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Fluid Flow Calculations
Piping systems
Pumps
Compressors
Process Engineer's Tools has selected here all the key knowledge Engineers working with fluid flow / fluid dynamics need to solve industrial problems or simply get a handy reminder when required. Bookmark the page for future reference !
PIPING SYSTEMS
Pressure drop calculation tools
Principles of pressure drop calculation and access to Engineering tools
Pressure drop of key piping components (equivalent length)
Recommended equivalent length of common valves and other piping components
Pressure
drop of key piping components (singularity coefficient) in
turbulent flow
Recommended K friction coefficients of common valves and other piping components
Pressure
drop of key piping components (singularity coefficient) in laminar
flow
Recommended K friction coefficients of common valves and other piping components for LAMINAR flow
Partially filled
pipe
Volume of liquid in a partially filled pipe
Sonic velocity
Sonic velocity definition and calculation
Valves types
Introduction to valves types commonly
used in Process Engineering
Valves
Cv and sizing for liquid and gas
Flow coefficients and capacity sizing
of control valves
Valves
Cv and sizing for steam and superheated steam
Flow coefficients and capacity sizing
of control valves used for steam and superheated steam
Valves
Cv and sizing for 2 phases flow
Flow coefficients and capacity sizing
of control valves used for service where liquid and gas are
present at the inlet of the valve
Valves
Cv and sizing for laminar flow
Flow coefficients and capacity sizing
of control valves used in laminar flow
Valves characteristics
Introduction to the different types of
valves characteristics
Pressure safety valve sizing (gas)
Calculation of pressure safety valve
sizing for gas flow
Pressure safety valve sizing (gas low pressure, vacuum)
Calculation of pressure safety valve
sizing for gas flow at low pressure (<1.034 bag g) and vacuum
service
Pressure safety valve sizing (liquid)
Calculation of pressure safety valve
sizing for liquid flow
Hydrostatic
Calculation of hydrostatic pressure
Toricelli formula
Calculation with Toricelli formula
Reynolds number
Calculation of Reynolds number
Hydraulic Diameter
Calculation of hydraulic diameter
Friction factor
Introduction to friction factor for
pressure drop calculation
Fanning
and Moody friction factors
Make the difference between Fanning and
Moody's friction factors
Friction
factor correlation (Colebrook)
Calculation of the friction factor by
the correlation of Colebrook
Friction
factor correlation (Churchill)
Calculation of the friction factor by
the explicit correlation of Churchill
Pressure drop calculation
Calculation of the pressure drop
through a pipe for a single phase flow
Fluid
velocity in pipes, calculation and recommendation
Recommended velocity to in pipes
Flow regimes
The different flow regimes in pipes as
a function of Reynolds number
Orifice
calculation
Calculation of orifice, flow capacity and pressure drop
PUMPS
Pump Performance characteristics
Introduction to performance characteristics charts of pumps and how to use them
Pump Performance characteristics changes
How performance of the pump changes depending on the circuit it is connected to
Efficiency
Determine efficiency of pumps, use efficiency to calculate pump power...etc...
Power
Requirements
Calculation of the power required for a pump for a give duty
Head
Introduction to pump head, determine
the pump head
NPSH
Introduction to pump NPSH, determine the pump NPSH, design to avoid cavitation
Pump
Cavitation
Introduction to pump cavitation, why it
happens and how to avoid it
Classification of pumps and area of
use
Selecting the right pump type and chose
in between centrifugal and positive displacement pump
Pump head and pressure
Converting pump head to pressure and
pressure to pump head
Minimum flow
required for centrifugal pumps
Calculation of the minimum flow
required in pumps
Pumps full torque
load
Calculation of the torque of a pump at
full load
Parallel or Series operation
Head and flowrate calculations for
pumps in parallel or series
Pneumatic transport and conveying – Types of pneumatic transport
Dilute phase and dense phase pneumatic conveying line
Pneumatic transport and conveying – Recommended transport velocity
Recommended velocity to transport solids in pneumatic transport lines
COMPRESSORS
Reciprocating compressor capacity
Calculation of the capacity of reciprocating compressors
Temperature
rise
Calculation of the temperature increase due to compression
Power
Calculation of the power required for a
given compressor duty
Compressors head and flow coefficients, compression ratio
Calculation and explanations of
compressors head and flow coefficients
Sound velocity
Calculation of the sound velocity in a
gas