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

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Environment

Climate, meteorology, sun, wind and environmental resources

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Acids - pH Values

pH of common acids like sulfuric, acetic and more

Air - Thermophysical Properties

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

Bases - pH Values

Some common bases as sodium hydroxide, ammonia and more

Beaufort Wind Scale

The Beaufort description and observation of wind and wind speed

Bio Ethanol Production and Raw Materials

Ethanol Bio-fuel production and raw materials

Biocides and Effectiveness

Effectiveness of biocides against bacteria, fungi and algae

Biogas - Carbon Nitrogen Ratios

Carbon - Nitrogen ratios for biogas produced from various raw materials

Biogas - Typical Composition

Typical composition of biogas produced from household waste

Biogas Potential from Animal Manure

Potential biogas production from animal manure

Biomass Energy

Biomass energy units and converting values

Biomasses used as Fuel - Energy Content

Some biom fuels and their energy content

Carbon Monoxide and Health Effects

Exposure to Carbon Monoxide - CO and the health effects

Combustion of Fuels and Nitrogen Oxides (NOx) Emission

Emission of Nitrogen Oxides - NOx - with combustion of fuels like oil, coal, propane and more

Combustion of Fuels - Carbon Dioxide Emission

Environmental emission of carbon dioxide CO2 when combustion fuels like coal, oil, natural gas, LPG and bio energy

Earthquake Scales

Earthquake Scales - Richter Magnitude, Moment Magnitude and Mercalli Intensity

Energy Balance and Energy Ratio

Energy balance and energy payback ratio

Energy Stored in Capacitors

Potential power and energy stored in capacitors

Food and Foodstuff - pH Values

pH in common food products - like apples, butter, wines and more ..

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Fossil and Alternative Fuels - Energy Content

Listing of net (low) and gross (high) energy content in fossil and alternative fuels, together with a description of energy content measurement

Fujita-Pearson Tornado Intensity Scale

Rating tornado intensity scale

Glazing Materials and Optical Properties

Optical properties of some commonly used glazing materials

Hurricane Intensity Scale

Saffir-Simpson damage potential scale for hurricanes

Hydropower

Water - power potential, head and flow rate

Ice - Thermal Properties

Thermal and thermodynamic properties of ice - density, thermal conductivity and specific heat at temperatures from 0 to -100 oC

Refrigerants - Environmental Properties

Refrigerants - Ozone Depletion (ODP) and Global Warming Potential (GWP)

Salinity of Water

Salinity of fresh, brackish and sea water

Solar Radiation - Daily Surface Energy

Daily surface energy from solar radiation

Solar Radiation through Windows

Heat from sun transmitted through windows

Sun Charts

Online solar chart creator

Trees - Urban Heights

Height of trees commonly used in towns and urban areas

Trees - Water Demand

Trees and their relative water demand

US Heating Degree-Days

Standard and industrial heating degree-days

Water - Thermophysical Properties

Thermal properties of water - density, freezing temperature, boiling temperature, latent heat of melting, latent heat of evaporation, critical temperature and more

Water Content in Soil

Water or moisture content in soil

Wind Chill Index

The Wind Chill Index - or the Effective Temperature - of air in movement

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

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SketchUp Extension - Online 3D modeling!

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 Extension Warehouse!

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Unit Converters

Temperature

oC
oF


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Length

m
km
in
ft
yards
miles
naut miles


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Area

m2
km2
in2
ft2
miles2
acres


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Volume

m3
liters
in3
ft3
us gal


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Weight

kgf
N
lbf


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Velocity

m/s
km/h
ft/min
ft/s
mph
knots


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Pressure

Pa (N/m2)
bar
mm H2O
kg/cm2
psi
inches H2O


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Flow

m3/s
m3/h
US gpm
cfm


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