Page 333 - Fluid Mechanics and Thermodynamics of Turbomachinery

Index

Actuator disc: thermodynamics of stage 94 5
theory 186 91 types of design 99
blade row interaction effects 190 velocity diagrams 93 4
comparison with radial equilibrium
theory 187
Basic thermodynamics Ch. 2
concept of 187
Basic units in SI 3
mean-value rule 189
Bernoulli’s equation 26, 27
plane of discontinuity 188
Blade:
settling-rate rule 190
angles 57
Aerofoil: cavitation coefficient 207
theory 61 2, 162 5 criterion for minimum number 253
zero lift line 164 efficiency 163 4
Ainley and Mathieson correlation 70 1, element theory 162 et seq.
81 7 interference factor 160 2
Aspect ratio of cascade blade 65 Mach number 17
Axial flow compressors Ch. 5. profile loss coefficient 71
casing treatment 154 6 row interaction 190 1
choice of reaction 143 surface velocity distribution 72
control of flow instabilities 159 zero lift line 165
direct problem 179 80 Boundary layer
estimation of stage efficiency 149 54 effect on secondary losses (turbine
flow coefficient 144 blade) 84 5
low aspect ratio blades 138 separation 44
multistage pressure ratio 148 9 stall control in a cascade 63 5
normal stage 140
off-design stage performance 183 4
Camber line 56
reaction of stage 143
Cascade, two-dimensional Ch. 3
simplified off-design stage performance
blade chord 56
145 6 camber angle 57
stability 154 60 circulation and lift 61
stability criterion 158 choking 78 9
stage loading 144 5 definition of stall point 69
stage loss relationships 142 deviation angle 75
stage pressure rise 147 8 drag coefficient 60 1
stage velocity diagrams 140 efficiency 62
total-to-total efficiency 142 flow measurement instrumentation
velocity profile changes through stages 65 8
150-2 forces exerted 57 8
work done factor 150 1 lift coefficient 60 1
Axial flow ducted fans 160 et seq. Mach number effects
Axial flow turbines, two dimensional analysis negative incidence stall 69
Ch. 4 nomenclature used 56
Soderberg’s loss correlation 97 9, 100 off-design performance 76 et seq.
stage losses and efficiency 96 7 operating problems 63
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