Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!

Fluid Mechanics

The study of fluids - liquids and gases. Involves velocity, pressure, density and temperature as functions of space and time

Sponsored Links

Absolute or Dynamic Viscosity Online Converter

Convert between dynamic or absolute viscosity units - Poiseuille, Poise, centPoise and more

Absolute, Dynamic and Kinematic Viscosity

Dynamic, absolute and kinematic viscosities - convert between CentiStokes (cSt), centipoises (cP), Saybolt Universal Seconds (SSU) and degree Engler

Acetone - Density and Specific Weight

Online calculator, figures and tables showing density and specific weight of acetone at temperatures ranging from -95 to 275 °C (-138 to 530 °F) at atmospheric and higher pressure - Imperial and SI Units

Acetone - Thermophysical Properties

Chemical, physical and thermal properties of acetone, also called 2-propanone, dimethyl ketone and pyroacetic acid. Phase diagram included.

Air - Altitude, Density and Specific Volume

Density and the specific volume of air vary with elevation above sea level

Air - Composition and Molecular Weight

Dry air is a mechanical mixture of nitrogen, oxygen, argon and several other gases in minor amounts

Air - Density at varying pressure and constant temperatures

Figures and tables showing changes in air density at pressure varying from 1 to 10 000 bara (14.5 - 145000 psi) and constant, selected temperatures. Figures are given in different scales.

Air - Density, Specific Weight and Thermal Expansion Coefficient at Varying Temperature and Constant Pressures

Online calculator, figures and tables showing density, specific weight and thermal expansion coefficient of air at temperatures ranging -100 to 1600 °C (-140 to 2900 °F) at atmospheric and higher pressure - Imperial and SI Units

Air - Diffusion Coefficients of Gases in Excess of Air

Diffusion coefficients, D12, for gases in large excess of air at temperature varying from 0 - 400 °C

Air - Dynamic and Kinematic Viscosity

Online calculator, figures and tables showing dynamic (absolute) and kinematic viscosity of air at temperatures ranging from -100 to 1600°C (-150 to 2900°F) at pressure ranging from 1 to 10 000 bara (14.5 - 145000 psia) - SI and Imperial Units

Air - Molecular Weight and Composition

Dry air is a mixture of gases where the average molecular weight (or molar mass) can be calculated by adding the weight of each component

Air - Prandtl Number

Figures and table showing changes in Prandtl number for air with changes in temperature and pressure

Air - Properties at Gas-Liquid Equilibrium Conditions

Figures and tables showing how the properties of air changes along the boiling and condensation curves (temperature and pressure between triple point and critical point conditions). An air phase diagram are also given.

Air - Specific Heat at Constant Pressure and Varying Temperature

Online calculator, figures and tables showing how specific heat (Cp and Cv) of dry air vary with temperature at different pressures, SI and imperial units

Air - Specific Heat at Constant Temperature and Varying Pressure

Figures and table showing isobaric (Cp) and isochoric (Cv) specific heat of air at constant temperature and varying pressure ranging 0.01 to 10000 bara

Air - Thermal Conductivity

Online calculator, figures and tables showing air thermal conductivity at varying temperature and pressure, SI and imperial units.

Air - Thermal Diffusivity

Figures and tables showing dry air thermal diffusivity at varying temperarure and pressure, SI and Imperial units

Air - Thermophysical Properties

Thermal properties of air - density, viscosity, critical temperature and pressure, triple point, enthalpi and entropi, thermal conductivity and diffusicity, and more

Sponsored Links

Air Duct Components and Minor Loss Coefficients

Minor loss - pressure or head loss - coefficients for air duct distribution systems components

Ammonia - Density at Varying Temperature and Pressure

Online calculator, figures and tables showing density and specific weight of ammonia at temperatures ranging -50 to 425 °C (-50 to 800 °F) at atmospheric and higher pressure - Imperial and SI Units

Ammonia - Dynamic and Kinematic Viscosity

Online calculator, figures and tables showing dynamic (absolute) and kinematic viscosity of gasous and liquid ammonia at temperatures ranging from -73 to 425°C (-100 to 800°F) at pressure ranging from 1 to 1000 bara (14.5 - 14500 psia) - SI and Imperial Units

Ammonia - Prandtl Number

Figures and table showing changes in Prandtl number for ammonia with changes in temperature and pressure

Ammonia - Properties at Gas-Liquid Equilibrium Conditions

Figures and tables showing how the properties of liquid and gaseous ammonia changes along the boiling/condensation curve (temperature and pressure between triple point and critical point conditions). An ammonia phase diagram are included.

Ammonia - Specific heat (heat capacity) at varying temperature and pressure

Online calculator, figures and tables showing specific heat (heat capacity), CP and CV, of gasous and liquid ammonia at temperatures ranging from -73 to 425°C (-100 to 800°F) at pressure ranging from 1 to 100 bara (14.5 - 1450 psia) - SI and Imperial Units

Ammonia - Thermal Conductivity at Varying Temperature and Pressure

Online calculator, figures and tables showing thermal conductivity of liquid and gaseous ammonia at temperatures ranging -70 to 425 °C (-100 to 800 °F) at atmospheric and higher pressure - Imperial and SI Units

Ammonia - Thermophysical Properties

Chemical, Physical and Thermal Properties of Ammonia. Phase diagram included.

Archimedes' Law

Forces acting on a body submerged in a fluid

Argon - Density and Specific Weight

Online calculator, figures and tables showing density and specific weight of argon, Ar, at varying temperature and pressure - Imperial and SI Units

Average boiling point

Definition, explanation and examples of calculation of various types of average boiling point of petroleum products and other mixtures of hydrocarbons: VABP, MABP, WABP, CABP and MeABP

Average boiling point from gravity and molecular weight

Formulas and examples of calculation of boiling point of hydrocarbon mixtures from gravity and molecular weight

Baumé's Hydrometer

Degree Baumé converted to Specific Gravity

Benzene - Density and Specific Weight

Online calculator, figures and table showing density and specific weight of benzene, C6H6, at temperatures ranging from 5 to 325 °C (42 to 620 °F) at atmospheric and higher pressure - Imperial and SI Units

Benzene - Dynamic and Kinematic Viscosity

Online calculator, figures and table showing dynamic and kinematic viscosity of benzene, C6H6, at varying temperature and pressure - Imperial and SI Units

Benzene - Thermophysical properties

Chemical, physical and thermal properties of benzene, also called benzol. Phase diagram included.

Bernoulli Equation

Conservation of energy - non-viscous, incompressible fluid in steady flow

Bulk Modulus and Fluid Elasticity

Introduction to - and definition of - Bulk Modulus Elasticity commonly used to characterize compressibility of fluids

Buoyancy

The resultant force acting on a submerged body

Butane - Density and Specific Weight

Online calculators, figures and tables showing density and specific weight of liquid and gaseous butane, C4H10, at varying temperarure and pressure, SI and Imperial units

Butane - Dynamic and Kinematic Viscosity

Online calculators, figures and tables showing dynamic and kinematic viscosity of liquid and gaseous butane, C4H10, at varying temperarure and pressure, SI and Imperial units

Butane - Specific Heat (Heat Capacity)

Online calculators, figures and tables showing specific heat (heat capacity), Cp and Cv, of gasous and liquid butane, C4H10, at varying temperarure and pressure, SI and Imperial units

Butane - Thermal Conductivity

Online calculators, figures and tables showing thermal conductivity of liquid and gaseous butane, C4H10, at varying temperarure and pressure, SI and Imperial units

Capillarity

Capillarity - or capillary action - is the ability of a narrow tube to draw a liquid upwards against the force of gravity

Carbon dioxide - Density and Specific Weight

Online calculator, figures and tables showing density and specific weight of carbon dioxide, CO2, at temperatures ranging from -50 to 775 °C (-50 to 1400 °F) at atmospheric and higher pressure - Imperial and SI Units

Carbon Dioxide - Dynamic and Kinematic Viscosity

Online calculator, figures and table showing dynamic and kinematic viscosity of carbon dioxide, CO2, at varying temperature and pressure - Imperial and SI Units

Carbon dioxide - Prandtl Number

Figures and table showing changes in Prandtl number for carbon dioxide with changes in temperature and pressure

Carbon dioxide - Thermal Conductivity

Online calculator, figures and table showing thermal conductivity of carbon dioxide, CO2, at temperatures ranging from -50 to 775 °C (-50 to 1400 °F) at atmospheric and higher pressure - Imperial and SI Units

Carbon Dioxide - Thermophysical Properties

Chemical, physical and thermal properties of carbon dioxide. Phase diagram included.

Carbon Dioxide Concentrations in Rooms with People

The carbon dioxide concentration in a room can indicate air quality and ventilation system efficiency

Carbon Monoxide - Density and Specific Weight

Online calculator, figures and tables showing density and specific weight of carbon monoxide, CO, at varying temperature and pressure - Imperial and SI Units

Cauchy Number

Introduction to the Cauchy Number

Cavitation - an Introduction

Cavitation occurs in fluid flow systems where the local static pressure is below vapor pressure

Cavitation Number

An introduction to and a definition of the Cavitation Number

Center of Gravity and Buoyancy

Stability - center of gravity and center of buoyancy

Chezy Equation

Conduits flow and mean velocity - the Chezy equation

Colebrook Equation

Calculate friction loss coefficients in pipes, tubes and ducts

Compressible Gas Flow - Entropy

Calculating entropy in compressible gas flow

Compression and Expansion of Gases

Isothermal and isentropic gas compression and expansion processes

Conservation of Mass

The Law of Conservation of Mass states that mass can neither be created or destroyed

Darcy-Weisbach Pressure and Head Loss Equation

The Darcy-Weisbach equation can be used to calculate pressure or head loss due to friction in ducts, pipes or tubes

Density of Liquids versus change in Pressure and Temperature

Density and specific volume of a liquid versus change in pressure and temperature

Density, Specific Weight and Specific Gravity

An introduction to density, specific gravity and specific weight - formulas with examples

Drag Coefficient

The drag coefficient of an object in a moving fluid influence drag force

Dynamic or Absolute Viscosity Converting Chart

Dynamic viscosity converting chart with units like Poiseuille - Poise - centiPoise and more

Dynamic Pressure

Dynamic pressure is the kinetic energy per unit volume of a fluid

Dynamic Viscosity of common Liquids

Absolute - dynamic - viscosity for some common fluids

Energy and Hydraulic Grade Line

The hydraulic grade and the energy line are graphical presentations of the Bernoulli equation

Entrance Length and Developed Flow

The entrance length is the length in a tube or duct after an obstruction - until the flow velocity profile is fully developed

Equation of Continuity

The Equation of Continuity is a statement of mass conservation

Equations in Fluid Mechanics

Commonly used equations in fluid mechanics - Bernoulli, conservation of energy, conservation of mass, pressure, Navier-Stokes, ideal gas law, Euler equations, Laplace equations, Darcy-Weisbach Equation and more

Equivalent Diameter

Convert rectangular and oval duct geometry to a equivalent circular diameter - online calculator with imperial and SI-units

Ethane - Density and Specific Weight

Online calculator, figures and tables showing density and specific weight of ethane, C2H6, at varying temperature and pressure - Imperial and SI Units

Ethanol - Dynamic and Kinematic Viscosity

Online calculator, figures and tables showing dynamic and kinematic viscosity of ethanol, C2H5OH, at varying temperature and pressure - Imperial and SI Units

Ethanol - Specific Heat (Heat Capacity), Cp and Cv

Online calculators, figures and tables showing specific heat (heat capacity), Cp and Cv, of gasous and liquid ethanol at temperatures ranging from -25 to 325 °C (-10 to 620 °F) at atmospheric and higher pressure - Imperial and SI Units

Ethanol - Thermophysical properties

Chemical, physical and thermal properties of ethanol (also called alcohol or ethyl alcohol). Phase diagram included.

Euler Equations

The behavior of ideal compressible gas can be described with Euler equations

Euler Number

Introduction to the Euler Number used in fluid mechanics

Flow Coefficient Cv versus Flow Factor Kv

Comparing flow coefficient Cv and flow factor Kv

Flow of Liquids from Containers - Volume Flow and Emptying Time Calculator

Liquid velocity, volume flow and draining time when emptying containers

Flow Section Channels - Geometric Relationships

Geometric relationships in flow channels - area, wetted perimeter and hydraulic diameter

Fluid Mechanics - Imperial and SI Units Dimensions

Imperial (USCS) and SI dimensions and units terminology in fluid mechanics

Friction Coefficient with Laminar Flow

Laminar flow and friction coefficient

Froude Number

Introduction to the Froude Number

Gas Mixtures and Properties

Special care must be taken for gas mixtures when using the ideal gas law, calculating the mass, the individual gas constant or the density

Hazen-Williams Coefficients

Hazen-Williams coefficients for piping materials

Hazen-Williams Equation - calculating Head Loss in Water Pipes

Friction head loss (ftH2O per 100 ft pipe) in water pipes can be estimated with the empirical Hazen-Williams equation

Helium - Density and Specific Weight

Online calculator, figures and tables showing density and specific weight of helium, He, at varying temperature and pressure - Imperial and SI Units

Hot Water Heating Systems - Steel Pipes Pressure Loss Chart

Steel pipes in hot water heating systems - pressure loss diagram

Hydraulic Diameter

Hydraulic diameter of pipes and ducts

Hydrogen sulfide - Thermophysical Properties

Chemical, physical and thermal properties of hydrogen sulfide, H2S, also called hydrosulfuric acid, sewer gas and stink damp. Phase diagram included.

Hydrostatic Forces acting on a Submerged Surface

A thrust force will act on a submerged surface

Hydrostatic Pressure

Depth and hydrostatic pressure

Ideal Gas Law

The relations between volume, pressure, temperature and quantity of a gas, including definition of density of a gas.

Isentropic Flow

Constant entropy flow is called isentropic flow

Jet Discharge Propulsion

Propulsive force or thrust induced by an incompressible jet flow

Kinematic Viscosity - Online Converter

Convert between different kinematic viscosity units - centistokes, poise, lentor and more

Kinematic Viscosity Conversion Diagram

Convert between Centistokes, Saybolt and Redwood seconds

Laminar, Transitional or Turbulent Flow

When calculating heat transfer or pressure and head loss it is important to know if a fluid flow is laminar, transitional or turbulent

Laplace Equation

The Laplace equation is important in fluid dynamics describing the behavior of gravitational and fluid potentials

Lift and Drag

Body - like an airfoil - in fluid flow

Liquid ammonia - Thermal Properties at saturation pressure

Density, specific heat, thermal conductivity, viscosity and Prandtls no. of liquid ammonia at its saturation pressure

Liquids - Kinematic Viscosities

Kinematic viscosities of common liquids like motor oil, diesel fuel, peanut oil and many more

Mach Number

Introduction to the Mach Number

Major loss in Ducts, Tubes and Pipes

Major loss - head loss or pressure loss - due to friction in ducts, pipes and tubes

Major Loss Online Calculator - the Darcy-Weisbach Friction Loss Equation

An online major loss calculator based on the Darcy-Weisbach friction loss equation. Energy (or head) loss is expressed in length units

Manning's Formula for Gravity Flow

Open channel slope area flow metering

Manning's Roughness Coefficients

Manning's roughness coefficients for common materials

Mass and Weight

Mass and Weight - the Gravity Force

Mechanical Energy and Bernoulli Equation

The mechanical energy equation related to energy per unit mass, energy per unit volume and energy per unit weight involving head

Melting and Boiling Point, Density and Solubility in Water for Inorganic Compounds

Physical constants for more than 280 common inorganic compounds. Density is given for the actual state at 25°C and for liquid phase at melting point temperature.

Methane - Dynamic and Kinematic Viscosity

Online calculator, figures and tables showing dynamic and kinematic viscosity of methane, CH4, at varying temperature and pressure - Imperial and SI Units

Methane - Density and Specific Weight

Online calculator, figures and tables showing density and specific weight of methane, CH4, at temperatures ranging from -160 to 725 °C (-260 to 1300 °F) at atmospheric and higher pressure - Imperial and SI Units

Methane - Prandtl number

Figures and table showing changes in Prandtl number for methane with changes in temperature and pressure

Methane - Thermal Conductivity

Online calculator, figures and table showing thermal conductivity of methane, CH4, at temperatures ranging from -160 to 725 °C (-260 to 1300 °F) at atmospheric and higher pressure - Imperial and SI Units

Methane - Thermophysical Properties

Chemical, Physical and Thermal Properties of Methane - CH4. Phase diagram included.

Methanol - Density and Specific Weight

Online calculator, figures and tables showing density and specific weight of methanol,CH3OH, at varying temperature and pressure - Imperial and SI Units

Methanol - Dynamic and Kinematic Viscosity

Online calculator, figures and tables showing dynamic and kinematic viscosity of liquid methanol,CH3OH, at varying temperature - Imperial and SI Units

Methanol - Thermophysical Properties

Chemical, physical and thermal properties of methanol, CH3OH (also called carbinol, wood alcohol, hydroxy methyl and methyl alcohol). Phase diagram included.

Minor Loss Coefficients in Pipes and Tubes Components

Minor loss coefficients for common used components in pipe and tube systems

Minor Loss in Pipe or Duct Components

Minor loss, pressure or head loss in pipe, tube and duct system components

Mixing Fluids

Final mass and temperature when mixing fluids

Mixtures, Solutions and Suspensions

The difference between mixtures, solutions and suspensions

Molecular weight from average boiling point and gravity

Formula and examples of calculation of average molecular weight of hydrocarbon mixtures from gravity and average boiling point, achieved from distillation data.

Moody Diagram

A Moody diagram that can be used to estimate friction coefficients

Moody Friction Flow Factor

Online Moody friction flow factor calculator - as used in the Darcy-Weisbach major loss equation

Motor Oils - Dynamic Viscosity

Dynamic viscosities for motor oils SAE 10 to 50 - temperature range 0 - 100 deg C

Navier-Stokes Equations

The Navier-Stokes equations are the fundamental partial differentials equations used to describe incompressible fluid flows

Nitrogen - Density and Specific Weight

Online calculator, figures and tables showing density and specific weight of nitrogen, N2, at temperatures ranging from -175 to 1325 °C (-280 to 2400 °F) at atmospheric and higher pressure - Imperial and SI Units

Nitrogen - Dynamic and Kinematic Viscosity

Online calculator, figures and tables showing dynamic and kinematic viscosity of nitrogen, N2, at varying temperature and pressure - Imperial and SI Units

Nitrogen - Thermal Conductivity

Online calculator, figures and tables showing thermal conductivity of nitrogen, N2, at varying temperarure and pressure, SI and Imperial units

Nitrogen - Thermophysical Properties

Chemical, Physical and Thermal Properties of Nitrogen - N2

Non-ideal gas - Van der Waals equation and constants

Listing of van der Waals constants for more than 200 gases, used to correct for non-ideal behavior of gases caused by intermolecular forces and the volume occupied by the gas particles

Nozzles

Gas flow through nozzles - sonic chokes

Oil Viscosity - Convert Values

Convert between common oil viscosity units

Orifice, Nozzle and Venturi Flow Rate Meters

The orifice, nozzle and venturi flow rate meters use the Bernoulli Equation to calculate fluid flow rate using pressure difference through obstructions in the flow

Oxygen - Density and Specific Weight

Online calculator, figures and tables showing density and specific weight of oxygen, O2, at varying temperature and pressure - Imperial and SI Units

Oxygen - Dynamic and Kinematic Viscosity

Online calculator, figures and tables showing dynamic and kinematic viscosity of oxygen, O2, at varying temperature and pressure - Imperial and SI Units

Pascal's Laws

Pascal's laws relates to pressures in fluids

Pentane - Density and Specific Weight

Online calculator, figures and table showing density and specific weight of pentane, C5H12, at temperatures ranging from -130 to 325 °C (-200 to 620 °F) at atmospheric and higher pressure - Imperial and SI Units

Pentane - Thermophysical Properties

Chemical, physical and thermal properties of pentane, also called n-pentane. Phase diagram included.

Pipes - in Series or Parallel

Pressure loss in pipes connected in series or parallel

Pipes and Fluid Flow Velocities

Calculate fluid flow and pipe velocities in pipes and tubes

Poiseuille's Formula

The volume flow discharged through a smooth-walled circular pipe

Prandtl Number

The Prandtl Number is a dimensionless number approximating the ratio of momentum diffusivity to thermal diffusivity

Pressure

Introduction to pressure - psi and Pa - online pressure units converter

Pressure Coefficient

The ratio of pressure forces to inertial forces

Pressure Energy

Pressure energy in a incompressible fluid

Pressure Gradient Diagrams

A pressure gradient diagram is a graphical presentation of the static pressure throughout a fluid flow system

Pressure Units - Online Converter

Convert between pressure units like Pa,  bar, atmosphere, pound square feet, psi and more

Propane - Density and Specific Weight

Online calculator, figures and tables showing density and specific weight of propane, C3H8, at temperatures ranging from -187 to 725 °C (-305 to 1300 °F) at atmospheric and higher pressure - Imperial and SI Units

Propane - Dynamic and Kinematic Viscosity

Online calculators, figures and tables showing dynamic and kinematic viscosity of liquid and gaseous propane at varying temperarure and pressure, SI and Imperial units

Propane - Prandtl Number

Figures and tables showing Prandtl Number of liquid and gaseous propane at varying temperarure and pressure, SI and Imperial units

Propane - Specific Heat (Heat Capacity)

Online calculators, figures and tables showing specific heat (heat capacity), Cp and Cv, of gasous and liquid propane, C3H8, at varying temperature and pressure - Imperial and SI Units

Propane - Thermal Conductivity

Online calculator, figures and tables showing thermal conductivity of liquid and gaseous propane at varying temperarure and pressure, SI and Imperial units

Propane - Thermal Diffusivity

Figures and tables showing thermal diffusivity of liquid and gaseous propane at varying temperarure and pressure, SI and Imperial units

Pump Affinity Laws

Turbo machines affinity laws can be used to calculate volume capacity, head or power consumption in centrifugal pumps with changing speed or wheel diameters

Pumps, Compressors, Blowers and Fans

Comparing pumps, compressors, blowers and fans

Ratios of Specific Heat of Gases

Ratios of specific heat for gases in constant pressure and volume processes

Reynolds Number

Introduction and definition of the dimensionless Reynolds Number - online calculators

Solubility

A measure of the maximum amount of a solute that can be dissolved in a solvent

Solubility guidelines for ionic compounds in water

Guidelines or solubility rules to predict whether or not a given ionic compound is soluble in water at room temperature

Solubility product constants

The equilibrium constant, Ksp, for aqueous solutions of ionic compounds at 25°C.

Specific Work of Turbo Machines - Pumps, Compressors and Fans

Specific work from pumps, fans, compressors and turbines

Speed of Sound Formulas

Calculation formulas for velocity of sound - sonic velocity - in gases, fluids or solids

Speed of Sound in Water

Speed of sound in water at temperatures ranging 32 - 212oF (0 - 100oC) - Imperial and SI units

Static Pressure or Head in Fluids

Static pressure and pressure head

Stokes' Formula

The force of viscosity acting on a smooth sphere

Strouhal Number

Introduction to the Strouhal Number

Surface Tension

Surface tension of liquids like water, mercury, oils and more

Technical Terms in Fluid Mechanics

Some of the most commonly used technical terms in fluid mechanics

Toluene - Thermophysical Properties

Chemical, physical and thermal properties of toluene, also called methylbenzene, toluol and phenylmethane. Phase diagram included.

Total Pressure or Head Loss in Pipe or Duct Systems

Major and minor loss in pipe, tubes and duct systems

U-Tube Manometer

The inclined and vertical u-tube manometers are inexpensive and common in the differential pressure measurement with flow meters like pitot tubes, orifices and nozzles

Universal and Individual Gas Constants

The Universal and Individual Gas Constants in fluid mechanics and thermodynamics. Individual gas constant is given for the most common gases.

Velocity Head

Dynamic pressure and velocity head

Viscosity Converting Chart

Convert between the viscosity units Centiposes, milliPascal, CentiStokes and SSU

Viscous Liquids - Friction Loss

Friction loss in steel pipes - for fluids with viscosities ranging 32 - 80000 SSU

Water - Absolute or Dynamic Viscosity

Absolute or dynamic viscosity of water in centipoises for temperatures between 32 - 200oF

Water - Boiling Points at Vacuum Pressure

Online calculator, figures and tables giving the boiling temperatures of water in varying vacuum, SI and Imperial units.

Water - Dynamic and Kinematic Viscosity

Online calculator, figures and tables showing viscosity of water at temperatures ranging from 0 to 360 °C (32 to 675 °F) - Imperial and SI Units

Water - Prandtl Number

Figures and tables showing Prandtl Number of liquid and gaseous water at varying temperarure and pressure, SI and Imperial units

Water - Thermal Diffusivity

Figures and tables showing thermal diffusivity of liquid and gaseous water at varying temperarure and pressure, SI and Imperial units

Water Flow in Tubes - Reynolds Number

Clean cold waterflow in pipes and the Reynolds number

Water Steam - the Critical Point and the Triple Point

Critical point is where vapor and liquid are indistinguishable and triple point is where ice, water and vapor coexist in thermodynamic equilibrium

Water Systems - Valves and Kv diagram

Kv diagram for sizing control valves

Weber Number

Introduction to the Weber Number

Wind Energy

Available wind energy

Wind Power

Power generated from the wind

Wind Shear

Wind slowed down at surface by trees and obstructions

Wind Turbine Power Calculator

Online wind turbine calculator

Sponsored Links

Search the Engineering ToolBox

Engineering ToolBox - SketchUp Extension - Online 3D modeling!

3D Engineering ToolBox Extension to SketchUp - add parametric components to your SketchUp model

Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro .Add the Engineering ToolBox extension to your SketchUp from the SketchUp Pro Sketchup Extension Warehouse!

Translate this page to
About the Engineering ToolBox!

Citation

This page can be cited as

  • Engineering ToolBox, (2009). Fluid Mechanics. [online] Available at: https://www.engineeringtoolbox.com/fluid-mechanics-t_21.html [Accessed Day Mo. Year].

Modify access date.

Customize Ads in the ToolBox

Make ads more useful in Google Ad Settings .

. .

close

3D Engineering ToolBox - draw and model technical applications! 2D Engineering ToolBox - create and share online diagram drawing templates! Engineering ToolBox Apps - mobile online and offline engineering applications!

Scientific Online Calculator

Scientific Calculator

5 22

Sponsored Links
.