Elect. Pneu. Hyd. Formulas

8/14/2019 Elect. Pneu. Hyd. Formulas

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ar a e nput a cu ate onvers onsAmps DC 0.010

Watt DC 0.18

Ohms 2000 0.00

HP DC 0

Voltage 19 0.00

Power Factor

Efficiency

HP AC 1 0

HP AC 3 0

Kilowatt AC 1 0.00

Kilowatt AC 3 0.00

Amps AC 1 0.00

Amps AC 3 0.00

KVA 1 0.00

KVA 3 0.00

Length (Feet)

Ohms/mil_foot (CU=12.9@75F - AL=21.1@75F)Circular Mils 0.00

Voltage Drop 0.00

Wire and Conduit DataBASED ON THE 2005 NEC

Based on Appendix C - Tables

C1 and C1ACOPPER Ampacity at 75C based on NEC Table 310-16

THW, THW-2 THHW (75C) 3 Wires

3 Phase 4 Wires

THHN, THWN, XHHW, 3 Wires

THWN-2, XHHW-2 (90C) 3 Phase 4 Wires

ALUMINUM Ampacity at 75C based on NEC Table 310-16

THW, THW-2 THHW (75C) 3 Wires

3 Phase 4 Wires

THHN, THWN, XHHW, 3 Wires

THWN-2, XHHW-2 (90C) 3 Phase 4 Wires

Voltage Drop Calculator

Select wire size above

Enter distance in feet

Enter load amperage

Line to line voltage 1 Phase Volts 95% PF

drop. Using magnetic 80% PF


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conduit and copper wire. 3 Phase Volts 95% PF

80% PF


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RMS Motor Load Calculation

Event HP

1st

2nd

3rd

4th

5th

6th

7th

8th

0 RMS HP

EXAMPLE

Event HP

1st 2.5 30 900.0

2nd 7 60 3,600.0

3rd 4 20 400.04th 1.5 25 625.0

5th 15 55 3,025.0

6th 20 25 625.0

7th 2 30 900.0

8th 8 20 400.0

60 RMS HP

Motor DataMotor Voltage 3 575

#12 Select wire size Motor Horsepower 3 200 HP

6,529 Circular mils Motor Speed Nom. 180025 F.L.A. 192

1/2 Inch Supply Wire Size 300MCM

1/2 Inch Ground Wire Size 4AWG

1/2 Inch Time Delay Fuse 300

1/2 Inch Circuit Breaker 250

NEMA Std. Frame 447TC

N/A eservoir Heater sizing - Max dN/A Enter flow and T, enter Sp.Gr. or Sp

N/A or enter Voltage, Phase & Current.

N/A Variable Input N/A GPM

Temp (F)

Specific Gravity(@60F)

#12 Sp. Heat (BTU/((LbF))

Enter Distance Kw

Enter Amperage Voltage

0 Phase

0 of circuits

DurationSec. or %

HorsepowerLoad

DurationSec. or %

HorsepowerLoad


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0 Current

0 Wire AWG


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Standard 3

HP * Sec.

Horsepower

Ratings

1

1.5

2

3

5

7.5

10

15

20

25

HP * Sec.

30

40

2,250.0 50

25,200.0 60

1,600.0 75937.5 100

45,375.0 125

12,500.0 150

1,800.0 200

3,200.0 250

39.3 300

350

400

450

500600

700

800

900

1000

1250

nsity 15 watts/In 1500.Heat if different, 1750

2000

Calculated 22502500

3000

0.871 3500

0.450 4000

0.00


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0.00


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Pressure Input Conversions CalculatedPSI (G)

Bar

Atm.

Ton(M)/M

kPaKg/Cm

Torr (mm-Hg)

In-Hg (Abs)

In-Hg (Gauge)

Micron (Hg)

% Vacuum

AreaIn 0.00

ccVolumeFt 0.00

Gal. 0.00

Liter (Calculated=Std Volume) 0

SCF

ReceiverFt 0.00

Time Allowed (Min.)

Demand (CFM)Storage Capacity (SCFM) 0.00

Flow RateCFM

ACFM

SCFM (standardized) 0.00

Liter/Min (dm/min)

nl/min (normalized) 0.00

Velocity

Foot/SecInch/Sec

Cent./Sec

CompressorDisplacement (In/Rev)

Displacement (cc/Rev)

of Stages

RPM


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OK, first there is no such thing as standard or normal; between gas comorganizations there are over a dozen current or previously common standa

Liter/Min is easy, to get from CFM to SCFM requires inputs of temperature aACFM also requires inputs of elevation and inlet pressure drop (both default to

Capacity, SCFM and nl/min. Position cursor over calculated c


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Misc Factors Input Conversions CalculatedP (PSI) 0.00

P1 (Starting PSIG) 0.00

P2 (Ending PSIG) 0.00

Temp (F)

Temperature (F)Temperature (C)

Temperature (R)

Force (Lbs.) 0.00

Elevation (Ft.)

Saturated Vapor Press. N/A N/A

Relative Humidity (%)

Inlet Pressure Drop (PSI)

Efficiency

Flow CoefficientValve Cv 0.00

Conductor Cv 0.00

PowerHorsepower 0.00

Kw

CylinderBore (Dia. In.) 0.00

Stroke (In.)

Rod (In.)Extend Time (Sec)

Retract Time (Sec)

Area In Cap 0.00

Area In Rod 0.00

Force Cap (Lbs.) 0.00

Force Rod (Lbs.) 0.00

1-Sngl. 2=Dbl. Acting

"Constants"

k 1.41CAGI standards (14.696 PSIA, 36% RH, 68 F)

ConductorO.D. (In.) 0.00

I.D. (In.) 0.00

Wall thick (In.) 0.00

Length (In.)

Velocity (Ft/Sec)


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anies and oil companies and government organizations and internationalrds. Except for flow, unit conversions are rather straight forward. CFM tod relative humidity, then converting to nl/min is easy. To get from SCFM tozero). Probably most useful are the calculations for HP, Receiver Ft, Storageell to see the input variables used in the various calculations.


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Range Vacuum Description

25-760 torr

Medium (a.k.a. middle, fine)

High

Very highOuter space

Ultrahigh

Extreme ultrahigh

Composition of dry airPartial pressure Gas Percent (by vol.)

593.56 Nitrogen 78.10%

158.84 Oxygen 20.90%

7.1 Argon 0.934%0.25 Carbon Dioxide 0.033%

0.01 Neon 0.00180%

0 Helium 0.00053%

0 Methane 0.00020%

0 Krypton 0.00013%

0 Hydrogen 0.00005%

0 Nitrous Oxide 0.00005%

0 Xenon 0.000009%

Low (a.k.a. rough, coarse) used formaterial handling

10-3 - 25 torr

10-6 - 10-3 torr

10-9

- 10-6

torr10-17 - 10-6 torr

10-12 - 10-9 torr

below 10-12 torr


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6

8

10

12

0

2

4

6

8

10

12


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0

2


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Column AC

Column AC


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Variable nput Input Calculate /ConvertedPressurePSI 884.17

Bar 60.96

Atm. 60.16

Ton(M)/M 621.63

kPa 6,096.14VolumeIn

cc

Gal. 3.59

Liter

AreaIn

cc

Power

Horsepower 17.32Kw 12.92

Btu/Hr 44,087.33

Calorie/Min 185,163.66

TorqueInch Pounds

Newton Meter

Kg Centimeter

Flow RateGPM 29.38

Liter/Min (dm/min) 111.22

In/Sec 113.11

cc/Sec 1,853.59

Kg/Hr (see comment)

VelocitFoot/Sec

Inch/Sec

Cent./Sec

PumDisplacement (In/Rev)

Displacement (cc/Rev)

SpeedRPM

Radian/Min


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Enter a value in the input column in any category (i.e. 20 in B26) ancalculate the HP required (3.87 and states the sources used in the calsources used in that calculation). And if you enter a value for cylinde

AS OPENED: Values have been input for cylinder bore, stroke, rod, edischarge flow and system pressure-horsepower-flow minimums.

Calculated values have a magenta backgr


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Source Variable nput Input Calculated"Fluid Properties"

ForceCap+AreaCap Specific Gravity(@60F) 0.8710

Sp. Heat (BTU/((LbF)) 0.45

Boiling point (F) 1,100.0

Conductor

O.D. (In.)I.D. (In.)

Wall thick (In.)

Velocity (Ft/Sec)

Area+Rod+Stroke EnergyBtu

Calorie

Foot Pound

Kw Hour

Cylinder (Sngl acting)

Press+Flow Bore (Dia. In.) 12 12.00Stroke (In.) 24 24.00

Rod (In.) 10 10.00

Extend Vel. (In/Sec) 1.00

Retract Vel. (In/Sec)

Extend Time (Sec) 24 24.00

Retract Time (Sec)

Cycle Time (Sec)

Area In Cap End 113.10

Cyl.Extend Area In Rod End 34.56

Force Ext.(Cap)(Lbs.) 100000 100,000.

Force Ret.(Rod)(Lbs.)

D'charge Flow Cap End

D'charge Flow Rod End 8.98

Misc FactorsP (PSI)

Temp (F)

% Efficiency

Force (Lbs.)

Visc. (SUS)

Visc. (cSt)

Temperature (C)Temperature (F)

Temperature (K)


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it converts into the other units in the category. If you also enter a value inculation). Or if you enter a value for RPM (i.e. 200 next to RPM) it will calculr bore (i.e. 5), since you already have a pressure and flow it will calculate ex

ONLY ENTER ONE VARIABLE PER CATEGORY.xtend time and desired extend force. The worksheet has calculated extendf flow @ 29.28 GPM is input (B26) it also calculates retract velocity and tim

und, entered values have a green background and converted values have a


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/Converted Source

0

Stroke+Ext.Time

Bore

Bore+Rod

00

Ext.Vel.+AreaRod


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the pressure category (i.e. 20 in B4), it willate pump displacement (23.1 and states thetend velocity, area of cap and force of cap.

elocity, cylinder rod and cap areas, rod end, cycle time and cap end discharge flow.

gray background.


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0.5 0.75 1 1.5 2 3 5 7.5 10 15 20 25

3 0.5 HP 3 0.75 HP 3 1 HP 3 1.5 HP 3 2 HP 3 3 HP 3 5 HP 3 7.5 HP 3 10 HP 3 15 HP 3 20 HP 3 25 HP 3

2.5 3.7 4.8 6.9 7.8 11 17.5 25.3 32.2 48.3 62.1 78.2

14AWG 14AWG 14AWG 14AWG 14AWG 14AWG 12AWG 8AWG 8AWG 4AWG 3AWG 2AWG


4 6.25 8 10 12 17.5 25 40 50 60 90 100

7 9 10 15 15 20 25 40 50 60 100 1001 2 3 4 5 6 7 8 9 10 11 12


2.2 3.2 4.2 6.0 6.8 9.6 15.2 22 28 42 54 68



4 5.6 8 10 10 15 25 30 40 60 90 100

7 9 10 15 15 20 25 30 40 60 100 100

30 31 32 33 34 35 36 37 38 39 40 41


1.1 1.6 2.1 3.0 3.4 4.8 7.6 11 14 21 27 34



2 3.2 4 5.6 5.6 8 12 17.5 20 30 40 50

3 3 6 9 9 10 15 20 25 30 40 50

59 60 61 62 63 64 65 66 67 68 69 70


0.9 1.3 1.7 2.4 2.7 3.9 6.1 9 11 17 22 27



1.8 2.5 3.2 4 4.5 6.25 10 15 17.5 25 30 40

3 3 3 6 6 9 10 15 20 25 30 40

88 89 90 91 92 93 94 95 96 97 98 99


2 digit 2 digit 2 digit 143TC 145TC 182TC 184TC 213TC 215TC 254TC 256TC 284TC

2 digit 2 digit 143TC 145TC 145TC 182TC 184TC 213TC 215TC 254TC 256TC 284TC

2 digit 143TC 145TC 182TC 184TC 213TC 215TC 254TC 256TC 284TC 286TC 324TC

143TC 145TC 182TC 184TC 213TC 215TC 254TC 256TC 284TC 286TC 324TC 326TC

1 2 3 4 5 6 7 8 9 10 111 1/6 HP 1 1/4 HP 1 1/3 HP 1 1/2 HP 1 3/4 HP 1 1 HP 1-1/2 HP 1 2 HP 1 3 HP 1 5 HP 1 7-1/2 HP

4.4 5.8 7.2 9.8 13.8 16 20 24 34 56 80

14AWG 14AWG 14AWG 14AWG 14AWG 12AWG 12AWG 10AWG 10AWG 4AWG 1AWG


7 9 12 15 20 25 30 30 50 80 100

9 15 15 15 20 25 30 30 50 100 100

117 118 119 120 121 122 123 124 125 126 127

1 1/6 HP 1 1/4 HP 1 1/3 HP 1 1/2 HP 1 3/4 HP 1 1 HP 1-1/2 HP 1 2 HP 1 3 HP 1 5 HP 1 7-1/2 HP

2.2 2.9 3.6 4.9 6.9 8 10 12 17 28 40



3.5 4.5 5.6 8 10 12 15 17.5 25 40 60

7 7 9 10 10 15 15 20 25 40 60

117 129 130 131 132 133 134 135 136 137 138

Elect. Pneu. Hyd. Formulas

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