Gas and Compressed Air
Gas properties, capacities of pipelines, sizing of relief valves - air, LNG, LPG and more
Sponsored Links
Air - Absolute and Kinematic Viscosity
Absolute and kinematic viscosity of air at temperatures ranging -40 - 1000 oC (-40 - 1500 oF) at standard atmospheric pressure - Imperial and SI Units
Air - Altitude, Density and Specific Volume
The density and the specific volume of air varies with the elevation above sea level
Air - Density and Specific Weight
Density and specific weight of air at temperatures ranging -40 - 1000 oC (-40 - 1500 oF) at standard atmospheric pressure - Imperial and SI Units
Air - Temperature and Volume
Air temperature and volume correction compared with Normal Air Conditions
Air Compressors - Maximum Air Flow Inlet Pipe
Inlet pipe size and maximum air flow
Air Compressors - Yearly Power Costs
Yearly power costs operating an air compressor
Air Discharge through Hose
Air flow through hose
Air Hose Friction
Pressure loss in air hoses at various pressures
Air Line - Air Flow and Length - Recommended Sizes
Recommended air line size
Air Line Pipe
Recommended sizes - air pressure 100 psi
Air Properties
Temperature, density, specific heat, thermal conductivity, expansion coefficient, kinematic viscosity and Prandtl's number for temperatures ranging -150 - 400 oC
Sponsored Links
Air Properties - Imperial Units
Thermodynamic properties of air at low pressures - imperial units
Air Tools and Air Consumption
Average air requirement of some common air tools
Boyle's Law (Mariotte's Law)
A perfect gas and Boyle's law
Charles' Law
A perfect gas and Charles' law
Classification of Gases
Oxidizers, Inert and Flammable gases
Compressed Air - Glossary of Terms
A glossary of terms commonly used for compressed air
Compressed Air - Laboratory Demand
Compressed air laboratory diversity and demand
Compressed Air Pipe Lines - Capacities
Capacity of compressed air pipelines - applied pressure ranging 5 - 250 psi (0.5 - 17 bar)
Compressed Air Pipe Lines - Fittings and Pressure Drops
Fittings in compressed air pipe lines and equivalent length pressure drop
Compressed Air Pipe Lines - Online Pressure Drop Calculator
Calculate pressure drops in compressed air pipe lines - online calculator and spreadsheet - metric and imperial units
Sponsored Links
Compressed Air Piping and Pressure Drop Diagrams - Imperial Units
Pressure drop in compressed air pipelines - applied pressure 50, 100 and 150 psi
Compressed Air Pressure Drop Diagram
Pressure drop in compressed air pipe lines - nomograph diagram
Compressed Air Pressure Drop Diagrams - Metric Units
Pressure drop in compressed air pipe lines
Compressed Air Quality
Power, instrumentation, process and breathing air
Compressed Air Receivers
Calculating receivers in compressed air systems
Compressed Gas and Air - Storage Volumes
Calculate the storage volume of compressed air or gas
Control Valve Sizing Calculator - Gases
An online control valve - Cv - calculator for gases
Dalton's Law
Gibbs'-Dalton's law of partial pressure
Density of Dry Air, Water Vapor and Moist Humid Air
Calculate the density of dry air, water vapor or the mixture of air and water vapor - moist or humid air
Gas Carrying Capacities House Piping
Gas carrying capacity - pipes ranging 1/2" to 8"
Gas Cookers - Marks and Heat
Gas marks on gas cookers and heat developed
Gas Data
An online database with gas properties
Gas Mixture 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
Gas Pipes - Approved Materials
Materials approved for gas pipes
Gases - Critical Temperatures and Pressures
Critical temperatures and pressures for some common gases - air, alcohol, ether, oxygen and more
Gases - Densities
Densities and molecular weights of some common gases - acetylene, air, methane, nitrogen, oxygen and many others ..
Gases - Explosive and Flammability Concentration Limits
Flame and explosion limits for gases - propane, methane, butane, acetylene and more
Gases - Specific Gravities
Specific gravity of air, ammonia, butadiene, carbon dioxide, carbon monoxide and some other common gases
Horsepower required to Compress Air
Online horsepower calculator
Ideal Gas Law
In perfect or ideal gas the change in density is directly related to the change of temperature and pressure as expressed by the Ideal Gas Law
Ideal Gas Properties Carbon Dioxide
Enthalpy, Entropy and Internal Energy of Carbon Dioxide
Ideal Gas Properties of Nitrogen
Enthalpy, internal energy and entropy of Nitrogen
Ideal Gas Properties Oxygen
Enthalpy, Internal Energy and Entropy of Oxygen
Liquefied Natural Gas - LNG
Liquefied Natural Gas (LNG)
Liquefied Petroleum Gas - LPG
Liquefied Petroleum Gas (LPG)
Low Pressure Gas Pipe Sizing
Sizing apartments service gas pipe lines
LPG Tanks - Relief Valves Capacities
Capacities of relief valves on LPG vaporizers and tanks
Medical Gas Piping
Medical piping systems
Medical Gases - Piping Dimensions
Dimensions of Copper Tubes for Medical Gases
Methane - Converting between Liquid and Gaseous Units
Convert between common liquid and gaseous LNG or Methane units
Natural Gas - Pipe Sizing
Sizing low pressure natural gas pipe lines - imperial units
Natural Gas - Pipe Sizing
Sizing pipes with natural gas - for pressure above 5 psi (35 kPa)
Natural Gas - Pipe Sizing
Sizing low pressure natural gas pipe lines - metric values
Natural Gas and Laboratory Diversity
Average use of natural gas in laboratory outlets
Natural Gas Common Terms
A natural gas glossary with common terms used in the natural gas industry
Natural Gas Consumption
Natural gas consumption in common equipment - boiling pans, ovens, cookers, kettles and more
Natural Gas Demand for Multiple Dwellings
Multiple dwellings and probable gas demand - diversivity
Natural Gas Glossary
Natural gas is used extensively in residential, commercial and industrial applications
Natural Gas Meters - Capacities
Different types of natural gas meters and their capacities
Natural Gas Pipe Size Calculator
Calculate the capacity of natural gas pipe lines
Orifices - Air Discharge
Air volume through orifices
Pascal's Laws
Pascal's laws relates to pressures in fluids
Pneumatic Air Cylinders - Force Exerted
Pneumatic air cylinders - air pressure and force exerted calculator
Pneumatic Cylinder Velocity
Calculating pneumatic cylinder velocity
Pressure
Introduction to pressure - relationship psi and Pa - online pressure units converter
Pressure and Maximum Content of Water in Saturated Air
Air pressure and maximum content of water in saturated air
Pressure Converter
Convert from kPa to psi and inches of Water and Mercury
Pressure Loss in Compressed Air Pipe Lines
Pressure drop in compressed air pipe lines
Propane - Air Mixture
Energy content and specific gravity of propane - air mixtures
Propane - Latent Heat of Vaporization
Latent heat of propane vaporization
Propane Butane Mix - Evaporation Pressure
Evaporation pressure of Propane Butane mixtures
Propane Gas - Pipe Sizing
Sizing low pressure propane gas pipe lines - imperial units
Propane Gas - Pipe Sizing
Sizing low pressure propane gas pipe lines - metric units
Propane Gas - Pipe Sizing
Sizing pipes with propane gas - for pressure above 5 psig (35 kPa)
Properties of Air at Moderate Pressure - ranging -100 to 1000oF
Dynamic viscosity. thermal conductivity. specific heat capacity and Prandtl number - old English units
Pumps, Compressors, Blowers and Fans
Comparing pumps, compressors, blowers and fans
Rating of Air Compressors and Air Equipment
The most common terms rating air flow capacity are ICFM, FAD, ANR, SCFM or nl/min
Relief Valves - Length Vent Lines
Calculate length of safety valves vent lines
Safety Valves and Relief Capacity
Maximum safety valves free air relief capacity
Safety Valves in Gas Systems
Calculate relief valves in gas and vapor systems
SCFM versus ACFM and ICFM
Actual air compressor capacity (ACFM) versus standard air capacity (SCFM) and inlet air capacity (ICFM)
Single Acting Pneumatic Piston - Air Volume Used
Air volume used by single-acting pistons
Specific Heat Ratio of Air
Specific Heat Ratio of air at temperatures from -40 - 1000 oC (-40 - 1500 oF) at standard atmospheric pressure - Imperial and SI Units
Speed of Sound in Air
Speed of sound in air at temperatures from -40 - 1000 oC (-40 - 1500 oF) at standard atmospheric pressure - Imperial and SI Units
Steam and Vapor Enthalpy
Introduction and definition of vapor and steam enthalpy - specific enthalpy of saturated liquid, saturated vapor and superheated vapor
The Individual and Universal Gas Constant
The Individual and Universal Gas Constant in fluid mechanics and thermodynamics
Types of Air Compressors
Reciprocating, rotary screw and rotary centrifugal air compressors
Underground Natural Gas Pipes - Minimum Cover
Burial dept and minimum cover of natural gas pipes
Vacuum
Vacuum is defined as air pressure below atmospheric pressure
Vacuum - Evacuation Time
Vacuum pumps - calculating flow rate and required evacuation time
Vacuum - Expanded Air Ratio
Converting standard air volume flow to actual air volume flow
Vacuum and Flow Measurement
Measuring volume flow in vacuum
Vacuum Pipe Lines - Pressure Drops
Vacuum pipes and pressure drops
Vacuum Pipes - Velocities
Vacuum pipes - air velocity diagrams
Vacuum Pressure - Converting Units
Vacuum converting units - % vacuum - mm Mercury - psi - torr - micron - kPa
Vacuum Pumps - Exhaust Piping
Capacity of vacuum pump exhaust pipes
Vapor and Steam
Introduction to vapor and steam
Vapor Pressure
Saturation pressure - exerted by escaping molecules
Engineering ToolBox - SketchUp Edition - Online 3D modeling!
Engineering ToolBox - SketchUp Edition - enabled for use with the amazing, fun and free Google SketchUp.
Search the ToolBox
© The Engineering ToolBox 2005
9 11 11
