Real Natural Gas Density and Enthalpy
Natural gas has become so expensive, that the difference between calculating gas properties as ideal gas vs real gas should not be neglected. See the example calculation.
Drum Level - Tank Volume Calculation
Horizontal cylinder with ellipsoidal ends. How to calculate the volume from level measurement.
Basic Tutorial - Helmholtz Energy
The Helmholtz free energy is a thermodynamic potential that measures the »useful« work obtainable from a closed thermodynamic system at a constant temperature and volume.
Basic Tutorial - Flow Calculation
When installation requirements and flow conditions from ISO 5167 are met, standardized flow devices can provide flow rate results with good accuracy.
Compressor Surge Line
Analysis and evaluation of various multi-stage axial compressor surge limit criteria.
Geocoding and Maps API
How to implement google and bing maps on your website. How to use GEORSS feeds with both.
A simple and small pure CSS approach for use of dropdown menues