HydroCAD is ideal for studies using the TR-20, TR-55, or SBUH methods. (Please visit the Hydrology Library for background information.) HydroCAD provides a wide range of standard hydrology and hydraulics techniques in an easy-to-use graphical form, managed by the on-screen routing diagram we pioneered in 1986.
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Jan 24, 2014 · Sixteen fire flow calculation equations/methods were evaluated for two different size non-residential buildings and two different size single-family residential buildings. For the residential buildings, only four of the fire flow methods reduced the fire flow with the presence of sprinklers; the reductions were greater than or equal to 33%.
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Mar 17, 2015 · The inlet mass flows are determine based on an energy and mass flow balance: Minimum Inlet Energy Flow = Inlet Water Specific Enthalpy * Total DA Mass Flow. Additional Energy Flow Needed = Total Outlet Energy Flow - Minimum Inlet Energy Flow.
This online cable size calculator tool makes it easy to establish the correct size of cables for any DC power system. Cable sizes are particularly important for low voltage battery cables, solar panels, wind turbines and load cables.
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Orifice plate calculation: Orifice plate calculation: Calculation programs of diaphragms on the networks hydraulics according to standard NFX10 - 101 on Excel. Pump driving calculation: Mechanical energy provided by the fluid (Closed loop), mechanical energy in hydrostatic load (fluid on open circuit), mechanical energy provided to the liquid ...
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Feb 05, 2017 · Pumps that are too big can waste energy (kWh/yr), present higher costs, produce excessive cycling resulting in inconsistent pressure. According to Grundfos, power consumption accounts for 85 percent of all costs incurred during the life cycle of a pump. The initial pump purchase price and the cost of regular maintenance account for the remainder.