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Estimation of Pressure Drop in Pipe Systems
0 INTRODUCTION/PURPOSE
1 SCOPE
2 FIELD OF APPLICATION
3 DEFINITIONS
3.1 units
4 SOURCES OF DATA
5 BASIC CONCEPTS
5.1 Equation for Pressure Change in a Flowing
Fluid
5.2 Static and Stagnation Pressures
5.3 Sonic Flow
6 INCOMPRESSIBLE FLOW IN PIPES OF CONSTANT
CROSSSECTION
6.1 Straight Circular Pipes
6.2 Ducts of Noncircular Crosssection
6.3 Coils
6.4 General Equation for Incompressible Flow
in Pipes of Constant Crosssection
7 COMPRESSIBLE FLOW IN PIPES OF CONSTANT
CROSSSECTION
7.1 Isothermal Flow
7.2 Adiabatic Flow
7.3 Estimation of Pressure Drop for Adiabatic
Flow in Pipes of Constant Crosssection
7.4 Ratio of Isothermal to Adiabatic Pressure Drop
8 FLOW IN PIPE FITTINGS
8.1 Incompressible Flow
8.2 Compressible Flow
9 FLOW IN BENDS
9.1 Incompressible Flow in Bends
9.2 Compressible Flow in Bends
10 CHANGES IN CROSSSECTIONAL AREA
9.1 Incompressible Flow
9.2 Compressible Flow
11 ORIFICES, NOZZLES AND VENTURIS
11.1 Incompressible Flow through an Orifice
11.2 Compressible Flow through an Orifice or Nozzle
11.3 Venturi Choke Tubes
12 VALVES
12.1 General
12.2 Incompressible Flow in Valves
12.2 Compressible Flow in Valves
13 COMBINING AND DIVIDING FLOW
9.1 Incompressible Flow
9.2 Compressible Flow
14 COMPUTER PROGRAMS FOR FLUID FLOW
15 NOMENCLATURE
16 REFERENCES
APPENDICES
A BASIC THERMODYNAMICS
B COMPRESSIBLE FLOW THROUGH ORIFICES
C THE ‘TWOK’ METHOD FOR FITTING PRESSURE LOSS
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