Hydraulics Flashcards by Elijah Quiceno

Q

Pump discharge pressure formula

A

PDP=NP+FL+AP+/-EP

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Q

PDP(Supply)

A

RP(20)+FL+AP+/-EP

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Q

Available Water Remaining

A

(SP-RP)x100) ~SP

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Q

GPM

A

29.7 x d2 x square root of NP
Squat root for 80 = 8.94
Squat root for 50 = 7.07

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Q

NP for smooth bore

A

50

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Q

NP Akron Fog Tip

A

50psi

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Q

NP Smooth Bore master streams

A

80psi

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Q

Master stream Fog Tips

A

100psi

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Q

Coefficient for 1.75/ 1-3/4 hose

A

10 fire ground /15.5 theoretical

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Q

Coefficient for 1” hose

A

150

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Q

Coefficient for 2” hose

A

8

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Q

Coefficient for 2-1/2 hose

A

2

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Q

Coefficient for 3” hose

A

0.8

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Q

Coefficient for 4” hose

A

.2

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Q

Coefficient for 5” hose

A

.08

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Q

Coefficient for dual 3” hose

A

.2

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Q

Coefficient for 4” + 3” hose

A

.09

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Q

Coefficient for dual 4” hose

A

0.05

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Q

GPM Fog nozzle @50psi

A

175

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Q

Smooth bore @50psi

A

185/ 15/16 tip slug

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Q

GPM 2 1/2 blitz line SB

A

300 foreground/// 296 theoretical
1” 3/16 tip SB

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Q

GPM Mercury Monitor

A

500 Fog 500 SB (AP- 10)

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Q

Appliance Loss - Less than 350gpm

Study These Flashcards

A

0

Q

Appliance Loss - 350gpm +

Study These Flashcards

A

10

Appliance Loss - Ladder pipe

25

Appliance Loss - Master stream

25

Appliance Loss - stand pipe

25

Appliance loss - Large appliances

25

Master stream 1” 1/4 flows

400 fire ground// 415 theoretical

Master stream 1” 3/8 tip flows

500 fire ground// 502 theoretical

Master stream 1” 1/2 flows

600 fireground /// 598 theoretical

Master stream 1” 3/4 flows

800 fireground/// 814 theoretical

Master stream 2” flows

1000 fireground /// 1062 theoretical

Starting pressure for 100ft 1”3/4

80

Starting pressure for 150ft 1” 3/4

95

Starting pressure for 200ft 1” 3/4

110

Starting pressure for 250” 1 3/4

125

Starting pressure for 300ft 1” 3/4

140

Starting pressure for 400ft 1” 3/4

170

Starting pressure for 100ft 1” 3/4 SB tip

85

Starting pressure for 150ft 1”3/4 SB

100

Starting pressure for 200ft 1”3/4 SB

120

Starting pressure for 250ft 1”3/4 sb

135

Starting pressure for 300ft 1”3/4 SB

150

Starting pressure for 350ft 1”3/4 SB

170

Starting pressure for 400ft 1”3/4 SB

185

Starting pressure for 200 ft 2” 1/2

85

Starting pressure for 250ft 2” 1/2

95

Starting pressure for Deck Gun

Fog - 125 SB 105

Starting RPM for drafting

1200

1.75x1.75

3.06

1.85x1.85

3.42

2.96x2.96

8.76

100ft of 3” for Mercury monitor

20 psi

100ft 1” 3/4 w fog nozzle

30 psi

100ft 2” 1/2 with SB

18 psi