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SYSTEM ItYDtb%ULIC CALCULATION <br /> <br />S'['ATiC IIEAD <br />(vet~ci~.nl elevation difference from the pump base <br />to tJ~e pressure distribution laterals) <br /> <br />SYSTEM ALIDWANCE <br />(incl%ldes distribution pipit~ losses and a 5 foot <br />residual head discharge at the distribution laterals) <br /> <br />10- <br /> <br />PRICTION HEAD <br />(transport pipe friction loss as result of flow rate) <br /> <br />(a) Calculate Flow Rate <br />Diameter of orifices <br /> <br />Nun~er of orifices = <br />Orifice disd]arge rate = <br />NXR = <br /> <br /> (N) <br /> <br /> N <br /> R (see over) <br />Flow Rate in gallons per minute <br /> <br />(b) Calculate Friction Loss <br /> <br />LengtJl of transport pipe = <br />Friction loss coefficiea]t = <br />LXF = <br /> <br /> x <br />(Il/100 ft) (F) <br /> <br /> L <br />F (see over) <br />Friction Head in feet <br /> <br />'I~'i'AL DYNAMIC }LEAD <br />(sum of static head, <br /> friction head) <br /> <br />systemt allowance & <br /> <br />5. HYDRAULIC SPECIFICATIONS <br /> <br />MODEL: <br /> <br />GPM @ <br /> <br />HORSEPOWER ~/7.. <br /> <br />TEi~I <br /> <br />CAPACITY: <br /> <br />TDII @ GPM, & <br /> <br />GPM @ TDH <br /> <br />Footnotes <br /> <br />* In abs~ace of specific head loss calculations, use 10 ft. factor <br /> <br />feet <br /> <br />feet <br /> <br />feet <br /> <br />ft/TDH <br /> <br />- /3- <br /> <br /> <br />