Engineers must designpiping systems to keep the pressure within acceptable limits with the help of ansi conversion unit calculator. This is done by installing a density or pressure unit measurement accumulator near thevalve and/or operating the valve in such a way that rapid closure is prevented.
Accumulators may be in the formof air chambers for relatively small systems and used as a density unit calculator or surge tanks (a surge tank is a large open tank connected by abranch pipe to the main pipe to convert density units) for large systems. Thus, by application of the momentum and continuity equations on pressure measurements, expressions for both Ipand c have beenderived.The speed of the pressure wave can be obtained by using the sipressure measurement calculator or applying the continuity equation to the control volume in many ways.
Situation: Water flowing in pipe and valve closed quickly and measured via ansi unit conversion calculator.
Find: Maximum pressure (psig) at downstream end is measured.
Assumptions: Water temperature is 60°F.
Another way to eliminate excessive water-hammer pressures isto install pressure-relief valves at critical points in the pipe system and measure the density unit of water after that. These valves are pressure-activated so thatwater is automatically diverted out of the system when the water-hammer pressure reaches excessive levels when measured via a calculator.