewer for WaterHammer, WaterGEMS and SewerGEMS

    Hi everyone I am looking for a VIEWER for WaterHammer , WaterGEMS and SewerGEMS in which one can present the models, as well as costumer can open the VIEW file to see the model and its results. It could be a program same as Bentley View CONNECT Edition…
  • Query Builder for Multiple Expressions

    Hello, I am curious as to why "IN" is not included as an operator under query builder? Isn't "IN" used to filter a field by multiple expressions? For example: Physical_PipeMaterial IN ('BR', 'CEM', 'DI', 'Ductile Iron', 'UNK') I hope you can clarify…
  • Transient Model Boundary Conditions from EPS

    Hello, I have a working 36hr EPS hydraulic scenario and would like to setup a transient scenario for a pump trip. My attempt in doing so has not been successful and I was seeing my zone draining and my pump station (that feeds the zone) dead heading…
  • Hammer bentley - Modeling a water open distribuiton network

    Good Morning to all, I have a case study in which the network is divided into two diferent branches which as it root on a pumping station.. Each branch as it own ramification that lead water to variou water reservoir. I have the profile of each…
  • Distribution Sytem Wide Hammer and Transient Analysis of RPZ

    I am attempting to set up a model to demonstrate how a RPZ (Reduced Pressure Principle Backflow Preventer) will respond to Hammer. For those unfamiliar with the operation of an RPZ, I have attached a document which outlines this very well. …
  • Problem with toolbox...

    I was moving with my mouse the EPS Result Browser box to see better the display of the simulation behind her and the box simply disappear... I'm trying to find her but I don't get... When I press the button of this function nothing happen... I think that…
  • Discharge to Atmosphere Elements - Rating Curve

    I have a query about how Hammer deals with the Rating Curve option. In the Hammer Help file, the following information is all that is provided: Rating Curve - releases water from the system to atmosphere based on a customizable rating curve relating…