Brochure

Index
A
Absolute flow angle ............................................................................ 61
Absolute pressure ..................................................................................33
Absolute pressure sensor .................................................................33
Absolute temperature ........................................................................33
Absolute velocity ..................................................................................60
Anity ......................................................................................................... 70
Anity equations ..........................................................53, 104
Anity laws ...............................................................................68
Air content ............................................................................................... 108
Angular frequency ............................................................................... 62
Angular velocity ............................................................................ 64, 104
Annual energy consumption ....................................................... 56
Area relation ............................................................................................86
Auxiliary pump ...................................................................................... 50
Axial bearing ............................................................................................ 20
Axial forces ........................................................................................44, 110
Axial impeller ........................................................................................... 16
Axial thrust ..........................................................................................19, 20
Axial thrust reduction ........................................................................ 20
Axial velocity ............................................................................................60
B
Balancing holes .....................................................................................20
Barometric pressure ...................................................................33, 109
Bearing losses .........................................................................................80
Bernoulli’s equation .............................................................................37
Best point ................................................................................................... 39
Blade angle ..........................................................................................73, 90
Blade shape ...............................................................................................66
Bypass regulation ..................................................................52
C
Cavitation ......................................................................................... 40, 105
Cavity ............................................................................................................. 19
Centrifugal force ....................................................................................12
Centrifugal pump principle ............................................................12
Chamber .......................................................................................................23
Circulation pumps ......................................................................... 24, 25
Closed system .........................................................................................49
Constant-pressure control ..............................................................54
Contraction ................................................................................................87
Control .......................................................................................................... 39
Control volume ......................................................................................64
Corrosion .................................................................................................... 85
Cross section contraction .................................................................87
Cross section expansion ...................................................................86
Cross section shape ............................................................................. 83
Cutting system ........................................................................................27
D
Data sheet ................................................................................................. 30
Degasification ......................................................................................108
Density .......................................................................................................108
Detail measurements .......................................................................98
Dierential pressure .................................................................... 34, 35
Dierential pressure sensor ..........................................................33
Diusor ..................................................................................................21, 86
Disc friction ............................................................................................... 91
Double pump ........................................................................................... 50
Double suction pump .........................................................................14
Down thrust ............................................................................................. 44
Dryrunner pump .....................................................................................17
Dynamic pressure ..................................................................................32
Dynamic pressure dierence ........................................................35
E
Eddies .............................................................................................................87
124