hydraulics ch 4
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10 Terms
aqueous
pertaining to, related to, similar to, or dissolves in water
barrel
on a fire hydrant, the upright steel casing attached to the underground wtr distribution system
cap gauge
placed on a hydrant outlet to measure static and residual pressure
dry barrel hydrant
the main control valve below the frost line between the foot pierce and the barrel
dry hydrant
an arrangement of pipe permanently connected to a wtr source other than a piped, pressurized wtr supply system that provides a ready means of wtr supply
elevation pressure
in hydraulic calculations the distance the nozzle is above or below the pump
galvanic corrosion
2 dissimilar metals in contact with each other and immerse in an electrolyte solution and generates a small electrical charge
friction loss
reduction in presure that comes from wtr being in contact with the side of the hose
flow pressure
forward pressure at a discharge opening
specific heat capacity
amt of heat energy required to raise the temp of a substance