HydroSim Consultants Limited

Investigation, Analysis and Computer Simulation of Transient

 and Steady Flow Conditions in Internal Fluid Flow Systems

Minimum static pressure head created in the pump suction water distribution system during the transient flow generated by the simultaneous trip of all the pumps. Two 125m³ capacity air vessels connected to the system.

Capabilities

The computer program (PTRAN) developed by Dr. Adrian Boldy, Director of HydroSim Consultants Limited, is capable of simulating the transient response of any conceivable water distribution system equipped with any of the following boundary conditions:

        Pumps (with flywheel)

        Pressure relief valve

Bypass valve

        Pump discharge check valve

        Control valve

        Variable area surge chamber

        Variable area air vessel

        Feed tank

        Air inlet/outlet pressure surge alleviation valve

        Reservoir

 

Reference Projects

HydroSim Consultants Limited has undertaken a pressure surge investigation for the

water distribution systems listed under the following clients:

       

        Brown & Root Limited

                Hong Kong Water Supply, Sirt Large and Small Farms

        Hyder Consulting Limited

                Bryn Cowlyd

        GU Projects

                Clay Lane

        Pypun Water Consultants (Hong Kong)

                North Lantau

        Ewbank Preece (Singapore)

                Treasury Building

        Brian Colquhoun Consultants

                Conakry

        PWT Projects/Thames Water

                Grimsbury

        L.G. Mouchel Consultants

                Shuaiba Fire Mains