turbomachinery.education
KW.1

KEYWORDS IN TURBOMACHINERY

This list shows keyword variations and their frequency in individual articles - the frequency can be used to assess the relevance of the article to the search topic. The symbol (P) for a keyword means the word "Problem", respectively the keyword also appears in the specification of a problem. So far only article No. 1. - 4., 10. and 14. are indexed.

Note: Articles 5-9, 11-12, and 15-17 have not yet been translated into English.

View PDF

Aerodynamics

-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Aerodynamics ● Aerodynamic characteristics ● Aerodynamic interference

Air

-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -

Airfoil

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Airfoil ● Base airfoil
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Airfoil ● Base airfoil
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Airfoil

Ammonia

-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -

Angle

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Angle of absolute velocity ● Angle of relative velocity
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Angle of attack ● Angle of deviation ● Stagger angle ● Velocity angle
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Angle of attack
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Angle of attack ● Stagger angle(P)

Balance

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Energy balance
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Energy balance
 KEYWORDS IN TURBOMACHINERY
KW.2
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Energy balance ● Force balance
-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Energy balance

Bearing

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Axial bearing ● Radial bearing
-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Axial bearing

Blade

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Blade ● Blade cascade ● Blade oscillation ● Blade root ● Straight blade ● Twisted blades
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Blade ● Blade aeroelasticity ● Blade cascade ● Number of blades ● Radial blade ● Turnable blades ● Straight blade ● Twisted blades ● Untwisting of blades
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Blade cascade(P) ● Diagonl blade cascade ● Radial blade cascade ● Twisted blades
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Blade ● Blade aeroelasticity ● Blade bending ● Blade root ● Turnable blades ● Shell blade ● Straight blade

Brake

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Aerodynamic brake

Branche

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Branches
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Axial branches ● Branches ● Side branches

Calculation

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● 1D calculation ● 2D calculation(P) ● 3D calculation
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● 2D calculation
-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Calculation of radial rotor

Camber

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
 KEYWORDS IN TURBOMACHINERY
KW.3

Cascade

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Confuser cascade ● Density of profile cascade ● Pressureless cascade ● Width of profile cascade

Casing

-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Spiral casings(P)
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Spiral casings(P)

Cavitation

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -

Characteristics

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Power characteristics

Chord

-  -  3. -  -  -  -  -  - 10. -  -   -   -   -   -   -

Coefficient

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Zweifel coefficient
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Drag coefficient ● Lift coefficient ● Loss coefficient ● Weining coefficient
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Angular induction coefficient ● Axial induction coefficient ● Capacity coefficient ● Power coefficient(P) ● Prandtl coefficient ● Thrust coefficient(P)
-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Preheat coefficient(P)

Compression

-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Adiabatic compression ● Air compression ● Helium compression ● Isoentropic compression ● Methane compression ● Multi-stage compression ● Polytropic compression ● Reversible polytropic compression ● Steam compression

Condensation

-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -

Confuser

● Bladeless confuser (see Bladeless stator)

Contaminants

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
 KEYWORDS IN TURBOMACHINERY
KW.4

Control

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Stall control ● Yaw control

Cooling

-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Casing cooling ● Cooling ● Cooling by coolant injection ● Cooling effectiveness ● Intercooling(P)

Coordinate

1. 2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Cylindrical coordinate system

Diffuser

● Bladeless diffuser (see Bladeless stator)

Direction

1. 2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Meridional direction

Disc

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Shroud disc

Drag

-  -  -  4. -  -  -  -  - 10. -  -   -   -   -   -   -

Edge

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Leading edge ● Trailing edge
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Trailing edge

Effect

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Coanda effect
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Unsteady aerodynamics effects

Efficiency

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Hydraulic efficiency ● Internal efficiency(P) ● Thermodynamics efficiency
-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Euler work efficiency ● Internal efficiency
-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Internal efficiency(P) ● Isentropic efficiency(P) ● Isothermal efficiency(P) ● Polytropic efficiency(P)
 KEYWORDS IN TURBOMACHINERY
KW.5

Energy

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Head of energy

Engine

1. -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Jet engine

Equation

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Bernoulli equation
-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Euler equation of hydrodynamics ● Euler turbomachinery equation
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Transformation equations

Failure

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Fatigue failure

Fan

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Fans ● Low pressure fan ● Radial fan
-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Fans
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Radial fan

Flow

-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Flow separation ● Potential flow
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Camber of flow ● Flow separation
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Camber of flow ● Flow separation(P) ● Flow with losses ● Ideal flow ● Laminar flow ● Turbulent flow
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Camber of flow ● Flow separation ● Unsteady flow
-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Flow separation

Fluid

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Working fluid state
 KEYWORDS IN TURBOMACHINERY
KW.6

Force

-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Axial force ● Force from bodies ● Force on blade(P) ● Force on pipe(P) ● Radial force ● Tangential force ● Pressure forces
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Force on blade
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Force on blade(P)

Friction

-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Internal friction

Generator

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Asynchronous generator ● Multi-frequency generator

Gradient

-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Pressure gradinet

Head

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -

Heating

-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -

HAWT

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -

Humidity

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Humidity
-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Relative humidity

h-s chart

-  2. -  -  -  -  -  -  - -   -  -   -  14. -   -   -

Impeller

● (see Rotor)

Inducer

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Inducer(P)
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Inducer
 KEYWORDS IN TURBOMACHINERY
KW.7

Law

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● First law of thermodynamics

Layer

-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Boundary layer

Lift

-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -

Limit

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Betz limit

Line

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Camber line(P)

Live

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Service life

Loss

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Internal losses(P) ● Losses
-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Losses
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Pressure loss ● Profile loss(P)
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Helical vortex loss ● Losses ● Profile loss ● Tip clearence loss
-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Additional losses(P) ● Loss heat ● Pressure loss ● Reverse flow losses ● Rotor friction loss

Machine

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Heat machine ● Hydraulic machine ● Vortex machine ● Working machine
-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Hydraulic machine
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Working machine

Moisture

-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
 KEYWORDS IN TURBOMACHINERY
KW.8

Momentum

-  2. -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Theorem of momentum change

Monopile

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -

Noise

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -

Number

-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Critical Mach number ● Reynolds number

Passage

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Blade passage
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Mean width of blade passage
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Blade passage

Pitch

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

Power

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Internal power ● Nominal power ● Optimal power ● Power input(P)
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Nominal power ● Wind power plant ● Wind power plant Smith-Putnam

Profile

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Blade profile ● Profile cascade
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Blade profile ● Angles of profile ● Diffuser profil cascade ● Profile cascade ● Profile coordinates ● Profile cross-section
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Diffuser profil cascade ● Profile cascade(P)
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Blade profile

Propeller

1. -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -

Pump

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Feed pump ● Circualtion pump ● Condensate pump ● Rotodynamic pump
 KEYWORDS IN TURBOMACHINERY
KW.9

Radius

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Mean radius ● Mean square radius
-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Mean radius

Ratio

-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Compression ratio
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Tip speed ratio

Reaction

-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Reaction(P)
-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Reaction

Refurbishing

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -

Roughness

-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Surface roughness

Rotor

1. 2. 4. -  -  -  -  -  - -   -  -   -   -   -   -   -

Shape

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Droplet shape

Shroud 

1. -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -

Shutdown

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -

Snubber

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Integral snubber

Spacer

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -

Speed

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Blade speed ● Rotational speed ● Specific speed
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Wind speed
 KEYWORDS IN TURBOMACHINERY
KW.10
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Supersonic speed
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Rotational speed(P)

Spiral

-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Logarithmic spiral(P)

Stage

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Axial stage ● Elementary stage ● Diagonal stage ● Radial stage(Ú) ● Turbomachine stage
-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Axial stage ● Impulse stage ● Reaction stage ● Turbomachine stage
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Axial stage ● Radial stage
-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Axial stage ● Conical stage ● Radial stage ● Turbocompressor stage

Start

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -

Stator

1. -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Bladeless stator ● Stator
-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Bladeless stator(P) ● Stator

Stream

1. -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Stream tube

Strength

-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -

Surface

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Pressure surface ● Suction surface

Thrust

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -

Torque

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -

Tunnel

-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Wind tunnel
 KEYWORDS IN TURBOMACHINERY
KW.11

Turbine

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Combustion turbine ● Francis turbine ● Gas turbine ● Kaplan turbine ● Laval turbine(P) ● Multi-casing turbine ● Multi-stage steam turbine ● Pelton turbine ● Steam turbine ● Water turbine ● Wind turbine
-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Francis turbine ● Kaplan turbine(P) ● Laval turbine ● Pelton turbine ● Water turbine
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Francis turbine
-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Wind turbine
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Wind turbine

Turbocharger

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -

Turbocompressor

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Turbocompressor
-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Efficiency of turbocompressor ● Multi-stage turbocompressor ● Thermodynamics of turbocompressors ● Turbocompressor(P) ● Turbocompressor blades ● Turbocompressors cooling

Turbomachine

1. -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Turbomachines
1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Multi-stage turbomachine ● Radial turbomachine ● Tangential turbomachine

Turboset(P)

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -

T-s chart

-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -

Vane

● Vane (see Blade) ● Quide vanes (see Stator)

VAWT

-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
 KEYWORDS IN TURBOMACHINERY
KW.12

Velocity

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Absolute velocity ● Mean velocity ● Relative velocity ● Velocity triangle(P)
-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Absolute velocity ● Circulation of velocity ● Mean aerodynamic velocity ● Relative velocity ● Velocity triangle
-  -  3. -  -  -  -  -  - -   -  -   -   -   -   -   -
● Mean aerodynamic velocity
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Mean aerodynamic velocity ● Velocity profile

Volume

-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Control volume

Vortex

-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Vortexing
-  -  -  -  -  -  -  -  - 10. -  -   -   -   -   -   -
● Helical vortex ● Tip vortex ● Vortex generator

Wave

-  -  -  4. -  -  -  -  - -   -  -   -   -   -   -   -
● Shock wave

Weight

-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -

Work

1. -  -  -  -  -  -  -  - -   -  -   -   -   -   -   -
● Ideal internal work ● Internal work(P)
-  2. -  -  -  -  -  -  - -   -  -   -   -   -   -   -
●  Euler work(P) ● Internal work
-  -  -  -  -  -  -  -  - -   -  -   -   14. -   -   -
● Euler work ● Internal work