펌프의 기초지식과 응용

EBARAHYOSUNG EBARA CO.,LTD.

2009. 02. 09

.

HYOSUNG EBARA CO.,LTD.HYOSUNG EBARA CO.,LTD. 2 / 72

MIN. Flow DATA

: 1. (,)2.


(PUMP) ? OXFORD PUMP 15 17 . , PUMP PLUNGER() . POMPE, PUMPE, POMPA, BOMBA , POMP, .

(PUMP) ? OXFORD PUMP 15 17 . , PUMP PLUNGER() . POMPE, PUMPE, POMPA, BOMBA , POMP, .

? ( ) , , .

? ( ) , , .

(PUMP) ? - 1500 - 1000 - 11 , - 16 , ,

- 17,18 (Watt) - 18 ( Euler) - 19 , 19

(PUMP) ? - 1500 - 1000 - 11 , - 16 , ,

- 17,18 (Watt) - 18 ( Euler) - 19 , 19


[ ] .

, , .

(Jakob Bernoulli 16541705) + + =

, , .

, . .

, .

.

, . .

.


1. NPSHre :

NPSHre : ,

2. (Efficiency) :

(BEP, Best Eff. Point) .

: (Motor) .

3. : (Flow Rate) : (Head) :

4. (Shaft Power):

(RPM, Revolution Per Minute) 1 , () , NPSHre()2 , ()3 . , 60Hz , 50Hz

1. NPSHre : NPSHre : ,

2. (Efficiency) :

(BEP, Best Eff. Point) .

: (Motor) .

3. : (Flow Rate) : (Head) :

4. (Shaft Power):

(RPM, Revolution Per Minute) 1 , () , NPSHre()2 , ()3 . , 60Hz , 50Hz

NPSHre

(m3/h)

(m)

(%)

(kW)

NPSH

(m)

0


1 .

(Flange) .

.

.

END,

TOP, SIDE,

BOTTOM ,

END-TOP .

TOP

ENDSIDE

SIDE

BOTTOM


Casing Impeller . Volute Guide Vane 2 Volute . Volute . Single Volute Double Volute . Unbalance Impeller Radial Thrust . Double Volute Unbalance Radial Thrust . Guide Vane . Guide Vane , Unbalance Radial Thrust .

Volute pump

Volute

Nozzle

Impeller

Casing

Inlet

Guide Vane

Nozzle

Impeller

Turbine pump

Inlet

Casing

(Casing)

Single Volute Double Volute


BRACKET MOUNTING

CENTERLINE MOUNTING

FOOT MOUNTING

IN-LINE

VERTICAL

(Casing)


(Impeller)

(Impeller) . (Vane) .

. (Boss) .

.

(Vane)

AXIAL FLOW

MIXED FLOW

DOUBLE SUCTION

SINGLE SUCTION

SEMI-OPEN NON-CLOGGINGOPEN WESTCO


2. (Rolling Bearing) . Radial Thrust Axial Thrust (Deep Groove Ball Bearing), (Angular Contact Ball Bearing), Radial Thrust (Roller Bearing) .

Rolling Bearing , . (Grease) (Oil) 2 . . SEAL .

, .

(Bearing)

Deep Groove Ball Bearing

Angular Contact Ball Bearing

Roller Bearing


, Gland Packing Mechanical Seal . Gland Packing Gland Packing , . Stuffing Box Packing Gland .

1, 1.5kg/cm . . Gland Packing 6 1 . , Shaft Sleeve .

( ) , Lantern Ring ( 1kg/cm) . Pumping (Self Flushing), (External Flushing) .

(Sealing Device)

Gland Packing

ExternalFlushing

Packing Gland

Shaft SleeveLantern Ring


(Sealing Device) Mechanical Seal Mechanical Seal . .

Gland Packing . Mechanical Seal (Seal Face) , Free-Maintenance . 1.

Mechanical Seal Gland Packing . . (Seal Face) Flushing . ( 80 ) Cooler Mechanical Seal . Cyclone Separator Strainer Mechanical Seal . Mechanical Seal . . 3 cc .

SEAL FACE

Stationary Part Rotating Part

Mechanical Seal

Cooler Cyclone separatoCyclone separatorr

Strainer


- /

(Impeller) (Stay) (Casing) (Roller Bearing) (Shaft) (Bed, Base) (Bearing Housing) (Coupling) (Stuffing

Housing) (Coupling

Cover)

1 1 1

1

2

2

2

2

3 3

3

3

4 4 4

5

6

8 88

59

910 10

1010

77

7

HES HDR HTM iLP


JAW FLANGEGRID DISK MUFF (Rigid)

COUPLING

SEAL FACE

Stationary PartRotating Part

Mechanical Seal

Gland Packing

Rolling Bearing Journal Bearing Constant Oil Lever

Inpro eal Oil Seal

Gasket

O-Ring

- /


(Impeller) (Casing) , (Shaft) (Motor ) (Impeller) (Bearing Housing) (Bearing) ,

(Stuffing Housing) , , Packing Mechanical Seal (Stay) Bearing Housing , (Roller Bearing) ,

(Bed, Base) (Motor ) (Flexible Coupling) ( ) (Coupling Cover) Coupling

(Suction Bell Mouth) Vortex (Diffuser) ,

(Column Pipe) , (Diffuser) ,

(Discharge Elbow) 90 (Rigid Coupling) (Motor ) ( ) (Mechanical Seal) ( )

- /


USER . USER , . USER MAKER MAKER .

, . MAKER .

4 .

-


. m/min (, ) . . m/h (,) 1/60 = m/min l/min (,) 1000/1= m/min . t/h ( ) 1/(60 x r) = m/min, r=( )

(HEAD) m() . m . (MPa(kg/cm)), (m/s), (m) 3 . ( ) ( ) . .

P = (r x H) / 10 P: [kg/cm] , H: [m], r: [kgf/l]

-


, 1 rpm (min) . . .

N=2 x 60 x f / pole N : rpm( min-) , f : Hz, pole : . . .

Hz (kw)

1.5 2.2~7.5 11~30 37~75 80

60

2 3455 3490 3530 3560 35754 1730 1745 1765 1780 17906 1145 1160 1170 1180 11908 855 865 875 880 890

-


. ( ) . . .

P= 0.163 x r x Q x H / EP : [kW] r : [kgf/l] Q : [m/min] H : [m] E : [%] x 1/100

, , , ( ) . . , 15kw 15%. 22kw 10% .

HES(), iLP()M( )

HTM(), HFM()VM(), HWE()

1.5Kw 1.2 1.252.2Kw ~ 15Kw 1.15 1.218.5Kw 1.1 1.15

HDR()22Kw 1.330Kw ~ 55Kw 1.275Kw 1.15

-


. , , . () , . . . .

-


MAKER USER . .

, , , . . . 2 .

-


[] USER . . , , .

Q2 = (D2/D1)2 x Q1 H2 = (D2/D1)2 x H1 P2 = (D2/D1)4 x P1

D: D: Q: Q: H: H: P: P:

MAX. DIA MIN. DIA . USER . .

-


[] 1

. . . LIMIT LOAD .

, USER .

-


. , . (1) 1 , . . .

(2) , . . , 2 mpa.s (SI), P (poise) CP (centi poise), mm/s (SI),ST (stokes) cSt (centi stocks) .

-


[ ]

. , .

. ( ) , , .

. .

.

-


10(Pd-Ps)s

H : mPs : kg/cm2Pd : kg/cm2Ha : mHf : ms : kg/Vd : m/secg : m/sec2

Ps Pd

H = Ha + Hf + Vd2

2g

,

[ ] Ha = Had+Has[ ] Ha = Had-Has

+ Ha+ Hf+ H = Vd2

2g

Vd22g ( )

Pd

Hfd ( )

Vd

Had ( )H

Ha

Has ()Ps

Hfs()

Vd22g ( )

( )

P Hfd ()Vd Ha H

Hfs

Had ()Has ()

-


( ) ( ) .

(1) Darcy .

(Darcy )

Hf : m : , , , . .

L V2

D 2g xxHf =

Q4

Q

D2= 0.0212 x

x D2 x 60V =

L : m D : m V : m/sec g : 9.8m/sec2 Q : m/min

12000 x D

+ 0.02=

-


, .

1.5 .

-


(2) . ( 40mm 90 1 0.7m .) .

mm 25 32 40 50 65 80 100 125 150 200 250 300 350

90 0.5 0.6 0.7 0.9 1.1 1.3 1.8 2.2 2.7 3.7 4.3 5.2 5.5

90 0.5 0.6 0.7 0.8 0.9 1.0 1.3 1.5 1.7 2.1 2.4 2.7 2.9

13.7 16.5 18.0 21.3 23.5 28.6 36.5 - - - - - -

- - - 0.8 0.8 0.9 0.9 1.0 1.0 1.0 1.0 1.0 1.0

or 2.2 3.1 3.7 5.2 6.4 8.2 11.6 15.2 19.2 27.4 36.6 42.7 -

-


(3) 100mm, 1, 4, 1, 1 . , 1.2m/min, . 1) --------------------------80m -----32m ---------------------------- 11.6 -------------------- 1.8 4 = 7.2 ---------------------------- 11.6

+ -------------------------- 0.9 ------------------------------------------------

112m 112m . 1m 60mm Hf=0.06 112 1.510m (1.5 : ) .

-


[] . . . .

, . . . .

+DOOHU

-


(2) NPSH(NET POSITIVE SUCTION HEAD) - .

.

NPSH .

>

= () - ( )

() - ( ) > ( )

() - ( ) > ( )

( ) ( )

.NPSH Available (NPSHav) NPSH Required (NPSHre)

-


(1) NPSH Required (NPSHre) NPSH Required , . . . NPSH Required .

NPSH Required . - .- .- .

NPSHre NPSHre

-


()

, Pa : (1.03 Kgf/cabs)Pv : (Kgf/cabs) : (Kg/)hs : (m)KO : (m)

()

, Pa : (1.03 Kgf/cabs)Pv : (Kgf/cabs) : (Kg/)hs : (m)KO : (m)

lsva hhPPNPSHav = )(10

() ()

lsva hhPPNPSHav += )(10

(2) NPSH Available, NPSHav)

-


, Pg : (Kgf/cJDXJH)

7DQN

, Pg : (Kgf/cJDXJH)

7DQN

lsvag hhPPPNPSHav += )(10

ls hhNPSHav = *$8*( *$8*( *$8*(

*$8*( *$8*( *$8*(

1.03 10.3 7601.03 10.3 760 00

000.4 4.0 2950.4 4.0 295

-1.03 -10.3 -760-1.03 -10.3 -760

-0.63 -6.3 -465-0.63 -6.3 -465

2.03 20.3 1498

2.03 20.3 1498 1.0 10.0

7381.0 10.0

738

(Kg/cm2a) (mAq) (Torr)

(Kg/cm2a) (mAq) (Torr)

GAUGE (Kg/cm2G) (mAq) (mmHg)

GAUGE (Kg/cm2G) (mAq) (mmHg)

(+)

(-)

-


2.36 2.37

0 , .

[ + + ]

0 , .

[ + + ]

. . .

. . .

. .

. .

* Relief Check Relief

* * Relief Check Relief

MIN. FLOW -


. , ( 0 ) ., BALANCE DISK, DRUM ., , , BY-PASS . 10 BALANCE FLASHING ( ) , HYDRO CARBON 3 . (RADIAL THRUST) . , . , . , , ( MIN. FLOW 25% ~ 40% ). - ( , )- ( )-

MIN. FLOW - MIN.FLOW


: H-Q R A 5 %

: H-Q R A 5 %

+4 55

+4 55

+4 5

+4 5

$ % % +4QQQ

$ % % +4QQQ

2.38 2.39 2.40 2.41


2.44 2.45

H-Q H-Q . : A B1 C1 : A B2 C2 : a > b > c ( )

H-Q H-Q . : A B1 C1 : A B2 C2 : a > b > c ( )


2.46

: A . A Z .


1) () m3/min, m3/hr. l/m 2) - kgf/cm2, m

- kgf/cm2 , m 3)

- ,

, kgf/m3 cP cSt kgf/cm2 abs ,

- %, ppm - mm

, , ,

4) NPSHav m 5) 6)

- , - - - -

Data Data. Data .

DATA


: (,)


Building / Plant UtilityBuilding / Plant Utility

Building / Plant UtilityBuilding / Plant UtilityCoolingWaterPump

BoosterSystem

Sump Pump

Chilled /Hot Water

PumpFirefighting

Pump

BoilerFeedWaterPump

WaterSupplyPump

Chiller /Heater

CoolingTower Fan

Boiler

Water Storage

Tank

iLP EVM Hyoreen

HTM HES/IFW

DSODSV

HDR, CN


. . 500m .

HTM : ~350mMSS : ~500m

MSS

HTM



HTM



(SINGLE SUCTION, SINGLE STAGE PUMP)

, . , (END), (TOP), .Spacer Coupling Back-Pull Type .

BACK PULL OUT TYPE TYPE (SPACER COUPLING )

IFWHES



HES IFW



(DOUBLE SUCTION PUMP) 150mm , , . .

-

HDR/CN



Model Name HDR Max. Bore Dia 1,100 mm

Service Cooling Water, Water Supply Pump

Type (Standard) Double Suction Volute Pump (KS B 6318)

Max. Flow Rate 16,000 m3/h Max. Head 180 m

Max. Working P. 40 bar Max. Temp. 90

Building / Plant UtilityBuilding / Plant Utility-


-



: , ,

,

: -15 ~ 120 : 100m3/h : 26bar : 30bar/16bar

-



LINE PUMP . .

-

iLP

:16bar


Model Name iLP Max. Bore Dia 200 mm

Service Chilled /Hot Water Pump (Building) Type (Standard) In-Line PumpMax. Flow Rate 500 m3/h Max. Head 80 mMax. Working P. 16 bar Max. Temp. 80


/ System.

-



PCB PCB

ControllerController

LCDLCD

-- (4(4--20mA) 20mA)

--

-- --

--

-



Model Name Hyoreen Max. Bore Dia 300 mm

Service Water Supply System

Type (Standard) Booster Unit (Inverter Type)

Max. Flow Rate 450 m3/h Max. Head 230 m




SUMP PUMP PIT , PIT . .

101104201012010820112301302/30350160101601036020160209602106030170102

90

-



(FEATURES) z .z SIC

.z Auto Cut

.z Hanger

.z

.

(APPLICATION)

(HSO) (HSV)

(FEATURES) z Semi Open .z .z

.z SIC

.z Auto Cut

.z

.

(APPLICATION) , , , , , ,

-

40~60% 10%



Model Name DSO, DSV Max. Bore Dia 100 mm

Service Drainage, Sump Pump

Type (Standard) Submersible Motor Pump (KS B 6321)

Max. Flow Rate 95 m3/h Max. Head 45 m




PRODUCT LIST

HES: , IFW:ISO2858(16K)HLP: UCW:API610(52K)

M: , SSP: (SELF-PRIMING) SVK: (FOOT)

IFS:ISO2858(16K) ULP: (BRACKET) UCS:API610(52K)

HWE: *

HNC:NON-CLOGGINGIFMZ: SCREW

HDR: / ,CWP KS:API610(52K) HDR:RFPHMF: ,HAF: ,

RII:KS 2 SS/SSD:RING SECT(250K) HTM: , (30K) MSS: BFP(50K) SP/SPD: (150K) SPR/SPRB: DCS/SCD: (350K)

HSB/HDB:BFP( ) VSE : PIT , WET-PIT PSP:PIT , WET-PIT

VMF: , VY/VZ:CWP VAF:

EVM: VTM:PIT ,WET-PIT VPCS/VPSS:PIT

VTB:COP(CAN,BARREL)VLT/VMT:COP(CAN )

SMA: ( )BHS:H-SERIES:VORTEX,SEMI-OPEN

TURBINE

VOLUTEVOLUTE

TURBINE

CLOSE

OPEN


:


1. 2-1 . , . . 2-1

[[ ]]

. Item No. (,), (,,) ( )m, , ( )kgf/cm2 Maker( ) ( ),( ) m3/min m (2,4) rpm kW (,M/Seal) ( )/( )/( ) (50,60)Hz, (,), ( )V (,,), (,Y-) ,,,,,,,()m,,* ,(,),* ,,,( ) * (,,), ,, ( ) * Unit


, . , , , .

, Up, , ., . , (5~35) .

1-1 ( )

. . 2-1 , .

[[ ]]


1-2 3.

(1) . ( ) . (+ ) .

1-2 a. b. c.

[[ ]]


1-3 . (; 60 1m -4.2m -3.2m .

1-3

()

(m) (m)

NPSHre NPSHre . NPSHre 4m. re: required n: net p: positive s: suction h: head

NPSHav , , , . Av,NPSH . NPSHav = -- (m)

Av,NPSH Re.NPSH . NPSHre1.3 . 4m . av: Available n: net p: positive s: suction h: head

(mm) 40 50 65 80 100 125 150 200(60Hz)

4 6 6 6 6 6 5 3 12 - 6 5.5 3 1 1 -

( CenterLine) (KSB7501)

(4, 100 )

[[ ]]


(3) 10m , . ( 1-2c) .

, 0.39MPa (4kgf/) .

(2) (2~3m) . (1-2b)

[[ ]]


(1) , 1 . 1 2. 3 . .

(2) . ( 1-4)

1-4 ,

[[ ]]


2 , , 1 2 . ( 2-5)

2 . ( QA2QB)

2-5 L , .

L AB

1-5 ,

[[ ]]


. . . 1-6 () .

1-6

, .

[[ ]]


(1) . 1-7 4 2 .

(2) + , .( 2-8)

1-7, 2 4

1-8 2 .

2 4

2

4 (2

, 4)

kW

( )

. .

.

.

[[ ]]


(3) 4 2 4 2 2 4 .

(4) 2 . 50mm 2 -6m . .

. ( ), ,, .

(,BC, ), , . .

[[ ]]


. .

(1) , .

(2) (Y-) . , 11kw 6 .

16. . . .

[[ ]]


17. * , 20 .

18.* . . 1 1 100% .

2-11

a. b. c.

[[ ]]

HYOSUNG EBARA CO.,LTD.HYOSUNG EBARA CO.,LTD. 73 / 72HYOSUNG EBARA CO.,LTD.HYOSUNG EBARA CO.,LTD.

WWW.HYOSUNGEBARA.COM

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펌프의 기초지식과 응용