Formulas Flashcards by Spencer b | Brainscape

Q

Engine Pressure (EP)

A

EP = NP + FL +- HP + Appliance

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Q

Friction Loss (FL)

A

CQ²L

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Q

Solid Stream / Smooth Bore Nozzle Reaction (NR)

A

1.57 x D² x NP

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Q

Fog Stream Nozzle Reaction (NR)

A

.0505 x Q x √ NP

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Q

Net Pump Pressure (NPP)

A

Discharge Pressure - Intake Pressure

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Q

Gallons Per Minute (GPM)

A

29.7 x D² x √NP

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Q

Square Swimming Pool

A

L x W x D x 7.48

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Q

Round Swimming Pool

A

πR² x D x 7.48

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Q

mm/hg required for lift

A

Feet / 1.13

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Q

Feet of lift

A

mm/hg x 1.13

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