泵的各個性能參數之間存在著一定的相互依賴變化關系,可以通過對泵進行試驗,分別測得和算出參數值,并畫成曲線來表示,這些曲線稱為泵的特性曲線。每一臺泵都有特定的特性曲線,由泵制造廠提供。通常在工廠給出的特性曲線上還標明推薦使用的性能區段,稱為該泵的工作范圍。
泵的實際工作點由泵的曲線與泵的裝置特性曲線的交點來確定。選擇和使用泵,應使泵的工作點落在工作范圍內,以保證運轉經濟性和安全。此外,同一臺泵輸送粘度不同的液體時,其特性曲線也會改變。通常,泵制造廠所給的特性曲線大多是指輸送清潔冷水時的特性曲線。對于動力式泵,隨著液體粘度增大,揚程和效率降低,軸功率增大,所以工業上有時將粘度大的液體加熱使粘性變小,以提高輸送效率。ELB ER-144/A
RECHNER K-130/3-E-10 N00008
AB 2094-BM01 460V 9A
RENA Art.Nr.:2391447 Fab.Nr.:2683
KNOLL KTS 32-48-T-G-KB
SIMRIT MERKEL 12861
FIPA 23.008.057.2
PARKER RC861C2097HYR 24DC
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RADIO-ENERGIE 210 KE 1X10 CA 160 CUIVRE IP68,O/Ref. : 0000144
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ASCO 8327G051?帶SIL認證?證書
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REMOTECONTROL RC230-DA
METALWORK 7051011200
KNF N145.2ANE
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GEMU 55415D137509
ROEMHELD D-35321/Nr.1564105/350bar
TR SL3010-X1/GS130/K/F 10M
ROSS W7476331
AQUAMETRO VZO 4 -RE 0,00125
ROSS 363B91
KACO QSHA 65*85/94*12/21 VGFU01
KACO QHSA 85*105/115*12/21 VGF
SIMRIT MERKEL 521404
GOTTING HW MAT00003
REXROTH FSC01-03 R911316406
ELSTER QA 100 80 ZI
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DITTMER PT100/2Leiter/D04/094922
KENDRION Vibrator C/W Weight (25070003) (stock code 2551004) 25 513-07A01 220/230V 50/60Hz 100%ED s=4.5
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ADIX GMV15-MG34-V-NC
MAGPOWR CL-25M
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HUCO TYPE:FLEX.M P/N:468.26.3232
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KRAUS+NAIMER KG10 T203/40 KS51V SCHALTER
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SCHLEGEL RM552918 DC24V
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MOTRONA PU204
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REGULATEURS 1102V-4G-8R 1.14001-0536
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WEG 310UT17 1041364857
KRACHT ASR20-ZM3-3F-3GW
STM PMP90
RAUH WSV28-L 1.4571-NR.178720
HEIDENHAIN 376886-0B
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WIN EKOPLASTIK HTB 67DEG 30”D50 material code:241256
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SCHMITT MPN150 PVDF SN:04610411
B+R 8GR40-060-008S1L3
SCHMALZ 11.01.03.10086
STAUBLI RBE03.6100/HPG
EUCHNER 084735
PERSKE KS83.37-2
WIKA A-10 4-20MA 0-40MPA 1/4mnpt
REXROTH R900949757 4WRAE 10 W1-60-2X/G24N9K31/F1V
EUCHNER 035613
KISTLER 6152BAUMRES1.5
Sensopart V10-CR-S1-R12
MONNINGHOFF 546.23.3.4/24Vdc/36W
JAQUET DSS 1210.00STV
EUCHNER 106619
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SNRI FIG:6031-72 DN127 AMONT:10BAR AL 4BAR POSTE 07 NART 350576
Williamson Pro MW-10-12-F-FOV7.5ft/75-IM-PCJ-ESPS3-CM008,375-1200℃
OPTACOM 101-010-205
EGE P30701/10METER
ABB TZIDC V18345-1010221001
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MOOG D634--528A ?Type R40K02F0NSX2 ??S/N ?D219 ???Pp350 ??bar ?Signal ?±10mA SUUPPLY 24VDC
sommer LN-A0426PS5E-PMS-015 REV.2
LEG 81031401.0023 DU1-0
JOYNER? BV311202??
ODU 21W3KB190 SE 3/4 WITH 24V 8W Coil
WAGNER MAGNETE 752-LT/E30 Nr:566445
RAUH DKOL DN 32 M45x2 1.4571-NR.231155
PERMA PROLC500
TR CEH58S-00015
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