• Modelling of VT pumps - in Hammer

    HI, I am working on a project where we need to model Vertical Turbine Pumps in Hammer and carry out surge analysis. When i analyse for surge; suction pipe of VT pump shows negative pressure; how to tackle this negative pressure ? will providing…
  • Hammer Negative Pressure - Instability at Steady State

    Hello, I am using Hammer V8i. I have a simple layout for a pump station transient model. A pump draws from a wet well, and discharges over a syphon into an effluent conduit. The discharge syphon creates a negative pressure at steady state. My transient…