Water Supply for Fire Protection |
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Page 42
F. Dale Cozad. Sample Problem . An object weighing 100 lb ( 444.9 N ) is moved 30 ft ( 9.144 m ) . How much work is ... Problems 1. Find the work if an object weighing 300 lb ( 1,335 N ) is moved 15 ft ( 4.6 m ) . 10 lb ( 44.5 N ) W = Fd ...
F. Dale Cozad. Sample Problem . An object weighing 100 lb ( 444.9 N ) is moved 30 ft ( 9.144 m ) . How much work is ... Problems 1. Find the work if an object weighing 300 lb ( 1,335 N ) is moved 15 ft ( 4.6 m ) . 10 lb ( 44.5 N ) W = Fd ...
Page 60
... example , a column of water with a pressure reading at its base of 100 kgscm would have an initial velocity of v = 14 / 100 = 14 ( 10 ) = 140 m / sec . Sample Problems 1. The pressure at the discharge end of. v = √2gh = √2 ( 32.2 ft ...
... example , a column of water with a pressure reading at its base of 100 kgscm would have an initial velocity of v = 14 / 100 = 14 ( 10 ) = 140 m / sec . Sample Problems 1. The pressure at the discharge end of. v = √2gh = √2 ( 32.2 ft ...
Page 266
... Sample Problems . In these problems we assume that the pumpers are hooked up with the large - diameter suction hose that is recommended for the pump volume being used . 1. A pump operator is hooking a 1,000 - gpm 266 / FIRE GROUND PUMP ...
... Sample Problems . In these problems we assume that the pumpers are hooked up with the large - diameter suction hose that is recommended for the pump volume being used . 1. A pump operator is hooking a 1,000 - gpm 266 / FIRE GROUND PUMP ...
Contents
AREA VOLUME FORCE AND PRESSURE 15 155 | 15 |
VELOCITY | 39 |
DISCHARGE | 63 |
Copyright | |
10 other sections not shown
Common terms and phrases
63.5-mm)-diameter hoseline atmospheric pressure backpressure Bernoulli's equation Bernoulli's theorem calculated cavitation clapper valve coefficient compute converted deliver deluge gun determine developed drafting efficiency EH₁ elevation engine pressure EP=NP+FL equivalent length Figure Find EP Find PDP Find the friction fire protection fire service firefighting FL appliance flow test fog nozzle force formula friction loss friction-loss rate ft/sec ft² ft³ gal/min GPM LPM handline hose diameter hose lay hydrant butt intake kcal kg/cm² kinetic energy lengths of hose m/sec master stream appliance metres metric system normally nozzle pressure orifice PH₁ PH₂ pipe pitot potential energy pressure reading primer psi 7.03 kgscm psi kgscm pump operator pump pressure pumper rated capacity residual pressure result safe water flow Sample Problems siamesed Solving sprinkler system ss nozzle ss tip static pressure straight stream suction hose tank velocity VH₁ volume water hammer water supply system wyed lines